CN204198511U - The tar and waste water refining plant of pitch can be produced - Google Patents
The tar and waste water refining plant of pitch can be produced Download PDFInfo
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- CN204198511U CN204198511U CN201420533321.3U CN201420533321U CN204198511U CN 204198511 U CN204198511 U CN 204198511U CN 201420533321 U CN201420533321 U CN 201420533321U CN 204198511 U CN204198511 U CN 204198511U
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Abstract
The utility model discloses a kind of tar and waste water refining plant producing pitch, comprise former pond connected successively, settling bowl and mixing-point flow container, mixing-point flow container is connected with dimethyl-silicon oil tank, stirring rake is provided with in mixing-point flow container, open stirring rake, in-tank mixing dimethyl silicone oil and water, after closedown stirring rake leaves standstill, form the dimethyl silicone oil district on top and the pool of bottom in tank.The import that the outlet of mixing-separatory pot bottom is the catalytic reaction kettle of 180-300 DEG C with the import of tank and Heating temperature is successively connected, described catalytic reaction kettle is provided with nitrogen inlet and catalyzer adds entrance, catalyst tank is arranged at catalyzer and adds ingress; The import of water cooler is connected with the outlet of catalytic reaction kettle, and the import of strainer is connected with the outlet of water cooler.It is applicable to process the waste water containing tar, significantly to reduce the tar content in water body.
Description
Technical field
The utility model relates to tar and waste water purification techniques field, is specifically related to a kind of tar and waste water refining plant producing pitch.
Background technology
The process of manufacture of the mineral substance such as oil, coal often relates to washing process, easily produces a large amount of tar and waste water in water washing process.As its name suggests, the objectionable constituent in tar and waste water are mainly tar, and tar is a kind of complex compound containing 100 Multiple components, comprises the organism such as alkane, aromatic hydrocarbon and colloid.During washing process, part tar material enters in water body, is formed as tar and waste water.Outside tar removing, also containing aldehydes matter, ammonia nitrogen substances, prussiate and solid particulate matter in tar and waste water.
The purification of tar and waste water mainly for be remove tar material, tar material removal device conventional at present comprises gravity separation equipment, an adsorption device etc., but the tar clearance of these devices is only 20-30% (weight percent), still there is a large amount of tar material in water body.The waste water these being contained tar directly introduces subsequent handling, tar material can affect microbial growth in subsequent biochemical treatment system, make subsequent biochemical treatment effect not good, ammonia nitrogen substances in waste water, aldehydes matter are difficult to further removal, water body COD degradation is incomplete, cannot reach national water quality standard requirement.Therefore, tar and waste water purifies the difficult problem that the removal of the coal-tar middle oil material of particularly waste water is all water treatment field all the time.
Utility model content
For this reason, a technical problem to be solved in the utility model is that the tar clearance of prior art to tar and waste water is low, cause the water quality after processing cannot reach national water quality standard requirement, thus propose the tar and waste water refining plant of the high pitch produced of a kind of tar clearance.
For solving the problems of the technologies described above, the utility model proposes a kind of tar and waste water refining plant producing pitch, comprise, former pond and settling bowl, the described outlet in former pond is connected with the import of settling bowl; Dimethyl-silicon oil tank and mixing-point flow container, the described mixing-fluid inlet of point flow container is connected with the liquid outlet of settling bowl, and the oil-in of described mixing-point flow container is connected with the outlet of dimethyl-silicon oil tank; Be provided with stirring rake able to turn on or off in described mixing-point flow container, open stirring rake, described mixing-point flow container, for mixing dimethyl silicone oil and water, closes stirring rake, and described mixing-point flow container forms the dimethyl silicone oil district on top and the pool of bottom after leaving standstill; Tank, temperature of reaction are the catalytic reaction kettle of 180-300 DEG C and the catalyst tank for depositing aluminum chloride or boron chloride, the outlet of described mixing-separatory pot bottom is connected with the import of catalytic reaction kettle with the import of tank successively, for first pool material being introduced in tank, introduced in catalytic reaction kettle by dimethyl silicone oil district material, described catalyst tank adds entrance with the catalyzer in catalytic reaction kettle and is connected again; Described catalytic reaction kettle is provided with nitrogen inlet, for blasting nitrogen in still; Water cooler and strainer, the import of described water cooler is connected with the outlet of catalytic reaction kettle, and the import of described strainer is connected with the outlet of water cooler.
Also comprise emulsion splitter tank, be connected with the emulsion splitter entrance of tank.
Also comprise air flotation pool, be connected with the outlet of tank.
Also comprise hydrolysis acidification pool, the import of described hydrolysis acidification pool is connected with the liquid outlet of air flotation pool.
Also comprise precipitation adsorption pond, the described import in precipitation adsorption pond is connected with the outlet of hydrolysis acidification pool.
Also comprise Aerobic Pond, be arranged between hydrolysis acidification pool and precipitation adsorption pond, the outlet of described hydrolysis acidification pool is connected with the import of Aerobic Pond, and the outlet of described Aerobic Pond is connected with the import in precipitation adsorption pond.
Be filled with adsorption particle in described precipitation adsorption pond, described adsorption particle is the graphitized carbon black of 50-100 μm and the mixture of 100-250 μm of gac.
Be provided with tank contents gauge in described mixing-point flow container, be used to indicate the position of water-oil interface.
The outside cover of described catalytic reaction kettle has Resistant heating chuck.
Technique scheme of the present utility model has the following advantages compared to existing technology,
Former water is introduced in mixing-separating tank and is mixed with dimethyl silicone oil after settling bowl sedimentation, tar ingredients most of in water extracts by dimethyl silicone oil, the coal-tar middle oil clearance of measuring water, up to more than 90% (weight percentage), is divided into top to contain dimethyl silicone oil district and the pool, bottom of tar in mixing-separating tank after leaving standstill.After separation, pool material enters in tank, and dimethyl silicone oil district material enters enclosed oxygen isolation catalyzed polymerization in catalytic reaction kettle, and the catalyzer used is aluminum chloride or boron chloride, and polymkeric substance enters water cooler and forms solid, obtains pitch after filtering.Tar material in waste water can be converted into the pitch directly used by the utility model by simple operation.
Wherein, nitrogen can avoid tar material oxidized in polycondensation process, can avoid dimethyl silicone oil deterioration by oxidation simultaneously, makes dimethyl silicone oil can continue to use.
Accompanying drawing explanation
In order to make content of the present utility model be more likely to be clearly understood, below according to specific embodiment of the utility model also by reference to the accompanying drawings, the utility model is described in further detail, wherein
Fig. 1 is the structural representation of the utility model tar and waste water refining plant.
Embodiment
The tar and waste water refining plant producing pitch described in the utility model, comprises, former pond and settling bowl, and the described outlet in former pond is connected with the import of settling bowl; Dimethyl-silicon oil tank and mixing-point flow container, the described mixing-fluid inlet of point flow container is connected with the liquid outlet of settling bowl, and the oil-in of described mixing-point flow container is connected with the outlet of dimethyl-silicon oil tank; Be provided with stirring rake able to turn on or off in described mixing-point flow container, open stirring rake, described mixing-point flow container, for mixing dimethyl silicone oil and water, closes stirring rake, and described mixing-point flow container forms the dimethyl silicone oil district on top and the pool of bottom after leaving standstill; Tank, temperature of reaction are the catalytic reaction kettle of 180-300 DEG C and the catalyst tank for depositing aluminum chloride or boron chloride, the outlet of described mixing-separatory pot bottom is connected with the import of catalytic reaction kettle with the import of tank successively, for first pool material being introduced in tank, introduced in catalytic reaction kettle by dimethyl silicone oil district material, described catalyst tank adds entrance with the catalyzer in catalytic reaction kettle and is connected again; Described catalytic reaction kettle is provided with nitrogen inlet, for blasting nitrogen in still; Water cooler and strainer, the import of described water cooler is connected with the outlet of catalytic reaction kettle, and the import of described strainer is connected with the outlet of water cooler.
Former water is introduced in mixing-separating tank and is mixed with dimethyl silicone oil after settling bowl sedimentation, tar ingredients most of in water extracts by dimethyl silicone oil, the coal-tar middle oil clearance of measuring water, up to more than 90% (weight percentage), is divided into top to contain dimethyl silicone oil district and the pool, bottom of tar in mixing-separating tank after leaving standstill.After separation, pool material enters in tank, dimethyl silicone oil district material enters enclosed oxygen isolation catalyzed polymerization in catalytic reaction kettle, polymerization temperature is 180-300 DEG C, the catalyzer used is aluminum chloride or boron chloride, polymkeric substance enters water cooler and forms solid, obtains the pitch that can directly use after filtering.
On this basis, in an embodiment of the present utility model, also comprise emulsion splitter tank, be connected with the emulsion splitter entrance of tank.Emulsion splitter is acted on a small amount of emulsion in tank, make emulsion change water, oily two-phase into, contribute to the separation of two-phase, the emulsion splitter used is polyoxyethylene polyoxypropylene stearyl alcohol ether.
On the basis of the above, in an embodiment of the present utility model, also comprise air flotation pool, be connected with the outlet of tank.The oil phase thing that air flotation pool utilizes the micro-bubble of high dispersing a small amount of in water for carrier sticks and granule foreign, made its density reduce to float up to the water surface, struck off by Despumation device, thus realize the object removing residual greasy dirt and granule foreign.
On above basis, in an embodiment of the present utility model, also comprise hydrolysis acidification pool, the import of described hydrolysis acidification pool is connected with the outlet of air flotation pool.Hydrolysis bacterium containing mixing in hydrolysis acidification pool and acid-producing bacteria, the larger molecular organics in waste water in 30-35 DEG C of process 7-9h at hydrolysis acidification pool, can be decomposed into small-molecule substance, reduce the COD of water body by the waste water after air-flotation process.
In an embodiment of the present utility model, also comprise precipitation adsorption pond, the described import in precipitation adsorption pond is connected with the outlet of hydrolysis acidification pool.Precipitation adsorption is filled with adsorption particle in pond, and described adsorption particle is the graphitized carbon black of 50-100 μm and the mixture of 100-250 μm of gac.Adsorption particle can make the throw out adsorption and sedimentation that cannot precipitate in waste water.
In an embodiment of the present utility model, as shown in Figure 1, also comprise Aerobic Pond, be arranged between hydrolysis acidification pool and precipitation adsorption pond, the outlet of described hydrolysis acidification pool is connected with the import of Aerobic Pond, and the outlet of described Aerobic Pond is connected with the import in precipitation adsorption pond.Under aerobic condition, utilize the pollutent in the microbiological deterioration waste water in the aerobic sludge cultivated, thus reduce the COD of waste water further.Tank contents gauge is provided with, for representing the position of water-oil interface in described mixing-point flow container.The outside cover of described catalytic reaction kettle has Resistant heating chuck.
14L Coal Tar Wastewater is adopted the device process shown in above-mentioned Fig. 1, use 1L dimethyl silicone oil hybrid extraction, the tar clearance in Coal Tar Wastewater is up to 91.7%.Isolated oil phase, in catalytic reaction kettle, adds aluminum chloride catalyst 1g, and be heated to 180-200 DEG C of polycondensation 7-8h, nitrogen flow is 30mL/min, is cooled to normal temperature filtration and obtains pitch I.In isolated aqueous phase, add polyoxyethylene polyoxypropylene stearyl alcohol ether emulsion splitter mix, again after air supporting, acidication, aerobic treatment and precipitation adsorption, after final process, the indices of water body meets the requirement of GB8978-1996 " integrated wastewater discharge standard ", can qualified discharge.
35L petroleum tar waste water is adopted the device process shown in above-mentioned Fig. 1, and use 1L dimethyl silicone oil hybrid extraction, the tar clearance in Coal Tar Wastewater is up to 85.7%.The nitrogen protection in catalytic reaction kettle of isolated oil phase is airtight is heated to 270-300 DEG C of polycondensation 4-5h, and the catalyzer added is the aluminum chloride of 8.2g, and nitrogen flow is 100mL/min, is cooled to normal temperature filtration and obtains pitch II.In isolated aqueous phase, add polyoxyethylene polyoxypropylene stearyl alcohol ether emulsion splitter mix, again after air supporting, acidication, aerobic treatment and precipitation adsorption, after final process, the indices of water body meets the requirement of GB8978-1996 " integrated wastewater discharge standard ", can qualified discharge.
The character of the Coal Tar Wastewater related in above-described embodiment and petroleum tar waste water is as follows:
The penetration degree of pitch I-II, ductility and softening temperature is detected respectively as follows according to the method for GB/T 4509, GB/T 4508, GB/T 4507:
| Pitch I | Pitch II | |
| Penetration degree (25 DEG C, 100g, 5s), 1/10mm | 90-100 | 80-90 |
| Ductility (15 DEG C), cm is not less than | 99 | 85 |
| Softening temperature, DEG C | 40-45 | 38-44 |
Obviously, above-described embodiment is only for clearly example being described, and the restriction not to embodiment.For those of ordinary skill in the field, can also make other changes in different forms on the basis of the above description.Here exhaustive without the need to also giving all embodiments.And thus the apparent change of extending out or variation be still among the protection domain that the utility model creates.
Claims (8)
1. can produce a tar and waste water refining plant for pitch, it is characterized in that, comprise,
Former pond and settling bowl, the described outlet in former pond is connected with the import of settling bowl;
Dimethyl-silicon oil tank and mixing-point flow container, the described mixing-fluid inlet of point flow container is connected with the liquid outlet of settling bowl, and the oil-in of described mixing-point flow container is connected with the outlet of dimethyl-silicon oil tank;
Be provided with stirring rake able to turn on or off in described mixing-point flow container, open stirring rake, described mixing-point flow container, for mixing dimethyl silicone oil and water, closes stirring rake, and described mixing-point flow container forms the dimethyl silicone oil district on top and the pool of bottom after leaving standstill;
Tank, temperature of reaction are the catalytic reaction kettle of 180-300 DEG C and the catalyst tank for depositing aluminum chloride or boron chloride, the outlet of described mixing-separatory pot bottom is connected with the import of catalytic reaction kettle with the import of tank successively, for first pool material being introduced in tank, introduced in catalytic reaction kettle by dimethyl silicone oil district material, described catalyst tank adds entrance with the catalyzer in catalytic reaction kettle and is connected again;
Described catalytic reaction kettle is provided with nitrogen inlet, for blasting nitrogen in still;
Water cooler and strainer, the import of described water cooler is connected with the outlet of catalytic reaction kettle, and the import of described strainer is connected with the outlet of water cooler.
2. device according to claim 1, is characterized in that, also comprises emulsion splitter tank, is connected with the emulsion splitter entrance of tank.
3. device according to claim 1 and 2, is characterized in that, also comprises air flotation pool, is connected with the outlet of tank.
4. device according to claim 3, is characterized in that, also comprises hydrolysis acidification pool, and the import of described hydrolysis acidification pool is connected with the liquid outlet of air flotation pool.
5. device according to claim 4, is characterized in that, also comprises precipitation adsorption pond, and the described import in precipitation adsorption pond is connected with the outlet of hydrolysis acidification pool.
6. device according to claim 5, it is characterized in that, also comprise Aerobic Pond, be arranged between hydrolysis acidification pool and precipitation adsorption pond, the outlet of described hydrolysis acidification pool is connected with the import of Aerobic Pond, and the outlet of described Aerobic Pond is connected with the import in precipitation adsorption pond.
7. device according to claim 1 and 2, is characterized in that, is provided with tank contents gauge, is used to indicate the position of water-oil interface in described mixing-point flow container.
8. device according to claim 1 and 2, is characterized in that, the outside cover of described catalytic reaction kettle has Resistant heating chuck.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420533321.3U CN204198511U (en) | 2014-09-16 | 2014-09-16 | The tar and waste water refining plant of pitch can be produced |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420533321.3U CN204198511U (en) | 2014-09-16 | 2014-09-16 | The tar and waste water refining plant of pitch can be produced |
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| Publication Number | Publication Date |
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| CN204198511U true CN204198511U (en) | 2015-03-11 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201420533321.3U Withdrawn - After Issue CN204198511U (en) | 2014-09-16 | 2014-09-16 | The tar and waste water refining plant of pitch can be produced |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104193037A (en) * | 2014-09-16 | 2014-12-10 | 王茜茜 | Tar wastewater purification device capable of producing asphalt |
-
2014
- 2014-09-16 CN CN201420533321.3U patent/CN204198511U/en not_active Withdrawn - After Issue
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104193037A (en) * | 2014-09-16 | 2014-12-10 | 王茜茜 | Tar wastewater purification device capable of producing asphalt |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20150311 Effective date of abandoning: 20160127 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |