CN115651693A - Device for recovering shale oil from oil shale - Google Patents
Device for recovering shale oil from oil shale Download PDFInfo
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- CN115651693A CN115651693A CN202211323460.9A CN202211323460A CN115651693A CN 115651693 A CN115651693 A CN 115651693A CN 202211323460 A CN202211323460 A CN 202211323460A CN 115651693 A CN115651693 A CN 115651693A
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- 239000004058 oil shale Substances 0.000 title claims abstract description 73
- 239000003079 shale oil Substances 0.000 title claims abstract description 29
- 239000002699 waste material Substances 0.000 claims abstract description 94
- 239000002994 raw material Substances 0.000 claims abstract description 39
- 238000003756 stirring Methods 0.000 claims description 16
- 239000002893 slag Substances 0.000 claims description 14
- 238000007789 sealing Methods 0.000 claims description 7
- 230000001360 synchronised effect Effects 0.000 claims description 6
- 238000003860 storage Methods 0.000 claims description 5
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 238000004064 recycling Methods 0.000 claims description 2
- 238000004519 manufacturing process Methods 0.000 abstract description 7
- 238000010438 heat treatment Methods 0.000 abstract description 6
- 238000011084 recovery Methods 0.000 abstract description 3
- 239000007789 gas Substances 0.000 description 13
- 239000003921 oil Substances 0.000 description 13
- 239000000126 substance Substances 0.000 description 8
- 239000002910 solid waste Substances 0.000 description 7
- 238000001914 filtration Methods 0.000 description 6
- 238000005553 drilling Methods 0.000 description 4
- 239000003245 coal Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000000926 separation method Methods 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 238000004821 distillation Methods 0.000 description 2
- 229910052500 inorganic mineral Inorganic materials 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 239000011707 mineral Substances 0.000 description 2
- 238000000197 pyrolysis Methods 0.000 description 2
- 238000012216 screening Methods 0.000 description 2
- 239000010865 sewage Substances 0.000 description 2
- 230000007306 turnover Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000002734 clay mineral Substances 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 239000010779 crude oil Substances 0.000 description 1
- 239000002283 diesel fuel Substances 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 239000000295 fuel oil Substances 0.000 description 1
- 239000003502 gasoline Substances 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 239000010813 municipal solid waste Substances 0.000 description 1
- 239000003345 natural gas Substances 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
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Abstract
The invention discloses a device for recovering shale oil from oil shale, and relates to the technical field of shale oil recovery equipment. According to the invention, by arranging the preheating mechanism and the automatic turning mechanism, after waste residues containing a large amount of heat in the retort body enter the interior of the waste residue box, the oil shale raw materials entering the preheating shell are preheated by the preheating mechanism, then the waste residues in the waste residue box are turned by the automatic turning mechanism, so that the contact between the waste residues and air is increased, and the oil shale raw materials accumulated in the preheating shell are preheated by the preheating mechanism and the automatic turning mechanism, so that the oil shale raw materials entering the retort body have certain heat, the heating time of the retort body on the oil shale raw materials is shortened, and the production efficiency of shale oil is improved.
Description
Technical Field
The invention relates to the technical field of shale oil recovery equipment, in particular to a device for recovering shale oil from oil shale.
Background
Oil shale belongs to unconventional oil and gas resources, is listed as a very important alternative energy source in the 21 st century by the feasibility of resource enrichment and development and utilization, and is a non-renewable fossil energy source like petroleum, natural gas and coal. The oil shale is a high-ash sedimentary rock containing combustible organic matters, the main difference between the oil shale and coal is that the ash content exceeds 40 percent, the main difference between the oil shale and carbonaceous shale is that the oil content is more than 3.5 percent, the oil shale can be subjected to low-temperature dry distillation to obtain shale oil, and the shale oil is similar to crude oil and can be prepared into gasoline, diesel oil or used as fuel oil. The oil shale is mostly brown mudstone-shaped in appearance, and the relative density of the oil shale is 1.4-2.7. Mineral substances in the oil shale are often uniformly and finely mixed with organic matters, and the mineral separation is difficult to be carried out by a common coal separation method. Oil shale, which contains a large amount of clay minerals, tends to form significant platelets.
Chinese patent document CN112845520A discloses a method for recovering and utilizing oil-based solid waste generated by shale gas drilling, which specifically comprises the following steps: firstly, all the oil-based solid waste garbage generated by shale gas drilling are classified in a centralized manner, unrecoverable dry substances are placed together, substances containing water sources are stacked together, and all the oil-based solid waste generated by shale gas drilling are classified according to the properties of different substances; nS2, filtering oil-based solid waste generated by shale gas drilling through filtering equipment, completely filtering water in a substance containing a water source through a plurality of filter plates, completely selecting substances with reproducibility in a dry substance through screening equipment, sending the screened solid waste and sewage into a filtering treatment facility, performing targeted filtration on the substances, cleaning the used filtering equipment and the used screening equipment, and removing stains and impurities attached to the surface of the solid waste and the sewage; nS3, a method for treating solid waste; the technology of a shale oil recovery device is not specifically given in the document, meanwhile, in the process of producing shale oil, the existing oil shale generally heats an oil shale raw material through a retort furnace firstly, so that the oil shale is decomposed to generate gas, and then the gas exhausted from the retort furnace is condensed through external condensing equipment, so that the function of recovering shale oil is realized.
Disclosure of Invention
The invention aims to: in order to solve the problem that the temperature of the oil shale entering the interior of the retort is low, a device for recovering shale oil from the oil shale is provided.
In order to achieve the purpose, the invention provides the following technical scheme: a device for recovering shale oil from oil shale comprises a retort body, wherein the top end of the retort body is fixedly connected with a preheating shell, a discharge opening of the preheating shell is connected with a feed opening of the retort body, the top end of the preheating shell is fixedly connected with a storage hopper, a preheating mechanism extending to a slag discharge opening of the retort body is arranged inside the preheating shell and used for recycling heat generated by slag discharge, and the preheating mechanism comprises a waste residue box fixedly connected to the slag discharge opening of the retort body;
preheating the inside oil shale raw materials that enter into the preheating shell through preheating the mechanism, then turn the inside waste residue of waste residue box through automatic mechanism of turning to this increases the contact of waste residue and air, turn the mechanism through preheating and turn automatically and preheat piling up the inside oil shale raw materials of preheating the shell, make the oil shale raw materials itself that enters into retort body inside have certain heat with this, thereby make the retort body reduce oil shale raw materials heating time, and then improved the production efficiency to the shale oil.
The inside of waste residue box is provided with and extends to preheat the inside automatic mechanism that turns of shell, be used for right the inside waste residue of waste residue box turns.
As a still further scheme of the invention: preheating mechanism still includes fixed connection and is in the inside filter screen of waste residue box, one end case of waste residue box has the lid, the first pipe of waste residue box top air outlet department fixedly connected with, the bottom of first pipe with preheat the air inlet department fixed connection of shell, preheat one side outer wall of shell and pass through bolt assembly fixedly connected with driving motor, driving motor's output is connected with first pivot pole, the one end of first pivot pole run through to preheat the inside fixedly connected with fourth bevel gear of shell, preheat the inside fixedly connected with toper filter screen fill of shell, the inside of preheating the shell is located the below of toper filter screen fill is provided with gathers the wind shell, the outer wall fixedly connected with of gathering the wind shell with fourth bevel gear engaged with second taper ring, the bottom fixedly connected with connecting block of second taper ring, gather the inside equidistance fixedly connected with a plurality of fan blades of wind shell, the outer wall of first pivot pole be provided with run through to preheat the inside of shell and be located the stirring subassembly of toper filter screen fill top, it is used for right to stir the oil that the toper filter screen fill top was piled up stirs, and preheat the waste residue box and preheat the inside of waste residue box and be provided with the intermittent type exhaust to the waste oil waste residue box, the inside of preheating is provided with the intermittent type waste residue box.
As a still further scheme of the invention: stir and preheat the subassembly and connect including rotating preheat the first seat that rotates on shell top, first rotation seat bottom runs through extremely preheat the inside fixedly connected with turnover rod of shell, just the laminating of turnover rod is in the top of toper filter screen fill, the top fixedly connected with dead lever of toper filter screen fill, preheat the top fixedly connected with connection shell of shell, first rotation seat in the inside of connection shell, the first awl ring of outer wall fixedly connected with of first rotation seat, the inboard of connecting the shell is rotated and is connected with the second dwang, just the one end fixedly connected with of second dwang with the first bevel gear of first awl ring meshing, the other end of second dwang run through to a synchronizing wheel of the outer wall fixedly connected with of connection shell, the synchronizing wheel is provided with two, another synchronizing wheel fixed connection be in the outer wall of first dwang, two the hold-in range is installed to the outer wall of synchronizing wheel.
As a still further scheme of the invention: the top end of the preheating shell is provided with a first rotating groove matched with the first rotating seat, and the first bevel gear ring is rotatably connected with the preheating shell through the first rotating seat.
As a still further scheme of the invention: the stirring preheating assembly further comprises a second guide pipe fixedly connected to an air inlet of the connecting shell, the other end of the second guide pipe is fixedly connected to an air outlet of the first guide pipe, a fan blade shaft is rotatably connected to the inside of the connecting shell and located below the second guide pipe, a second bevel gear meshed with the first bevel gear is fixedly connected to the bottom end of the fan blade shaft, a first through hole communicated with the inside of the turning rod is formed in the top end of the first rotating seat, and a plurality of second through holes penetrating through the turning rod to the top end are formed in the turning rod.
The oil shale raw materials inside the preheating shell are fully preheated through the matching of the parts, so that the oil shale raw materials inside the retort body have certain heat, the heating time of the retort body on the oil shale raw materials is shortened, and the production efficiency of shale oil is improved.
As a still further scheme of the invention: the turning rod is internally of a hollow structure, the first through hole is communicated with the hollow structure in the turning rod, and the second through hole is communicated with the hollow structure in the turning rod.
As a still further scheme of the invention: the exhaust subassembly include with waste residue box air inlet department fixed connection's third pipe, the other end fixedly connected with fourth pipe of third pipe, the other end of fourth pipe with preheat the air outlet department fixed connection of shell, the internally mounted of fourth pipe has sealed valve block, the outer wall fixedly connected with third dwang of sealed valve block, the one end of third dwang run through to the inside fixedly connected with third bevel gear of connecting the shell, the top fixedly connected with of first dwang with the bevel gear that third bevel gear meshed mutually, the torsional spring is installed to the outer wall of third dwang, the one end of torsional spring is installed the outer wall of fourth pipe.
As a still further scheme of the invention: the outer wall of the fourth guide pipe and the outer wall of the third rotating rod are provided with clamping grooves matched with the torsion springs, two ends of each torsion spring are installed inside the clamping grooves respectively, and the outer wall of the bevel rack is fixedly connected with a plurality of bevel teeth meshed with the third bevel gears.
As a still further scheme of the invention: the automatic mechanism that turns is connected including rotating the inside third dwang of first pipe, the top of third dwang extends to preheat the inside fixedly connected with straight-teeth gear of shell, the inside of preheating the shell is rotated and is connected with the second and rotates the seat, the second rotate the top fixedly connected with of seat with straight-teeth gear engaged with straight-teeth gear ring, the top of straight-teeth gear ring pass through bolt assembly with connecting block fixed connection, the bottom of third dwang extends to the half straight-teeth gear of inside fixedly connected with of waste residue box, the setting of waste residue box inside top is located the outer wall of half straight-teeth gear is provided with the U-shaped rack, the both sides outer wall fixedly connected with slider of U-shaped rack, just the slider with waste residue box sliding connection, the first push rod of bottom fixedly connected with of U-shaped rack, one side outer wall fixedly connected with second push rod of first push rod.
Through the continuous rotation of half straight-tooth gear, and then drive first push rod and second push rod and carry out reciprocating motion in the inside of the waste residue box, stir the accumulational waste residue in filter screen top to this avoids the waste residue to pile up in one department, thereby has improved the radiating efficiency of waste residue, and then has improved the efficiency that oil shale preheats.
As a still further scheme of the invention: the equal fixedly connected with stopper of both sides outer wall of slider, the top of waste residue box seted up with the spacing spout of stopper assorted, the slider pass through both sides outer wall fixed connection the stopper with waste residue box sliding connection, the inboard of U-shaped rack be provided with two sets ofly with half straight-tooth gear engaged with trapezoidal latch, it is two sets of trapezoidal latch symmetry sets up the inboard of U-shaped rack.
Compared with the prior art, the invention has the beneficial effects that:
1. by arranging the preheating mechanism and the automatic turning mechanism, after waste residues containing a large amount of heat in the retort body enter the interior of the waste residue box, the preheating mechanism preheats oil shale raw materials entering the preheating shell, then the automatic turning mechanism turns the waste residues in the waste residue box, so that the contact between the waste residues and air is increased, the preheating mechanism and the automatic turning mechanism preheat the oil shale raw materials accumulated in the preheating shell, so that the oil shale raw materials entering the retort body have certain heat, the heating time of the retort body on the oil shale raw materials is shortened, and the production efficiency of shale oil is improved;
2. by arranging the preheating mechanism, after waste residues in the retort body enter the waste residue box, the output end of the driving motor drives the first rotating rod to drive the fourth bevel gear to rotate, and further drives the second conical toothed ring to drive the wind gathering shell to rotate, the wind gathering shell rotates to drive the plurality of fan blades to rotate, so that wind is sucked into the preheating shell, and further wind is sucked into the waste residue box through the first guide pipe, heat generated by the waste residues in the waste residue box is sucked into the preheating shell through air, and is blown into the top end of the conical filter screen bucket through the fan blades, oil shale raw materials stacked at the top end of the conical filter screen bucket are preheated, the oil shale raw materials stacked at the top end of the conical filter screen bucket are turned over by turning the preheating assembly, the oil shale raw materials are preheated, the internal gas of the preheating shell is intermittently discharged into the waste residue box through the exhaust assembly, so that the heat can stay in the preheating shell for a long time, the oil shale raw materials in the preheating shell are fully preheated through the matching of a plurality of parts, and the oil shale raw materials entering the retort body have a certain heat, thereby improving the oil shale production efficiency of the oil shale;
3. through setting up the automatic mechanism that turns, drive second bevel gear ring and pass through the connecting block and drive the straight-toothed ring and rotate when fourth bevel gear is rotatory, the straight-toothed ring rotates through the second and rotates the seat, and then drive straight-toothed gear drive third dwang and rotate, it rotates to drive half straight-toothed gear when the third dwang is rotatory, when half straight-toothed gear outer wall latch contacts with a set of trapezoidal latch of U-shaped rack inboard, drive U-shaped rack and carry out lateral shifting through the slider inside the waste residue box, and then drive first push rod and second push rod and carry out lateral shifting inside the waste residue box, when half straight-toothed gear outer wall latch and a set of trapezoidal latch separation, half straight-toothed gear continues to rotate and contacts with another set of trapezoidal latch, drive U-shaped rack resets through the slider, and then drive first push rod and second push rod and reset, constantly rotate through half straight-toothed gear, and then drive first push rod and second push rod and carry out reciprocating motion inside the waste residue box, stir the accumulational waste residue in top, thereby avoid piling up in a department, thereby the radiating efficiency of waste residue is improved, and the efficiency of oil preheating is improved.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a cross-sectional view of a coupling housing of the present invention;
FIG. 3 is an enlarged view taken at A of FIG. 2 in accordance with the present invention;
FIG. 4 is an enlarged view of the invention at B of FIG. 2;
FIG. 5 is a schematic view of the internal structure of the preheating shell of the present invention;
FIG. 6 is an enlarged view of the invention at C of FIG. 5;
FIG. 7 is a cross-sectional view of a preheating housing of the present invention;
FIG. 8 is a cross-sectional view of a slag box of the present invention
FIG. 9 is a schematic view of a partial structure of the automatic flipping mechanism of the present invention;
FIG. 10 is a cross-sectional view of a fourth catheter in accordance with the present invention;
FIG. 11 is a partial structural view of the preheating mechanism of the present invention;
FIG. 12 is a cross-sectional view of the trip lever of the present invention.
In the figure: 1. a retort furnace body; 2. a storage hopper; 3. a preheating mechanism; 301. a waste residue box; 302. a box cover; 303. a first conduit; 304. a second conduit; 305. a drive motor; 306. a first rotating lever; 307. a synchronizing wheel; 308. a synchronous belt; 309. a second rotating lever; 310. a connecting shell; 311. a third conduit; 312. a first bevel ring; 313. a first rotating base; 314. a first through hole; 315. a first bevel gear; 316. a second bevel gear; 317. a fan blade shaft; 318. a third rotating rod; 319. a third bevel gear; 320. a torsion spring; 321. a bevel rack; 322. a fourth conduit; 323. a wind gathering shell; 324. a second conical ring gear; 325. a conical strainer funnel; 326. a fourth bevel gear; 327. connecting blocks; 328. turning over a rod; 329. fixing the rod; 330. a fan blade; 331. a filter screen; 332. sealing the valve plate; 333. a second through hole; 4. preheating the shell; 5. an automatic turning mechanism; 501. a second rotating base; 502. a straight gear ring; 503. a third rotating rod; 504. a spur gear; 505. a first push rod; 506. a half spur gear; 507. a U-shaped rack; 508. a second push rod; 509. a slide block.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art. The following describes an embodiment of the present invention based on its overall structure.
Referring to fig. 1 to 12, in an embodiment of the present invention, an apparatus for recovering shale oil from oil shale includes a retort body 1, a preheating shell 4 is fixedly connected to a top end of the retort body 1, a discharge port of the preheating shell 4 is connected to a feed port of the retort body 1, a storage hopper 2 is fixedly connected to a top end of the preheating shell 4, a preheating mechanism 3 extending to a slag discharge port of the retort body 1 is disposed inside the preheating shell 4, and is configured to recycle heat generated by slag discharge, and the preheating mechanism 3 includes a slag box 301 fixedly connected to the slag discharge port of the retort body 1;
the inside of the waste residue box 301 is provided with an automatic turning mechanism 5 extending into the preheating shell 4 for turning the waste residue inside the waste residue box 301.
In this embodiment: the storage hopper 2 is provided with the relief valve below, the top of gas retort body 1 is provided with the feed valve, after the raw materials enter into preheating shell 4 inside, close the relief valve, after the inside waste residue that contains a large amount of heats of gas retort body 1 enters into waste residue box 301 inside, preheat the inside oil shale raw materials that enter into preheating shell 4 through preheating mechanism 3, then turn through the inside waste residue of automatic mechanism 5 that turns of waste residue box 301, with this increase the contact of waste residue and air, preheat the inside oil shale raw materials of piling up preheating shell 4 through preheating mechanism 3 and automatic mechanism 5 that turns over, with this make the oil shale raw materials itself that enters into gas retort body 1 inside have certain heat, thereby make gas retort body 1 reduce the oil shale raw materials heat time, and then improved the production efficiency to the shale oil.
Please refer to fig. 1 to 12, the preheating mechanism 3 further includes a filter screen 331 fixedly connected to the inside of the waste residue box 301, one end of the waste residue box 301 has a box cover 302, an air outlet at the top end of the waste residue box 301 is fixedly connected with a first conduit 303, the bottom end of the first conduit 303 is fixedly connected to an air inlet of the preheating shell 4, the outer wall of one side of the preheating shell 4 is fixedly connected with a driving motor 305 through a bolt assembly, the output end of the driving motor 305 is connected with a first rotating rod 306, one end of the first rotating rod 306 penetrates through the inside of the preheating shell 4 and is fixedly connected with a fourth bevel gear 326, the inside of the preheating shell 4 is fixedly connected with a conical filter screen funnel 325, the inside of the preheating shell 4 is provided with a wind gathering shell 323 below the conical filter screen funnel 325, the outer wall of the wind gathering shell 323 is fixedly connected with a second bevel gear ring 324 engaged with the fourth bevel gear 326, the bottom end of the second bevel gear ring 324 is fixedly connected with a connecting block 327, the inside of the wind gathering shell 323 is fixedly connected with a plurality of fan blades 330 at equal intervals, the outer wall of the first rotating rod 306 is provided with a stirring component which penetrates through the inside of the preheating shell 4 and is positioned above the conical filter screen funnel 325 and is used for stirring the top end of the conical filter screen funnel stirring component for stirring the waste residue box to preheat raw material, and the waste residue box, the raw material of the waste residue box 301, the waste residue box is provided with an intermittent preheating shell, the raw material for preheating shell, the raw material preheating shell 301.
In this embodiment: firstly, after waste residue inside retort body 1 enters waste residue box 301, driving motor 305 is started, driving first rotating rod 306 is driven by the output end of driving motor 305 to drive fourth bevel gear 326 to rotate, and then second bevel gear ring 324 is driven to drive wind gathering shell 323 to rotate, wind gathering shell 323 rotates to drive a plurality of fan blades 330 to rotate, thereby sucking wind inside preheating shell 4, and then sucking wind inside waste residue box 301 through first conduit 303, heat generated by waste residue inside waste residue box 301 is sucked inside preheating shell 4 through air, and is blown into the top end of conical filter screen bucket 325 through fan blades 330, preheat the oil shale raw material piled on the top end of conical filter screen bucket 325, stir the oil shale raw material piled on the top end of conical filter screen bucket 325 through stirring the preheating component, and preheat the oil shale raw material, preheat the inside gas intermittent type discharge inside preheating shell 4 into the inside waste residue box 301 through the exhaust component, so that the heat can stay for a long time inside preheating shell 4, realize that the function of preheating the oil shale raw material inside preheating shell 4 is fully stirred through the cooperation of a plurality of parts, thereby the oil shale raw material heating furnace body 1 has certain dry distillation oil heating efficiency, thereby the oil raw material is improved, and the oil retort raw material production efficiency is improved.
Referring to fig. 1 to 12, the preheating assembly includes a first rotating base 313 rotatably connected to the top end of the preheating housing 4, a turning rod 328 is fixedly connected to the bottom end of the first rotating base 313 and penetrates through the preheating housing 4, the turning rod 328 is attached to the top end of the conical filter screen bucket 325, a fixing rod 329 is fixedly connected to the top end of the conical filter screen bucket 325, the top end of the preheating housing 4 is fixedly connected to the connecting housing 310, the first rotating base 313 is located inside the connecting housing 310, the outer wall of the first rotating base 313 is fixedly connected to the first conical ring 312, the inner side of the connecting housing 310 is rotatably connected to the second rotating rod 309, one end of the second rotating rod 309 is fixedly connected to the first conical ring 312, the other end of the second rotating rod 309 penetrates through the outer wall of the connecting housing 310 and is fixedly connected to one synchronizing wheel 307, the other synchronizing wheel 307 is fixedly connected to the outer wall of the first rotating rod 306, the outer walls of the two synchronizing wheels 307 are provided with a synchronizing belt 308, the top end of the preheating housing 4 is provided with a first rotating groove 317 matching with the first rotating base 313, the first rotating base is fixedly connected to the inner wall of the preheating housing 310, the first rotating shaft 304, the second rotating shaft is connected to the preheating housing 310, the preheating assembly is provided with a hollow guiding pipe 316, the preheating housing 304, the preheating housing 310, the guiding pipe 316 is provided with the first rotating shaft 310, the first through hole 314 communicates with the hollow structure inside the tap rod 328, and the second through hole 333 communicates with the hollow structure inside the tap rod 328.
In this embodiment: the first rotating rod 306 rotates while driving the outer wall synchronizing wheel 307 to rotate, and then the driving synchronous belt 308 drives the second rotating rod 309 to rotate through another synchronizing wheel 307, the second rotating rod 309 drives the first bevel gear 315 to rotate, thereby driving the first bevel gear ring 312 to drive the first rotating seat 313 to rotate, the first rotating seat 313 rotates to drive the plurality of fixing rods 329 to rotate through the turning rod 328, thereby turning over the oil shale stacked inside the conical filter screen bucket 325, thereby enabling the oil shale to be fully contacted with the hot air entering the preheating shell 4, and further accelerating the oil preheating efficiency stacked on the top of the conical filter screen bucket 325, the first bevel gear 315 rotates while driving the second bevel gear 316 to drive the fan blade shaft 317 to rotate, sucking air inside the second guide pipe 304, sucking the hot air entering the first guide pipe 303 into the connecting shell 310, entering the hot air entering the connecting shell 310 through the first through hole 314 into the turning over rod, discharging through the plurality of second through holes 333, and further enabling the hot air entering the inside of the first guide pipe 303 to be sucked into the connecting shell 310, thereby improving the oil shale preheating efficiency of the oil shale by increasing the efficiency of the oil shale distillation and improving the efficiency of the oil shale by increasing the heat of the distillation and the oil shale.
Please refer to fig. 1, 2, 4, and 10, the exhaust assembly includes a third guide tube 311 fixedly connected to an air inlet of the waste residue box 301, the other end of the third guide tube 311 is fixedly connected to a fourth guide tube 322, the other end of the fourth guide tube 322 is fixedly connected to an air outlet of the preheating shell 4, a sealing valve plate 332 is installed inside the fourth guide tube 322, a third rotating rod 318 is fixedly connected to an outer wall of the sealing valve plate 332, one end of the third rotating rod 318 penetrates through the connecting shell 310 and is fixedly connected to a third bevel gear 319, a bevel rack 321 engaged with the third bevel gear 319 is fixedly connected to a top end of the first rotating seat 313, a torsion spring 320 is installed on an outer wall of the third rotating rod 318, one end of the torsion spring 320 is installed on an outer wall of the fourth guide tube 322, a locking groove matched with the torsion spring 320 is formed on an outer wall of the fourth guide tube 322 and an outer wall of the third rotating rod 318, two ends of the torsion spring 320 are respectively installed inside the locking groove, and a plurality of bevel teeth 319 engaged with the third bevel gear 319 are fixedly connected to an outer wall of the bevel rack 321.
In this embodiment: when the outer wall latch of the bevel rack 321 is in contact with the third bevel gear 319, the third bevel gear 319 is driven to drive one end of the torsion spring 320 and the sealing valve plate 332 to rotate through the third rotating rod 318, an exhaust port inside the fourth guide pipe 322 is opened, the torsion spring 320 is twisted, when the exhaust port inside the fourth guide pipe 322 is opened, air inside the preheating shell 4 enters the third guide pipe 311 through the fourth guide pipe 322 and flows back to the inside of the waste residue box 301, when the outer wall latch of the bevel rack 321 is separated from the third bevel gear 319, the torsion spring 320 does not receive external extrusion force and drives the sealing valve plate 332 to reset through the third rotating rod 318, the exhaust port inside the fourth guide pipe 322 is blocked, and air inside the preheating shell 4 is stopped to be exhausted, so that hot air can stay inside the preheating shell 4, oil shale at the top end of the conical filter screen funnel 325 can be preheated for a certain time, and the efficiency of oil shale preheating is improved.
Please refer to fig. 1, 5, 6, 7, 8, and 9, the automatic flipping mechanism 5 includes a third rotating rod 503 rotatably connected to the inside of the first guiding pipe 303, a spur gear 504 is fixedly connected to the top end of the third rotating rod 503 and extends to the inside of the preheating shell 4, a second rotating base 501 is rotatably connected to the inside of the preheating shell 4, a spur gear ring 502 engaged with the spur gear 504 is fixedly connected to the top end of the second rotating base 501, the top end of the spur gear ring 502 is fixedly connected to the connecting block 327 through a bolt assembly, a half-spur gear 506 is fixedly connected to the bottom end of the third rotating rod 503 and extends to the inside of the waste residue box 301, the outer wall that the inside top of waste residue box 301 set up to be located half straight-tooth gear 506 is provided with U-shaped rack 507, the both sides outer wall fixedly connected with slider 509 of U-shaped rack 507, and slider 509 and waste residue box 301 sliding connection, the first push rod 505 of bottom fixedly connected with of U-shaped rack 507, one side outer wall fixedly connected with second push rod 508 of first push rod 505, the equal fixedly connected with stopper of both sides outer wall of slider 509, the spacing spout with stopper assorted is seted up on the top of waste residue box 301, slider 509 passes through both sides outer wall fixedly connected's stopper and waste residue box 301 sliding connection, the inboard of U-shaped rack 507 is provided with two sets of trapezoidal latch that mesh with half straight-tooth gear 506, two sets of trapezoidal latch symmetry set up the inboard at U-shaped rack 507.
In this embodiment: when the fourth bevel gear 326 rotates, the second bevel gear ring 324 is driven to drive the straight gear ring 502 to rotate through the connecting block 327, the straight gear ring 502 rotates through the second rotating seat 501, the spur gear 504 is driven to drive the third rotating rod 503 to rotate, the third rotating rod 503 rotates and simultaneously drives the half-straight gear 506 to rotate, when the outer wall latch of the half-straight gear 506 contacts with a group of trapezoidal latches on the inner side of the U-shaped rack 507, the U-shaped rack 507 is driven to transversely move inside the waste residue box 301 through the slider 509, the first push rod 505 and the second push rod 508 are driven to transversely move inside the waste residue box 301, when the outer wall latch of the half-straight gear 506 is separated from the group of trapezoidal latches, the half-straight gear 506 continues to rotate to contact with another group of trapezoidal latches, the U-shaped rack 507 is driven to reset through the slider 509, the first push rod 505 and the second push rod 508 are driven to reset, the half-straight gear 506 continuously rotates, the first push rod 505 and the second push rod 508 are driven to move inside the waste residue box 301, the top end of the U-shaped rack is shifted, and the waste residue is prevented from being stacked at the top end 331, and the waste residue is preheated, thereby improving the waste residue preheating efficiency.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention are equivalent to or changed within the technical scope of the present invention.
Claims (10)
1. The device for recovering shale oil from oil shale comprises a gas retort body (1) and is characterized in that the top end of the gas retort body (1) is fixedly connected with a preheating shell (4), a discharge port of the preheating shell (4) is connected with a feed port of the gas retort body (1), the top end of the preheating shell (4) is fixedly connected with a storage hopper (2), a preheating mechanism (3) extending to a slag discharge port of the gas retort body (1) is arranged in the preheating shell (4) and used for recycling heat generated by slag discharge, and the preheating mechanism (3) comprises a slag box (301) fixedly connected to the slag discharge port of the gas retort body (1);
the inside of waste residue box (301) is provided with and extends to preheat inside automatic mechanism (5) that turn of shell (4), be used for right waste residue in waste residue box (301) turns.
2. The device for recovering shale oil from oil shale according to claim 1, wherein the preheating mechanism (3) further comprises a filter screen (331) fixedly connected inside the waste residue box (301), one end of the waste residue box (301) is provided with a box cover (302), an air outlet at the top end of the waste residue box (301) is fixedly connected with a first conduit (303), the bottom end of the first conduit (303) is fixedly connected with an air inlet of the preheating shell (4), the outer wall of one side of the preheating shell (4) is fixedly connected with a driving motor (305) through a bolt assembly, the output end of the driving motor (305) is connected with a first rotating rod (306), one end of the first rotating rod (306) penetrates through a fourth bevel gear (326) fixedly connected inside the preheating shell (4), a conical filter screen bucket (325) is fixedly connected inside the preheating shell (4), a wind gathering shell (323) is arranged inside the preheating shell (4) below the conical filter screen bucket (325), the outer wall of the wind gathering shell (323) is fixedly connected with a second conical filter screen bucket (325), a plurality of fan blades (324) which are fixedly connected with a plurality of the first rotating ring (326) which is meshed with the first rotating ring (326), the first rotating blade (323) penetrates through the second fan blade ring (326), the second fan blade ring (324) which is connected with the first rotating ring (323) and the first rotating rod (326) and the first rotating rod (323) which is fixedly connected with the first rotating rod (326) The stirring assembly is arranged above the conical filter screen bucket (325), the stirring preheating assembly is used for stirring oil shale raw materials stacked at the top end of the conical filter screen bucket (325), the oil shale raw materials are preheated, and an exhaust assembly penetrating into the waste residue box (301) is arranged at the top end of the preheating shell (4) and used for intermittently exhausting gas inside the preheating shell (4) into the waste residue box (301).
3. The apparatus for recovering shale oil from oil shale according to claim 2, the toggle preheating assembly comprises a first rotating seat (313) which is rotatably connected with the top end of the preheating shell (4), the bottom end of the first rotating seat (313) penetrates into the preheating shell (4) and is fixedly connected with a turning rod (328), and the turning rod (328) is attached to the top end of the conical filter screen bucket (325), the top end of the conical filter screen bucket (325) is fixedly connected with a fixed rod (329), the top end of the preheating shell (4) is fixedly connected with a connecting shell (310), the first rotating seat (313) is located inside the connection housing (310), the outer wall of the first rotating seat (313) is fixedly connected with a first conical tooth ring (312), the inner side of the connecting shell (310) is rotatably connected with a second rotating rod (309), and one end of the second rotating rod (309) is fixedly connected with a first bevel gear (315) which is meshed with the first bevel gear ring (312), the other end of the second rotating rod (309) penetrates through the outer wall of the connecting shell (310) and is fixedly connected with a synchronizing wheel (307), the synchronous wheels (307) are arranged in two numbers, the other synchronous wheel (307) is fixedly connected to the outer wall of the first rotating rod (306), and a synchronous belt (308) is installed on the outer wall of the two synchronous wheels (307).
4. The apparatus for recovering shale oil from oil shale according to claim 3, wherein a top end of the preheating shell (4) is provided with a first rotating groove matched with the first rotating seat (313), and the first bevel ring (312) is rotatably connected with the preheating shell (4) through the first rotating seat (313).
5. The device for recovering shale oil from oil shale according to claim 3, wherein the toggle preheating assembly further comprises a second conduit (304) fixedly connected to an air inlet of the connecting shell (310), the other end of the second conduit (304) is fixedly connected to an air outlet of the first conduit (303), a fan blade shaft (317) is rotatably connected to the inside of the connecting shell (310), the fan blade shaft (317) is located below the second conduit (304), a second bevel gear (316) engaged with the first bevel gear (315) is fixedly connected to a bottom end of the fan blade shaft (317), a first through hole (314) communicated with the inside of the toggle rod (328) is formed at a top end of the first rotating seat (313), and a plurality of second through holes (333) penetrating to the top end are formed in the toggle rod (328).
6. The apparatus for recovering shale oil from oil shale as claimed in claim 5, wherein an interior of the tap rod (328) is hollow, the first through hole (314) is communicated with the hollow interior of the tap rod (328), and the second through hole (333) is communicated with the hollow interior of the tap rod (328).
7. The device for recovering shale oil from oil shale according to claim 5, wherein the exhaust assembly comprises a third guide pipe (311) fixedly connected with an air inlet of the waste residue box (301), the other end of the third guide pipe (311) is fixedly connected with a fourth guide pipe (322), the other end of the fourth guide pipe (322) is fixedly connected with an air outlet of the preheating shell (4), a sealing valve plate (332) is installed inside the fourth guide pipe (322), the outer wall of the sealing valve plate (332) is fixedly connected with a third rotating rod (318), one end of the third rotating rod (318) penetrates through to the inside of the connecting shell (310) and is fixedly connected with a third bevel gear (319), the top end of the first rotating seat (313) is fixedly connected with a bevel rack (321) engaged with the third bevel gear (319), a torsion spring (320) is installed on the outer wall of the third rotating rod (318), and one end of the torsion spring (320) is installed on the outer wall of the fourth guide pipe (322).
8. The device for recovering shale oil from oil shale according to claim 7, wherein a clamping groove matched with the torsion spring (320) is formed in the outer wall of the fourth guide pipe (322) and the outer wall of the third rotating rod (318), two ends of the torsion spring (320) are respectively installed in the clamping groove, and a plurality of conical teeth meshed with the third conical gear (319) are fixedly connected to the outer wall of the conical rack (321).
9. The device for recovering shale oil from oil shale according to claim 2, wherein the automatic turning mechanism (5) comprises a third rotating rod (503) rotatably connected inside the first conduit (303), the top end of the third rotating rod (503) extends to the straight gear (504) fixedly connected inside the preheating shell (4), the second rotating seat (501) is rotatably connected inside the preheating shell (4), the top end of the second rotating seat (501) is fixedly connected with the straight gear ring (502) meshed with the straight gear (504), the top end of the straight gear ring (502) is fixedly connected with the connecting block (327) through a bolt assembly, the bottom end of the third rotating rod (503) extends to the half straight gear (506) fixedly connected inside the waste slag box (301), the top end inside the waste slag box (301) is provided with a U-shaped rack (507) on the outer wall of the half straight gear (506), the sliding blocks (509) are fixedly connected on the outer walls of two sides of the U-shaped rack (507), the sliding blocks (301) are fixedly connected with the first pushing rod (505), and the first pushing rod (508) is connected with the first pushing rod (505).
10. The device for recovering shale oil from oil shale according to claim 9, wherein the outer walls of two sides of the sliding block (509) are fixedly connected with limiting blocks, the top end of the waste residue box (301) is provided with a limiting sliding chute matched with the limiting blocks, the sliding block (509) is slidably connected with the waste residue box (301) through the limiting blocks fixedly connected with the outer walls of the two sides, the inner side of the U-shaped rack (507) is provided with two sets of trapezoidal latch teeth meshed with the half straight gear (506), and the two sets of trapezoidal latch teeth are symmetrically arranged on the inner side of the U-shaped rack (507).
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| CN202211323460.9A CN115651693B (en) | 2022-10-27 | 2022-10-27 | Device for recovering shale oil from oil shale |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN117431083A (en) * | 2023-11-15 | 2024-01-23 | 中石化胜利油建工程有限公司 | Shale oil dry distillation oil extraction device and process |
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| US3983009A (en) * | 1974-03-25 | 1976-09-28 | Neal David A | Method and apparatus for destructive distillation of solid wastes and recovery of distilled products |
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