CN103920695B - For clearing up the system being separated sediment in storage tank - Google Patents

For clearing up the system being separated sediment in storage tank Download PDF

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Publication number
CN103920695B
CN103920695B CN201410147917.4A CN201410147917A CN103920695B CN 103920695 B CN103920695 B CN 103920695B CN 201410147917 A CN201410147917 A CN 201410147917A CN 103920695 B CN103920695 B CN 103920695B
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oil
water
slag
separator
sludge
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CN103920695A (en
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王泉生
庄承年
张春堂
王龙添
王龙波
王龙聪
王龙真
王龙花
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FUJIAN XUNDA PETROCHEMICAL ENGINEERING Co Ltd
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FUJIAN XUNDA PETROCHEMICAL ENGINEERING Co Ltd
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Abstract

A kind of for clearing up the system being separated sediment in storage tank, comprise a sludge collection device and an oil residue separating apparatus, this sludge collection device can move in this storage tank, for collecting the mixture of the bottom sludge and water in this storage tank, then by efferent duct, the mixture of this bottom sludge and water is exported in this storage tank; This oil residue separating apparatus comprises an oil residue separator, this oil residue separator has a tank body and is arranged on the oil-residue separator structure in this tank body, this tank body there is the charging aperture be connected with this sludge collection device efferent duct, also have an oil drain out and a slag-drip opening, this oil-residue separator structure is used for the mixture of this bottom sludge and water entered from this charging aperture to be separated into oil and slag, discharges respectively from this oil drain out and this slag-drip opening.This system bulk is little, lightweight, be convenient to transport, easy and simple to handle, efficiency is high, labour intensity and cost low.

Description

For clearing up the system being separated sediment in storage tank
Technical field
The present invention relates to the process of solid waste, be specifically related to the cleaning piece-rate system of sediment in storage tank, sewage well and contaminated-oil basin.
Background technology
The storage tank of petrochemical industry, sewage well and contaminated-oil basin; in Long-Time Service process; usual meeting to be deposited the dregs of fat in a large number at its bottom deposit, and the inorganic sediment that in these alluvial dregs of fat, existing iron rust, sand, earth and moist carbon etc. are formed, also comprises the organogenous sediment of oil, wax and asphalitine etc.Wherein oil and wax occupy more than 90% of the whole alluvial dregs of fat, and therefore, the overwhelming majority or available oily mater in the alluvial dregs of fat, be worth regeneration.
The domestic and international process to the upper described alluvial dregs of fat at present adopts the following two kinds method usually: one is the big machinery purge tank equipment adopting import, the oil product identical with cleaned storage tank character, be extracted in the first small-sized storage tank with big machinery purge tank coordinative composition of equipments, after being warmed to uniform temperature with steam, being sprayed in the alluvial dregs of fat in cleaned storage tank by the oil product being warmed to uniform temperature in first small-sized storage tank by high pressure nozzle makes it broken, to reach the object of dilution and the mixing alluvial dregs of fat, then by the oil product of the alluvial dregs of fat and injection together from the second small-sized storage tank of suction in cleaned storage tank another and big machinery purge tank coordinative composition of equipments, chemical floc and demulsifier is added again in the second small-sized storage tank, allow the alluvial dregs of fat carry out precipitation decompose, then recovering liquid component, sediment pack is sent to incinerator and is burned, liquid composition recycles through dehydration.Two is packed by artificial method by the alluvial dregs of fat cleaned out, and directly delivers to burning, or is directly transported to by-place and carries out buried process.
Adopt first method, because the sediment of pack is still containing many oil water mixture components, secondary pollution can be caused in bagging process, and part can not completely the wax of melting and ageing oil also can be pulled away and burns, reclaim abundant not, the big machinery cleaning storage tank equipment and the storage tank supporting with it etc. that use expensive simultaneously, in processing procedure, also need the oil product of same nature as medium, and in precipitation process, also need flocculant and demulsifier as auxiliary consumable material, cleaning process also needs to heat tons of oil product, consume a large amount of energy, therefore not only one-time investment, and cost of use is all quite large.Needing supporting storage tank as pans simultaneously, having cleared up a cleaned storage tank simultaneously, causing the pollution of pans.
If employing second method, not only slattern the oil plant of a large amount of recoverables in the alluvial dregs of fat, no matter burn or buriedly all can bring huge environmental pollution to environment, in pack and transportation, also need the manpower and materials of at substantial in addition.
Summary of the invention
The invention provides a kind of for clearing up the system being separated sediment in storage tank.
The present invention adopts following technical scheme:
A kind of for clearing up the system being separated sediment in storage tank, comprise a sludge collection device and an oil residue separating apparatus, it is characterized in that, this sludge collection device can move in this storage tank, for collecting the mixture of the bottom sludge and water in this storage tank, then by efferent duct, the mixture of this bottom sludge and water is exported in this storage tank; This oil residue separating apparatus comprises an oil residue separator, this oil residue separator has a tank body and is arranged on the oil-residue separator structure in this tank body, this tank body there is the charging aperture be connected with this sludge collection device efferent duct, also have an oil drain out and a slag-drip opening, this oil-residue separator structure is used for the mixture of this bottom sludge and water entered from this charging aperture to be separated into oil and slag, discharges respectively from this oil drain out and this slag-drip opening.
Wherein, preferably, this oil-residue separator structure of this oil residue separator comprises the horizontal separator being arranged on middle part in a screw conveyer device above this tank interior and this tank body, this screw conveyer device comprises and is rotatably installed in screw-conveyer-shaft in this tank body and is enclosed within the auger cover cylinder of this screw-conveyer-shaft extenal fixation in inner tank wall, this auger sleeve is communicated with this charging aperture of this tank body, this auger sleeve is porous sieve bucket, the outlet of this auger sleeve is communicated with this slag-drip opening of this tank body, this oil residue separator also comprises pans and a suspension cylinder, these pans are fixed on the middle part in this tank body, the bottom of these pans is communicated with a heavy oil outlet of this tank body, this suspension cylinder can be arranged in this pans open top with fluctuating, its upper end is uncovered, collect the oil leached in this auger sleeve, this tank base is flowed directly to from the light oil of the uncovered overflow in this upper end, the bottom of this suspension cylinder is provided with a heavy oil discharger, this suspension cylinder upper end is fixed on this tank body, can move up and down according to own wt.
Wherein, preferably, this oil residue separating apparatus also comprises a sludge and carries oily slag drying machine, this sludge is carried oily slag drying machine and is comprised a sludge hold-down mechanism, the housing of this sludge hold-down mechanism has a slag inlet, an oil-out and a slag-drip opening, this slag inlet is communicated with this slag-drip opening of oil residue separator tank body, and the dregs of fat entered from slag inlet extrude and are separated into oil and slag by this sludge hold-down mechanism further, discharges respectively from this oil-out and this slag-drip opening.
Wherein, preferably, this sludge hold-down mechanism that this sludge carries oily slag drying machine comprises the reciprocating Composite Piston Skirt of energy controlled by an actuating unit, this housing of this sludge hold-down mechanism is separated into a feed cavity and and compresses chamber by this Composite Piston Skirt, there is in this Composite Piston Skirt an one-way conduction mechanism, make the dregs of fat can only enter this compression chamber from this feed cavity, this slag inlet of this housing is communicated with this feed cavity, this oil-out is communicated with this compression chamber with this slag-drip opening, this sludge is carried oily slag drying machine and is also had automatic clinker-removing device, automatic control opens and closes this slag-drip opening.
Wherein, preferably, also oily-water seperating equipment is comprised for clearing up the system being separated sediment in storage tank, this oily-water seperating equipment comprises one first oil water separator, this first oil water separator is suspension separator, comprise one and there is a profit import, one oil export, the casing of one water out and heavy oil outlet, the oil water mixture of discharging from this oil drain out of this tank body of this oil residue separator enters the oil water mixture of this casing through this profit import of this first oil water separator, light oil is separated into by heating and static suspension, sewage and heavy oil, respectively through this oil export, this water out and the outlet of this heavy oil are discharged.
Wherein, this oily-water seperating equipment also comprises one second oil water separator, and this second oil water separator is cyclone separator, and the entrance of this second oil water separator is communicated with this oil export of this first oil water separator.
Wherein, preferably, this casing of this first oil water separator comprises a heated chamber, one heavy oil disengagement chamber and a light oil disengagement chamber, be communicated with this heavy oil disengagement chamber with this heated chamber of this profit inlet communication of this casing, this heavy oil disengagement chamber upper end is communicated with this light oil disengagement chamber, be provided with heavy oil discharger below this heavy oil disengagement chamber and with this heavy oil outlet of this casing, this oil export of this casing is communicated with this light oil disengagement chamber with this water out, in this light oil disengagement chamber, at least one float ball controller is installed, when the ball float of this float ball controller is higher than critical localisation, open this water out and close this oil export, when this ball float is lower than this critical localisation, open this oil export and close this water out.
Wherein, preferably, in this casing of this first oil water separator, from this profit import to this oil export, this water out and the outlet of this heavy oil, spacing is provided with upper spacer and lower clapboard guides profit to flow along U-shaped path, this casing is provided with heater near this profit import, is provided with near the outlet of this oil export, this water out and this heavy oil at least one float ball controller be fixed on dividing plate; This heavy oil that the black oil of precipitation is flowed to below this casing by the gap below this lower clapboard exports.
Wherein, preferably, this oily-water seperating equipment also comprises one second oil water separator, and this second oil water separator is cyclone separator, and the entrance of this second oil water separator is communicated with the oil export of the first oily-water seperating equipment.
Wherein, preferably, also comprise one by the pipeline of this profit inlet communication of this storage tank and this first oil water separator, directly oil supernatant on water in this storage tank is transported in this first oil water separator.
Wherein, preferably, this first oil water separator is integrally provided in the below of this oil drain out of this tank body of this oil residue separator, utilizes gravity to allow this oil water mixture flow in this first oil water separator.
Of the present invention for clear up be separated the system bulk of sediment in storage tank little, lightweight, be convenient to transport, easy and simple to handle, use and need Special Training personnel to operate flexibly and not; Adopt machinery to replace manpower, efficiency is high, labour intensity is low and cost is low; Dissolve sediment without the need to injecting same crude oil and heating during cleaning sediment, both saved time, and additionally reduced fuel consumption, and greatly reduced the energy consumption being heated into ton oil product simultaneously; By slag drying machine by the thick slag mechanical presses after separation, add the efficiency that the dregs of fat are separated.
Accompanying drawing explanation
Fig. 1 is the schematic diagram for clearing up the system being separated sediment in storage tank of the present invention;
Fig. 2 is the sectional view for clearing up the sludge collection device in the system being separated sediment in storage tank of the present invention;
Fig. 3 is the sectional view for clearing up the oil residue separator in the system being separated sediment in storage tank of invention;
Fig. 4 is the schematic diagram carrying oily slag drying machine for the sludge cleared up in the system being separated sediment in storage tank of the present invention;
Fig. 5 is the sectional view that the sludge in Fig. 4 carries the sludge compactor of oily slag drying machine;
Fig. 6 is the vertical view cutaway drawing that the sludge in Fig. 4 carries the sludge compactor of oily slag drying machine;
Fig. 7 is the perspective view that the sludge in Fig. 4 carries the sludge compactor of oily slag drying machine;
Fig. 8 is the schematic diagram of another embodiment for clearing up the oil residue separating apparatus in the system being separated sediment in storage tank of the present invention;
Fig. 9 is the schematic diagram of an embodiment for clearing up the first oil water separator in the system being separated sediment in storage tank of the present invention;
Figure 10 is the schematic top plan view of first oil water separator of Fig. 9;
Figure 11 is the schematic diagram of another embodiment for clearing up the first oil water separator in the system being separated sediment in storage tank of the present invention.
Detailed description of the invention
Be further described for clearing up the system being separated sediment in storage tank of the present invention below in conjunction with the drawings and specific embodiments.
As shown in Figure 1, the system for clearing up sediment in separation storage tank of the present invention comprises sludge collection device 1000, oil residue separating apparatus 2000 and oily-water seperating equipment 3000.
Sludge collection device 1000 is mainly used in collecting the sediment in storage tank, comprises shell 101, rewinding cylinder 102, auger 103 and power set 109 as shown in Figure 2.Shell 101 internal face forms accommodating cavity 104, the formation openend, front end 105 of shell 101, forms discharging opening 106 in shell 101 rear end.Rewinding cylinder 102 is fixed on the openend 105 of shell 101.Unshrouded impeller 107 is positioned at rewinding cylinder 102, for collecting sediment for clearance, and is imported in accommodating cavity 104.The periphery of unshrouded impeller 107 and rewinding cylinder 102 inwall matched in clearance.Auger 103 is positioned at accommodating cavity 104, its periphery and shell 101 inwall matched in clearance.Front end and the unshrouded impeller 107 of auger 103 are fixedly linked.Auger 103 is carried backward for the sediment imported by unshrouded impeller 107, discharges from discharging opening 106.Power set are connected with the rear-end transmission of auger 103, drive auger 103 to rotate, thus whole scale removal process is carried out.
Sludge collection device 1000 volume is little, lightweight, be convenient to transport, has easy and simple to handle and uses feature flexibly during turnover storage tank easily (without the need to Large-scale Hoisting).
As further improvement, there is the opening for connecting steam pipe 108 on the shell wall of the shell 101 of openend 105, as shown in Figure 2 steam being passed into accommodating cavity 104, sediment is directly heated, strengthening its mobility.Also can by steam companions around on the outer surface of shell 101, steam companions heating steam passes through, and strengthens its mobility to the sediment indirect in accommodating cavity 104.Sediment is directly heated, not only can dissolve the dregs of fat solidified, but also the spark that produces due to electrostatic can be prevented, and then cause the danger of blast.
Oil residue separating apparatus 2000 comprises oil residue separator 200 and sludge carries oily slag drying machine 300, is separated with oily for the sediment of discharging from sludge collection device 1000 being carried out slag.Oil residue separator 200 as shown in Figure 3 comprises tank body 201, rotating separation cylinder 202, auger lift shaft 203, auger sleeve pipe 204 and hydraulic motor 205.Tank body 201 has accommodating cavity 211, charging aperture 212, oil plant chamber 213 and oil drain out 214.Accommodating cavity 211 is positioned at the middle part of tank body 201, for accommodating parts.Charging aperture 212 is opened in tank body 201 top, flows into for sediment (mixture of oil and slag).Charging aperture 212 can have multiple, and the circumference along tank body 201 is arranged.Oil plant chamber 213 is positioned at bottom tank body 201, for accommodating profit.Oil exit pipe 214 is connected with the external world with oil plant chamber 213, is discharged by profit.
Rotating separation cylinder 202 is positioned at accommodating cavity 211, and its sidewall and diapire are formed with some sieve aperture (not shown)s.Be provided with annulus ring flange 215 in accommodating cavity 211, its periphery is fixed on the inwall of tank body 201.Ring flange 215 being provided with bearing 216, for rotatably supporting cylinder 202, in the middle part of ring flange 215, being provided with some sieve apertures.
Auger lift shaft 203 is positioned at rotating separation cylinder 202, and the diapire of its bottom and rotating separation cylinder 202 is fixedly linked, and realizes synchronous axial system.
Auger sleeve pipe 204 is positioned at rotating separation cylinder 202, is set in the outside of auger lift shaft 203, with auger lift shaft 203 cooperating.The sidewall of auger sleeve pipe 204 is formed with a lot of sieve aperture (not shown).Auger sleeve pipe 204 top and scum pipe 241 are fixedly linked.Scum pipe 241 and tank body 201 are fixedly linked, and its outlet is positioned at the outside of tank body 201.The open top of auger sleeve pipe 204 is fixedly connected with the top cover with centre bore, and the top of auger lift shaft 203 is stretched out from the centre bore of top cover, and bottom is stretched out from the bottom opening of auger sleeve pipe 204.
Hydraulic motor 205 is connected with the top transmission of auger lift shaft 203.In the present embodiment, hydraulic motor 205 is positioned at the top of tank body 201, tank body 201 is provided with bearing block 217, bearing in bearing block 217 is arranged on auger lift shaft 203 from the part that the top of tank body 201 is stretched out, thus hydraulic motor 205 drives auger lift shaft 203 to rotate, rotating separation cylinder 202 and auger lift shaft 203 synchronous axial system.
Like this, primer fluid pressure motor 205, auger lift shaft 203 and rotating separation cylinder 202 rotate simultaneously, oil residue separator 200 enters duty, the sediment coming from sludge collection device 1000 falls in rotating separation cylinder 202 via charging aperture 212, and under the effect of rotating separation cylinder 202 centrifugal force, profit flows out from the sieve aperture rotating separation cylinder 202 sidewall and bottom, the some sieve apertures be provided with in the middle part of ring flange 215 enter in oil plant storehouse 213, discharge eventually through oil exit pipe 214.For silt and miscellaneous material, then can sink to due to gravity bottom rotating separation cylinder 202, now silt and miscellaneous material are brought in auger sleeve pipe 204 and further rotate extruding by auger lift shaft 203, thus the profit in silt and miscellaneous material is extruded, now, profit fluid can be got back to rotating separation cylinder 202 from the sidewall sieve aperture of auger sleeve pipe 204, the silt after dehydration and miscellaneous material then rotate with auger lift shaft 203 and continue promote, until discharge via scum pipe 241.
In order to allow the sieve aperture on rotating separation cylinder 202 and auger sleeve pipe 204 all can be unblocked, do not allow high stickiness greasy dirt pickup parts, make in tank body 201, to keep temperature required, all be provided with steam pipe coil 206 on tank body 201 inwall He on auger sleeve pipe 204 outer surface, steam pipe coil 206 two ends have steam inlet 261 and steam (vapor) outlet 262 respectively.Certainly, know Current Temperatures at any time for the ease of operating personnel, oil residue separating apparatus 200 also comprises the thermometer 207 for measuring tempeature.
Disorderly fly in order to avoid oil is husky, rotating separation cylinder 202 is also provided with oily sediment barrier plate 208, multiple oily sediment barrier plate 208 interval is fixed on below the rotating separation cover 218 that is arranged on auger sleeve pipe 204, and stretch near barrel in cylinder 202, thus stop that the oil sand near rotating separation cylinder 202 inwall rotates.
After adopting above-mentioned oil residue separator 200, substantially can reach by sediment more than 90% the object separated of useful constituent, fully profit can be separated from silt and miscellaneous material, there is higher separative efficiency, thus the pollution to environment and the waste to resource can be reduced.
Sludge is as Figure 4-Figure 7 carried oily slag drying machine 300 and is comprised primary separation tank 301 and sludge compactor 302, and primary separation tank 301 is for the initial gross separation to sediment, and sludge compactor 302 is used as the further separation to sediment.
See Fig. 4, primary separation tank 301 has cavity volume 310, sump oil slag general import 305, elementary dregs of fat separator disk 313 and profit general export 306.Sump oil slag general import 305 is positioned at the top of primary separation tank 301.Elementary dregs of fat separator disk 313 is porous sieve, is positioned at the middle part of cavity volume 310, cavity volume 310 is divided into sludge chamber 311 and profit chamber 312.Sump oil slag general import 305 is connected with sludge chamber 311.Profit general export 306 is positioned at the bottom of primary separation tank 301, is connected with profit chamber 312.
See Fig. 5, sludge compactor 302 has work chamber 321, Composite Piston Skirt 322 and driver element 323.Work chamber 321 is formed in the inside of the housing of sludge compactor 302, and Composite Piston Skirt 322 is installed with in work chamber 321, and work chamber 321 is divided into feed cavity 325 and compresses chamber 326.Feed cavity 325 is connected with sludge chamber 311.Compress the main place that 326, chamber is sludge compactor 302 pairs of sediments and carries out further lock out operation.
Composite Piston Skirt 322 is formed with one-way conduction structure, one-way conduction structure only allows unidirectional the entering of the sludge in feed cavity 325 compress in chamber 326.Driver element 323 is connected with Composite Piston Skirt 322, thus drives Composite Piston Skirt 322 to reciprocate in work chamber 321.Compress chamber 326 to be connected with profit chamber 312 by the first filter screen 333 being arranged on the shell wall through hole of sludge compactor 302.
Like this, the sediment of discharging from the scum pipe 241 of oil residue separator 200 enters the sludge chamber 311 of primary separation tank 301 by sump oil slag general import 305, profit in sump oil slag enters into profit chamber 312 by elementary dregs of fat separator disk 313, directly discharged by profit general export 306, sludge in sump oil slag then can be intercepted by elementary dregs of fat separator disk 313 and remain in sludge chamber 311, carries out primary separation to sump oil slag.Sludge enters into the feed cavity 325 of sludge compactor 302 by the passage between the feed cavity 325 of sludge compactor 302 and sludge chamber 311, in sludge compactor 302, carry out brute force by driver element 323 pairs of sludges compress, profit in sludge can enter in sleeve 334 by the first strainer 333 compressed in chamber 326, then profit chamber 312 is entered into through connecting house steward, sludge can become dry slag, and profit is separated further.So, relative to prior art, the present invention can improve the rate of recovery of the profit in sump oil slag greatly, and due to discarded object be dry slag, therefore also can not cause the generation of secondary pollution due to transport, greatly can reduce environmental pollution.
Sludge compactor 302 has one-way conduction structure, as shown in Fig. 5, Fig. 6 and Fig. 7, this Composite Piston Skirt 322 comprises piston jacket 322a and sealed briquette 322b, this piston jacket 322a has the first end plate 3221, second end plate 3222 and side plate 3223, is formed with inner chamber 328 between this first end plate 3221, second end plate 3222 and side plate 3223.This first end plate 3221 there is centre bore 3224, side plate 3223 has communication with cavity 328 and the hollow hole (not shown) of feed cavity 325, the second end plate 3222 is formed with the centre bore 3225 in communication with cavity 328 and compression chamber 326.Sealed briquette 322b is contained in inner chamber 328, and is connected with driver element 323 by centre bore 3224.Like this, under the drive of driver element 323, sealed briquette 322b can move in the gap between the first end plate 3221 and the second end plate 3222, when sealed briquette 322b withstands the second end plate 3222 and when driving Composite Piston Skirt 322 to move to the left, sealed briquette 322b closes the centre bore 3225 on the second end plate 3222, now Composite Piston Skirt 322 produces compression chamber 326 and compresses action, when sealed briquette 322b withstands the first end plate 3221, Composite Piston Skirt 322 is driven to move to the right, sealing briquetting 322b opens the centre bore 3225 on the second end plate 3222, now for compression chamber 326, belong to return idle condition, now sludge is entered into by feed cavity 325 hollow hole of communication with cavity 328 and feed cavity 325 on side plate 3223 and compresses chamber 326, thus can free time be made full use of, greatly increase work efficiency.
As the further preferred version of this Composite Piston Skirt 322, this Composite Piston Skirt 322 also comprises sealed rubber plate 322d and gland 322e, sealing rubber slab 322d and gland 322e is all formed with centre bore (not marking in figure), this centre bore communicates with the centre bore 3225 on the second end plate 3222, thus allows centre bore 3225 can successfully play conducting effect.By screw by gland 322e and sealed rubber plate 322d interlocking on the second end plate 3222, can allow to have between the chamber wall of Composite Piston Skirt 322 and work chamber 321 sealing effect preferably like this by sealed rubber plate 322d.
In this preferred embodiment, driver element 323 is made up of motor-driven gear rack arrangement, the rotation of main frame can be changed into the rectilinear motion of tooth bar, thus drive Composite Piston Skirt 322 to carry out round rectilinear motion.In order to improve the operating efficiency of whole slag drying machine further, oil product sludge is carried oily slag drying machine 300 and is also comprised identical with aforementioned sludge compactor 302 structure and symmetrically arranged second sludge compactor, namely the second sludge compactor has the second work chamber and the second Composite Piston Skirt, and the second Composite Piston Skirt is connected with the other end of tooth bar above-mentioned; As shown in Figure 5, when the sludge compactor in left side carries out compression action, the second sludge compactor on right side then carries out charging; When the sludge compactor in left side carries out charging, the second sludge compactor on right side then compresses; So can increase work efficiency exponentially.
In addition, oil product sludge is carried oily slag drying machine 300 and is also comprised profit and come and go caging system.Profit comes and goes caging system and has the first stop 335, first stop 335 is arranged on the side place compressed away from feed cavity 325 in chamber 326, first stop 335 gather Composite Piston Skirt 322 position signalling and by Signal transmissions to driver element 323, first stop 335 plays informs that driver element 323 has operated and puts in place and need counter-rotational effect, namely reverse for controlling driver element 323, thus Composite Piston Skirt 322 is returned.
In order to allow oil product sludge carry oily slag drying machine 300 without the need to carrying out manual deslagging, efficient slag drying machine also comprises automatic clinker-removing device 307.Automatic clinker-removing device 307 has quantity of slag detector 341, cleanout door 342, power unit 343, guiding mechanism 344 and dry slag outlet oral cavity caging system 345.Quantity of slag detector 341 is for detecting the dry slag content compressed in chamber 326.Dry slag outlet oral cavity caging system 345 has linked block 351, second stop (not shown) and the 3rd stop 352.Linked block 351 and cleanout door 342 are fixedly linked, second stop and the 3rd stop 352 are fixedly linked at sleeve 334 left end, lay respectively at the restraining position at cleanout door 342 two ends, second stop and the 3rd stop 352 are all electrical connected with power unit 343, and send control signal when the second stop or the 3rd stop 352 touch mutually with linked block 351 to power unit 343, the motor that namely this control signal controls power unit 343 shuts down, make the opening of cleanout door 342 closure sleeve 334 left end, close and compress chamber 326.This power unit 343 is connected with cleanout door 342 and drives cleanout door 342 to open or close along guiding mechanism 344 and compresses chamber 326.Quantity of slag detector 341 is electrical connected with power unit 343 and driver element 323.Guiding mechanism 344 directly adopts the mode of slide block and slide rail, therefore is not described in detail at this.It should be noted that when this quantity of slag detector 341 detect obtain the quantity of slag abundant and need to carry out scarfing cinder time, cleanout door 342 is driven to move along guiding mechanism 344 by power unit 343 on the one hand, also need to control driver element 323 on the other hand and make its stop motion, and once complete automatic ash ejector, then notify that driver element 323 is returned to normal operating conditions again.
As the preferred embodiment of this cleanout door 342 and quantity of slag detector 341, this cleanout door 342 has the parallel interior blind cover 3421 that is arranged side by side and outer blind cover 3422, be provided with elastic parts 3423 between this interior blind cover 3421 and outer blind cover 422, this elastic parts 3423 is spring in the present embodiment.Quantity of slag detector 341 is pressure sensor and has detection pressure head, detects pressure head between interior blind cover 421 and outer blind cover 422.When the dry quantity of slag is not enough, detect between pressure head and interior blind cover 421 and leave gap, when dry slag reserves increase to when having exceeded the first stop 335, because driver element 323 does not receive return instruction always, therefore the dry slag of ejection can be continued when Composite Piston Skirt 322 touches dry slag, thus make interior blind cover 3421 overcome the elastic force of elastic parts 3423 and be subjected to displacement, when interior blind cover 421 touches detection pressure head, pressure can be passed to detection pressure head, detect pressure head then produce induced signal and notify power unit 343 action, cleanout door 342 is moved to the left, the opening of sleeve 334 left end is opened, discharge the dry slag compressed in chamber 326.In the present embodiment, power unit 343 has motor 3431 of slagging tap, worm gear 3432 and worm screw 3433, motor 3431 of slagging tap is connected with worm gear 3432 transmission, worm gear 3432 is connected with worm screw 3433 transmission, the end of worm screw 3433 is connected with cleanout door 342, and it changes rotation into rectilinear motion by worm gear 3432 and worm screw 3433.
Flow out in order to avoid there being profit in the process opening cleanout door along band, and be convenient to the carrying out of the work of slagging tap simultaneously, automatic clinker-removing device 307 also comprises discharge bucket 308, the outlet that discharge bucket 308 is undertaken in cleanout door and compresses between chamber 326, discharge bucket 308 also arranges the second filter screen, and is connected with profit chamber 312 by the second filter screen.
Except oil residue separator disclosed above use and slag drying machine, other any machineries that can complete dregs of fat separation and the thick slag of expression separation all can use; When not having slag drying machine, oil residue separator also can be used alone.
Structure in Fig. 3 had both been adapted at using when not having slag drying machine, be also applicable to Fig. 4-7 in sludge carry oily slag drying machine with the use of.
Figure 8 shows that another embodiment of oil residue separating apparatus. comprise oil residue separator 200 ' and carry oily slag drying machine 300 ' with sludge.
Oil residue separator 200 ' as shown in Figure 8 comprises tank body 251, pans 252, suspension cylinder 253, screw-conveyer-shaft 254, auger sleeve pipe 255 and auger CD-ROM drive motor.Screw-conveyer-shaft 254 level horizontal in tank body 251 above, by auger CD-ROM drive motor driven rotary.Upper screen drum 256 is sleeved on the left end of screw-conveyer-shaft 255, and its left end is fixed on the inwall of tank body 251, and right-hand member is fixed on the left end of auger sleeve 255, and the right-hand member of auger sleeve 255 is fixed on the inwall of tank body 251.Screen drum 256 upper end and tank body 251 upper end have dregs of fat entrance 212.Pans 252 are fixed in the middle of tank body 251, and below has heavy slag discharge pipe 261.Suspension cylinder 253 is the uncovered container in upper end, is suspended in pans 252 respectively by being fixed on two leverages 257 with balancing weight 258 outside tank body 251 top.Suspension cylinder 253 upper end has outwards downward shirt rim 259, ensures that the oil of overflow in suspension cylinder flows in tank body 251, instead of in pans 252.In tank body 251, the shirt rim 266 had below auger sleeve pipe 255 inwardly under, the profit that guarantee auger sleeve 255 and screen drum 256 leak down enters suspension cylinder 253.Suspension cylinder 253 diapire has a centre bore 270, conical butt support 271 is fixedly mounted on around below centre bore 270, this support can be truncated cone wall with some holes, also can be fixed on upper and lower two annulus by some spoke-like bars and be formed, with the cover plate 277 of bolt 274 from top covers aperture 270, its lower square bolt 274, through being enclosed within spring 275 after the through hole of support 271 lower end, being fixed by a nut 276 of lower end, is made cover plate 277 blind hole 270.
The dregs of fat from sludge collection device 1000 enter screen drum 256 from dregs of fat entrance 212, and then carry oily slag drying machine 300 ' by moving through auger and entering from the thick slag outlet 280 auger right-hand member tank body 251 of auger 255, carry oily slag drying machine 300 ' and only have employed the sludge compactor that sludge carries oily slag drying machine 300, from carry oily slag drying machine 300 ' out extrude oil enter tank base by the opening of tank body 251, with from suspension cylinder 253 by than resuspended point the suspended oil overflowed to above cylinder bottom tank body 251 discharge from the discharge pipe 282 below tank body together with water.
When profit weight in suspension cylinder exceedes counterweight 258, suspension cylinder drops, and bolt runs into bottom pans 252, suspension cylinder continues to decline, downward Compress Spring, and cover plate 277 leaves hole 270 1 segment distance, make the heavy slag of the oil-containing bottom suspension cylinder flow into pans 252, flow out from heavy slag discharge pipe 261.After suspension cylinder weight reduces, at counterweight effect float downward, cover plate 277 is covers aperture 270 again.
Oily-water seperating equipment 3000 comprises the first oil water separator 400 and the second oil water separator 500.First oil water separator 400 entrance exports with oil water mixture in oil residue separating apparatus and is connected, can circulate at whole first oil water separator 400 to allow oil water mixture, first oil water separator 400 entirety is all arranged on the below of oil water mixture outlet in oil residue separating apparatus, namely utilizes gravity and oil water mixture can be flowed in complete equipment.
An embodiment of the first oil water separator 400 as shown in Figures 9 and 10, comprises heated chamber 401, heavy oil disengagement chamber 402 and light oil disengagement chamber 403.Profit general import 411 is formed bottom heated chamber 401, inside is provided with the heating arrangements 412 for heating oil water mixture, what heating arrangements 412 adopted in the present embodiment is heat(ing) coil, certainly it can also select other as required, as long as can heat be provided, its top first pipeline 413 is connected with the top of heavy oil disengagement chamber 402, thus is directed in heavy oil disengagement chamber 402 by oil water mixture complete for preheating.
Heavy oil disengagement chamber 402, top is connected with the top of heated chamber 401 by the first pipeline 413, bottom is provided with opening, opening part is provided with application valve body, open when the weight of application valve body oil water mixture in heavy oil disengagement chamber 402 exceedes predetermined weight, and oil water mixture weigh less than predetermined weight time close.So can work as heavy oil ratio in heavy oil disengagement chamber 402 higher time, discharged by opening by heavy oil, equipment is also provided with heavy oil outlet, and heavy oil outlet is connected with heavy oil discharge pipe 423.
Light oil disengagement chamber 403, be connected with the top of heavy oil disengagement chamber 402 by the second pipeline 424, and there is the oil export 431 being arranged on top and the water out 432 being arranged on bottom, ball float 433 is also provided with in lightweight disengagement chamber, first transmission mechanism 434, hydraulic fluid port valve block, second transmission mechanism 436 and mouth of a river valve block (not shown), ball float 433 responds to the position of oil water surface, and float when oil water surface exceedes critical value and close oil export 431 by the first transmission mechanism 434 control port valve block, simultaneously ball float 433 also controls mouth of a river valve block by the second transmission mechanism 436 and to fetch boiling water outlet 432.Particularly, ball float 433 specifically utilizes law of buoyancy and designs, when ball float 433 is complete or larger volume is in water, density due to now water is greater than the density of light oil, therefore ball float 433 can be subject to larger buoyancy and present the trend of floating, the position at this floating trend place is above-mentioned pointed critical localisation.Due to the rising of ball float 433, it represents the water surface and goes up, and so closes oil export 431 on the one hand by the drive of ball float 433, and outlet 432 of fetching boiling water on the other hand, namely the water avoiding liquid level to go up flows out from oil export 431, and allows water flow out from water out 432 simultaneously, thus reduces the liquid level of water.Particularly, in the present embodiment, light oil disengagement chamber 403 is set to 3, thus plays further by effect of water-oil separating; Certainly, when practical operation, can select concrete number according to actual needs, namely quantitatively this case is not specifically limited.
Like this, first heated by the 412 pairs of oil water mixtures of the heating arrangements in heated chamber 401, thus allow oil water mixture trend towards liquid state as far as possible; Then be directed in heavy oil disengagement chamber 402 by the first pipeline 413, oil water mixture can carry out layering because of the effect of gravity in heavy oil disengagement chamber 402, and namely heavy oil can be positioned at bottom, and light oil and water level are in top.
When the oil water mixture in heavy oil disengagement chamber 402 exceedes predetermined weight, control valve cognition in its underpart is opened and is allowed the heavy oil of bottom flow out; Once heavy oil disengagement chamber 402 oil water mixture weigh less than predetermined weight, application valve body can be closed again, namely achieves the effect be separated from oil water mixture by heavy oil; Then can enter in light oil disengagement chamber 403 by the second pipeline 424 for light oil and water, second pipeline 424 is also arranged on the top of heavy oil disengagement chamber 402, and under the automatic control of ball float 433, oil and water are discharged respectively by oil export 431 and water out 432.
So, achieve separating heavy oil, light oil and water once, thus there is the high feature for the treatment of effeciency; Heated chamber 401 adopts bottom in and top out in addition, thus has the high effect of the efficiency of heating surface; And allow oil export 431 be arranged on top and allow water out 432 be arranged on bottom, then water-oil separating can be allowed more thorough, namely there is effect that separative efficiency is high.
Figure 11 is another embodiment of the first oil water separator, first oil water separator 400 ' is an enclosing square casing 451, casing 451 left upper end is provided with profit general import 411, receive the oil water mixture from oil residue separating apparatus 2000, some dividing plates are provided with in casing 451, wherein on upper spacer 455 two side that is fixed on casing 451 and roof, the profit entered can only be circulated from the space below upper spacer, lower clapboard 456 and upper spacer 455 parallel interval one segment distance are fixed on the two side of casing 451, narrower gap 458 is had between lower clapboard 456 lower end and casing 451 diapire, and above lower clapboard 456 and between casing 451 roof, have wider gap, upper and lower baffle interval distribution, make the profit of heat(ing) coil 452 heating of installing in casing in tank body 451 along current downflow on the capable bend pipe of U, profit is separated gradually, middle part is water, top is the oil of lightweight, the black oil of below for depositing gradually, black oil is flowed in the bottom-right heavy oil discharge pipe 423 of casing 451 by the gap, below 458 of lower clapboard and discharges.
On dividing plate, fix multiple automatic discharge device 460 near right side in casing 451, comprise ball float 461, slide bar 462, connecting rod 463, water collection pipe 464, oily collecting pipe 465.Slide bar 463 is a vertical member, and upper and lower two ends are fixed on dividing plate.Ball float 461 can freely up and down be enclosed within slide bar 462 slidably.Connecting rod 463 is the step rod member be connected to form by a horizon bar by upper and lower two vertical rods, the lower vertical rod of connecting rod 463 can freely up and down be enclosed within slide bar 463 slidably, the below of ball float, be connected with the entrance cover plate control piece of water collection pipe 464 below lower vertical rod, be connected with the entrance cover plate control piece of oily collecting pipe 465 above upper vertical rod, water collection pipe 464, oily collecting pipe 465 are fixed on dividing plate, and the oil export 431 be communicated with above casing 451 and water out 432.
Particularly, ball float 461 specifically utilizes law of buoyancy and designs, when ball float 461 is complete or larger volume is in water, density due to now water is greater than the density of light oil, therefore ball float 461 can be subject to larger buoyancy and present the trend of floating, the position at this floating trend place is critical localisation; Due to the rising of ball float 461, it represents the water surface and goes up, connecting rod 463 also floats simultaneously, the entrance cover plate control piece of oily collecting pipe 465 is driven to close oily collecting pipe 465, drive the entrance cover plate control piece open water collecting pipe 464 of water collection pipe 464 simultaneously, namely the water avoiding liquid level to go up flows out from oil export 431, and allows water flow out from water out 432 simultaneously, thus reduces the liquid level of water.Due to the decline of ball float 461, it represents the water surface and declines, connecting rod 463 also declines simultaneously, the entrance cover plate control piece of oily collecting pipe 465 is driven to open oily collecting pipe 465, drive the entrance cover plate control piece of water collection pipe 464 to close water collection pipe 464 simultaneously, namely avoid oil to flow out from water out 432, allow oil flow out from oil export 432 simultaneously.Particularly, in the present embodiment, automatic discharge device 460 is set to 5, thus plays further by effect of water-oil separating; Certainly, when practical operation, can select concrete number according to actual needs, namely quantitatively this case is not specifically limited.
Second oil water separator 500 is existing cyclone separator, different by centrifugal force, further oil-water separation.Second oil water separator 500 entrance is communicated with the oil export 431 of the first oil water separator 400, for being further separated isolated oil in the first oil water separator 400.Oil slick after separation is discharged from oil-out, for recycling.Second oil water separator 500 is optional, can use together with the first oil water separator 400, also only can use the first oil water separator 400.
Disclosed embodiment is the preferred embodiment of oil water separator above, can select any other suitable oil water separator, as long as can reach final separating effect.
As shown in Figure 1, surface in oil storage tank is residual a large amount of oil slick usually, water injected in oil storage tank by the present invention before collection sediment, because oil slick is lighter than water, can float on the surface, directly extracted out by suction channel, be transported in the first oil water separator, carry out water-oil separating together with oil isolated from sediment.The oil slick cleaning on such surface processes the faster cleaner of removing together than being mixed into sediment.The heavy slag of oil slick after separation, sewage and oil-containing hands over owner's process.
The nonrestrictive description according to inventive embodiment describing the present invention property, but should be understood that when not departing from relevant scope defined by the claims, those skilled in the art can make and changing and/or amendment.

Claims (10)

1. one kind for clearing up the system being separated sediment in storage tank, comprise a sludge collection device and an oil residue separating apparatus, it is characterized in that, this sludge collection device can move in this storage tank, for collecting the mixture of the bottom sludge and water in this storage tank, then by efferent duct, the mixture of this bottom sludge and water is exported in this storage tank; This oil residue separating apparatus comprises an oil residue separator, this oil residue separator has a tank body and is arranged on the oil-residue separator structure in this tank body, this tank body there is the charging aperture be connected with this sludge collection device efferent duct, also have an oil drain out and a slag-drip opening, this oil-residue separator structure is used for the mixture of this bottom sludge and water entered from this charging aperture to be separated into oil and slag, discharges respectively from this oil drain out and this slag-drip opening.
2. according to claim 1 for clearing up the system being separated sediment in storage tank, it is characterized in that, this oil-residue separator structure of this oil residue separator comprises the horizontal separator being arranged on middle part in a screw conveyer device above this tank interior and this tank body, this screw conveyer device comprises and is rotatably installed in screw-conveyer-shaft in this tank body and is enclosed within the auger cover cylinder of this screw-conveyer-shaft extenal fixation in inner tank wall, this auger sleeve is communicated with this charging aperture of this tank body, this auger sleeve is porous sieve bucket, the outlet of this auger sleeve is communicated with this slag-drip opening of this tank body, this oil residue separator also comprises pans and a suspension cylinder, these pans are fixed on the middle part in this tank body, the bottom of these pans is communicated with a heavy oil outlet of this tank body, this suspension cylinder can be arranged in this pans open top with fluctuating, its upper end is uncovered, collect the oil leached in this auger sleeve, this tank base is flowed directly to from the light oil of the uncovered overflow in this upper end, the bottom of this suspension cylinder is provided with a heavy oil discharger, this suspension cylinder upper end is fixed on this tank body, can move up and down according to own wt.
3. according to claim 1 and 2 for clearing up the system being separated sediment in storage tank, it is characterized in that, this oil residue separating apparatus also comprises a sludge and carries oily slag drying machine, this sludge is carried oily slag drying machine and is comprised a sludge hold-down mechanism, the housing of this sludge hold-down mechanism has a slag inlet, an oil-out and a slag-drip opening, this slag inlet is communicated with this slag-drip opening of oil residue separator tank body, the dregs of fat entered from slag inlet extrude and are separated into oil and slag by this sludge hold-down mechanism further, discharge respectively from this oil-out and this slag-drip opening.
4. according to claim 3 for clearing up the system being separated sediment in storage tank, it is characterized in that, this sludge hold-down mechanism that this sludge carries oily slag drying machine comprises the reciprocating Composite Piston Skirt of energy controlled by an actuating unit, this housing of this sludge hold-down mechanism is separated into a feed cavity and and compresses chamber by this Composite Piston Skirt, there is in this Composite Piston Skirt an one-way conduction mechanism, make the dregs of fat can only enter this compression chamber from this feed cavity, this slag inlet of this housing is communicated with this feed cavity, this oil-out is communicated with this compression chamber with this slag-drip opening, this sludge is carried oily slag drying machine and is also had automatic clinker-removing device, automatic control opens and closes this slag-drip opening.
5. according to claim 3 for clearing up the system being separated sediment in storage tank, it is characterized in that, also oily-water seperating equipment is comprised for clearing up the system being separated sediment in storage tank, this oily-water seperating equipment comprises one first oil water separator, this first oil water separator is suspension separator, comprise one and there is a profit import, one oil export, the casing of one water out and heavy oil outlet, the oil water mixture of discharging from this oil drain out of this tank body of this oil residue separator enters the oil water mixture of this casing through this profit import of this first oil water separator, light oil is separated into by heating and static suspension, sewage and heavy oil, respectively through this oil export, this water out and the outlet of this heavy oil are discharged.
6. according to claim 5 for clearing up the system being separated sediment in storage tank, it is characterized in that, this oily-water seperating equipment also comprises one second oil water separator, this second oil water separator is cyclone separator, and the entrance of this second oil water separator is communicated with this oil export of this first oil water separator.
7. according to claim 5 for clearing up the system being separated sediment in storage tank, it is characterized in that, this casing of this first oil water separator comprises a heated chamber, one heavy oil disengagement chamber and a light oil disengagement chamber, be communicated with this heavy oil disengagement chamber with this heated chamber of this profit inlet communication of this casing, this heavy oil disengagement chamber upper end is communicated with this light oil disengagement chamber, be provided with heavy oil discharger below this heavy oil disengagement chamber and with this heavy oil outlet of this casing, this oil export of this casing is communicated with this light oil disengagement chamber with this water out, in this light oil disengagement chamber, at least one float ball controller is installed, when the ball float of this float ball controller is higher than critical localisation, open this water out and close this oil export, when this ball float is lower than this critical localisation, open this oil export and close this water out.
8. according to claim 5 for clearing up the system being separated sediment in storage tank, it is characterized in that, in this casing of this first oil water separator, from this profit import to this oil export, this water out and the outlet of this heavy oil, spacing is provided with upper spacer and lower clapboard, profit is guided to flow along U-shaped path, this casing is provided with heater near this profit import, is provided with near the outlet of this oil export, this water out and this heavy oil at least one float ball controller be fixed on dividing plate; This heavy oil that the black oil of precipitation is flowed to below this casing by the gap below this lower clapboard exports.
9. according to claim 5 for clearing up the system being separated sediment in storage tank, it is characterized in that, also comprise one by the pipeline of this profit inlet communication of this storage tank and this first oil water separator, directly oil supernatant on water in this storage tank is transported in this first oil water separator.
10. according to claim 5 for clearing up the system being separated sediment in storage tank, it is characterized in that, this the first oil water separator is integrally provided in the below of this oil drain out of this tank body of this oil residue separator, utilizes gravity to allow this oil water mixture flow in this first oil water separator.
CN201410147917.4A 2014-04-15 2014-04-15 For clearing up the system being separated sediment in storage tank Active CN103920695B (en)

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CN105689361B (en) * 2016-03-08 2018-05-15 福建省迅达石化工程有限公司 By the organogenous sediment and water device separated with inorganic sediment in the dregs of fat that deposit
CN109499145B (en) * 2019-01-11 2023-09-29 郑州碧兴环保科技有限公司 Device for efficiently removing impurities in sewage

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CN201921743U (en) * 2011-01-18 2011-08-10 泉州市泉港迅达石化设备安装有限公司 Oil residue separation device
CN202343005U (en) * 2011-12-09 2012-07-25 泉州市泉港迅达石化设备安装有限公司 Machine for carrying out oil extraction and sludge drying on sludge of oil products
CN203778477U (en) * 2014-04-15 2014-08-20 福建省迅达石化工程有限公司 System for cleaning and separating sediments in storage tank

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Publication number Priority date Publication date Assignee Title
JPH11279326A (en) * 1998-03-30 1999-10-12 Bio Oriented Technol Res Advancement Inst Waste plastic continuous treating apparatus
CN2425053Y (en) * 2000-03-07 2001-03-28 吴培森 Automatic dehydrator with filtering, top slag-removing oil-storage tank
CN201921743U (en) * 2011-01-18 2011-08-10 泉州市泉港迅达石化设备安装有限公司 Oil residue separation device
CN202343005U (en) * 2011-12-09 2012-07-25 泉州市泉港迅达石化设备安装有限公司 Machine for carrying out oil extraction and sludge drying on sludge of oil products
CN203778477U (en) * 2014-04-15 2014-08-20 福建省迅达石化工程有限公司 System for cleaning and separating sediments in storage tank

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