CN105819660A - Oil-containing sludge separating apparatus - Google Patents
Oil-containing sludge separating apparatus Download PDFInfo
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- CN105819660A CN105819660A CN201510609212.4A CN201510609212A CN105819660A CN 105819660 A CN105819660 A CN 105819660A CN 201510609212 A CN201510609212 A CN 201510609212A CN 105819660 A CN105819660 A CN 105819660A
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- oily sludge
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Abstract
The invention provides an oil-containing sludge separating apparatus. The oil-containing sludge separating apparatus comprises a cyclone separator and an oil-sludge separating unit with an enclosed cavity, wherein the oil-sludge separating unit is provided with a jet orifice, a feed inlet and a discharge outlet; oil-containing sludge enters the enclosed cavity via the feed inlet, and oil, water and solid residues in the oil-containing sludge are separated under the action of high-temperature high-speed gas entering the enclosed cavity from the jet orifice; the discharge outlet of the oil-sludge separating unit is connected with the cyclone separator used for collecting and discharging the solid residues in the oil-containing sludge; a residue discharge outlet of the cyclone separator is connected with a screw conveyer; the screw conveyer comprises a conveyer pipe and a screw conveying shaft arranged in the conveyer pipe; and the interior of the wall of the conveyer pipe and/or the interior of the screw conveying shaft is provided with a hollow cooling water passageway. The oil-containing sludge separating apparatus provided by the invention can cool the solid residues in the oil-containing sludge, prevents spontaneous combustion of the solid residues and enables the operation of the whole apparatus to be safer and more stable.
Description
Technical field
The present invention relates to petroleum sludge processing technology field, in particular it relates to a kind of oily sludge separation equipment.
Background technology
Oily sludge be oil exploitation, transport, refine and during oily waste water treatment produce oily solid sludge.In oily sludge, general oil content is 2～50%, and moisture content is 40～99%, in China's oil chemical industries, produces 800,000 tons of tank bottoms mud, pond bed muds every year on average.Oil in oily sludge refers to various Organic substance, also includes multiple poisonous and harmful, is difficult to biodegradable material.If not being acted upon, to environment, and our quality of life can be had a strong impact on.
China has carried out contained Mud Treatment Technology, active protection oilfield environment in each oil field, but the process to oily sludge is also only limitted to simply reclaiming of crude oil, and excess sludge not yet obtains harmless treatment requirement.So, the effectively process for oily sludge is always one of Environment protection of oil field major issue with sustainable development.
Optional processing method for the process of oily sludge has multiple, and wherein overheat steam jetting treatment technology increasingly receives publicity with its significant process effect.The operation principle of overheat steam jetting treatment technology: the superheated steam (more than 500 DEG C) produced by superthermal stove, through special ejector with two Mach velocity (> 1000m/s) ejection, with greasy filth granule head-on crash, under high temperature and the most produced Impulse, the oil adsorbing or comprising in greasy filth is divided and steams with moisture moment, complete mummification and the oil removing of greasy filth.
In above-mentioned processing method, the oily sludge after high temperature and high speed gas injection processes is transported in cyclone separator, is divided by oil and separates with solid residue with moisture, and solid residue is collected in cyclone separator and periodically discharges.Owing to solid residue is when high temperature and high pressure gas injection processes, heat exchange occurring with it, therefore, the temperature of solid residue is the highest.In order to avoid solid residue occurs dieseling after discharge process or discharge, in discharge process, need solid residue is carried out cooling process, meanwhile, should also be avoided solid residue and be collected in cyclone separator generation dieseling.
In view of this, the special proposition present invention.
Summary of the invention
In order to solve the problems referred to above, the invention provides a kind of oily sludge separation equipment, not only there is significant disposal of oily sludge effect, and stable, specifically, have employed following technical scheme:
A kind of oily sludge separation equipment, including cyclone separator and the oil-sludge separation device with closing chamber, jet is set in oil-sludge separation device, charging aperture and discharging opening, oily sludge is entered by charging aperture to be closed in chamber, under the effect of the high temperature and high speed gas entered by jet, realize oil point in oily sludge, moisture and the separation of solid residue, the discharging opening of oil-sludge separation device is connected to collect and discharge the cyclone separator of solid residue in oily sludge, the slag-drip opening of described cyclone separator connects conveying worm, conveying worm includes conveying pipe and the screw conveyor shaft being disposed therein, internal and/or screw conveyor shaft the inside of tube wall of described conveying pipe has the cooling water path of hollow.
Further, the tube wall of described conveying pipe includes the inner and outer wall in tubular structure, and the closed at both ends of inner and outer wall connects, and between inner and outer wall, hollow forms the first cooling water path；The tube wall two ends of described conveying pipe are respectively provided with the first water inlet and first outlet of connection the first cooling water path.
Further, the first described water inlet includes multiple, and the tube wall circumferential direction respectively along conveying pipe is arranged.
Further, axially arranging multiple deflection plate between the inner and outer wall of described conveying pipe, two adjacent deflection plates are crisscross arranged in the circumferential, and the first cooling water path is divided into the multistage being interconnected by deflection plate.
Further, the inside of described screw conveyor shaft has the hollow channel arranged along axis, and to form the second cooling water path, the two ends of screw conveyor shaft arrange the first water inlet and the second outlet being respectively communicated with the second cooling water path.
Further, described cyclone separator includes at least two, having a primary cyclone and a final stage cyclone separator, be sequentially connected in series remaining cyclone separator between primary cyclone and final stage cyclone separator, primary cyclone connects oil-sludge separation device；And/or, each cyclone separator is connected with oil-sludge separation device respectively.
Further, described cyclone separator includes a primary cyclone and a final stage cyclone separator, the discharging opening of the entrance connection oil-sludge separation device of described primary cyclone, the entrance of air outlet connection final stage cyclone separator；The slag-drip opening of described primary cyclone all connects the charging aperture of conveying worm with the slag-drip opening of final stage cyclone separator.
Further, also including oil water separator, the air outlet of described final stage cyclone separator connects oil water separator；Or the air outlet of each described cyclone separator being connected with oil-sludge separation device respectively connects oil water separator respectively.
Further, the connecting pipeline between described oil-sludge separation device and cyclone separator is provided for access the nitrogen inlet of nitrogen, or nitrogen is accessed in the porch of the cyclone separator being connected with oil-sludge separation device.
Further, also include that oil water separator, described cyclone separator air outlet connect oil water separator；Described oil water separator includes oil-water separation tank, is connected between the outlet of oil-water separation tank with conveying pipe and/or the cooling water path of screw conveyor shaft.
The disposal of oily sludge equipment of the present invention, oily sludge uses the mode that high temperature and high speed gas injection processes, obvious processing effect, and processing cost is low.Simultaneously, the solid residue in oily sludge after the process of the present invention is discharged by conveying worm, it is respectively provided with cooling water path in the conveying pipe of conveying worm and screw conveyor shaft, cooling water is passed in cooling water path and is circulated, cool down during conveying solid substance residue and heat exchange occurs between water and solid residue, thus realize cooling-down effect, it is to avoid there is dieseling in solid residue in course of conveying, whole equipment runs more safety and stability.
Additionally, the disposal of oily sludge equipment of the present invention adds nitrogen envelope system, specifically by the puff prot of oil-sludge separation device is passed through nitrogen or nitrogen can be passed through by the air intake vent of cyclone separator, thus reduce the oxygen content in processing equipment, even starvation, thus avoid solid residue and dieseling occurs in cyclone separator.
In a word, the disposal of oily sludge equipment of the present invention can carry out cooling process to the solid residue in the oily sludge after processing, it is to avoid it occurs dieseling so that whole equipment runs more safety and stability.
Accompanying drawing explanation
The cyclone separator of Fig. 1 present invention and the front view of conveying worm assembling；
The cyclone separator of Fig. 2 present invention and the left view of conveying worm assembling；
The structural representation of the conveying worm of Fig. 3 present invention；
The cross-sectional view of the conveying worm of Fig. 4 present invention；
The axial section of the conveying worm of Fig. 5 present invention；
The system flow chart of Fig. 6 present invention；
The front view of the spiral feeder of Fig. 7 present invention；
The left view of the spiral feeder of Fig. 8 present invention；
The structural representation of one embodiment of the spiral feeder of Fig. 9 present invention；
The structural representation of the another embodiment of the spiral feeder of Figure 10 present invention；
The structural representation of the another embodiment of the spiral feeder of Figure 11 present invention；
The front view of the oil-sludge separation device of Figure 12 present invention；
The right view of the oil-sludge separation device of Figure 13 present invention.
nullLabel declaration in accompanying drawing: 100-feeding warehouse 200-spiral feeder 201-driving means 202-the first screw conveyor shaft 203-the first travelling gear 204-the second travelling gear 205-power transmission shaft 206-the first bevel gear 207-the second bevel gear 208-the second screw conveyor shaft 209-second carries pipe 210-first and carries pipe 211-amplification section 212-maintenance door 213-dodge gate 214-elastic device 300-oil-sludge separation device 301-jet 401-entrance pipe 402-air outlet pipeline 403-the first cyclone separator 404-the second cyclone separator 405-slag-drip opening 406-collecting bin 500-conveying worm 501-driving motor 502-conveying pipe 503-the first cooling water path 504-screw conveyor shaft 505-the second cooling water path 506-the first outlet 507-the first water inlet 508-deflection plate 600-superthermal stove 700-recycling can.
Detailed description of the invention
Below in conjunction with the accompanying drawings a kind of oily sludge separation equipment of the present invention is described in detail:
nullSuch as Fig. 6、Shown in Fig. 1 and Fig. 2，A kind of oily sludge separation equipment，Including cyclone separator and the oil-sludge separation device 300 with closing chamber，In oil-sludge separation device 300, jet is set、Charging aperture and discharging opening，Oily sludge is entered by charging aperture and closes in chamber，Under the effect of the high temperature and high speed gas entered by jet，Realize oil point in oily sludge、Moisture and the separation of solid residue，The discharging opening of oil-sludge separation device is connected to collect and discharge the cyclone separator of solid residue in oily sludge，The slag-drip opening of described cyclone separator connects conveying worm 500，Conveying worm 500 includes the screw conveyor shaft 504 carrying pipe 502 and being disposed therein，Internal and/or screw conveyor shaft 504 the inside of tube wall of described conveying pipe 502 has the cooling water path of hollow.
The disposal of oily sludge equipment of the present invention, oily sludge uses the mode that high temperature and high speed gas injection processes, obvious processing effect, and processing cost is low.
The solid residue in oily sludge after the process of the present invention is discharged by conveying worm 500, the screw conveyor shaft 504 of conveying worm 500 is driving being rotated by of motor 501, realizes solid residue conveying in conveying pipe 502 by the motion of the helical blade on screw conveyor shaft 504.It is respectively provided with cooling water path in the conveying pipe 502 of conveying worm 500 and screw conveyor shaft 504, cooling water is passed in cooling water path and is circulated, cool down during conveying solid substance residue and heat exchange occurs between water and solid residue, thus realize cooling-down effect, avoiding solid residue that dieseling occurs in course of conveying, whole equipment runs more safety and stability.
Specifically, in order to realize the spiral conveying tube 502 cooling to solid residue, as it is shown on figure 3, the tube wall of conveying pipe 502 includes the inner and outer wall in tubular structure, the closed at both ends of inner and outer wall connects, and between inner and outer wall, hollow forms the first cooling water path 503；The tube wall two ends of described conveying pipe 502 are respectively provided with the first water inlet 507 and the first outlet 506 of connection the first cooling water path 503.All having cooling water path on the whole circumference tube wall of the conveying pipe 502 of the present invention, this makes the whole internal chamber carrying pipe 502 all in the encirclement of cooling water path, increases the contact area of heat exchange, has more preferable cooling effect.
First water inlet 507 of the present invention and the first outlet 506 arrange and should arrange according to the direction of conveying worm conveying solid substance residue, i.e. first water inlet 507 is arranged at the arrival end of conveying worm, first outlet 506 is arranged at the port of export of conveying worm, being passed through cooling water to the first water inlet 507, cooling water is discharged by the first outlet 506 after carrying out heat exchange with solid residue in the tube wall of conveying pipe 502.
Further, since the internal diameter of conveying pipe 502 is bigger so that the lateral cross section of the first cooling water path 503 is relatively big, and axial length is longer, and the first water inlet 507 only arranges the side of conveying pipe 502 so that water inlet area is much smaller than circulation area.When being passed through cooling water, it is possible to " short stream " phenomenon, i.e. current can be occurred can not to be full of the whole lateral cross section of the first cooling water path 503, and cooling water forms " water column " together and circulates in the first cooling water path 503.In order to solve this problem, present invention employs the following two kinds technical scheme:
(1), the first water inlet 507 includes multiple, respectively along the tube wall circumferential direction setting of conveying pipe 502.So can increase into water area so that the cooling water of entrance is distributed in the whole lateral cross section of the first cooling water path 503 as far as possible, it is to avoid " short stream " phenomenon.
(2) as shown in Figures 4 and 5, between the inner and outer wall of conveying pipe 502, multiple deflection plate 508 is axially set, two adjacent deflection plates 508 are crisscross arranged in the circumferential, and the first cooling water path 503 is divided into the multistage being interconnected by deflection plate 508.
The deflection plate 508 of the present invention is by the reduced cross-sectional of the first cooling water path 503, first cooling water path 503 is divided into the multistage being interconnected simultaneously, make, when being passed through cooling water, to enter full water by each section of the first cooling water path 503 successively, thus avoid " short stream " phenomenon.
The inside of the screw conveyor shaft 504 of the present invention has the hollow channel arranged along axis, and to form the second cooling water path 505, the two ends of screw conveyor shaft 504 arrange the second water inlet and the second outlet being respectively communicated with the second cooling water path 505.
The cyclone separator of the present invention includes at least two, there is a primary cyclone and a final stage cyclone separator, remaining cyclone separator it is sequentially connected in series between primary cyclone and final stage cyclone separator, primary cyclone connects oil-sludge separation device, so step by step the solid residue in oily sludge can be separated, there is more preferable solid residue separating effect；Or, each cyclone separator is connected with oil-sludge separation device respectively, can process more oily sludge simultaneously, improves the efficiency that solid residue separates；Again or, described cyclone separator uses the mode of Hybrid connections, i.e. has the many groups of cyclone separator being connected in parallel to each other, serial communication between each group；Not only there is more preferable solid residue separating effect, and there is bigger disposal of oily sludge amount.
Specifically, the cyclone separator of the present invention includes a primary cyclone and a final stage cyclone separator, the discharging opening of the entrance connection oil-sludge separation device of described primary cyclone, the entrance of air outlet connection final stage cyclone separator；The slag-drip opening of described primary cyclone all connects the charging aperture of conveying worm 500 with the slag-drip opening of final stage cyclone separator.The oily sludge processed through oil-sludge separation device 300 is introduced into primary cyclone and carries out primary stage solids residue separation, then enter back into final stage cyclone separator and carry out further solid residue separation, farthest the solid residue in oily sludge can be separated, improve the effect that solid residue separates.
A kind of oily sludge separation equipment of the present invention, also includes oil water separator, and the air outlet of described final stage cyclone separator connects oil water separator；Or the air outlet of each described cyclone separator being connected with oil-sludge separation device respectively connects oil water separator respectively, so can farthest will separate containing the solid residue in mud, it is to avoid affect the normal work of oil water separator.
Another embodiment of the invention, as shown in Figures 1 and 2, the cyclone separator of the present invention includes the first cyclone separator 403 and the second cyclone separator 404 being set up in parallel, the entrance of the first cyclone separator 403 and the second cyclone separator 404 is communicated to same entrance pipe 401, entrance pipe 401 connects the discharging opening of oil-sludge separation device 300, the air outlet of the first cyclone separator 403 and the second cyclone separator 404 is all communicated to same air outlet pipeline 402, air outlet pipeline 402 is communicated to oil water separator, first cyclone separator 403 connects same collecting bin 406 with the slag-drip opening of the second cyclone separator 404, the charging aperture of collecting bin connection conveying worm.The set-up mode of this cyclone separator, adds oil-sludge treatment amount, and over all Integration Du Genggao, easily facilitates assembling.
In order to ensure the overall tightness of disposal of oily sludge equipment of the present invention, the collecting bin 406 of the cyclone separator of the present invention is the most normally opened, but periodically turns on.In solid residue is collected in collecting bin 406, it can also happen that dieseling, therefore, the connecting pipeline between described oil-sludge separation device and cyclone separator is provided for access the nitrogen inlet of nitrogen, or nitrogen is accessed in the porch of the cyclone separator being connected with oil-sludge separation device.So, reduce the content of oxygen in cyclone separator, even can make whole equipment starvation, thus avoid solid residue that dieseling occurs in collecting bin 406.
The access port of the nitrogen envelope system of the disposal of oily sludge equipment of the present invention can be also the jet of oil-sludge separation device, specifically, the air inlet pipeline of the jet connection high temperature and high speed gas of described oil-sludge separation device, described air inlet pipeline is provided for access the nitrogen inlet of nitrogen.
The oil water separator 500 of the present invention includes oil-water separation tank, is connected between the outlet of oil-water separation tank with conveying pipe 502 and/or the cooling water path of screw conveyor shaft 504.Owing in oily sludge, the oil of gaseous state divides and realizes being condensed into liquid in oil water separator with moisture, and separate, therefore there is in oil water separator 500 substantial amounts of circulating condensing water.Owing to condensation water quantity is big, the condensate temperature being finally collected in oil-water separation tank is the highest, minimum be passed in the cooling water path of conveying worm by such condensed water up to about 40 DEG C, use further, improves its utilization ratio.
It addition, for the normal discharge not affecting oil-water separation tank condensed water, on original pipeline, the road pipeline that picks out in parallel is in the cooling water path of conveying worm.
The jet of the oil-sludge separation device 300 of the present invention connects superthermal stove 600, superthermal stove 600 provide high-temperature gas for it.The charging aperture of oil-sludge separation device 300 connects feeding warehouse 100 by spiral feeder 200, heats pending oily sludge raw material, process in spiral feeder 200 is delivered to oil-sludge separation device 300 in feeding warehouse 100.The outlet of the conveying worm 500 of the present invention is connected to deposit the recycling can 700 of solid residue.
The work process of the disposal of oily sludge equipment of the present invention is:
(1) with superthermal stove 600 by superheated steam more than steam heating to 500 DEG C；Mainly utilizing superheated steam (500 DEG C 700 DEG C), all process energy of processing procedure all obtain from superheated steam；
(2) being sprayed to oily sludge by jet 301, the speed of the superheated steam of its jet 301 ejection reaches 2 Mach, and moment collides with oily sludge, and oily sludge is ground into fine particle；
(3) moisture in oily sludge and oil point flash evapn distillation；
(4) moisture is separated with solid residue by cyclone separator 400 with oil point；
(5) moisture and oil point are lowered the temperature by Water spray, liquefaction；
(6) moisture after liquefaction is separated by the gun barrel of oil water separator 500 with oil point, heat exchange tube bank it is provided with in gun barrel, this heat exchange tube bank is copper circulating cooling water coil, carries out the moisture after heat exchange makes liquefaction and oil point is lowered the temperature, and oil point reclaims in liquid form.
The operating power source of the disposal of oily sludge equipment of the present invention uses steam, processes with a small amount of energy, does not use chemical drugs and biologics, do not produce waste gas, not pollute air, and integral device volume is little, and simple in construction is easy to maintenance.
The operating power source of the present invention it be also possible to use heat smoke.
Embodiment one
As shown in Figures 7 and 8, a kind of spiral feeder of the present embodiment, the the first conveying pipe 210 including driving means 201, being arranged in a mutually vertical manner and the second conveying pipe 209, in first conveying pipe 210, the first screw conveyor shaft 202 is set, in second conveying pipe 209, the second screw conveyor shaft 208 is set, the first described screw conveyor shaft 202 is directly connected to driving means 201, second screw conveyor shaft 208 connects driving means 201 by drive mechanism, and drive mechanism is arranged on the first conveying pipe 210 and outside of the second conveying pipe 210.
First conveying pipe 210 of the spiral feeder of the present embodiment is horizontally disposed with, second conveying pipe 209 is vertically arranged, oily sludge carries out horizontal feed by the first screw conveyor shaft 202 in the first conveying pipe 210, after oily sludge is delivered to the second conveying pipe 209, vertically carried by the second screw conveyor shaft 208, enter finally into the oil-sludge separation device in cylindrical tank to process, it is achieved thereby that oily sludge is delivered in oil-sludge separation device along vertical direction.
First screw conveyor shaft 202 of the spiral feeder of the present embodiment and the second screw conveyor shaft 208 are driven by same driving means 201, save a set of driving means, decrease energy consumption to a certain extent.
Additionally, from the composition of oily sludge, if if the drive mechanism of the second screw conveyor shaft 208 is arranged on conveying pipe inside, the uncertainty of oily sludge composition is likely to cause the unstability of transmission, therefore, the drive mechanism of second screw conveyor shaft 208 of the present embodiment is arranged on the first conveying pipe 210 and outside of the second conveying pipe 209, and the transmission of the second screw conveyor shaft 208 will not be impacted, work the most stable by the conveying of the oily sludge within the second screw conveyor shaft 208.
First screw conveyor shaft 202 of the present embodiment and the second screw conveyor shaft 208 are pivot structure, it is provided with helical blade on the excircle of pivot structure, pivot structure is during rotating, and helical blade constantly advances oily sludge to travel forward, thus realizes the conveying of oily sludge.
In order to realize the second screw conveyor shaft 208 and the first screw conveyor shaft 202 shares a driving means 201, and realize the ex-ternal transmission of the second screw conveyor shaft 208, specifically:
The drive mechanism of the present embodiment includes power transmission shaft the 205, first gear mechanism and the second gear mechanism, power transmission shaft 205 is parallel to the first screw conveyor shaft 202 and arranges, one end of power transmission shaft 205 is in transmission connection by the first gear mechanism and the first screw conveyor shaft 202, and the other end of power transmission shaft 205 is in transmission connection by the second gear mechanism and the second screw conveyor shaft 208.
The power transmission shaft 205 of the present embodiment achieves and is transferred on the second screw conveyor shaft 202 by the rotational power of the first screw conveyor shaft 202, and power transmission shaft 205 is arranged on the first conveying pipe 210 and outside of the second conveying pipe 209, and outer end with the first screw conveyor shaft 202 and the second screw conveyor shaft 208 is connected respectively, it is achieved thereby that the drive mechanism of the second screw conveyor shaft 208 to be arranged the technical purpose of outside.
It is respectively adopted gear drive between power transmission shaft 205 and first screw conveyor shaft 202, second screw conveyor shaft 208 of the present embodiment, is not only simple in structure, and stable transmission.
First gear mechanism of the present embodiment is cylindrical gear drive, owing to be arrangeding in parallel between power transmission shaft 205 and first conveying axis 202 of the present embodiment, the rotational power of the first screw conveyor shaft 202 is transferred in rotary shaft 205 by the mode therefore using cylindrical gear drive, it is not only simple in structure, and stable transmission.
First gear mechanism includes the first travelling gear 203 and the second travelling gear 204, first travelling gear 203 is fixedly mounted on the first screw conveyor shaft 202 and stretches out the one end outside the first conveying pipe 210, by the power transmission of the first screw conveyor shaft 202 to the first travelling gear 203；First travelling gear 203 and the second travelling gear 204 external toothing transmission, power transmission is given the second travelling gear 204 by the first travelling gear 203；Second travelling gear 204 is fixedly mounted on power transmission shaft 205, by the rotational power transmission of the second travelling gear 204 to power transmission shaft 205.
The present embodiment the first gear mechanism realizes the power transmission to power transmission shaft 205 of first screw conveyor shaft 202, also according to the conveying capacity of the first conveying pipe 210 and the second conveying pipe 209, the rotating speed of the first screw conveyor shaft 202 and the second screw conveyor shaft 208 can be designed, it is only necessary to the gear ratio changed between the first travelling gear 203 and the second travelling gear 204 can realize.
Such as, the length of general the first described conveying pipe 210 is more than the length of the second conveying pipe 209, and the described gear ratio between the first travelling gear 203 and the second travelling gear 204 is less than 1, it is preferable that be 0.5～1.So can realize the acceleration of the second screw conveyor shaft 208, preferably to adapt to the conveying capacity of the first conveying pipe 210.
The present embodiment the second gear mechanism be conical gear drive, owing to the feature of bevel gear transmission is to change the direction of transmission, because the power transmission shaft of the present embodiment 205 is to be vertically arranged with the second screw conveyor shaft 208, so using conical gear drive can realize that the power that power transmission shaft 205 horizontally rotates passes to the second screw conveyor shaft 208 become the power of vertically rotation.
Second gear mechanism includes the first bevel gear 206 and the second bevel gear 207, and the first bevel gear 206 is fixedly mounted on power transmission shaft 205, by the power transmission of power transmission shaft 205 to the first bevel gear 206；Power transmission is given the second bevel gear 207 by the first bevel gear 206, and the second bevel gear 207 is fixedly mounted on the second screw conveyor shaft 208 and stretches out the one end outside the second conveying pipe 209, gives the second screw conveyor shaft 208 by the rotational power transmission of the second bevel gear 207.
It addition, second gear mechanism of the present embodiment also may select Worm and worm-wheel gearing.
The first conveying pipe 210 of the present embodiment and the second conveying pipe 209 are arranged in a mutually vertical manner, and by due to the uncertainty of oily sludge composition, when it is delivered to the junction of the first conveying pipe 210 and the second conveying pipe 209, owing to the conveying to the first screw conveyor shaft 202 that turns to of the second screw conveyor shaft 208 causes certain obstruction, therefore, " putty " phenomenon likely occur in this junction, in order to solve this problem, the present embodiment have employed following technical scheme:
Scheme one, as it is shown in figure 9, first conveying pipe 210 one end of the present embodiment has amplification section 211, the internal diameter amplifying section 211 is gradually increased, and the large diameter end amplifying section 211 connects the second conveying pipe 210.
The present embodiment is by arranging amplification section 211 at the conveying end of the first conveying pipe 210, when making oily sludge arrive this amplification section 211, pressure reduces, the horizontal direction of the second screw conveyor shaft 208 is hindered power to reduce by oily sludge, it is more beneficial for the second screw conveyor shaft 208 to be transported away in time by oily sludge, it is to avoid " putty " phenomenon occurs.
Scheme two, this programme improves on the basis of scheme one further, as shown in Figure 10, amplifies and offers opening on the diapire of section 211, opening is installed the dodge gate 213 can opened/close；Being provided with elastic device 214 on the first described conveying pipe 210, the other end of elastic device 214 connects dodge gate 213, and dodge gate 213 remains turned-off under the resilient force of elastic device 214.
Remain turned-off under the dodge gate 213 of the present embodiment resilient force by elastic device 214 under normal circumstances, thus ensure that the conveying of oily sludge, and once there is " putty " phenomenon, " putty " can oppress dodge gate 213, along with increasing the weight of of " putty " situation, the pressure of " putty " can overcome the elastic force of elastic device 214, open dodge gate 213, the oily sludge simultaneously blocked is discharged by the opening of dodge gate, during until " putty " phenomenon eliminates or alleviates, the elastic force of elastic device 214 makes dodge gate 213 automatically reset, to guarantee that oily sludge normally carries.
In order to avoid the leakage of oily sludge, the dodge gate of the present embodiment is correspondingly arranged the container for holding oily sludge for 213 times.
The elastic device 214 of the present embodiment is preferably compression spring, and the coefficient of elasticity of compression spring is relatively big, and in normal conditions, compression spring is in compressive state, enabling keep dodge gate 213 to close.
It addition, this programme is equally applicable to the first conveying pipe 210 terminal part arranges the situation amplifying section 211.
Scheme three, as shown in figure 11, opening is offered in one end that the first conveying pipe 210 of the present embodiment is connected with the second conveying pipe 209, and opening is installed the maintenance door 212 can opened/close.
The maintenance door 212 of the present embodiment is arranged on the top of the first conveying pipe 210, when " putty " situation of generation, opens maintenance door 212 and overhauls, to overcome " putty " phenomenon.
Scheme four, the diapire of one end that the first conveying pipe 210 of the present embodiment is connected with the second conveying pipe 209 is arranged diagonally downward.So so that oily sludge, when being delivered to both junctions, is preferably discharged to the second conveying pipe 210, it is to avoid " putty " phenomenon occurs.
As shown in FIG. 12 and 13, the oily sludge separation equipment of a kind of spiral feeder having described in above-mentioned any one of the present embodiment, including the feeding warehouse 100 being sequentially connected with, spiral feeder and oil-sludge separation device 300, described oil-sludge separation device is the cylindrical tank closed, the tangential direction of cylindrical tank is provided for the jet 301 that high temperature and high speed gas enters, on described cylindrical tank, charging aperture is set, charging aperture is arranged on the exit of jet 301, and the centerline direction being perpendicular to jet 301 and cylindrical tank is arranged, second conveying pipe 210 of spiral feeder is arranged on this charging aperture.
The oily sludge separation equipment of the present embodiment, first conveying pipe 210 of spiral feeder is horizontally disposed with, second conveying pipe 209 is vertically arranged, oily sludge carries out horizontal feed by the first screw conveyor shaft 202 in the first conveying pipe 210, after oily sludge is delivered to the second conveying pipe 209, vertically carried by the second screw conveyor shaft 208, enter finally into the oil-sludge separation device in cylindrical tank to process, it is achieved thereby that oily sludge is delivered in oil-sludge separation device along vertical direction.
The above is only the preferred embodiment of the present embodiment, not the present embodiment is made any pro forma restriction, although the present embodiment is disclosed above with preferred embodiment, but it is not limited to the present embodiment, any it is familiar with the technical staff of this patent in the range of without departing from the present embodiment technical scheme, when the technology contents of available above-mentioned prompting is made a little change or is modified to the Equivalent embodiments of equivalent variations, in every case it is the content without departing from the present embodiment technical scheme, any simple modification above example made according to the technical spirit of the present embodiment, equivalent variations and modification, all still fall within the range of the present embodiment scheme.
Claims (10)
- null1. an oily sludge separation equipment，Including cyclone separator and the oil-sludge separation device with closing chamber，Jet is set in oil-sludge separation device、Charging aperture and discharging opening，Oily sludge is entered by charging aperture and closes in chamber，Under the effect of the high temperature and high speed gas entered by jet，Realize oil point in oily sludge、Moisture and the separation of solid residue，The discharging opening of oil-sludge separation device is connected to collect and discharge the cyclone separator of solid residue in oily sludge，It is characterized in that，The slag-drip opening of described cyclone separator connects conveying worm (500)，Conveying worm (500) includes conveying pipe (502) and the screw conveyor shaft (504) being disposed therein，Internal and/or screw conveyor shaft (504) the inside of the tube wall of described conveying pipe (502) has the cooling water path of hollow.
- A kind of oily sludge separation equipment the most according to claim 1, it is characterized in that, the tube wall of described conveying pipe (502) includes the inner and outer wall in tubular structure, the closed at both ends of inner and outer wall connects, and between inner and outer wall, hollow forms the first cooling water path (503)；The tube wall two ends of described conveying pipe (502) are respectively provided with the first water inlet and first outlet of connection the first cooling water path (503).
- A kind of oily sludge separation equipment the most according to claim 2, it is characterised in that the first described water inlet includes multiple, the tube wall circumferential direction respectively along conveying pipe (502) is arranged.
- A kind of oily sludge separation equipment the most according to claim 2, it is characterized in that, between the inner and outer wall of described conveying pipe (502), multiple deflection plate (508) is axially set, two adjacent deflection plates (508) are crisscross arranged in the circumferential, and the first cooling water path (503) is divided into the multistage being interconnected by deflection plate (508).
- A kind of oily sludge separation equipment the most according to claim 1, it is characterized in that, the inside of described screw conveyor shaft (504) has the hollow channel arranged along axis, to form the second cooling water path (505), the two ends of screw conveyor shaft (504) arrange the second water inlet and the second outlet being respectively communicated with the second cooling water path (505).
- A kind of oily sludge separation equipment the most according to claim 1, it is characterized in that, described cyclone separator includes at least two, there is a primary cyclone and a final stage cyclone separator, being sequentially connected in series remaining cyclone separator between primary cyclone and final stage cyclone separator, primary cyclone connects oil-sludge separation device；And/or, each cyclone separator is connected with oil-sludge separation device respectively.
- A kind of oily sludge separation equipment the most according to claim 6, it is characterized in that, described cyclone separator includes a primary cyclone and a final stage cyclone separator, the discharging opening of the entrance connection oil-sludge separation device of described primary cyclone, the entrance of air outlet connection final stage cyclone separator；The slag-drip opening of described primary cyclone all connects the charging aperture of conveying worm (500) with the slag-drip opening of final stage cyclone separator.
- 8., according to a kind of oily sludge separation equipment described in claim 6 or 7, it is characterised in that also include oil water separator, the air outlet of described final stage cyclone separator connects oil water separator；Or the air outlet of each described cyclone separator being connected with oil-sludge separation device respectively connects oil water separator respectively.
- 9. according to a kind of oily sludge separation equipment described in claim 6 or 7, it is characterized in that, it is provided for accessing the nitrogen inlet of nitrogen on connecting pipeline between described oil-sludge separation device and cyclone separator, or nitrogen is accessed in the porch of the cyclone separator being connected with oil-sludge separation device.
- A kind of oily sludge separation equipment the most according to claim 1, it is characterised in that also include that oil water separator, described cyclone separator air outlet connect oil water separator；Described oil water separator includes oil-water separation tank, is connected between the outlet of oil-water separation tank with conveying pipe (502) and/or the cooling water path of screw conveyor shaft (504).
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| CN108726831A (en) * | 2018-04-14 | 2018-11-02 | 苏州碧千里环保科技有限公司 | A kind of greasy filth pyrolysis recovery and processing system and its processing method |
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