CN217651095U - Oil sludge reduction device for water-containing and oil-containing sludge - Google Patents

Abstract

The utility model provides a fatlute decrement device of moisture oiliness mud, spandrel girder between spandrel column and the spandrel girder including vertical setting, be equipped with the flue gas heat transfer chamber of mutual intercommunication on the spandrel girder, heat is supplied by the combustion chamber, heat transfer barrel is all installed to each flue gas heat transfer intracavity, be used for the splendid attire fatlute in the heat transfer barrel, the realization is to the indirect heating of fatlute, and guarantee to heat more evenly, adjacent heat transfer barrel inner chamber all communicates each other, can realize continuous heating and the transportation of fatlute, heat transfer barrel all is linked together through pipeline and heat exchanger and oily water collection tank, can realize collecting the separation of evaporation back profit at the in-process of fatlute heating, guarantee the purity of fluid evaporation collection, realize the normal recovery to the inside oil content of fatlute.

Description

Oil sludge reduction device for water-containing and oil-containing sludge

Technical Field

The utility model belongs to the technical field of fatlute decrement treatment facility technique and specifically relates to a fatlute decrement device of aqueous oily sludge.

Background

The oil sludge refers to sludge generated in the production process of an oil field in the oil field, and is named as crude oil or some components in the crude oil, and the oil sludge is generally recovered and reduced due to the fact that the oil sludge contains available oil, most of the existing oil sludge reduction devices directly heat the oil sludge to evaporate the oil in the oil sludge, but the oil sludge also contains more water, the phenomenon that the oil sludge is unevenly heated and the like is easily generated in a direct heating mode, and the oil liquid is evaporated by heating and is accompanied with a large amount of water vapor to greatly influence the recovery of the oil liquid.

Disclosure of Invention

An object of the utility model is to provide a fatlute decrement device of moisture oil-containing mud carries out indirect heating through the flue gas that the burning produced and the fatlute in the heat transfer cylinder for fatlute heating gets more even and abundant, and has installed oil water separating tank additional, makes the profit of evaporation gained can carry out the effective separation, has solved the problem among the prior art.

The utility model provides a technical scheme that its technical problem adopted is: a fatlute decrement device of moisture oiliness mud, the on-line screen storage device comprises a base, install the heel post of vertical setting on the base, install a plurality of heel beam that the level set up between the heel post, be equipped with the combustion chamber between the heel beam of bottommost position and the base, all install the stove brick on each heel beam, set up the flue gas heat transfer chamber of mutual intercommunication in the stove brick, every flue gas heat transfer intracavity all is equipped with the heat transfer barrel, install the transport auger in the heat transfer barrel, all be linked together through the blanking mouth between the heat transfer barrel of adjacent setting from top to bottom, transport auger direction in the adjacent heat transfer barrel is all opposite, install the inlet pipe on the heat transfer barrel of topmost position, install the discharging pipe on the heat transfer barrel of bottommost end position, install the draught fan on the flue gas heat transfer chamber at top, the draught fan is linked together through pipeline and flue gas heat transfer chamber, the collecting pipe that is linked together is all installed to one side of heat transfer barrel, all insert in the heat exchanger, the oil water collection jar that is linked together is installed to the bottom of heat exchanger, one side installation air exhauster, the end of air exhauster is linked together through pipeline and oil water collection jar is not linked together with the combustion chamber. The bottom that is close to blanking mouth position department at the heat transfer barrel installs the baffle that can remove, installs the telescoping cylinder on the stove brick, and the piston rod of telescoping cylinder is connected with the baffle, has seted up in the heat transfer barrel with baffle matched with through-hole, can drive the baffle when the piston rod of telescoping cylinder stretches out and enter into in the heat transfer barrel to in the bottom position department of heat transfer barrel forms the ponding groove, the helical blade of carrying the auger has seted up liquid on the periphery and has strained the hole. The filter that the slope was arranged is installed to the discharging pipe in, sets up the discharge gate on the discharging pipe of filter lower extreme, installs the fan that can just, reversal in the one end of discharging pipe, and the flue gas treatment solution jar that is linked together is installed to the fan bottom, still installs the heater in the bottom of flue gas treatment solution jar. The heat preservation cotton is installed in the outside of stove brick, has seted up the access hole in the stove brick of combustion chamber one side. The bearing beam is provided with a partition plate through which smoke can pass, the upper side of the partition plate is provided with a support, and the heat exchange barrel is fixed on the support.

The utility model has the positive effects that: a fatlute decrement device of moisture oil-containing mud, spandrel girder between spandrel column and the spandrel column including vertical setting, be equipped with the flue gas heat transfer chamber of mutual intercommunication on the spandrel girder, heat is supplied by the combustion chamber, the heat transfer barrel is all installed to each flue gas heat transfer intracavity, be used for the splendid attire fatlute in the heat transfer barrel, the realization is to the indirect heating of fatlute, and guarantee to heat and get more even, adjacent heat transfer barrel inner chamber all communicates each other, can realize the continuous heating and the transportation of fatlute, the heat transfer barrel all is linked together through pipeline and heat exchanger and oil water collection tank, can realize collecting the separation of evaporation back profit at the in-process of heating to fatlute, guarantee the purity that fluid evaporation was collected, realize the normal recovery to the inside oil content of fatlute.

Drawings

FIG. 1 is a schematic view of the present invention;

FIG. 2 is a side view of the structure of FIG. 1;

FIG. 3 is an enlarged view of the cross-sectional view taken along line A-A of FIG. 1;

fig. 4 is a partial enlarged view of I in fig. 1.

Detailed Description

A fatlute decrement device of aqueous oily sludge, as shown in fig. 1 and fig. 2, including base 1, base 1 installs the heel post 2 of vertical setting as the installation basis of whole device on base 1, installs a plurality of spandrel girder 3 that the level set up between the heel post 2, spandrel girder 3 falls into a plurality of heat transfer region on with the direction of height of heel post 2.

Be equipped with combustion chamber 4 between spandrel girder 3 and the base 1 of bottommost position, the produced flue gas of burning in combustion chamber 4 is the heat source of heat transfer process, all installs stove brick 5 on each spandrel girder 3, has seted up the flue gas heat transfer chamber 6 of intercommunication in the stove brick 5, and wherein stove brick 5 has played and has sealed and heat retaining effect, and the flue gas that the produced of bottommost combustion chamber 4 can rise to the flue gas heat transfer chamber 6 of top from flue gas heat transfer chamber 6 of lower part.

All be equipped with heat transfer barrel 7 in every flue gas heat transfer chamber 6, install in the heat transfer barrel 7 and carry auger 8, all be linked together through blanking mouth 17 between the heat transfer barrel 7 of adjacent setting from top to bottom, the transport auger 8 direction of delivery in the adjacent heat transfer barrel 7 is all opposite, installs inlet pipe 9 on the heat transfer barrel 7 of the top position, installs discharging pipe 10 on the heat transfer barrel 7 of bottom position. Be used for the splendid attire aqueous oil-containing mud of pending in the heat transfer barrel 7 to under the transmission effect of carrying auger 8, let fatlute from the heat transfer barrel 7 of the top in proper order through the heat transfer barrel 7 of each high position, and realize the heat transfer with the flue gas, guarantee to heat the fatlute of inside all the time, the transport auger 8 direction of delivery in the adjacent heat transfer barrel 7 is all opposite, can let the route of fatlute be a tortuous reciprocating process, and then the extension is to the heat transfer time of fatlute.

Install draught fan 11 on the flue gas heat transfer chamber 6 at top, draught fan 11 is linked together through pipeline and flue gas heat transfer chamber 6, under the effect of draught fan 11, forms the negative pressure in flue gas heat transfer chamber 6, can let the high temperature flue gas of bottom carry out the heat transfer by going up through each heat transfer barrel 7 in proper order, then discharge from the top.

Heat transfer barrel 7 is carrying out the in-process that the heat transfer was heated with the high temperature flue gas, and oil content and moisture in the fatlute evaporate, the collecting pipe 12 that is linked together is all installed to one side of heat transfer barrel 7, and all collecting pipes 12 all insert in heat exchanger 13, install the oil and water catch tank 14 that is linked together in the bottom of heat exchanger 13, and the oil content and the moisture that are gaseous state can enter into heat exchanger 13 through collecting pipe 12 in, after the heat transfer cooling in heat exchanger 13, in liquid oil content and moisture just can enter into oil and water catch tank 14, the realization was collected the detachable of profit.

In order to fully utilize a part of non-condensed oil gas, an exhaust fan 15 is installed on one side of the oil-water collecting tank 14, an air suction end of the exhaust fan 15 is communicated with the oil-water collecting tank 14 through a pipeline, an air exhaust end of the exhaust fan 15 is communicated with the combustion chamber 4 through a non-condensed gas return pipe 16, the non-condensed oil gas can be sent into the combustion chamber 4 under the action of the exhaust fan 15 and used as fuel for return combustion, and the heat of the smoke gas generated in the combustion chamber 4 is ensured.

When the water-containing and oil-containing oil sludge is conveyed in the heat exchange cylinder 7, the liquid material in the water-containing and oil-containing oil sludge is accumulated at the bottom of the heat exchange cylinder 7, the conveying auger 8 pushes the liquid material and the solid material into the next heat exchange cylinder 7 together, and if the humidity of the treated material discharged through the discharge pipe 10 is too high, the heat exchange process in the heat exchange cylinder 7 is not thorough, and the liquid material in the oil sludge needs to be heated for a long time. In order to achieve the purpose, a movable baffle 18 is installed at the bottom of the heat exchange cylinder 7 close to the blanking port 17, a telescopic cylinder 19 is installed on the furnace brick 5, a piston rod of the telescopic cylinder 19 is connected with the baffle 18, a through hole matched with the baffle 18 is formed in the heat exchange cylinder 7, the piston rod of the telescopic cylinder 19 can drive the baffle 18 to enter the heat exchange cylinder 7 when extending out, and a liquid accumulation groove is formed at the bottom of the heat exchange cylinder 7, as shown in fig. 3, in order to prevent liquid materials in the liquid accumulation groove from being pushed out of the heat exchange cylinder 7, liquid filtering holes 20 are formed in the periphery of a spiral blade of the conveying auger 8. The liquid material in the fatlute is convenient for stop and carries out the heat transfer of longer time in the ponding groove like this, and solid-state material then can be pushed into next-level heat transfer barrel 7 in, the liquid material through long-time heating can be by the inside oil content of evaporation-out and moisture, and then guarantees the dry degree of last discharge material, lets the processing procedure of whole fatlute become more thoroughly.

After the fatlute is handled and is accomplished, the phenomenon that can produce the smoking when ejection of compact high temperature meets with the air causes environmental pollution and fire safety hidden danger, for solving above-mentioned problem, reduces the production of flue gas in the at utmost, as shown in fig. 4, install the filter 21 that the slope was arranged in the discharging pipe 10, set up discharge gate 22 on the discharging pipe 10 of filter 21 lower extreme, the setting of filter 21 can let the flue gas pass through and can't make the material pass through, and the material after handling the completion can be discharged via discharge gate 22.

A fan 23 capable of rotating forwards and backwards is installed at one end of the discharge pipe 10, a flue gas treatment solution tank 24 communicated with the bottom of the fan 23 is installed at the bottom of the flue gas treatment solution tank 24, a heater 25 is further installed at the bottom of the flue gas treatment solution tank 24, when the fan 23 rotates backwards, flue gas generated in the discharge pipe 10 can be sucked into the flue gas treatment solution tank 24, and the flue gas generated by processed materials is reduced to the maximum extent. When the dry material after being treated in the discharging pipe 10 is blocked, the fan 23 can rotate forwards, meanwhile, the heater 25 is started to heat the smoke treatment solution tank 24, and the fan 23 blows wet air into the discharging pipe 10, so that the blockage caused by the over-dry material can be avoided to a certain extent.

Further, in order to ensure the heat preservation and relative sealing performance of the furnace brick 5, heat preservation cotton 26 is installed on the outer side of the furnace brick 5. In order to facilitate the dredging of the combustion chamber 4 or the necessary maintenance, a maintenance opening 27 is arranged in the furnace brick 5 at one side of the combustion chamber 4.

Further, in order to effectively strengthen the installation strength of the heat exchange cylinder 7 on the premise of ensuring the flue gas passing performance, the bearing beam 3 is provided with a partition plate 28 which can allow the flue gas to pass through, the upper side of the partition plate 28 is provided with a support 29, and the heat exchange cylinder 7 is fixed on the support 29.

The technical solution of the present invention is not limited to the embodiments of the present invention. The technical contents not described in detail in the present invention are all known techniques.

Claims (5)

1. The device for reducing the oil sludge of the water-containing and oil-containing sludge is characterized in that: comprises a base (1), a plurality of bearing beams (3) horizontally arranged are installed between the bearing beams (2), a combustion chamber (4) is arranged between the bearing beam (3) at the bottommost position and the base (1), furnace bricks (5) are installed on each bearing beam (3), flue gas heat exchange cavities (6) which are mutually communicated are formed in the furnace bricks (5), a heat exchange barrel (7) is arranged in each flue gas heat exchange cavity (6), a conveying auger (8) is installed in each heat exchange barrel (7), the heat exchange barrels (7) at the bottommost position are communicated through a blanking port (17), the conveying augers (8) in adjacent heat exchange barrels (7) are opposite in conveying direction, an inlet pipe (9) is installed on the heat exchange barrel (7) at the topmost position, a discharge pipe (10) is installed on the heat exchange barrel (7) at the bottommost position, a flue gas collecting pipe (11) is installed on the flue gas cavity (6) at the top, an induced draft fan (11) is communicated with the flue gas cavity (6) through a pipeline, a water collecting pipe (13) is installed on one side of each heat exchange barrel (7), and a heat exchanger (12) is connected with a heat collecting pipe (13) at the bottom, and a heat exchanger (12) is connected with a heat collecting pipe (12), an exhaust fan (15) is installed on one side of the oil-water collecting tank (14), an air suction end of the exhaust fan (15) is communicated with the oil-water collecting tank (14) through a pipeline, and an air exhaust end of the exhaust fan (15) is communicated with the combustion chamber (4) through a non-condensable gas return furnace tube (16).

2. The apparatus for reducing sludge in aqueous oily sludge according to claim 1, wherein: the bottom that is close to blanking mouth (17) position department in heat transfer barrel (7) is installed baffle (18) that can remove, install telescopic cylinder (19) on stove brick (5), the piston rod of telescopic cylinder (19) is connected with baffle (18), set up in heat transfer barrel (7) with baffle (18) matched with through-hole, can drive baffle (18) when the piston rod of telescopic cylinder (19) stretches out and enter into in heat transfer barrel (7) to bottom position department at heat transfer barrel (7) forms the hydrops groove, the helical blade periphery of carrying auger (8) has been seted up liquid and has been strained hole (20).

3. The apparatus for reducing sludge in aqueous oily sludge according to claim 1, wherein: the device is characterized in that a filter plate (21) which is obliquely arranged is installed in the discharge pipe (10), a discharge port (22) is formed in the discharge pipe (10) at the lower end of the filter plate (21), a fan (23) which can rotate forwards and backwards is installed at one end of the discharge pipe (10), a smoke treatment solution tank (24) which is communicated with the fan (23) is installed at the bottom of the fan (23), and a heater (25) is further installed at the bottom of the smoke treatment solution tank (24).

4. The apparatus for reducing sludge in aqueous oily sludge according to claim 1, wherein: insulation cotton (26) is installed in the outside of stove brick (5), has seted up access hole (27) in stove brick (5) of combustion chamber (4) one side.

5. The apparatus for reducing sludge in aqueous oily sludge according to claim 1, wherein: install baffle (28) that can let the flue gas pass through on spandrel girder (3), support (29) are installed to the upside of baffle (28), and heat transfer barrel (7) are fixed on support (29).

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