CN218174679U

CN218174679U - Heterogeneous separator is used in pretreatment of blue charcoal waste water

Info

Publication number: CN218174679U
Application number: CN202122730059.4U
Authority: CN
Inventors: 吴贵凡; 罗伟
Original assignee: Shaanxi Shangyuan Water Co ltd
Current assignee: Shaanxi Shangyuan Water Co ltd
Priority date: 2021-11-09
Filing date: 2021-11-09
Publication date: 2022-12-30
Anticipated expiration: 2031-11-09

Abstract

The utility model discloses a multiphase separation device for semi-coke wastewater pretreatment, which comprises a solid-liquid separator for solid-liquid separation of wastewater; the solid waste storage tank is connected with the solid-liquid separator through a first connecting pipe; the separation pipe is connected with the solid-liquid separator through a second connecting pipe, a plurality of vertical pipes are communicated with two sides of the separation pipe, the vertical pipe above the separation pipe is communicated with the first horizontal pipe, and the vertical pipe below the separation pipe is communicated with the second horizontal pipe; the gas collection box is connected with the first horizontal pipe through an exhaust pipe; the fluid storage jar, the fluid storage jar is connected with the horizontal union coupling of second through the third takeover, oil extraction pipe, below installation drain pipe are connected to fluid storage jar top. The utility model discloses utilize the density difference and the dynamic separation of pipeline characteristic, oil gas water solid medium to realize the quick separation to collect solid, water, oil and gas list through the collection container of difference.

Description

Heterogeneous separator is used in pretreatment of blue charcoal waste water

Technical Field

The utility model belongs to the technical field of waste water treatment, concretely relates to blue charcoal is heterogeneous separator for pretreatment of water.

Background

The semi-coke wastewater belongs to special wastewater in coking wastewater, has complex components, mainly contains coal tar substances, and contains a large amount of ring-chain organic compounds, nitrogen inorganic compounds, ammonia nitrogen and the like. The carbonization temperature in coke production is about 1000 ℃, while the carbonization temperature in semi-coke production is low, so that semi-coke wastewater contains a large amount of pollutants which are not oxidized at high temperature, the concentration of the pollutants is about 10 times higher than that of coking wastewater, and if the pollutants are directly discharged without treatment, the environment is seriously polluted.

The general semi-coke wastewater treatment comprises three steps of pretreatment, biochemical treatment and advanced treatment. The pretreatment device can separate precipitates, oil and water, but the conventional pretreatment device treats the precipitates, the oil and the water in the same device, so that the precipitates, the oil and the water cannot be treated in a centralized manner, the treatment is not clean, and the environment is polluted by subsequent discharge.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a blue charcoal is heterogeneous separator for pretreatment of water to solve the above-mentioned problem that prior art exists.

The technical scheme is that the multiphase separation device for semi-coke wastewater pretreatment comprises a solid-liquid separator, a water separator and a water separator, wherein the solid-liquid separator is used for separating solid from liquid of wastewater;

a solid waste storage tank connected to the solid-liquid separator through a first connection pipe;

the separation pipe is connected with the solid-liquid separator through a second connecting pipe, a plurality of vertical pipes are communicated with two sides of the separation pipe, the vertical pipe above the separation pipe is communicated with the first horizontal pipe, and the vertical pipe below the separation pipe is communicated with the second horizontal pipe;

the gas collection box is connected with the first horizontal pipe through an exhaust pipe;

the fluid storage jar, fluid storage jar passes through the third takeover and is connected with the horizontal union coupling of second, oil storage jar top is connected the oil extraction pipe, below installation drain pipe.

In a further embodiment, the first horizontal pipe, the separation pipe and the second horizontal pipe are arranged in parallel from top to bottom, the vertical pipe is provided with an upper row and a lower row, two ends of each row of vertical pipe are respectively communicated with the first horizontal pipe and the separation pipe, the second horizontal pipe and the separation pipe, and the two rows of vertical pipes are arranged in a staggered manner.

In a further embodiment, a gas-liquid interface instrument and a temperature detector are arranged in the separation pipe.

In a further embodiment, a filter and a bypass are provided in the oil storage tank.

In a further embodiment, safety valves are mounted on the first connecting pipe, the second connecting pipe, the third connecting pipe, the first horizontal pipe, the second horizontal pipe, the separating pipe, the exhaust pipe, the oil discharge pipe and the water discharge valve.

In a further embodiment, a mist trap is provided on the exhaust line.

The utility model relates to a multi-phase separation device for semi-coke wastewater pretreatment, which realizes rapid separation by utilizing the pipeline characteristics, the density difference of oil-gas-water-solid media and dynamic separation, and collects solid, water, oil and gas individually through different collection containers; and can replace traditional three-phase splitter to realize the solid separation requirement of blue charcoal waste water oil gas water through separator tube, horizontal pipe and riser, simple structure reduces the treatment cost.

Drawings

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

In the figure, the reference numbers are 1: 1, and the solid-liquid separator is arranged; 2. a first adapter tube; 3. a solid waste storage tank; 4. a second adapter tube; 5. a first horizontal tube; 6. a riser; 7. a gas collection tank; 8. an exhaust pipe; 9. a separation tube; 10. a third connection pipe; 11. An oil discharge pipe; 12. an oil storage tank; 13. a drain pipe; 14. a second horizontal tube.

Detailed Description

In the following description, numerous specific details are set forth in order to provide a more thorough understanding of the present invention. It will be apparent, however, to one skilled in the art, that the present invention may be practiced without one or more of these specific details. In other instances, well-known features have not been described in order to avoid obscuring the present invention.

As shown in fig. 1, a multiphase separation device for semi-coke wastewater pretreatment, hereinafter referred to as "the device". The device comprises a solid-liquid separator 1, a solid waste storage tank 3, a separation pipe 9, a gas collection tank 7 and an oil storage tank 12. The solid-liquid separator 1 is used for solid-liquid separation of wastewater, and the solid waste storage tank 3 is connected with the solid-liquid separator 1 through a first connecting pipe 2; the separation pipe 9 is connected with the solid-liquid separator 1 through a second connecting pipe 4, a plurality of vertical pipes 6 are communicated with two sides of the separation pipe 9, the vertical pipe 6 above the separation pipe 9 is communicated with the first horizontal pipe 5, and the vertical pipe 6 below the separation pipe 9 is communicated with the second horizontal pipe 14; the gas collection box 7 is connected with the first horizontal pipe 5 through an exhaust pipe 8; the fluid storage jar 12 is connected with second horizontal pipe 14 through third takeover 10, oil discharge pipe 11 is connected to fluid storage jar 12 top, below installation drain pipe 13.

The working principle shows that semi-coke wastewater passes through a solid-liquid separator 1, after centrifugal separation, solid particles are discharged to a solid waste storage tank 3 from a first connecting pipe 2, separated liquid is discharged to a separation pipe 9 through a second connecting pipe 4 connected with an outlet at the top end of the solid-liquid separator 1, rapid oil-water separation is carried out through dynamic separation of the separation pipe 9, separated gas is discharged to a gas collection tank 7 through an exhaust pipe 8, the liquid enters a liquid-oil storage tank 12 through a third connecting pipe 10, oil-water two-phase separation is realized through the oil storage tank 12 according to a centrifugal separation method, separated oil is discharged through an oil discharge pipe 11, and separated water is discharged through a drain pipe 13, so that wastewater is treated

As a preferred scheme, safety valves are mounted on the first connecting pipe 2, the second connecting pipe 4, the third connecting pipe 10, the first horizontal pipe 5, the second horizontal pipe 14, the separation pipe 9, the exhaust pipe 8, the oil discharge pipe 11 and the drain valve, and are used for opening or closing corresponding pipelines, so that the maintenance and the repair are facilitated.

As a preferred scheme, the first horizontal pipe 5, the separation pipe 9 and the second horizontal pipe 14 are placed in parallel from top to bottom, the vertical pipe 6 is provided with an upper row and a lower row, two ends of each row of vertical pipe 6 are respectively communicated with the first horizontal pipe 5, the separation pipe 9, the second horizontal pipe 14 and the separation pipe 9, the two rows of vertical pipes 6 are arranged in a staggered mode, separation is rapidly achieved by utilizing density difference of oil, gas, water and solid media and dynamic separation, in the scheme, one separation pipe 9 is adopted, in practical application, the separation pipe 9 can be added according to specific conditions, and optimal separation is achieved.

As a preferable scheme, a mist catcher is arranged on the line of the exhaust pipe 8, and the mist catcher can catch mist droplets contained in the gas separated by the outlet of the separation pipe 9, so that gas-liquid separation is realized, the purity of the separated gas is improved, the water content in the exhaust gas is reduced, and the subsequent treatment of the exhaust gas is facilitated.

As a preferred scheme, a gas-liquid interface instrument and a temperature detector are arranged in the separation pipe 9, the gas-liquid interface instrument is used for detecting the oil level and the water level in the separation pipe 9, the temperature detector is used for detecting the temperature of liquid in the separation pipe 9, and the data are transmitted to an upper computer in a wired or wireless manner, so that workers can know various data of oil and water in the separation pipe 9 in real time and comprehensively and can manage the data conveniently.

Preferably, a filter and a bypass are provided in the oil storage tank 12 to prevent dirt from blocking the third connection pipe 10.

As noted above, while the invention has been shown and described with reference to certain preferred embodiments, it is not to be construed as limited to the invention itself. Various changes in form and detail may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.

Claims

1. A multiphase separation device for semi-coke wastewater pretreatment is characterized by comprising a solid-liquid separator (1) for solid-liquid separation of wastewater;

a solid waste storage tank (3), the solid waste storage tank (3) being connected to the solid-liquid separator (1) through a first connection pipe (2);

the separation pipe (9) is connected with the solid-liquid separator (1) through a second connecting pipe (4), two sides of the separation pipe (9) are communicated with a plurality of vertical pipes (6), the vertical pipe (6) positioned above the separation pipe (9) is communicated with the first horizontal pipe (5), the vertical pipe (6) positioned below the separation pipe (9) is communicated with the second horizontal pipe (14) to form a gas collecting box (7), and the gas collecting box (7) is connected with the first horizontal pipe (5) through a gas exhaust pipe (8);

oil storage jar (12), oil storage jar (12) are connected with second horizontal pipe (14) through third takeover (10), oil storage jar (12) top connection oil discharge pipe (11), below installation drain pipe (13).

2. The multi-phase separation device for semi-coke wastewater pretreatment according to claim 1, wherein the first horizontal pipe (5), the separation pipe (9) and the second horizontal pipe (14) are arranged in parallel from top to bottom, the vertical pipe (6) is provided with an upper row and a lower row, two ends of each row of vertical pipe (6) are respectively communicated with the first horizontal pipe (5) and the separation pipe (9), the second horizontal pipe (14) and the separation pipe (9), and the two rows of vertical pipes (6) are arranged in a staggered manner.

3. The multiphase separation device for semi-coke wastewater pretreatment according to claim 1, wherein a gas-liquid interface instrument and a temperature detector are arranged in the separation pipe (9).

4. The multiphase separation device for semi-coke wastewater pretreatment according to claim 1, wherein a filter and a bypass are provided in the oil storage tank (12).

5. The multiphase separation device for semi-coke wastewater pretreatment according to claim 1, wherein the first connecting pipe (2), the second connecting pipe (4), the third connecting pipe (10), the first horizontal pipe (5), the second horizontal pipe (14), the separation pipe (9), the exhaust pipe (8), the oil discharge pipe (11) and the drain valve are respectively provided with a safety valve.

6. The multiphase separation device for semi-coke wastewater pretreatment according to claim 1, wherein a mist trap is arranged on the exhaust pipe (8).