CN214495969U - Tunnel excavation operation sewage treatment plant - Google Patents
Tunnel excavation operation sewage treatment plant Download PDFInfo
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- CN214495969U CN214495969U CN202120149541.6U CN202120149541U CN214495969U CN 214495969 U CN214495969 U CN 214495969U CN 202120149541 U CN202120149541 U CN 202120149541U CN 214495969 U CN214495969 U CN 214495969U
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Abstract
Tunnel excavation operation sewage treatment plant. Relates to the technical field of sewage treatment equipment, in particular to sewage treatment equipment applied to tunneling operation of tunnels and culverts. Provides a tunnel driving operation sewage treatment device which has short process flow, stable operation, high purification efficiency and convenient transportation. Comprises an oil removal and precipitation device, an air flotation oil removal device and an electric control cabinet; the deoiling deposits the device and includes a jar body, deoiling deposits subassembly and charge device, the inlet tube is established to one side of jar body, the mouth of pipe of inlet tube is sewage treatment plant's water inlet, charge device establishes one side of the jar body, charge device is through adding the pencil and connecting on the inlet tube. The utility model discloses through multi-stage treatment, purification efficiency is high, and does not have moving part, equipment process short, and the operation is stable, and maintenance operation gets up simply, and the device combination is established on same base, the transportation in the construction demand of being convenient for.
Description
Technical Field
The utility model relates to a sewage treatment device technical field, concretely relates to be applied to sewage treatment device in tunnel, culvert tunnelling operation.
Background
At present, with the continuous development of social economy and social traffic needs of China, tunnel construction is increased correspondingly and sharply, tunnel engineering is often located in mountainous and hilly areas which are not plain, some tunnel engineering are even located in drinking water source areas or water source conservation areas, a large amount of construction sewage can be generated in the construction process, a large amount of suspended impurities such as rock dust and the like enter water in tunnel construction drainage, part of soluble impurities in the water are oxidized and separated out in the drainage process, the chemical properties are changed, seepage water in tunnel construction is essentially underground water, and in addition, the tunnel construction has the characteristics of surface water due to pollution caused by drilling machines, concrete spraying, grouting and other people, main pollutants are suspended matters, and organic matters such as petroleum and nitrobenzene are formed.
If the oily sewage is not treated during construction and discharged, the water environment pollution can be caused. The tunnel sewage treatment device in the prior art is large in size, inconvenient to transfer, incomplete in sewage treatment and low in discharge standard, so that the tunnel sewage treatment device convenient to transport and high in sewage treatment cleaning efficiency is urgently needed to be developed.
Disclosure of Invention
The utility model discloses to the technical defect that prior art exists, provided a process flow is short, the operation is stable, and purifies the tunnelling operation sewage treatment plant high-efficient, that conveniently transports.
The technical scheme of the utility model is that: comprises an oil removal and precipitation device, an air flotation oil removal device and an electric control cabinet;
the oil removing and precipitating device comprises a tank body, an oil removing and precipitating assembly and a dosing device, wherein a water inlet pipe is arranged on one side of the tank body, a pipe orifice of the water inlet pipe is a water inlet of the sewage treatment device, the dosing device is arranged on one side of the tank body, the dosing device is connected to the water inlet pipe through a dosing pipe, and a connecting pipe is arranged on the other side of the tank body;
the air-flotation oil removing device comprises a gas-liquid mixing device, an air-flotation tank, a slag scraping machine and a water collecting device, the connecting pipe and the gas-liquid mixing device are respectively connected with the air-flotation tank, the slag scraping machine is arranged on the water surface in the air-flotation tank, the water collecting device is arranged on the side wall of the air-flotation tank, the water collecting device is provided with a water outlet pipeline which penetrates through the side wall of the air-flotation tank, and a pipe orifice of the water outlet pipeline, which extends out of the side wall of the air-flotation tank, is a water outlet of the sewage treatment device; it is characterized in that the preparation method is characterized in that,
the oil removal and precipitation device, the air flotation oil removal device and the electric control cabinet are arranged on a base together;
the inner sides of the water inlet and the water outlet of the tank body are respectively connected with vertically arranged water distribution pipes, the water inlet and the water outlet of the tank body are connected with the side walls of the water distribution pipes, the upper end and the lower end of each water distribution pipe are closed, water distribution holes aligned in the direction are arranged on the upper part and the lower part of the opposite side surfaces of the two water distribution pipes, and an oil removal precipitation assembly is arranged between the two water distribution pipes in the tank body;
one side in the air supporting pond is equipped with baffle one and baffle two that stagger from top to bottom in proper order, baffle one with a lateral wall in air supporting pond is in form into the district of intaking in the air supporting pond, baffle one with baffle two is in form water gas mixture district in the air supporting pond, water gas mixture district export orientation scrape sediment machine bottom surface, baffle two with the opposite side wall in air supporting pond forms the water purification district, intake district, water gas mixture district and water purification district communicate each other, the connecting pipe is connected intake on the air supporting pond lateral wall in district, gas-liquid mixing device's output tube mouth stretches into the bottom in water gas mixture district.
Deoiling precipitation component is in including controlling frame and slope setting a plurality of buckled plates between the frame, the inside swash plate in addition of frame, the buckled plate interval is established on the swash plate, control still be connected with the baffle between the frame, still be equipped with the reinforcing plate in the middle of the buckled plate.
The top of the tank body is connected with an oil discharge pipe, and the bottom of the tank body is connected with a sludge discharge pipe.
The pressurizing and air dissolving device comprises a gas-liquid mixing pump and an air dissolving tank, one end of the gas-liquid mixing pump is connected with the water collecting device through a backflow pipe, the other end of the gas-liquid mixing pump is connected with the air dissolving tank, and the air dissolving tank is connected with the air floatation tank through the output pipe.
The water inlet pipe is provided with a first valve, and the connecting pipe is provided with a second valve.
The upper portion in air supporting pond is equipped with the row oil cinder pipe, the bottom in air supporting pond still is equipped with a plurality of blow-down pipes.
The water collecting device is provided with a water collecting pipe extending into the bottom of the water purifying area.
And an emptying pipe is arranged at the bottom of the dosing device.
The utility model comprises an oil removing and precipitating device and an air flotation oil removing device, wherein the oil removing and precipitating device comprises an inclined corrugated plate component arranged in a tank body, oily sewage is firstly purified by primary treatment through the inclined corrugated plate component, a corrugated curve is extended laterally by a corrugated plate to pass through the corrugated plate, oil droplets and water are separated and float out to the upper part of the corrugated plate component, water flow passes through the corrugated plate, and fixed particles with larger diameters in the oily sewage are precipitated and discharged downwards; then rivers reentrant air supporting pond among the air supporting deoiling system carry out the secondary treatment and purify, drum into the bubble through gas-liquid mixing device in to the air supporting pond and adsorb the minor diameter particle impurity in the sewage, carry out the surface of water by the bubble again and get rid of. The utility model discloses through multi-stage treatment, purification efficiency is high, and does not have moving part, equipment process short, and the operation is stable, and maintenance operation gets up simply, and the device combination is established on same base, the transportation in the construction demand of being convenient for.
Drawings
Figure 1 is a schematic structural view of the present invention,
figure 2 is a top view of figure 1,
figure 3 is a three-dimensional structure diagram of the inclined plate component of the utility model,
figure 4 is a front view of figure 3,
figure 5 is a right side view of figure 3,
fig. 6 is a top view of fig. 3.
In the figure, 1-the water inlet,
2-oil removing and settling device, 21-tank body, 22-oil removing and settling component, 2201-frame, 2202-inclined plate, 2203-corrugated plate, 2204-reinforcing plate, 2205-baffle, 23-water distribution pipe, 24-water inlet pipe, 25-connecting pipe, 26-oil discharge pipe orifice and 27-sludge discharge pipe orifice;
3-a medicine adding device, 31-a medicine adding pipe, 32-a first emptying pipe orifice,
4-an electric control cabinet, wherein,
5-gas-liquid mixing pump, 51-return pipe,
6-a dissolved air tank, 61-an output pipe,
7-an air flotation oil removal device, 71-an air flotation tank, 711-a water inlet area, 712-a water-air mixing area, 713-a water purification area, 72-a slag scraping machine, 721-a scraping plate, 73-a first baffle, 74-a second baffle, 75-a water collecting device, 751-a water collecting pipe, 76-an oil and slag discharging pipe orifice, 77-a second emptying pipe orifice, 78-a third emptying pipe orifice and 79-a ladder stand;
8-a water outlet, wherein the water outlet is arranged on the water tank,
9-base.
In the figure, solid arrows represent the moving direction of water flow, and hollow arrows represent the moving direction of oil stains.
Detailed Description
The utility model is further described with reference to the attached figures 1-6, and comprises an oil removing and precipitating device 2, an air flotation oil removing device 7 and an electric control cabinet 4; the oil removing and precipitating device 2 and the air floatation oil removing device 7 are connected with an electric control cabinet 4, and the electric control cabinet 4 is used for controlling the operation of the oil removing and precipitating device 2 and the air floatation oil removing device 7.
The oil removing and precipitating device 2 comprises a tank body 21, an oil removing and precipitating assembly 22 and a dosing device 3, wherein a water inlet pipe 31 is arranged on one side of the tank body 21, the pipe orifice of the water inlet pipe 24 is a water inlet 1 of the sewage treatment device, the dosing device 3 is arranged on one side of the tank body 21, the dosing device 3 is connected to the water inlet pipe 24 through a dosing pipe 31, and a connecting pipe 25 is arranged on the other side of the tank body 21;
the air-flotation oil removing device 7 comprises a gas-liquid mixing device, an air-flotation tank 71, a slag scraping machine 72 and a water collecting device 75, the connecting pipe 25 and the gas-liquid mixing device are respectively connected with the air-flotation tank 71, the slag scraping machine 72 is arranged on the water surface in the air-flotation tank 71, the water collecting device 75 is arranged on the side wall of the air-flotation tank 71, the water collecting device 75 is provided with a water outlet pipeline which penetrates through the side wall of the air-flotation tank, and a pipe orifice of the water outlet pipeline, which extends out of the side wall of the air-flotation tank 71, is a water outlet 8 of the sewage treatment device;
the effect of charge device 3 is before advancing equipment, to the aquatic input a small amount of coagulant PAM for the tiny particle suspended solid and the emulsified oil in aqueous form the flocculating constituent, thereby improve the effect that the separation was got rid of.
The oil removing and precipitating device 2, the air flotation oil removing device 7 and the electric control cabinet 4 are arranged on the base 9 together. And the overlooking projection areas of the oil removal and precipitation device, the air flotation oil removal device and the electric control cabinet are within the boundary range of the base, so that the devices are integrated in a cooperation mode and convenient to transport.
The inner sides of the water inlet and the water outlet of the tank body 21 are respectively connected with a water distribution pipe 23 which is vertically arranged, the water inlet and the water outlet of the tank body 21 are connected with the side wall of the water distribution pipe 23, the upper end and the lower end of the water distribution pipe 23 are closed, water distribution holes which are aligned in the direction are arranged on the upper part and the lower part of the opposite side surfaces of the two water distribution pipes 23, an oil removal precipitation component 22 is arranged between the two water distribution pipes in the tank body 21, water flows into the oil removal precipitation component 22 in the tank body 21 through the water distribution holes, the water flows out to the water distribution pipe on the other side through the oil removal precipitation component 22, the water flows through the gap in the oil removal precipitation component 32, the impact of the inflow water flow speed on the oil removal precipitation component 32 can be greatly reduced, and the water flow in the gap in the oil removal precipitation component 32 is ensured to be uniform.
One side in the air flotation tank 71 is sequentially provided with a first baffle 73 and a second baffle 74 which are staggered up and down, the first baffle 73 and one side wall of the air flotation tank 71 form a water inlet area 711 in the air flotation tank 71, the first baffle 73 and the second baffle 74 form a water-gas mixing area 712 in the air flotation tank 71, the outlet of the water-gas mixing area 712 faces the bottom surface of the slag scraper 72, the second baffle 74 and the other side wall of the air flotation tank 71 form a water purification area 713, the water inlet area 711, the water-gas mixing area 712 and the water purification area 713 are communicated with each other, the connecting pipe 25 is connected to the side wall of the air flotation tank 71 of the water inlet area 711, the outlet pipe 61 of the gas-liquid mixing device extends into the bottom of the water-gas mixing area 712,
the water flow enters the water inlet area 711 in the air flotation tank 71 through the connecting pipe 25, the gas-liquid mixing device treats the water flow at the joint of the water inlet area 711 and the water-gas mixing area 712, bubbles blown out by the gas-liquid mixing device carry impurities away to float to the upper part of the water-gas mixing area 712, then the impurities are scraped away by the scraper 721 on the chain of the residue scraper 72 and discharged, and then the treated water flow flows into the water purification area 713 through the water-gas mixing area 712, and preferably collects and discharges the water in the water purification area 713.
The oil removing and settling assembly 22 comprises a left frame 2201, a right frame 2201 and a plurality of corrugated plates 2203 obliquely arranged between the frames 2201, inclined plates 2202 are further arranged in the frames 2201, the corrugated plates 2203 are arranged on the inclined plates 2202 at intervals, baffle plates 2205 are further connected between the left frame 2201 and the right frame 2201, and reinforcing plates 2204 are further arranged in the middles of the corrugated plates 2203.
Rivers pass through from the clearance between the buckled plate 2203, and the greasy dirt upwards floats in the clearance, and the effect to the buckled plate 2203 interval setting is played in the setting of swash plate 2202, and the setting of reinforcing plate 2204 is used for strengthening the anti water impact nature of buckled plate 2203, and the setting of baffle 2205 makes rivers restraint when passing through, improves the water oil separating effect.
The top of the tank body 21 is connected with an oil discharge pipe, and the bottom of the tank body 21 is connected with a sludge discharge pipe. The oil stain separated from the tank body 21 is finally discharged from the oil discharge pipe opening 26 through the oil discharge pipe, and the sludge settled at the bottom of the tank body 21 is finally discharged from the sludge discharge pipe opening 27 through the sludge discharge pipe.
The pressurizing and air dissolving device comprises a gas-liquid mixing pump 5 and an air dissolving tank 6, one end of the gas-liquid mixing pump 5 is connected with a water receiving device 75 through a return pipe 51, the other end of the gas-liquid mixing pump is connected with the air dissolving tank 6, and the air dissolving tank 6 is connected with an air floatation tank 71 through an output pipe 61.
The gas-liquid mixing pump 5 is connected with the clean water flow in the water receiving device 75 through the return pipe 51, the gas-liquid mixing pump 5 sucks the gas and the water together, the impeller of the pump cuts the water and the gas into fine foam to be fully mixed, the fully mixed gas is dissolved into the water through the high pressure generated by the high-speed rotation of the impeller to form stable gas dissolving water to enter the gas dissolving tank 6, and the gas dissolving water in the gas dissolving tank 6 is blown into the air floatation tank 71 through the output pipe 61 to be treated by the water.
The first valve is arranged on the water inlet pipe 24, and the second valve is arranged on the connecting pipe 25. The first valve and the second valve are respectively used for controlling the water flow in the water inlet pipe 24 and the water outlet pipe 25.
The bottom of the dosing device 3 is provided with a vent pipe. One side of the dosing device 4 is also provided with a first emptying pipe orifice which is used for discharging substances in the device when the device is not used.
The upper part of the floatation tank 71 is provided with an oil and slag discharge pipe, and the bottom of the floatation tank 71 is also provided with a plurality of emptying pipes. The oil residue separated in the air floatation tank 71 is finally discharged from an oil residue discharge pipe orifice 76 through an oil residue discharge pipe, and a vent pipe II and a vent pipe III are arranged at the bottom of the air floatation tank 71 and used for discharging substances in the device through a vent pipe orifice II 77 and a vent pipe orifice III 78 when the device is not used.
The water collecting device 75 is provided with a water collecting pipe 751 which extends into the bottom of the water purifying area 713. The water collecting device 75 collects the water flow in the purified water zone 713 through a water collecting pipe 751.
The present invention is not limited to the above embodiments, and based on the technical solutions disclosed in the present invention, those skilled in the art can make some replacements and transformations for some technical features without creative labor according to the disclosed technical contents, and these replacements and transformations are all within the protection scope of the present invention.
Claims (6)
1. The tunnel driving operation sewage treatment device comprises an oil removal precipitation device, an air flotation oil removal device and an electric control cabinet;
the oil removing and precipitating device comprises a tank body, an oil removing and precipitating assembly and a dosing device, wherein a water inlet pipe is arranged on one side of the tank body, a pipe orifice of the water inlet pipe is a water inlet of the sewage treatment device, the dosing device is arranged on one side of the tank body, the dosing device is connected to the water inlet pipe through a dosing pipe, and a connecting pipe is arranged on the other side of the tank body;
the air-flotation oil removing device comprises a gas-liquid mixing device, an air-flotation tank, a slag scraping machine and a water collecting device, the connecting pipe and the gas-liquid mixing device are respectively connected with the air-flotation tank, the slag scraping machine is arranged on the water surface in the air-flotation tank, the water collecting device is arranged on the side wall of the air-flotation tank, the water collecting device is provided with a water outlet pipeline which penetrates through the side wall of the air-flotation tank, and a pipe orifice of the water outlet pipeline, which extends out of the side wall of the air-flotation tank, is a water outlet of the sewage treatment device; it is characterized in that the preparation method is characterized in that,
the oil removal and precipitation device, the air flotation oil removal device and the electric control cabinet are arranged on a base together;
the inner sides of the water inlet and the water outlet of the tank body are respectively connected with vertically arranged water distribution pipes, the water inlet and the water outlet of the tank body are connected with the side walls of the water distribution pipes, the upper end and the lower end of each water distribution pipe are closed, water distribution holes aligned in the direction are arranged on the upper part and the lower part of the opposite side surfaces of the two water distribution pipes, and an oil removal precipitation assembly is arranged between the two water distribution pipes in the tank body;
one side in the air supporting pond is equipped with baffle one and baffle two that stagger from top to bottom in proper order, baffle one with a lateral wall in air supporting pond is in form into the district of intaking in the air supporting pond, baffle one with baffle two is in form water gas mixture district in the air supporting pond, water gas mixture district export orientation scrape sediment machine bottom surface, baffle two with the opposite side wall in air supporting pond forms the water purification district, intake district, water gas mixture district and water purification district communicate each other, the connecting pipe is connected intake on the air supporting pond lateral wall in district, gas-liquid mixing device's output tube mouth stretches into the bottom in water gas mixture district.
2. The tunneling operation sewage treatment plant according to claim 1, wherein the oil removal precipitation assembly comprises left and right frames and a plurality of corrugated plates obliquely arranged between the frames, the frames are further provided with inclined plates, the corrugated plates are arranged on the inclined plates at intervals, baffle plates are further connected between the frames, and reinforcing plates are further arranged in the middles of the corrugated plates.
3. The tunneling operation sewage treatment apparatus according to claim 1, wherein an oil discharge pipe is connected to the top of the tank body, and a sludge discharge pipe is connected to the bottom of the tank body.
4. The sewage treatment device for tunneling operation according to claim 1, wherein a pressurized air dissolving device is further provided on the base, the pressurized air dissolving device comprises a gas-liquid mixing pump and an air dissolving tank, one end of the gas-liquid mixing pump is connected with the water collecting device through a return pipe, the other end of the gas-liquid mixing pump is connected with the air dissolving tank, and the air dissolving tank is connected with the air flotation tank through the output pipe.
5. The sewage treatment device for tunneling operation according to claim 1, wherein a first valve is provided on the water inlet pipe, and a second valve is provided on the connecting pipe.
6. The sewage treatment device for tunneling operation according to claim 1, wherein an oil and slag discharge pipe is arranged at the upper part of the air flotation tank, and a plurality of emptying pipes are arranged at the bottom of the air flotation tank.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120149541.6U CN214495969U (en) | 2021-01-19 | 2021-01-19 | Tunnel excavation operation sewage treatment plant |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120149541.6U CN214495969U (en) | 2021-01-19 | 2021-01-19 | Tunnel excavation operation sewage treatment plant |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214495969U true CN214495969U (en) | 2021-10-26 |
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ID=78216123
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120149541.6U Active CN214495969U (en) | 2021-01-19 | 2021-01-19 | Tunnel excavation operation sewage treatment plant |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214495969U (en) |
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2021
- 2021-01-19 CN CN202120149541.6U patent/CN214495969U/en active Active
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