CN214457789U

CN214457789U - Petroleum hydrocracking device

Info

Publication number: CN214457789U
Application number: CN202022399143.8U
Authority: CN
Inventors: 杨荣超
Original assignee: Individual
Current assignee: Henan Qiyuan Environmental Protection Technology Co ltd; Li Guanjie; Li Songjie
Priority date: 2020-10-26
Filing date: 2020-10-26
Publication date: 2021-10-22
Anticipated expiration: 2030-10-26

Abstract

The utility model discloses a petroleum hydrocracking unit relates to petroleum hydrocracking technical field, specifically is a petroleum hydrocracking unit, including the reaction box, the last fixed surface of reaction box is connected with and divides the workbin, divides the incasement to be equipped with the weight and adds the mechanism, and the last fixed surface who divides the workbin is connected with and deposits the case, deposits the lower fixed surface of case and is connected with the bracing piece, and the other end fixed connection of bracing piece is at the upper surface of reaction box, and the top of depositing the case is equipped with the filling tube, and it has the screwed pipe to peg graft in the filling tube, is equipped with sealed reinforced mechanism in the screwed pipe, and the inside of depositing the case is equipped with motor seal box. This petroleum hydrocracking unit sets up through the cooperation of sealed reinforced mechanism, screwed pipe and filling tube, makes this petroleum hydrocracking unit can guarantee the catalyst contact with the outside air as far as possible when reinforced in the in-process that uses to the external environment that has significantly reduced is to the influence of catalyst, makes the suitability of this device stronger.

Description

Petroleum hydrocracking device

Technical Field

The utility model relates to a petroleum hydrocracking technical field specifically is a petroleum hydrocracking unit.

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 reactors of the one-stage process are used in parallel only one or several. The technological process of one-stage fixed bed hydrocracking apparatus includes mixing material oil, circulating oil and hydrogen, heating and introducing into reactor. The first-stage hydrocracking process means that only one hydrogenation reactor is provided, and the hydrofining and hydrocracking of the raw material are carried out in one reactor. The process has the characteristics of simple process flow, but certain limitations on the adaptability of raw materials and the distribution of products. The two-stage hydrocracking process is characterized in that the process has strong adaptability to raw materials, greater operation flexibility and greater product distribution adjustability, but the process is complex and has higher investment and operation cost. The series hydrocracking process is also divided into two reactors of hydrofining and hydrocracking, but the two reactors are connected in series to form a set of hydrogenation system. The series hydrocracking process has the characteristic that the two-stage hydrocracking process is flexible, and the characteristic that the one-stage hydrocracking process is simple, the process has obvious advantages, most of the hydrocracking devices newly built at present are the processes, and the process described in the section is the process.

The series hydrocracking process needs to add a catalyst in the using process, the catalyst loading in the existing equipment is preferably carried out in dry and clear weather, the uniform loading of the catalyst needs to be ensured manually, the process is complex and tedious, the operation is inconvenient, and the influence of external factors is large.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a to prior art not enough, the utility model provides a petroleum hydrocracking unit has solved the problem of proposing in the above-mentioned background art.

(II) technical scheme

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the utility model provides an oil hydrocracking unit, includes the reaction box, the last fixed surface of reaction box is connected with and divides the workbin, it adds the mechanism to divide the incasement to be equipped with the weight, the last fixed surface who divides the workbin is connected with deposits the case, the lower fixed surface who deposits the case is connected with the bracing piece, the other end fixed connection of bracing piece is at the upper surface of reaction box, the top of depositing the case is equipped with the filling tube, it has the screwed pipe to peg graft in the filling tube, be equipped with sealed feeding mechanism in the screwed pipe, the inside of depositing the case is equipped with motor seal box, motor seal box's fixed surface is connected with the riddler motor, the inside of depositing the case is equipped with shakes the screen cloth, shake the lower fixed surface of screen cloth and be connected with riddler mechanism.

Optionally, the quantity of bracing piece is four, four the bracing piece is the rectangle and distributes at the lower surface of depositing the case, four the one end fixed connection of bracing piece is at the lower surface of depositing the case, and four the other end fixed connection of bracing piece is at the upper surface of branch workbin.

Optionally, the number of the motor seal boxes is two, the two motor seal boxes are symmetrically distributed in the storage box, and the riddler mesh is connected in a sliding groove formed between the two motor seal boxes in a sliding mode.

Optionally, the riddler mechanism includes a connecting plate, one end of the connecting plate is fixedly connected to the lower surface of the riddler mesh, a sliding hole is formed in the connecting plate, a linkage sliding block is inserted into the sliding hole, a rotating ring is fixedly connected to the side surface of the linkage sliding block, the sliding hole is a rectangular horizontal hole, the linkage sliding block is located at the edge position of the side surface of the rotating ring, and the output end of the riddler motor is in transmission connection with the central position of the side surface of the rotating ring.

Optionally, the sealed feeding mechanism includes a stop block, the stop block is inserted into the bottom of the threaded pipe, a feeding chute is arranged on the stop block, a lifting plate is fixedly connected to the side surface of the bottom of the stop block, a sealing spring is fixedly connected to the upper surface of the lifting plate, and the other end of the sealing spring is fixedly connected to the top of the inner surface of the feeding pipe.

Optionally, the component adding mechanism includes a material distributing motor groove, a driving motor is fixedly connected in the material distributing motor groove, an output end of the driving motor is in transmission connection with a material distributing turntable, a charging chute is arranged on a side surface of the material distributing turntable, and openings corresponding to the charging chute are respectively arranged at the top and the bottom of the material distributing box.

(III) advantageous effects

The utility model provides a petroleum hydrocracking unit possesses following beneficial effect:

1. this petroleum hydrocracking unit sets up through the cooperation of sealed reinforced mechanism, screwed pipe and filling tube, makes this petroleum hydrocracking unit can guarantee the catalyst contact with the outside air as far as possible when reinforced in the in-process that uses to the external environment that has significantly reduced is to the influence of catalyst, makes the suitability of this device stronger.

2. This petroleum hydrocracking unit sets up through the cooperation of shaking screen cloth, riddle motor and riddle mechanism, makes this petroleum hydrocracking unit can shake the sieve at the in-process that the catalyst added at the in-process that uses to the catalyst, prevents to have the caking to lead to adding inhomogeneous influence result of use in the catalyst, adds the cooperation setting of mechanism through dividing workbin and weight, and the in-process catalyst that uses adds the weight and goes on to guarantee adding more even of catalyst.

Drawings

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

FIG. 2 is a front sectional view of the material separating box of the present invention;

FIG. 3 is a side view and a sectional view of the material distributing box of the present invention;

fig. 4 is a schematic structural diagram of a section view of the utility model a.

In the figure: 1. a reaction box; 2. a material distributing box; 3. a component adding mechanism; 301. a material distribution motor groove; 302. a drive motor; 303. a material distributing turntable; 304. a charging chute; 4. a storage box; 5. a support bar; 6. a feed tube; 7. a threaded pipe; 8. a sealed feeding mechanism; 801. a stopper; 802. a feed chute; 803. a lifting plate; 804. a seal spring; 9. a motor seal box; 10. a shaker motor; 11. vibrating the screen; 12. a shaker mechanism; 1201. a connecting plate; 1202. a slide hole; 1203. a linkage slide block; 1204. and (6) rotating the ring.

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.

Referring to fig. 1 to 4, the present invention provides a technical solution: a petroleum hydrocracking device comprises a reaction box 1, wherein the upper surface of the reaction box 1 is fixedly connected with a material distribution box 2, a component adding mechanism 3 is arranged in the material distribution box 2, the component adding mechanism 3 comprises a material distribution motor groove 301, a driving motor 302 is fixedly connected in the material distribution motor groove 301, the output end of the driving motor 302 is in transmission connection with a material distribution turntable 303, the side surface of the material distribution turntable 303 is provided with a material charging groove 304, the top and the bottom of the material distribution box 2 are respectively provided with an opening corresponding to the material charging groove 304, the upper surface of the material distribution box 2 is fixedly connected with a storage box 4, the lower surface of the storage box 4 is fixedly connected with supporting rods 5, the number of the supporting rods 5 is four, the four supporting rods 5 are distributed on the lower surface of the storage box 4 in a rectangular shape, one end of each supporting rod 5 is fixedly connected to the lower surface of the storage box 4, and the other end of each supporting rod 5 is fixedly connected to the upper surface of the material distribution box 2, the other end of the supporting rod 5 is fixedly connected to the upper surface of the reaction box 1, the top of the storage box 4 is provided with the feed pipe 6, the threaded pipe 7 is inserted in the feed pipe 6, the sealed feeding mechanism 8 is arranged in the threaded pipe 7, the sealed feeding mechanism 8 comprises a stop block 801, the stop block 801 is inserted at the bottom of the threaded pipe 7, the stop block 801 is provided with a feed chute 802, the side surface of the bottom of the stop block 801 is fixedly connected with a lifting plate 803, the upper surface of the lifting plate 803 is fixedly connected with a sealing spring 804, the other end of the sealing spring 804 is fixedly connected to the top of the inner surface of the feed pipe 6, the petroleum hydrocracking device ensures that the catalyst can be contacted with the outside air as little as possible during feeding in the using process through the matched arrangement of the sealed feeding mechanism 8, the threaded pipe 7 and the feed pipe 6, thereby greatly reducing the influence of the outside environment on the catalyst, the device has stronger applicability, the motor seal boxes 9 are arranged inside the storage box 4, the surface of the motor seal box 9 is fixedly connected with a riddle motor 10, the inside of the storage box 4 is provided with riddle screens 11, the number of the motor seal boxes 9 is two, the two motor seal boxes 9 are symmetrically distributed inside the storage box 4, the riddle screens 11 are connected in a sliding groove formed between the two motor seal boxes 9 in a sliding manner, the lower surface of the riddle screen 11 is fixedly connected with a riddle mechanism 12, the riddle mechanism 12 comprises a connecting plate 1201, one end of the connecting plate 1201 is fixedly connected to the lower surface of the riddle screen 11, the connecting plate 1201 is provided with a sliding hole 1202, a linkage 1203 sliding block is inserted in the sliding hole 1202, the side surface of the linkage sliding block 1203 is fixedly connected with a rotating ring 1204, the sliding hole 1202 is a rectangular horizontal hole, the linkage sliding block 1203 is positioned at the edge position of the side surface of the rotating ring 1204, the output end of the riddle motor 10 is in transmission connection at the center position of the side surface of the rotating ring 1204, this petroleum hydrocracking unit sets up through the cooperation of shaking screen cloth 11, riddle motor 10 and riddle mechanism 12, makes this petroleum hydrocracking unit can carry out the riddle to the catalyst at the in-process that the catalyst added at the in-process that uses, prevents to have the caking to lead to adding inhomogeneous influence result of use in the catalyst, adds the cooperation setting of mechanism 3 through branch workbin 2 and weight, and the interpolation component of in-process catalyst using goes on to guarantee the more even of interpolation of catalyst.

When the device is used, the mouth of a bottle filled with a catalyst is in threaded connection with threads on the inner surface of the threaded pipe 7, the baffle 801 is pushed downwards along with the entering of the bottle mouth, the baffle 801 slides out of the threaded pipe 7 along with openings of the baffle 801, which are positioned at two sides of the baffle 801, of the feeding groove 802, so that the catalyst can enter the storage box 4, the catalyst rarely contacts with air in the adding process, the influence of the external environment on the catalyst is greatly reduced, the vibrating screen motor 10 is started, the rotating ring 1204, which is in transmission connection with the output end of the vibrating screen motor 10, rotates along with the rotating ring 1204, drives the linkage sliding block 1203 to rotate along with the rotating ring 1204, the linkage sliding block 1203 drives the connecting plate 1201 to perform lifting vibration through the sliding hole 1202 in the rotating process, so that the vibrating screen mesh 11 fixedly connected with the connecting plate 1201 vibrates along with the vibration, the catalyst is vibrated, the absence of caking in the catalyst is ensured, when the catalyst is added into the reaction box 1, the driving motor 302 is started, the driving motor 302 drives the material distribution turntable 303 to rotate, so that the materials falling into the charging chute 304 enter the reaction box 1 in batches, and the phenomenon of uneven distribution caused by excessive addition of the catalyst at one time is avoided.

The utility model discloses a theory of operation and beneficial effect: this petroleum hydrocracking device, through sealed feeding mechanism 8, screwed pipe 7 and the cooperation setting of filling tube 6, make this petroleum hydrocracking device can guarantee the catalyst contact with the outside air as far as possible when reinforced in the in-process that uses, thereby the external environment that has significantly reduced is to the influence of catalyst, make the suitability of this device stronger, this petroleum hydrocracking device, through shaking screen cloth 11, shake sieve motor 10 and shake sieve mechanism 12's cooperation setting, make this petroleum hydrocracking device can shake the sieve at the in-process that the catalyst adds in the use, prevent that there is the caking in the catalyst to lead to adding inhomogeneous influence result in use, the cooperation setting of mechanism 3 is added through branch workbin 2 and weight, the interpolation component of in the use catalyst goes on, thereby guarantee the more even of interpolation of catalyst.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A petroleum hydrocracking unit comprises a reaction box (1), and is characterized in that: the upper surface of the reaction box (1) is fixedly connected with a material distribution box (2), a weight adding mechanism (3) is arranged in the material distribution box (2), the upper surface of the material distributing box (2) is fixedly connected with a storage box (4), the lower surface of the storage box (4) is fixedly connected with a support rod (5), the other end of the supporting rod (5) is fixedly connected with the upper surface of the reaction box (1), the top of the storage box (4) is provided with a feed pipe (6), a threaded pipe (7) is inserted in the feed pipe (6), a sealing feeding mechanism (8) is arranged in the threaded pipe (7), a motor sealing box (9) is arranged in the storage box (4), the surface of the motor sealing box (9) is fixedly connected with a riddle motor (10), the storage box (4) is internally provided with a vibration screen (11), and the lower surface of the vibration screen (11) is fixedly connected with a vibration screen mechanism (12).

2. The petroleum hydrocracking apparatus according to claim 1, wherein: the quantity of bracing piece (5) is four, four bracing piece (5) are the rectangle and distribute at the lower surface of depositing case (4), four the one end fixed connection of bracing piece (5) is at the lower surface of depositing case (4), and four the other end fixed connection of bracing piece (5) is at the upper surface of branch workbin (2).

3. The petroleum hydrocracking apparatus according to claim 1, wherein: the number of the motor seal boxes (9) is two, the two motor seal boxes (9) are symmetrically distributed in the storage box (4), and the vibration screen (11) is connected in a sliding groove formed between the two motor seal boxes (9) in a sliding mode.

4. The petroleum hydrocracking apparatus according to claim 1, wherein: the vibrating screen mechanism (12) comprises a connecting plate (1201), one end of the connecting plate (1201) is fixedly connected to the lower surface of a vibrating screen (11), sliding holes (1202) are formed in the connecting plate (1201), linkage sliding blocks (1203) are inserted in the sliding holes (1202), rotating rings (1204) are fixedly connected to the side faces of the linkage sliding blocks (1203), the sliding holes (1202) are rectangular horizontal holes, the linkage sliding blocks (1203) are located at the edge positions of the side faces of the rotating rings (1204), and the output end of a vibrating screen motor (10) is in transmission connection with the center position of the side faces of the rotating rings (1204).

5. The petroleum hydrocracking apparatus according to claim 1, wherein: sealed feeding mechanism (8) include dog (801), dog (801) are pegged graft in the bottom of screwed pipe (7), be equipped with feed chute (802) on dog (801), the side fixedly connected with lifting plate (803) of dog (801) bottom, the last fixed surface of lifting plate (803) is connected with sealing spring (804), sealing spring (804)'s other end fixed connection is at the top of filling tube (6) internal surface.

6. The petroleum hydrocracking apparatus according to claim 1, wherein: the weight adding mechanism (3) comprises a material distributing motor groove (301), a driving motor (302) is fixedly connected in the material distributing motor groove (301), the output end of the driving motor (302) is in transmission connection with a material distributing turntable (303), a charging groove (304) is formed in the side face of the material distributing turntable (303), and openings corresponding to the charging groove (304) are formed in the top and the bottom of the material distributing box (2) respectively.