CN210505657U - Defoaming device for sewage treatment equipment - Google Patents

Defoaming device for sewage treatment equipment Download PDF

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Publication number
CN210505657U
CN210505657U CN201920511169.1U CN201920511169U CN210505657U CN 210505657 U CN210505657 U CN 210505657U CN 201920511169 U CN201920511169 U CN 201920511169U CN 210505657 U CN210505657 U CN 210505657U
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China
Prior art keywords
water
sewage treatment
aeration tank
pipe
spray pipe
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CN201920511169.1U
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Chinese (zh)
Inventor
廖志民
周荣忠
曾凯
张明
曹鑫康
周佳琳
谢锦文
张强华
李昆
吴协和
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Xinyu Jindalai Environmental Protection Co ltd
Jiangxi Jdl Environmental Protection Co ltd
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Xinyu Jindalai Environmental Protection Co ltd
Jiangxi Jdl Environmental Protection Co ltd
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Abstract

The utility model discloses a fire fighting equipment for sewage treatment device belongs to sewage treatment technical field for sewage treatment device's fire fighting equipment includes the aeration tank, still including being arranged in producing water pump, setting being used for on the aeration tank with sewage pump after sewage treatment device handles to the aeration tank spray pipe of foam in the aeration tank is eliminated to water jet stream, the spray pipe is linked together through the delivery port of pipeline with producing the water pump. The utility model discloses a fire fighting equipment for sewage treatment device utilizes the product water pump of sewage treatment device itself to provide power and uses the sewage after handling to spray, effective reduce cost to can effectively reduce, eliminate the foam.

Description

Defoaming device for sewage treatment equipment
Technical Field
The utility model relates to a sewage treatment technical field especially relates to a fire fighting equipment for sewage treatment device.
Background
The typical biological treatment process of urban domestic sewage comprises the following steps: the device comprises a grid, a grit chamber, a primary sedimentation tank, a biological treatment section, a secondary sedimentation tank and a disinfection, wherein the biological treatment section is provided with an aeration tank. The integrated sewage treatment equipment integrates conventional treatment structures, has the characteristics of small occupied area and simplicity in control, and is generally provided with a water pump for discharging treated sewage. The sewage with high contents of grease and surfactant can generate a large amount of chemical foam after entering the aeration tank, and the foam overflows from the tank body to pollute the surrounding environment, which is not beneficial to the maintenance of matched equipment. At present, water spraying, defoaming agent adding and other modes are commonly used for eliminating foam, but power equipment and related devices are additionally arranged, so that the cost is higher.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defects of the prior art, the utility model aims to solve the technical problem that a fire fighting equipment for sewage treatment equipment is provided, the sewage after power and use treatment is provided by the water pump of producing of sewage treatment equipment itself to spray, effective reduce cost, and effectively reduce and eliminate foam.
The utility model adopts the technical proposal that:
the utility model provides a pair of a fire fighting equipment for sewage treatment device, including the aeration tank, still including be used for producing water pump, the setting with the sewage pump after sewage treatment device handles be in be used for on the aeration tank to jet stream and eliminate in the aeration tank the spray pipe of foam in the aeration tank, the spray pipe pass through the pipeline with the delivery port of producing the water pump is linked together.
As a further improvement of the scheme, a plurality of water spraying holes are formed in the water spraying pipe, and the water flow spraying directions of the plurality of water spraying holes face to the middle part of the aeration tank.
As a further improvement of the scheme, the water spray pipes comprise a first water spray pipe and a second water spray pipe which are respectively arranged on two sides of the aeration tank, the first water spray pipe and the second water spray pipe are respectively communicated with one end of a main pipeline through pipelines, and the other end of the main pipeline is communicated with a water outlet of the water production pump.
As a further improvement of the scheme, a plurality of water spray holes are formed in the first water spray pipe and the second water spray pipe, and the water flow spray directions of the plurality of water spray holes face to the middle part of the aeration tank.
As a further improvement of this aspect, the water jet direction of the water jet holes on the first water jet pipe and the water jet direction of the water jet holes on the second water jet pipe are staggered from each other.
As a further improvement of the scheme, the first water spray pipe and the second water spray pipe are both arranged along the long edge direction of the aeration tank.
As a further improvement of the scheme, one end of the first water spraying pipe, which is far away from the water production pump, is sealed, and one end of the second water spraying pipe, which is far away from the water production pump, is sealed.
As a further improvement of the scheme, a valve is arranged on the main pipeline.
As a further improvement of the scheme, a check valve is arranged on the main pipeline.
As a further improvement of the scheme, the device also comprises a clean water tank, and the clean water tank is communicated with a water outlet of the water production pump through a pipeline.
Compared with the prior art, the beneficial effects of the utility model are that:
the utility model provides a pair of a fire fighting equipment for sewage treatment device, through setting up the spray pipe on the aeration tank, and make the spray pipe be linked together through the delivery port of the product water pump of pipeline with sewage treatment device self, the product water pump is in the sewage pump after handling sewage treatment device goes out to the clear water tank in, can go into the spray pipe with the sewage pump after handling, spray in order to eliminate the foam in to the aeration tank through the spray pipe, the product water pump through utilizing sewage treatment device itself provides power, need not to add power equipment in addition, and the liquid that sprays is the sewage after handling, effective reduce cost, and can effectively reduce, eliminate the foam, and do not influence the operation and the maintenance of sewage treatment device self.
Drawings
FIG. 1 is a schematic structural view of a defoaming apparatus for sewage treatment equipment according to an embodiment of the present invention;
fig. 2 is a schematic structural view of a spray pipe according to an embodiment of the present invention.
In the figure:
1. an aeration tank; 2. a water production pump; 3. a water spray pipe; 30. a water spray hole; 31. a first water spray pipe; 32. a second water spray pipe; 4. a main pipeline; 5. a valve; 6. a check valve; 7. a clear water tank.
Detailed Description
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings and technical solutions needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
The present invention will be further explained with reference to the accompanying drawings.
As shown in fig. 1 and fig. 2, the defoaming device for sewage treatment equipment provided by this embodiment includes an aeration tank 1 and a water producing pump 2 of the sewage treatment equipment, the water producing pump 2 is used for pumping out sewage treated by the sewage treatment equipment, and further includes a water spraying pipe 3 disposed on the aeration tank 1 and used for spraying water to the aeration tank 1 to eliminate foam in the aeration tank 1, the water spraying pipe 3 is communicated with a water outlet of the water producing pump 2 through a pipeline, a plurality of water spraying holes 30 are disposed on the water spraying pipe 3, and water spraying directions of the plurality of water spraying holes 30 all face to the middle of the aeration tank 1. The water spraying holes 30 are arranged on one side of the water spraying pipe 3, the orifices of the water spraying holes 30 face to the center of the aeration tank 1, the aperture of the water spraying holes 30 is 2-5mm, the distance between the water spraying holes 30 is 80-120mm, and the inner diameter of the water spraying pipe 3 is 15-35 mm. The sewage treatment equipment also comprises a clean water tank 7, the clean water tank 7 is communicated with a water outlet of the water production pump 2 through a pipeline, and the water production pump 2 is used for pumping out the sewage treated by each stage of the sewage treatment equipment into the clean water tank 7.
The sewage pump 2 that produces after handling sewage treatment device pumps to the clear water tank 7 in, can pump the sewage pump after handling into spray pipe 3, because the velocity of flow increases after the play water promotes through the pump 2 that produces, get into behind the spray pipe 3, still have certain water pressure, it is spout by the hole for water spraying 30 direction to go out, spray in order to eliminate the foam in aeration tank 1, can effectively reduce, eliminate the foam in aeration tank 1, produce water pump 2 through utilizing sewage treatment device itself and provide power, need not to add power equipment in addition, and the liquid that sprays is the sewage after handling, need not to use the clear water in addition to spray, greatly the cost is reduced, and do not influence the operation and the maintenance of sewage treatment device self.
In order to enhance the defoaming effect, further, the water spraying pipe 3 comprises a first water spraying pipe 31 and a second water spraying pipe 32 which are respectively arranged at two sides of the aeration tank 1, one end of the first water spraying pipe 31 and one end of the second water spraying pipe 32 are respectively communicated with one end of the main pipeline 4 through pipelines, the other end of the main pipeline 4 is communicated with a water outlet of the water producing pump 2, a plurality of water spraying holes 30 are respectively arranged on the first water spraying pipe 31 and the second water spraying pipe 32, the water spraying directions of the water spraying holes 30 are both towards the middle part of the aeration tank 1, one end of the first water spraying pipe 31 far away from the water producing pump 2 is sealed, one end of the second water spraying pipe 32 far away from the water producing pump 2 is sealed, the first water spraying pipe 31 and the second water spraying pipe 32 are respectively arranged on the side walls at two sides inside the aeration tank 1, and are both located 20-50 cm above the highest liquid level of the aeration tank 1, the treated sewage enters the, the main pipeline 4 is shunted to both sides, and the water flows respectively enter the first water spraying pipe 31 and the second water spraying pipe 32, and simultaneously, the water flow is sprayed to the middle part of the aeration tank 1 to eliminate foam, so that the defoaming capability is effectively improved, and the defoaming effect is enhanced.
Further, the first water spray pipe 31 and the second water spray pipe 32 are arranged along the long side direction of the aeration tank 1, the water flow injection direction of the water spray holes 30 on the first water spray pipe 31 and the water flow injection direction of the water spray holes 30 on the second water spray pipe 32 are staggered, and the first water spray pipe 31 and the second water spray pipe 32 respectively spray water flow to the surface of the aeration tank 1 from two sides in a cross mode, so that the water flow injection surface can be increased, the foam eliminating speed is increased, and the foam eliminating effect is enhanced.
In order to control the opening and closing of the defoaming device for the sewage treatment equipment, a valve 5 is further arranged on the main pipeline 4 and used for controlling the on-off of water flow in the main pipeline 4.
For preventing the water refluence in the spray pipe 3, furtherly, be provided with check valve 6 on trunk line 4, make out water only through trunk line 4 flow direction first spray pipe 31 and second spray pipe 32, prevent that the water among the spray pipe 3 from flowing backwards to clear water tank 7, check valve 6 is located the one end that is close to aeration tank 1 on trunk line 4, it produces water outlet water pump 2's delivery port and gets into trunk line 4, flow through valve 5 earlier after then flow through check valve 6 and flow into first spray pipe 31 and second spray pipe 32, be convenient for close valve 5 and overhaul check valve 6 afterwards.
The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that are not thought of through the creative work should be covered within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the protection scope defined by the claims.

Claims (9)

1. A fire fighting equipment for sewage treatment plant, includes aeration tank (1), its characterized in that:
the sewage treatment device also comprises a water production pump (2) for pumping out sewage treated by the sewage treatment device, and a water spray pipe (3) which is arranged on the aeration tank (1) and is used for spraying water flow into the aeration tank (1) to eliminate foam in the aeration tank (1), wherein the water spray pipe (3) is communicated with a water outlet of the water production pump (2) through a pipeline;
the device is characterized by further comprising a clear water tank (7), wherein the clear water tank (7) is communicated with a water outlet of the water production pump (2) through a pipeline.
2. The defoaming apparatus for sewage treatment plants according to claim 1, wherein:
a plurality of water spraying holes (30) are formed in the water spraying pipe (3);
the water flow spraying directions of the plurality of water spraying holes (30) all face to the middle part of the aeration tank (1).
3. The defoaming apparatus for sewage treatment plants according to claim 1, wherein:
the water spray pipe (3) comprises a first water spray pipe (31) and a second water spray pipe (32) which are respectively arranged at two sides of the aeration tank (1);
the first water spraying pipe (31) and the second water spraying pipe (32) are respectively communicated with one end of the main pipeline (4) through a pipeline, and the other end of the main pipeline (4) is communicated with a water outlet of the water producing pump (2).
4. The defoaming apparatus for sewage treatment plants according to claim 3, wherein:
a plurality of water spraying holes (30) are formed in the first water spraying pipe (31) and the second water spraying pipe (32);
the water flow spraying directions of the plurality of water spraying holes (30) all face to the middle part of the aeration tank (1).
5. The defoaming apparatus for sewage treatment plants according to claim 4, wherein:
the water jet direction of the water jet holes (30) on the first water jet pipe (31) and the water jet direction of the water jet holes (30) on the second water jet pipe (32) are staggered.
6. The defoaming apparatus for sewage treatment plants according to claim 3, wherein:
the first water spray pipe (31) and the second water spray pipe (32) are arranged along the long side direction of the aeration tank (1).
7. The defoaming apparatus for sewage treatment plants according to claim 4, wherein:
one end of the first water spraying pipe (31) far away from the water producing pump (2) is sealed;
the end of the second water spray pipe (32) far away from the water producing pump (2) is sealed.
8. The defoaming apparatus for sewage treatment plants according to claim 3, wherein:
and a valve (5) is arranged on the main pipeline (4).
9. The defoaming apparatus for sewage treatment plants according to claim 3, wherein:
and a check valve (6) is arranged on the main pipeline (4).
CN201920511169.1U 2019-04-15 2019-04-15 Defoaming device for sewage treatment equipment Active CN210505657U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201920511169.1U CN210505657U (en) 2019-04-15 2019-04-15 Defoaming device for sewage treatment equipment

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201920511169.1U CN210505657U (en) 2019-04-15 2019-04-15 Defoaming device for sewage treatment equipment

Publications (1)

Publication Number Publication Date
CN210505657U true CN210505657U (en) 2020-05-12

Family

ID=70541944

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201920511169.1U Active CN210505657U (en) 2019-04-15 2019-04-15 Defoaming device for sewage treatment equipment

Country Status (1)

Country Link
CN (1) CN210505657U (en)

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