CN212504095U - Spraying circulating water treatment equipment - Google Patents
Spraying circulating water treatment equipment Download PDFInfo
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- CN212504095U CN212504095U CN202020751370.XU CN202020751370U CN212504095U CN 212504095 U CN212504095 U CN 212504095U CN 202020751370 U CN202020751370 U CN 202020751370U CN 212504095 U CN212504095 U CN 212504095U
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Abstract
The utility model discloses a spraying circulating water treatment equipment belongs to waste water treatment equipment technical field. The device comprises a circulating water treatment tank, a slag overflow groove, a grid machine, a slag feeding suction pump, a bottom mud suction pump, a cavitation air flotation machine, an aerator and a blower; one end of the circulating water treatment tank is provided with a water inlet interface, the other end of the circulating water treatment tank is provided with a water outlet, and the middle part of the circulating water treatment tank is provided with a slag overflow groove; the slag overflow groove is composed of a groove body, a gate valve and a bottom frame, wherein a U-shaped opening is formed in one side of the groove body, the gate valve is arranged at the U-shaped opening, and the bottom of the groove body is fixed in the circulating water treatment tank through the bottom frame. Carry out simple transformation to current spraying circulating water treatment facility, use circulating water treatment pond and overflow the sediment groove and cooperate, concentrate categorised extraction to dross, bed mud in the spraying circulating water, during carrying air supporting machine equipment with dross and bed mud are concentrated respectively to the subdividing, carry out high efficiency and handle, improve spraying circulating water utilization ratio.
Description
Technical Field
The utility model relates to a spraying circulating water treatment equipment belongs to waste water treatment equipment technical field.
Background
The spraying circulating water treatment generally adopts at least one of a coagulating sedimentation mode and an air flotation treatment mode, the coagulating sedimentation treatment adopts coagulating sedimentation equipment combined by a flocculating agent and a sedimentation tank, and the air flotation treatment adopts an air flotation machine. Because the circulating amount of spraying circulating water is relatively large, if the spraying circulating water is wanted to be recycled by hundreds, the scale and the manufacturing cost of the wastewater treatment equipment are not affordable and are not economically feasible. Therefore, spraying circulating water treatment equipment generally treats part of circulating water, but not all of the circulating water, so as to achieve the balance between economy and treatment effect.
At present, in spraying circulating water treatment equipment, partial discharged water of spraying circulating water is directly extracted and treated to obtain recycled water reaching the standard, the recycled water is input into a spraying workshop for reutilization, the discharged water of the rest spraying circulating water is not treated and is continuously mixed for use, and the quality of the circulating water is increasingly poor. The mode has lower working efficiency and low paint slag removal rate. Because the spraying circulating water has the characteristic that most of paint slag and suspended solids float on the water surface or sink to the bottom of the pool, if high-concentration upper-layer slag water and bottom muddy water can be intensively extracted, pollutants in the circulating water can be efficiently removed, and a more efficient and economic treatment effect is achieved. Carry out simple transformation to current spraying circulating water treatment facility, use circulating water treatment pond and overflow the sediment groove and cooperate, concentrate categorised extraction to dross, bed mud in the spraying circulating water, during carrying air supporting machine equipment with dross and bed mud are concentrated respectively to the subdividing, carry out high efficiency and handle, improve spraying circulating water utilization ratio.
Disclosure of Invention
The utility model discloses the technical problem that will solve lies in: the spraying circulating water treatment equipment can more efficiently utilize the existing treatment equipment to carry out centralized treatment on paint slag and bottom mud, and realizes the recycling of the existing spraying circulating water.
The utility model discloses the technical problem that will solve takes following technical scheme to realize:
a spraying circulating water treatment device is characterized by comprising a circulating water treatment tank, a slag overflow groove, a grid machine, a slag feeding suction pump, a bottom mud suction pump, a cavitation air flotation machine, an aerator and a blower;
one end of the circulating water treatment tank is provided with a water inlet interface, the other end of the circulating water treatment tank is provided with a water outlet, and the middle part of the circulating water treatment tank is provided with a slag overflow groove;
the slag overflow groove consists of a groove body, a gate valve and a bottom frame, wherein a U-shaped opening is formed in one side of the groove body, the gate valve is arranged at the U-shaped opening, and the bottom of the groove body is fixed in the circulating water treatment tank through the bottom frame;
the lower end of the grating machine is arranged at the bottom of the water inlet end of the circulating water treatment tank;
the upper slag suction pump is arranged in the slag overflow groove;
the bottom sludge suction pump is arranged at the bottom of the circulating water treatment tank;
the water inlet end of the cavitation air flotation machine is respectively connected with the upper slag suction pump and the bottom mud suction pump, the water discharge end of the cavitation air flotation machine is connected back to the circulating water treatment pool, and the circulating water treatment pool is connected with a clear water replenishing pipe;
the aerator is arranged at the bottom of the circulating water treatment tank and is connected with the blower.
As a preferred example, the sewage discharge end of the grating machine is connected with a slag receiving groove.
As a preferable example, a sunken sludge pit is arranged at the bottom of the circulating water treatment tank, and a bottom sludge suction pump is arranged in the sludge pit.
The utility model has the advantages that: the upper edge height of a gate valve of the slag overflow groove is controlled to meet the requirement that upper-layer floating slag just overflows into the slag overflow groove in a concentrated mode, upper slag liquid is extracted in a concentrated mode through a slag suction pump and sent into a cavitation air flotation machine for treatment, and more floating slag can be removed with the same extraction water amount; separating the precipitated paint slag from water by using a grating machine, and transporting the precipitated paint slag outwards; the bottom sludge suction pump further intensively pumps bottom sludge, the cavitation air flotation machine treats water from the upper slag suction pump and the bottom sludge suction pump, and clear water flows back to the circulating water treatment tank; aerating the sewage by the aerator to enable floating slag to float; carry out simple transformation to current spraying circulating water treatment facility, use circulating water treatment pond and overflow the sediment groove and cooperate, concentrate categorised extraction to dross, bed mud in the spraying circulating water, during carrying air supporting machine equipment with dross and bed mud are concentrated respectively to the subdividing, carry out high efficiency and handle, improve spraying circulating water utilization ratio.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic structural view of a slag overflow trough;
FIG. 3 is a schematic structural view of one side of a U-shaped opening of the slag overflow groove.
In the figure: the device comprises a circulating water treatment tank 1, a slag overflow groove 2, a grating machine 3, a slag feeding suction pump 4, a bottom mud suction pump 5, a cavitation air flotation machine 6, an aerator 7, a blower 8, a water inlet interface 9, a water outlet 10, a tank body 11, a gate valve 12, a bottom frame 13, a U-shaped opening 14, a clear water replenishing pipe 15, a slag collecting groove 16 and a sludge pit 17.
Detailed Description
In order to make the technical means, the creation features, the achievement purposes and the functions of the present invention easy to understand and understand, the present invention is further explained by combining the following specific drawings.
As shown in fig. 1-3, a spraying circulating water treatment device comprises a circulating water treatment tank 1, a slag overflow groove 2, a grating machine 3, a slag feeding suction pump 4, a bottom mud suction pump 5, a cavitation air flotation machine 6, an aerator 7 and a blower 8;
one end of the circulating water treatment tank 1 is provided with a water inlet interface 9, the other end is provided with a water outlet 10, and the middle part of the circulating water treatment tank 1 is provided with a slag overflow groove 2;
the slag overflow groove 2 is composed of a groove body 11, a gate valve 12 and a bottom frame 13, wherein one side of the groove body 11 is provided with a U-shaped opening 14, the gate valve 12 is arranged at the U-shaped opening 14, and the bottom of the groove body 11 is fixed in the circulating water treatment tank 1 through the bottom frame 13; or an overflow port is arranged on the valve plate of the gate valve 12, and scum overflows into the tank body 11;
the lower end of the grille machine 3 is arranged at the bottom of the water inlet end of the circulating water treatment tank 1;
the upper slag suction pump 4 is arranged in the slag overflow groove 2;
the bottom sludge suction pump 5 is arranged at the bottom of the circulating water treatment tank 1;
the water inlet end of the cavitation air flotation machine 6 is respectively connected with the upper slag suction pump 4 and the bottom mud suction pump 5, the water outlet end of the cavitation air flotation machine 6 is connected back to the circulating water treatment tank 1, and the circulating water treatment tank 1 is connected with a clear water replenishing pipe 15;
the aerator 7 is arranged at the bottom of the circulating water treatment tank 1, and the aerator 7 is connected with the blower 8.
The sewage discharge end of the grating machine 3 is connected with a slag receiving groove 16. The grating machine 3 is a commercial device, and paint slag in the slag collecting groove 16 is transported outside.
The bottom of the circulating water treatment tank 1 is provided with a sunken sludge pit 17, and the bottom sludge suction pump 5 is arranged in the sludge pit 17.
The equipment needs to be matched with a paint slag coagulant for use. The paint slag coagulant is divided into an agent A and an agent B, is also commonly called as a paint slag coagulant ab agent or a paint slag suspending agent, can reach the standard of environmental protection treatment on different coating spray paint sewage, and comprises water paint, oil paint and UV paint. Wherein, the A agent in the paint slag coagulant mainly decomposes the viscosity of paint, generates electric neutrality to the paint in sewage, can quickly neutralize paint ion charge, and leads the paint above 95 percent (determined according to water quantity) to lose the viscosity in a few seconds; the B agent in the paint slag coagulant is condensed paint slag floating to form solid which is easy to separate from water, so that the effect of solid-liquid separation is achieved, circulating water is purified and recycled, the clarity of the circulating water is kept, and paint mist is prevented from being adhered to a pipeline or a water curtain. The paint slag coagulator A and the paint slag coagulator B can not be used simultaneously, one is added firstly, the other is added later, the paint in the circulating water is captured by the aid of the coagulator A and is decomposed into fine paint slag particles, and then the coagulator B is added to coagulate the paint slag, so that a good treatment effect can be achieved, and cost is saved.
In specific implementation, the agent B can be added at the inlet end of the circulating water treatment tank 1, and then the agent A can be added at the outlet end.
The working principle is as follows: the height of the upper edge of a gate valve 12 of the slag overflow groove 2 is controlled to meet the requirement that upper-layer scum just overflows into the slag overflow groove 2 in a concentrated manner, the scum liquid is extracted in a concentrated manner by a scum suction pump 4 and sent into a cavitation air flotation machine 6 for treatment, and more scum can be removed by the same extraction water amount; separating the precipitated paint slag from water by using a grating machine 3, and transporting the precipitated paint slag outwards; the bottom sludge suction pump 5 further intensively pumps the bottom sludge, the cavitation air flotation machine 6 treats water from the upper slag suction pump 4 and the bottom sludge suction pump 5, and clear water flows back to the circulating water treatment tank 1; the aerator 7 adopts a microporous aerator, and the aerator 7 aerates the sewage to float the scum; carry out simple transformation to current spraying circulating water treatment facility, use circulating water treatment pond 1 and overflow sediment groove 2 to cooperate, concentrate categorised extraction to dross, bed mud in the spraying circulating water, during carrying air supporting machine equipment with dross and bed mud are concentrated respectively to the subdividing, carry out high-efficient handling, improve spraying circulating water utilization ratio.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the above-described embodiments, and that various changes and modifications may be made without departing from the spirit and scope of the invention, and such changes and modifications are intended to be included within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (3)
1. A spraying circulating water treatment device is characterized by comprising a circulating water treatment tank, a slag overflow groove, a grid machine, a slag feeding suction pump, a bottom mud suction pump, a cavitation air flotation machine, an aerator and a blower;
one end of the circulating water treatment tank is provided with a water inlet interface, the other end of the circulating water treatment tank is provided with a water outlet, and the middle part of the circulating water treatment tank is provided with a slag overflow groove;
the slag overflow groove consists of a groove body, a gate valve and a bottom frame, wherein a U-shaped opening is formed in one side of the groove body, the gate valve is arranged at the U-shaped opening, and the bottom of the groove body is fixed in the circulating water treatment tank through the bottom frame;
the lower end of the grating machine is arranged at the bottom of the water inlet end of the circulating water treatment tank;
the upper slag suction pump is arranged in the slag overflow groove;
the bottom sludge suction pump is arranged at the bottom of the circulating water treatment tank;
the water inlet end of the cavitation air flotation machine is respectively connected with the upper slag suction pump and the bottom mud suction pump, the water discharge end of the cavitation air flotation machine is connected back to the circulating water treatment pool, and the circulating water treatment pool is connected with a clear water replenishing pipe;
the aerator is arranged at the bottom of the circulating water treatment tank and is connected with the blower.
2. The spraying circulating water treatment equipment as claimed in claim 1, wherein the slag receiving tank is connected to the sewage discharge end of the grating machine.
3. The spraying circulating water treatment equipment as claimed in claim 1, wherein a recessed sludge pit is provided at the bottom of the circulating water treatment tank, and a bottom sludge suction pump is provided in the sludge pit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020751370.XU CN212504095U (en) | 2020-05-08 | 2020-05-08 | Spraying circulating water treatment equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020751370.XU CN212504095U (en) | 2020-05-08 | 2020-05-08 | Spraying circulating water treatment equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212504095U true CN212504095U (en) | 2021-02-09 |
Family
ID=74444457
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020751370.XU Active CN212504095U (en) | 2020-05-08 | 2020-05-08 | Spraying circulating water treatment equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212504095U (en) |
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2020
- 2020-05-08 CN CN202020751370.XU patent/CN212504095U/en active Active
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