CN216191206U

CN216191206U - Foam eliminating mechanism and integrated culture wastewater treatment device

Info

Publication number: CN216191206U
Application number: CN202122668787.7U
Authority: CN
Inventors: 李华飞; 吴浩楠; 何宗飞; 王旋
Original assignee: CHONGQING CHENMING WATER TREATMENT EQUIPMENT CO LTD
Current assignee: CHONGQING CHENMING WATER TREATMENT EQUIPMENT CO LTD
Priority date: 2021-11-03
Filing date: 2021-11-03
Publication date: 2022-04-05
Anticipated expiration: 2031-11-03

Abstract

The utility model discloses a foam eliminating mechanism and an integrated cultivation wastewater treatment device, wherein the foam eliminating mechanism comprises a defoaming barrel, an exhaust pipe, a water distribution component, an emptying pipe, a circulating pipe and a pipeline pump, a defoaming agent is added into the defoaming barrel, defoaming treatment is carried out on foam by a chemical method, the circulating pipe is matched with the pipeline pump, the defoaming agent in the defoaming barrel is guided into the water distribution component and then sprayed into the defoaming barrel, the foam is impacted by a physical defoaming method, and the broken foam is further dispersed and smashed, and the foam eliminating mechanism is combined with the physical defoaming method by the chemical defoaming method, so that the defoaming efficiency and the eliminating effect are improved; wastewater treatment plant is bred in integration includes wastewater treatment mechanism and foretell foam elimination mechanism, connects through the blast pipe between the two, only needs to cover wastewater treatment mechanism and seal, draws forth blast pipe to defoaming jar alone, newly-built or reform transform the convenience, the operation is reliable and stable.

Description

Foam eliminating mechanism and integrated culture wastewater treatment device

Technical Field

The utility model relates to the technical field of water treatment equipment, in particular to a foam eliminating mechanism and an integrated cultivation wastewater treatment device.

Background

The aquaculture wastewater treatment process mostly adopts an aerobic treatment process, generates a large amount of foam during aeration in the treatment process, has light foam weight and large volume, often overflows out of the aerobic treatment device, even carries out partial sludge, and seriously influences the environmental sanitation around the wastewater treatment device.

For small and medium-sized farmers, split mounting type treatment equipment is mostly adopted, the area of a pool body is small, generated foam is easier to overflow, the main technologies for eliminating aerobic treatment foam at present comprise a biological defoaming method, a chemical defoaming method and a physical defoaming method, and the defoaming treatment method has the defects of complex process operation, higher cost, inconvenience in operation and the like.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a foam eliminating mechanism and an integrated culture wastewater treatment device, which can solve the problem that foam generated in the traditional culture wastewater aerobic treatment process is difficult to treat.

The utility model provides a foam eliminating mechanism, which comprises: the defoaming device comprises a defoaming bucket, an exhaust pipe, a water distribution component, an emptying pipe, a circulating pipe and a pipeline pump, wherein the exhaust pipe is connected to the upper part of the side wall of the defoaming bucket, the water distribution component is arranged at the top of the defoaming bucket, the emptying pipe is arranged at the lower part of the side wall of the defoaming bucket, a manual valve is arranged on the emptying pipe, the inlet end of the circulating pipe is arranged at the lower part of the side wall of the defoaming bucket, the outlet end of the circulating pipe is connected with the water distribution component, and the pipeline pump is arranged on the circulating pipe.

According to the foam eliminating mechanism, the foam eliminating mechanism further comprises a liquid level device, the liquid level device is vertically arranged on the inner side wall of the defoaming barrel, and the liquid level device is electrically connected with the pipeline pump.

According to the foam eliminating mechanism, the water distribution assembly comprises water distribution vertical pipes and water distribution transverse pipes, the water distribution vertical pipes are communicated with circulating pipes, the water distribution transverse pipes are arranged at the top of an inner cavity of the defoaming barrel and are communicated with each other through rotary joints, the water distribution transverse pipes are arranged into a plurality of parts and are radially arranged around the rotary joints, and spray headers are arranged on the water distribution transverse pipes and are transversely arranged.

According to the foam eliminating mechanism, a plurality of spray headers are arranged on each horizontal water distribution pipe, and the spray headers on each horizontal water distribution pipe are arranged along the axial direction of the horizontal water distribution pipe.

The utility model also provides an integrated aquaculture wastewater treatment device which comprises a wastewater treatment mechanism and any one of the foam eliminating mechanisms, wherein the wastewater treatment mechanism is connected with the foam eliminating mechanism through an exhaust pipe.

According to the integrated aquaculture wastewater treatment device, the wastewater treatment mechanism comprises a treatment tank, a sealing cover, a water inlet pipe, a water outlet pipe and an aeration assembly, wherein the sealing cover is arranged at the top of the treatment tank, the water inlet pipe is arranged at the upper part of the side wall of the treatment tank, the water outlet pipe is arranged at the lower part of the side wall of the treatment tank, and the aeration assembly is arranged in an inner cavity of the treatment tank; the inlet section of the exhaust pipe penetrates through the sealing cover, and the inlet end of the exhaust pipe is higher than the highest liquid level in the treatment tank.

According to the integrated aquaculture wastewater treatment device, the aeration assembly comprises a main air inlet pipe, a plurality of branch air inlet pipes and aeration heads, the main air inlet pipe penetrates through the sealing cover, the main air inlet pipe extends to the bottom of the treatment tank, the branch air inlet pipes are distributed radially by taking the bottom of the main air inlet pipe as the center, each branch air inlet pipe is connected with the main air inlet pipe, the aeration heads are arranged at the bottom of the treatment tank, and each branch air inlet pipe is connected with the aeration head.

According to the integrated aquaculture wastewater treatment device, the diameter of the exhaust pipe is larger than that of the air inlet main pipe.

Has the advantages that: leading foam generated in the aerobic treatment breeding wastewater process into a defoaming barrel through a vent pipe for treatment, adding defoaming agents such as silicon base and alkyl into the defoaming barrel, carrying out chemical defoaming treatment on the foam, changing the surface tension of the foam, achieving the defoaming effect, matching a circulating pipe with a pipeline pump, leading the defoaming agent in the defoaming barrel into a water distribution assembly, spraying the defoaming agent into the defoaming barrel through the water distribution assembly, impacting the foam through a physical defoaming method, further dispersing and smashing the foam, improving the defoaming efficiency, and emptying waste liquid in the defoaming tank through an emptying pipe after the defoaming treatment; the foam eliminating mechanism is combined with a physical defoaming method through a chemical defoaming method, so that the defoaming efficiency and the defoaming effect are improved, the defoaming cost is reduced, the repeated utilization rate of the defoaming agent is high, the defect that the defoaming agent in the traditional chemical defoaming method is diluted by waste water is avoided, the energy is saved compared with the single hydraulic defoaming in the traditional physical defoaming method, and a large amount of clear water or tap water is not required to be introduced for high-pressure spraying; waste water treatment device is bred in integration and establishes ties with foam elimination mechanism and waste water treatment mechanism and use, only needs to cover waste water treatment mechanism sealed, draws forth blast pipe to defoaming jar alone, newly-built or reform transform conveniently, and the operation is reliable and stable, and simultaneously, foam elimination mechanism is independent with waste water treatment mechanism, and the defoaming agent can not influence the good oxygen biochemical reaction in the waste water treatment mechanism.

Additional aspects and advantages of the utility model will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the utility model.

Drawings

The utility model is further described below with reference to the accompanying drawings and examples;

FIG. 1 is a schematic structural view of a foam elimination mechanism of the present invention;

FIG. 2 is a top view of an embodiment of a water distribution assembly of the foam removal mechanism of the present invention;

FIG. 3 is a schematic structural diagram of the integrated aquaculture wastewater treatment device of the present invention.

In the figure: 1. the system comprises a defoaming barrel, 12 air release pipes, 13 manual valves, 2 exhaust pipes, 3 water distribution components, 31 water distribution vertical pipes, 32 water distribution horizontal pipes, 33 rotary joints, 34 spray headers, 4 circulating pipes, 41 pipeline pumps, 5 liquid level devices, 6 treatment tanks, 61 sealing covers, 62 water inlet pipes, 63 water outlet pipes, 71 air inlet main pipes, 72 air inlet branch pipes and 73 aeration heads.

Detailed Description

Reference will now be made in detail to the present preferred embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to like elements throughout.

In the description of the present invention, it should be understood that the orientation or positional relationship referred to in the description of the orientation, such as the upper, lower, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

In the description of the present invention, greater than, less than, exceeding, etc. are understood as excluding the present numbers, and the above, below, inside, etc. are understood as including the present numbers. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.

In the description of the present invention, unless otherwise explicitly limited, terms such as arrangement, installation, connection and the like should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above terms in the present invention in combination with the specific contents of the technical solutions.

Referring to fig. 1-2, a specific embodiment of a foam removing mechanism is provided, the foam removing mechanism includes a defoaming barrel 1, an exhaust pipe 2, a water distribution component 3, an emptying pipe 12, a circulating pipe 4 and a pipe pump 41, the exhaust pipe 2 is connected to the upper portion of the side wall of the defoaming barrel 1, the water distribution component 3 is arranged at the top of the defoaming barrel 1, the emptying pipe 12 is arranged at the lower portion of the side wall of the defoaming barrel 1, a manual valve 13 is arranged on the emptying pipe 12, the inlet end of the circulating pipe 4 is arranged at the lower portion of the side wall of the defoaming barrel 1, the outlet end is connected with the water distribution component 3, and the pipe pump 41 is arranged on the circulating pipe 4.

During the use, foam that aerobic treatment breeds waste water in-process and produces is led into in the defoaming bucket 1 through blast pipe 2 and is handled, defoaming agents such as silica-based, alkyl are added in the defoaming bucket 1, carry out chemical defoaming to the foam and handle, change the surface tension of foam, reach the effect of defoaming, circulating pipe 4 cooperates with tubing pump 41, leading-in water distribution subassembly 3 with defoaming agent in the defoaming bucket 1, spray defoaming agent to the defoaming bucket 1 through water distribution subassembly 3, strike the foam through the physical defoaming method, further break up and smash the foam, improve defoaming efficiency, after the defoaming is handled, pull manual valve 13, empty the defoaming agent waste liquid that ages out of work in the defoaming jar through blow-down pipe 12; this foam elimination mechanism combines through chemical defoaming method and physics defoaming method, has improved defoaming efficiency and elimination effect, improves defoaming agent reuse rate, and then reduces the defoaming cost.

Further, the foam eliminating mechanism further comprises a liquid level device 5, the liquid level device 5 is vertically arranged on the inner side wall of the defoaming barrel 1, and the liquid level device 5 is electrically connected with the pipeline pump 41. When the liquid level in the defoaming barrel 1 is lower than the lowest liquid level of the liquid level gauge 5, the pipeline pump 41 automatically stops the pump.

Preferably, the water distribution assembly 3 includes a water distribution vertical pipe 31 and a water distribution horizontal pipe 32, the water distribution vertical pipe 31 is communicated with the circulation pipe 4, the water distribution horizontal pipe 32 is disposed at the top of the inner cavity of the defoaming barrel 1, the water distribution vertical pipe 31 is communicated with the water distribution horizontal pipe 32 through a rotary joint 33, the water distribution horizontal pipe 32 is provided with a plurality of branches and is radially arranged around the rotary joint 33, the water distribution horizontal pipe 32 is provided with a spray header 34, and the spray header 34 is transversely arranged. The defoaming agent pumped by the circulating pump sequentially enters the vertical water distribution pipes 31 and the horizontal water distribution pipes 32 and is sprayed into the defoaming barrel 1 through the spray headers 34 on the horizontal water distribution pipes 32, and the defoaming agent is sprayed out from the spray headers 34 and rotates the horizontal water distribution pipes 32 through the reaction force of the defoaming agent. Preferably, in this embodiment, the horizontal water distribution pipes 32 are arranged in two branches and symmetrically distributed along the vertical water distribution pipes 31, so as to achieve a good self-rotation effect. The defoaming agent evenly sprays to each department in the bucket, changes the surface tension of foam, reaches the effect of defoaming, and simultaneously, the hydraulic shock that sprays plays the additional action, further breaks up the foam, improves the effect of defoaming.

Preferably, a plurality of spray headers 34 are arranged on each horizontal water distribution pipe 32, and the plurality of spray headers 34 on each horizontal water distribution pipe 32 are arranged along the axial direction of the horizontal water distribution pipe 32. Through such a structure, the contact of the defoaming agent and the foam is increased, and the defoaming efficiency is improved.

Referring to fig. 3, an integrated cultivation wastewater treatment device is provided, which comprises a wastewater treatment mechanism and any one of the above foam eliminating mechanisms, wherein the wastewater treatment mechanism is connected with the foam eliminating mechanism through an exhaust pipe 2. During the use, eliminate mechanism series connection with waste water treatment mechanism and foam through blast pipe 2, the foam of blast pipe 2 in with waste water treatment mechanism discharges to the foam elimination mechanism, carries out the defoaming and handles, and waste water treatment device is bred in this integration, newly-built or reform transform the convenience on original waste water treatment mechanism's basis, sets up the foam elimination mechanism alone, and the defoaming agent does not influence the biochemical reaction in the former waste water treatment mechanism.

Preferably, the wastewater treatment mechanism comprises a treatment tank 6, a sealing cover 61, a water inlet pipe 62, a water outlet pipe 63 and an aeration component, wastewater treatment reaction is carried out in the treatment tank 6, the sealing cover 61 is arranged at the top of the treatment tank 6, the water inlet pipe 62 is arranged at the upper part of the side wall of the treatment tank 6, the water outlet pipe 63 is arranged at the lower part of the side wall of the treatment tank 6, and the aeration component is arranged in the inner cavity of the treatment tank 6; the sealed lid 61 is worn to locate by the entry section of blast pipe 2, and the entry end is higher than the highest liquid level in the treatment tank 6, avoids waste water to get into blast pipe 2. Preferably, in this embodiment, the sealing cover 61 is configured as a rubber ring gland to seal the wastewater treatment mechanism.

Preferably, the aeration assembly comprises a main air inlet pipe 71, a plurality of branch air inlet pipes 72 and aeration heads 73, wherein the main air inlet pipe 71 penetrates through the sealing cover 61, the main air inlet pipe 71 extends to the bottom of the treatment tank 6, the branch air inlet pipes 72 are arranged in a plurality and radially distributed by taking the bottom of the main air inlet pipe 71 as the center, each branch air inlet pipe 72 is connected with the main air inlet pipe 71, the aeration heads 73 are arranged at the bottom of the treatment tank 6, and each branch air inlet pipe 72 is connected with the aeration head 73. Aeration head 73 sets up to a plurality ofly and is located the treatment tank 6 bottom, through above-mentioned structure, realizes good aeration effect, improves waste water treatment efficiency in the treatment tank 6.

According to the integrated aquaculture wastewater treatment device, the diameter of the exhaust pipe 2 is larger than that of the air inlet main pipe 71, the inlet end of the exhaust pipe 2 is inserted into the sealing cover 61, the outlet end of the exhaust pipe 2 is laterally connected into the defoaming bucket 1, and the inlet end of the exhaust pipe 2 is higher than the highest liquid level in the treatment tank 6, so that the phenomenon of gas building in the sealed wastewater treatment tank 6 is avoided, and foams overflow from other gap holes.

This use is novel to provide a foam elimination mechanism, through leading-in defoaming bucket 1 of the foam that produces of blast pipe 2 among the aerobic treatment breed waste water process and handle, defoaming agents such as silica-based, alkyl are added in the defoaming bucket 1, carry out chemical defoaming treatment to the foam, change the surface tension of foam, reach the effect of defoaming, circulating pipe 4 cooperates with tubing pump 41, leading-in defoaming agent in the defoaming bucket 1 in the water distribution subassembly 3, spray the defoaming agent to the defoaming bucket 1 through the water distribution subassembly 3 in, strike the foam through the physical defoaming method, further break up and smash the foam, improve defoaming efficiency, after the defoaming treatment, waste liquid evacuation in the defoaming jar through blow-down pipe 12; this foam elimination mechanism combines through chemical defoaming method and physics defoaming method, has improved defoaming efficiency and elimination effect, reduces the defoaming cost, and defoaming agent reuse rate is high, avoids traditional chemical defoaming method defoaming agent to be diluted by waste water's shortcoming, and the independent water conservancy defoaming of more traditional physics defoaming method is more energy-conserving, also need not introduce a large amount of clear water or running water and carry out the high pressure and spray.

The utility model also provides an integrated aquaculture wastewater treatment device, wherein the foam eliminating mechanism and the wastewater treatment mechanism are connected in series for use, the wastewater treatment mechanism is only required to be covered and sealed, and the exhaust pipe 2 is led out to the defoaming tank independently.

The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made within the knowledge of those skilled in the art without departing from the gist of the present invention.

Claims

1. A foam relief mechanism, comprising: defoaming bucket (1), blast pipe (2), water distribution subassembly (3), blow-down pipe (12), circulating pipe (4) and tubing pump (41), blast pipe (2) are connected in the upper portion of defoaming bucket (1) lateral wall, water distribution subassembly (3) set up in defoaming bucket (1) top, blow-down pipe (12) set up in the lower part of defoaming bucket (1) lateral wall, are provided with manual valve (13) on blow-down pipe (12), the entry end of circulating pipe (4) sets up in the lower part of defoaming bucket (1) lateral wall, and water distribution subassembly (3) is connected to the exit end, tubing pump (41) set up on circulating pipe (4).

2. The foam eliminating mechanism according to claim 1, further comprising a liquid level gauge (5), wherein the liquid level gauge (5) is vertically arranged on the inner side wall of the defoaming barrel (1), and the liquid level gauge (5) is electrically connected with the pipeline pump (41).

3. The foam eliminating mechanism according to claim 2, wherein the water distribution assembly (3) comprises a water distribution vertical pipe (31) and a water distribution horizontal pipe (32), the water distribution vertical pipe (31) is communicated with the circulating pipe (4), the water distribution horizontal pipe (32) is arranged at the top of the inner cavity of the defoaming barrel (1), the water distribution vertical pipe (31) is communicated with the water distribution horizontal pipe (32) through a rotary joint (33), the water distribution horizontal pipe (32) is provided with a plurality of branches and is radially arranged around the rotary joint (33), the water distribution horizontal pipe (32) is provided with spray headers (34), and the spray headers (34) are transversely arranged.

4. The foam eliminating mechanism according to claim 3, wherein a plurality of spray headers (34) are arranged on each horizontal water distribution pipe (32), and the plurality of spray headers (34) on each horizontal water distribution pipe (32) are arranged along the axial direction of the horizontal water distribution pipe (32).

5. An integrated aquaculture wastewater treatment device, which is characterized by comprising a wastewater treatment mechanism and the foam eliminating mechanism of any one of claims 1 to 4, wherein the wastewater treatment mechanism is connected with the foam eliminating mechanism through an exhaust pipe (2).

6. The integrated aquaculture wastewater treatment device according to claim 5, wherein the wastewater treatment mechanism comprises a treatment tank (6), a sealing cover (61), a water inlet pipe (62), a water outlet pipe (63) and an aeration assembly, the sealing cover (61) is arranged at the top of the treatment tank (6), the water inlet pipe (62) is arranged at the upper part of the side wall of the treatment tank (6), the water outlet pipe (63) is arranged at the lower part of the side wall of the treatment tank (6), and the aeration assembly is arranged in the inner cavity of the treatment tank (6); the inlet section of the exhaust pipe (2) penetrates through the sealing cover (61), and the inlet end of the exhaust pipe is higher than the highest liquid level in the treatment tank (6).

7. The integrated aquaculture wastewater treatment device according to claim 6, wherein the aeration assembly comprises a main air inlet pipe (71), a plurality of branch air inlet pipes (72) and aeration heads (73), the main air inlet pipe (71) penetrates through the sealing cover (61), the main air inlet pipe (71) extends to the bottom of the treatment tank (6), the branch air inlet pipes (72) are arranged in a plurality and radially distributed by taking the bottom of the main air inlet pipe (71) as a center, each branch air inlet pipe (72) is connected with the main air inlet pipe (71), the aeration heads (73) are arranged at the bottom of the treatment tank (6), and each branch air inlet pipe (72) is connected with the aeration head (73).

8. The integrated aquaculture wastewater treatment device of claim 7, wherein the diameter of the exhaust pipe (2) is larger than that of the main air inlet pipe (71).