CN217796097U - Hydrocracking reactor - Google Patents
Hydrocracking reactor Download PDFInfo
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- CN217796097U CN217796097U CN202221256851.9U CN202221256851U CN217796097U CN 217796097 U CN217796097 U CN 217796097U CN 202221256851 U CN202221256851 U CN 202221256851U CN 217796097 U CN217796097 U CN 217796097U
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Abstract
The utility model discloses a hydrocracking reactor, including the retort, two sets of catalysts of inner wall fixedly connected with of retort, every group the upper end fixedly connected with agitating unit of catalyst, the lower extreme fixedly connected with oil pipe of retort, be provided with first solenoid valve on the oil pipe, first solenoid valve one end fixedly connected with heat transfer case, the one end fixedly connected with outlet pipe of heat transfer case, the inside of heat transfer case is provided with the second evaporimeter, the one end fixedly connected with second connecting pipe of second evaporimeter. Through the first evaporimeter that sets up, can carry out the primary heating to the crude oil in the second heating cabinet, and compressor, third connecting pipe, first evaporimeter, first connecting pipe, second evaporimeter, second connecting pipe, compressor form the circulation between, and the crude oil heat after the hydrogenation in the heat transfer incasement can be absorbed to the second evaporimeter, realizes heat recovery, avoids the outlet pipe to go out the high temperature of hydrogenation crude oil.
Description
Technical Field
The utility model relates to a hydrocracking reactor field especially relates to a hydrocracking reactor.
Background
The hydrocracking industrial apparatus is divided into a one-stage process and a two-stage process according to the function of a reactor. The two-stage process includes two stages of reactors, the first stage is used as hydrofining stage to eliminate nitrogen and sulfide from raw oil. The second stage is a hydrocracking reaction section. The reactor of the one-stage method is only used in parallel with one or more reactors. The technological process of one-stage fixed bed hydrocracking apparatus includes mixing material oil, circulating oil and hydrogen, heating and introducing into reactor.
The reactor is filled with granular catalyst, the reaction product is passed through high-pressure and low-pressure separators to separate liquid product from gas, then the liquid product is distilled in fractionating tower to obtain petroleum fraction product. The cracking depth of the first-stage method is low, and the vacuum wax oil is generally used as a raw material to produce middle distillate oil as a main material. The two-stage process has deep cracking depth and generally mainly produces gasoline.
The existing hydrocracking reactor has certain disadvantages in use, firstly, the existing hydrocracking reactor cannot ensure the sufficient mixing of hydrogen and crude oil, so that the efficiency is reduced, and secondly, the existing hydrocracking reactor has low heat energy utilization rate.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the defects in the prior art and providing a hydrocracking reactor.
In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a hydrocracking reactor, includes the retort, two sets of catalysts of inner wall fixedly connected with of retort, every group the upper end fixedly connected with agitating unit of catalyst, the lower extreme fixedly connected with oil pipe of retort, be provided with first solenoid valve on the oil pipe, first solenoid valve one end fixedly connected with heat transfer case, the one end fixedly connected with outlet pipe of heat transfer case, the inside of heat transfer case is provided with the second evaporimeter, the one end fixedly connected with second connecting pipe of second evaporimeter, the one end fixedly connected with compressor of second connecting pipe, the one end fixedly connected with third connecting pipe of compressor, the first evaporimeter of one end fixedly connected with of third connecting pipe, the first connecting pipe of one end fixedly connected with of first evaporimeter, and first connecting pipe and second evaporimeter fixed connection.
As a further description of the above technical solution:
the inner wall fixedly connected with shower nozzle of retort, the upper end fixedly connected with of shower nozzle advances oil pipe way, advance oil pipe's one end fixedly connected with first heating cabinet, it is provided with the second solenoid valve on the oil pipe way to advance, the one end fixedly connected with controller of first heating cabinet.
As a further description of the above technical solution:
the inner wall fixedly connected with metal block of first heating cabinet, the inside of metal block is provided with the heating pipe, the metal block outside is provided with heating coil, the one end fixedly connected with second heating cabinet of heating pipe, the lower extreme fixedly connected with of second heating cabinet adds oil pipe, and first evaporimeter is located the second heating cabinet.
As a further description of the above technical solution:
every group agitating unit includes the base, and base and catalyst fixed connection, every group one side fixedly connected with fourth connecting pipe of base, the upper end of base is rotated and is connected with the connecting rod, the outer fixed surface of cylinder of connecting rod is connected with six sets of stirring fan blade, every group one side of stirring fan blade is provided with the multiunit spout, and fourth connecting pipe, base, connecting rod, stirring fan blade, spout communicate with each other.
As a further description of the above technical solution:
one end of each of the two groups of fourth connecting pipes is fixedly connected with a hydrogenation pipe, and a third electromagnetic valve is arranged on each group of fourth connecting pipes.
As a further description of the above technical solution:
the inner wall fixedly connected with temperature-sensing ware of retort, the inner wall fixedly connected with pressure-sensing ware of retort.
The utility model discloses following beneficial effect has:
1. the utility model discloses an agitating unit who sets up, the hydrogen that lets in from the hydrogenation pipe can loop through fourth connecting pipe base, connecting rod, stirring fan blade and spout the at last from to promote stirring fan blade and carry out clockwise rotation, thereby make stirring fan blade stir the crude oil in the retort, make hydrogen and crude oil mix abundant, the lifting efficiency.
2. The utility model discloses a first evaporimeter that sets up can carry out the primary heating to the crude oil in the second heating cabinet, and compressor, third connecting pipe, first evaporimeter, first connecting pipe, second evaporimeter, second connecting pipe, compressor, and between the formation circulation, the crude oil heat after the hydrogenation in the heat transfer incasement can be absorbed to the second evaporimeter, realizes heat recovery, avoids the outlet pipe to go out the high temperature of hydrogenation crude oil, reduces the consumption of cooling.
3. The utility model discloses a heating coil that sets up can heat the metal block to crude oil in the heating tube heats, and this kind of heating method rate of heating can be faster, and can be through heating coil electric current size, more makes things convenient for the controlled temperature, can be more environmental protection and easy controlled temperature for other modes with the burning heating.
Drawings
FIG. 1 is a cross-sectional view of a hydrocracking reactor according to the present invention;
FIG. 2 is an enlarged view of A in FIG. 1;
FIG. 3 is an enlarged view of B in FIG. 1;
FIG. 4 is a schematic cross-sectional view of a hydrocracking reactor vessel according to the present invention;
fig. 5 is a perspective view of a hydrocracking reactor stirring device provided by the present invention.
Illustration of the drawings:
an oil inlet pipeline; 2. a reaction tank; 3. a hydrogenation pipe; 4. a first solenoid valve; 5. an oil outlet pipe; 6. an oil filler tube; 7. an outlet pipe; 8. a metal block; 9. a first heating tank; 10. a heating coil; 11. heating a tube; 12. a second solenoid valve; 13. a first evaporator; 14. a first connecting pipe; 15. a second evaporator; 16. a heat exchange box; 17. a second connection pipe; 18. a compressor; 19. a third connecting pipe; 20. a second heating chamber; 21. a spray head; 22. a third electromagnetic valve; 23. a catalyst; 24. a stirring device; 25. a temperature sensor; 26. a base; 27. a stirring fan blade; 28. a connecting rod; 29. a spout; 30. a fourth connecting pipe; 31. a pressure sensor; 32. and a controller.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to 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", and the like 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; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; 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 meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Referring to fig. 1-5, the present invention provides an embodiment: the utility model provides a hydrocracking reactor, including retort 2, the inner wall fixedly connected with two sets of catalysts 23 of retort 2, the upper end fixedly connected with agitating unit 24 of every group catalyst 23, the lower extreme fixedly connected with oil outlet pipe 5 of retort 2, be provided with first solenoid valve 4 on the oil outlet pipe 5, first solenoid valve 4 one end fixedly connected with heat transfer case 16, the one end fixedly connected with outlet pipe 7 of heat transfer case 16, the inside of heat transfer case 16 is provided with second evaporimeter 15, the one end fixedly connected with second connecting pipe 17 of second evaporimeter 15, the one end fixedly connected with compressor 18 of second connecting pipe 17, the one end fixedly connected with third connecting pipe 19 of compressor 18, the one end fixedly connected with first evaporimeter 13 of third connecting pipe 19, the one end fixedly connected with first connecting pipe 14 of first evaporimeter 13, and first connecting pipe 14 and second evaporimeter 15 fixed connection, first evaporimeter 13, can carry out preliminary heating to the crude oil in the second heating case 20, and compressor 18, third connecting pipe 19, first evaporimeter 14, second evaporimeter 15, second connecting pipe 17, the heat recovery of crude oil can be realized the high heat recovery of the high temperature of evaporation of the heat removal after-absorbing of crude oil, the heat recovery of compressor 18, the heat removal of heat recovery of crude oil can be realized.
Inner wall fixedly connected with shower nozzle 21 of retort 2, shower nozzle 21 separates the crude oil that oil inlet pipe says 1 comes, convenient hydrogen with retort 2 in mixes, the upper end fixedly connected with oil inlet pipe way 1 of shower nozzle 21, the first heating cabinet 9 of one end fixedly connected with of oil inlet pipe way 1, be provided with second solenoid valve 12 on the oil inlet pipe way 1, the one end fixedly connected with controller 32 of first heating cabinet 9, the power of temperature regulation heating coil 10 and compressor 18 that controller 32 can detect according to temperature-sensing ware 25, thereby adjust the temperature in the retort 2.
Inner wall fixedly connected with metal block 8 of first heating cabinet 9, the inside of metal block 8 is provided with heating pipe 11, the metal block 8 outside is provided with heating coil 10, the one end fixedly connected with second heating cabinet 20 of heating pipe 11, the lower extreme fixedly connected with of second heating cabinet 20 adds oil pipe 6, and first evaporimeter 13 is located second heating cabinet 20, heating coil 10, can heat metal block 8, thereby crude oil to in the heating pipe 11 heats, this kind of heating method rate of heating can be faster, and can be through heating coil 10 electric current size, more convenient temperature control, can be more environmental protection and easy temperature control for other modes with the burning heating.
Each group of stirring devices 24 comprises a base 26, the base 26 is fixedly connected with the catalyst 23, one side of each group of base 26 is fixedly connected with a fourth connecting pipe 30, the upper end of the base 26 is rotatably connected with a connecting rod 28, the outer surface of a cylinder of the connecting rod 28 is fixedly connected with six groups of stirring fan blades 27, one side of each group of stirring fan blades 27 is provided with a plurality of groups of nozzles 29, the fourth connecting pipe 30, the base 26, the connecting rod 28, the stirring fan blades 27 and the nozzles 29 are communicated, the first evaporator 13 can preliminarily heat crude oil in the second heating box 20, the compressor 18, the third connecting pipe 19, the first evaporator 13, the first connecting pipe 14, the second evaporator 15, the second connecting pipe 17 and the compressor 18 are in circulation, the second evaporator 15 can absorb heat of the hydrogenated crude oil in the heat exchange box 16, heat recovery is realized, the temperature of the crude oil discharged from the outlet pipe 7 and hydrogenated is overhigh, and the consumption of cooling is reduced.
One end fixedly connected with hydrogenation pipe 3 of two sets of fourth connecting pipes 30 is provided with third solenoid valve 22 on every group fourth connecting pipe 30, and the inner wall fixedly connected with temperature-sensing ware 25 of retort 2, the inner wall fixedly connected with pressure-sensing ware 31 of retort 2.
The working principle is as follows: when the device is used, crude oil is introduced from the oil filling pipe 6, the crude oil can be preliminarily heated at the outlet of the second heating box 20, when the crude oil passes through the first evaporator 13, the heating coil 10 heats the metal block 8 and further heats the heating pipe 11, the heated crude oil is sprayed out from the spray nozzle 21 through the oil inlet pipeline 1, hydrogen is introduced from the hydrogenation pipe 3, the hydrogen can sequentially pass through the base 26 of the fourth connecting pipe 30, the connecting rod 28 and the stirring fan blades 27 and is finally sprayed out from the spray nozzle 29, so that the stirring fan blades 27 are pushed to rotate clockwise, the stirring fan blades 27 stir the crude oil in the reaction tank 2, the hydrogen and the crude oil are fully mixed, the efficiency is improved, and the mixture of the hydrogen and the crude oil can be catalyzed when passing through the catalyst 23, hydrogenation reaction, in order to react more fully during two sets of catalysts 23 and the stirring device 24, the hydrogenated crude oil enters the heat exchange box 16 from the oil outlet pipe 5, and is absorbed by the second evaporator 15, so that heat recovery is realized, heat waste is reduced, and finally the hydrogenated crude oil is discharged from the outlet pipe 7 to enter the next step, the temperature sensor 25 controls and adjusts the power of the heating coil 10 and the compressor 18 through the controller 32 according to the temperature in the reaction tank 2, so that the temperature in the reaction tank 2 is adjusted, the temperature is maintained at about 400 ℃, the pressure data heated by the pressure sensor 31 is obtained, the second heating box 20 controls the introduction amount of oil and hydrogen in the oil filling pipe 6 and the hydrogenation pipe 3, and the pressure in the reaction tank 2 is maintained at a required value.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions described in the foregoing embodiments or make equivalent substitutions on some technical features, and any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the scope of the present invention.
Claims (6)
1. A hydrocracking reactor comprising a reaction tank (2), characterized in that: the utility model discloses a catalyst, including retort (2), inner wall fixedly connected with two sets of catalyst (23), every group the upper end fixedly connected with agitating unit (24) of catalyst (23), the lower extreme fixedly connected with of retort (2) goes out oil pipe (5), be provided with first solenoid valve (4) on going out oil pipe (5), first solenoid valve (4) one end fixedly connected with heat transfer case (16), the one end fixedly connected with outlet pipe (7) of heat transfer case (16), the inside of heat transfer case (16) is provided with second evaporimeter (15), the one end fixedly connected with second connecting pipe (17) of second evaporimeter (15), the one end fixedly connected with compressor (18) of second connecting pipe (17), the one end fixedly connected with third connecting pipe (19) of compressor (18), the one end fixedly connected with first evaporimeter (13) of third connecting pipe (19), the one end fixedly connected with first connecting pipe (14) of first evaporimeter (13), and first connecting pipe (14) and second evaporimeter (15) fixed connection.
2. A hydrocracking reactor according to claim 1, characterized in that: the inner wall fixedly connected with shower nozzle (21) of retort (2), the upper end fixedly connected with of shower nozzle (21) advances oil pipe way (1), advance the first heating cabinet (9) of one end fixedly connected with of oil pipe way (1), advance and be provided with second solenoid valve (12) on oil pipe way (1), the one end fixedly connected with controller (32) of first heating cabinet (9).
3. A hydrocracking reactor according to claim 2, characterized in that: the inner wall fixedly connected with metal block (8) of first heating cabinet (9), the inside of metal block (8) is provided with heating pipe (11), the metal block (8) outside is provided with heating coil (10), the one end fixedly connected with second heating cabinet (20) of heating pipe (11), the lower extreme fixedly connected with of second heating cabinet (20) adds oil pipe (6), and first evaporimeter (13) are located second heating cabinet (20).
4. A hydrocracking reactor according to claim 1, characterized in that: every group agitating unit (24) include base (26), and base (26) and catalyst (23) fixed connection, every group one side fixedly connected with fourth connecting pipe (30) of base (26), the upper end of base (26) is rotated and is connected with connecting rod (28), six stirring fan blade (27) of the cylinder outer fixed surface of connecting rod (28), every group one side of stirring fan blade (27) is provided with multiunit spout (29), and fourth connecting pipe (30), base (26), connecting rod (28), stirring fan blade (27), spout (29) communicate with each other.
5. A hydrocracking reactor according to claim 4, characterized in that: one end of each of the two groups of fourth connecting pipes (30) is fixedly connected with a hydrogenation pipe (3), and a third electromagnetic valve (22) is arranged on each group of fourth connecting pipes (30).
6. A hydrocracking reactor according to claim 1, characterized in that: the inner wall fixedly connected with temperature-sensing ware (25) of retort (2), the inner wall fixedly connected with pressure-sensing ware (31) of retort (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221256851.9U CN217796097U (en) | 2022-05-24 | 2022-05-24 | Hydrocracking reactor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221256851.9U CN217796097U (en) | 2022-05-24 | 2022-05-24 | Hydrocracking reactor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217796097U true CN217796097U (en) | 2022-11-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221256851.9U Active CN217796097U (en) | 2022-05-24 | 2022-05-24 | Hydrocracking reactor |
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| Country | Link |
|---|---|
| CN (1) | CN217796097U (en) |
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- 2022-05-24 CN CN202221256851.9U patent/CN217796097U/en active Active
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