CN214261850U

CN214261850U - Naphtha non-hydrogenation upgrading device

Info

Publication number: CN214261850U
Application number: CN202022532948.5U
Authority: CN
Inventors: 闫海; 白文龙; 叶永成; 闫芳
Original assignee: Ningxia Ninglu Petrochemical Co Ltd
Current assignee: Ningxia Ninglu Petrochemical Co Ltd
Priority date: 2020-11-05
Filing date: 2020-11-05
Publication date: 2021-09-24
Anticipated expiration: 2030-11-05

Abstract

The utility model relates to the technical field of naphtha upgrading, in particular to a naphtha non-hydrogenation upgrading device, which comprises a reaction device, wherein the reaction device comprises a tank body, the top of the tank body is provided with a feed inlet, the bottom of the tank body is detachably connected with a sealing cover, the middle part of the sealing cover is rotatably provided with a rotating shaft, the rotating shaft is fixedly connected with a driving gear, the sealing cover is rotatably provided with a plurality of short shafts, the central axes of the short shafts are positioned on the same circumference, the short shafts are fixedly connected with driven gears, the rotating shaft and the top ends of the short shafts are both rotatably arranged on an installation disc, the disc is slidably arranged in an installation pipe, the bottom end of the installation pipe is fixedly connected with a ring gear, the ring gear is meshed with the driven gears, the raw materials deposited at the bottom of the tank body are pushed to the top of the tank body by a packing auger, the uniformity of the distribution of the raw materials in the tank body is kept, so that the raw materials can be fully contacted, and the reaction rate of the raw materials is improved.

Description

Naphtha non-hydrogenation upgrading device

Technical Field

The utility model relates to a naphtha upgrading technical field especially relates to a non-hydroupgrading device of naphtha.

Background

In recent years, with the upgrading of environmental requirements, the aromatic content in gasoline is further limited. The content of aromatic hydrocarbon in the reformed gasoline is too high, which is not beneficial to gasoline blending. In addition, the catalytic reforming process has strict requirements on raw material impurities, and the device investment and production energy consumption are huge. Therefore, for naphtha feedstocks such as reformate, condensate, partially hydrogenated coker gasoline, and straight run gasoline, more suitable processing techniques need to be developed to produce high quality gasoline blending components.

The reactor of the naphtha upgrading device needs to be quickly heated to normal reaction temperature in the switching and feeding processes, the heating operation of the reactor of the naphtha upgrading device is mainly completed by nitrogen or ether and then carbon four, so that the reactor can be quickly put into normal production, but the existing reactor often evaporates water due to overhigh temperature, and then the material is deposited at the bottom of the reactor due to water shortage, so that the reaction is not thorough, excessive water is needed to be used in order to avoid the condition, and unnecessary waste is caused due to excessive water after the reaction is finished.

Disclosure of Invention

The utility model aims to solve the problem that the material is deposited at the bottom of the reactor in the prior art, and provides a naphtha non-hydrogenation modification device.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

designing a naphtha non-hydrogenation upgrading device, comprising a reaction device, wherein the reaction device comprises a tank body, the top of the tank body is provided with a feed inlet, the bottom of the tank body is detachably connected with a sealing cover, the middle part of the sealing cover is rotatably provided with a rotating shaft, the rotating shaft is fixedly connected with a driving gear, the sealing cover is rotatably provided with a plurality of short shafts, the central axes of the short shafts are positioned on the same circumference, driven gears are fixedly connected on the short shafts, the rotating shafts and the top ends of the short shafts are rotatably arranged on a disc, the disc can be slidably arranged in the mounting pipe, the bottom end of the mounting pipe is fixedly connected with a ring gear, the ring gear is engaged on the driven gear, the top end of the mounting tube is fixedly connected with a stirring paddle, the bottom surface of the sealing cover is fixedly connected with a motor, and an output shaft of the motor is fixedly connected with the rotating shaft in a coaxial line mode.

Preferably, the internal portion of jar is installed and is cleared up the clearance mechanism of jar internal wall, clearance mechanism is including clearance structure and drive structure, the clearance structure includes even board, double-screw bolt, adjusting nut, buffer spring and scraper blade, even the board passes through drive structure and installs ring gear is last, even spaced apart on the board is equipped with two through-holes, the horizontal cartridge of double-screw bolt is in the through-hole, the one end rigid coupling of double-screw bolt is in the scraper blade bottom, the adjusting nut spiro union is in on the other end of double-screw bolt, buffer spring overlaps and establishes on the double-screw bolt.

Preferably, the buffer spring is positioned between the scraper and the connecting plate, and the buffer spring is always in a compressed state.

Preferably, the drive structure includes cam, sliding sleeve, lug, slide bar and compression spring, the cam rigid coupling is in driven gear below on the minor axis, the sliding sleeve rigid coupling is in on the ring gear bottom surface, slide bar slidable connects in the sliding sleeve, the lug rigid coupling is in one of slide bar is served, the lug can support and lean on the cam, the other end rigid coupling of slide bar is in link on the board, the compression spring cover is established the sliding sleeve with between the lug on the slide bar.

Preferably, surface mounting has the secondary stirring structure on the disc, the secondary stirring structure includes slide, reset spring, screw and slide, the vertical rigid coupling of slide is in the disc upper surface, the slide bottom with pivot top rigid coupling is in the same place, the vertical cartridge of slide is in the slide, the screw rigid coupling is in the slide top, reset spring overlaps and establishes on the slide.

Preferably, the stirring rake includes auger and a plurality of bracing piece, the vertical rigid coupling of bracing piece is in install the pipe top, the bracing piece is in on same circumference, the auger rigid coupling is in on the bracing piece.

The utility model provides a non-hydroupgrading device of naphtha, beneficial effect lies in: this non-hydrogen upgrading device that faces of naphtha passes through the motor and drives the pivot rotation, the pivot drives drive gear and rotates, drive gear drives driven gear and rotates, driven gear drives ring gear and rotates, ring gear drives the installation pipe and rotates the ann, the installation pipe rotates and drives the stirring rake and rotate, the stirring rake can be through the auger with the raw materials propelling movement to jar body top of deposit in jar body bottom, keep the degree of consistency of raw materials at jar internal portion distribution, make contact that can be abundant between the raw materials, improve the reaction rate between the raw materials.

Drawings

Fig. 1 is a schematic structural diagram of a naphtha non-hydrogenation reforming apparatus according to the present invention.

Fig. 2 is a schematic structural diagram of a naphtha non-hydrogenation reforming apparatus according to the present invention.

Fig. 3 is a first schematic structural diagram of an installation pipe of a naphtha non-hydrogenation reforming device according to the present invention.

Fig. 4 is a schematic structural diagram of a mounting pipe of a naphtha non-hydrogenation upgrading device according to the present invention.

Fig. 5 is an enlarged view of a portion a of a non-hydroupgrading apparatus for naphtha according to the present invention.

In the figure: the device comprises a tank body 1, a sealing cover 2, a rotating shaft 3, a short shaft 4, a driving gear 5, a driven gear 6, a cam 7, a mounting pipe 8, a disc 9, a sliding sleeve 10, a convex block 11, a sliding rod 12, a compression spring 13, a connecting plate 14, a through hole 15, a stud 16, an adjusting nut 17, a buffer spring 18, a scraping plate 19, a sliding plate 20, a return spring 21, a propeller 22, a sliding pipe 23, a stirring paddle 24 and a motor 25.

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. 1-5, a naphtha non-hydrogenation modification device, which comprises a reaction device, the reaction device comprises a tank body 1, the top of the tank body 1 is provided with a feed inlet, the bottom of the tank body 1 is detachably connected with a sealing cover 2, the middle part of the sealing cover 2 is rotatably provided with a rotating shaft 3, the rotating shaft 3 is fixedly connected with a driving gear 5, the sealing cover 2 is rotatably provided with a plurality of short shafts 4, the central axes of the short shafts 4 are positioned on the same circumference, the short shafts 4 are fixedly connected with driven gears 6, the top ends of the rotating shaft 3 and the short shafts 4 are both rotatably provided with mounting discs 9, the discs 9 are slidably mounted in a mounting pipe 8, the bottom end of the mounting pipe 8 is fixedly connected with a ring gear, the ring gear is meshed with the driven gears 6, the top end of the mounting pipe 8 is fixedly connected with a stirring paddle 24, the stirring paddle 24 comprises a packing auger and a plurality of support rods, the support rods are vertically and fixedly connected to the top end of the mounting pipe 2, the support rods are positioned on the same circumference, the packing auger is fixedly connected on the support rod, the motor 25 is fixedly connected on the bottom surface of the sealing cover 2, and the output shaft of the motor 25 is fixedly connected with the rotating shaft 3 in a coaxial line manner. Starter motor 25, motor 25 drives pivot 3 and rotates, 3 drive gear 5 of pivot rotate, drive gear 5 drives driven gear 6 and rotates, driven gear 6 drives ring gear and rotates, ring gear drives installation pipe 8 and rotates the installation, installation pipe 8 rotates and drives stirring rake 24 and rotates, stirring rake 24 can be through the auger with the raw materials propelling movement to jar body 1 top of deposit in jar body 1 bottom, keep the degree of consistency of raw materials at jar body 1 inside distribution, make contact that can be abundant between the raw materials, improve the reaction rate between the raw materials.

The cleaning mechanism for cleaning the inner wall of the tank body 1 is arranged in the tank body 1 and comprises a cleaning structure and a driving structure, the cleaning structure comprises a connecting plate 14, a stud 16, an adjusting nut 17, a buffer spring 18 and a scraper 19, the connecting plate 14 is arranged on a ring gear through the driving structure, two through holes 15 are arranged on the connecting plate 14 at intervals, the stud 16 is horizontally inserted in the through holes 15, one end of the stud 16 is fixedly connected to the bottom of the scraper 19, the adjusting nut 17 is screwed on the other end of the stud 16, the buffer spring 18 is sleeved on the stud 16, the buffer spring 18 is positioned between the scraper 19 and the connecting plate 14, the buffer spring 18 is always in a compressed state, the driving structure comprises a cam 7, a sliding sleeve 10, a convex block 11, a sliding rod 12 and a compression spring 13, the cam 7 is fixedly connected to a short shaft 4 below a driven gear 6, the sliding sleeve 10 is fixedly connected to the bottom surface of the ring gear, the sliding rod 12 is connected in the sliding sleeve 10 in a sliding way, the convex block 11 is fixedly connected with one end of a sliding rod 12, the convex block 11 can be abutted against the cam 7, the other end of the sliding rod 12 is fixedly connected with a connecting plate 14, and a compression spring 13 is sleeved on the sliding rod 12 between the sliding sleeve 10 and the convex block 11. When the ring gear rotates, the scraper 19 is driven to rotate, the scraper 19 can cling to the inner wall of the tank body 1 during rotation, raw materials attached to the inner wall of the tank body 1 are scraped off, and when the interior of the tank body 1 is cleaned, dirt accumulated on the inner wall of the tank body 1 can be cleaned by the scraper 19, so that the cleaning efficiency of the tank body 1 is improved; the driven gear 6 rotates to drive the short shaft 4 to rotate, the short shaft 4 drives the cam 7 to rotate, the cam 7 applies pressure to the lug 11 periodically, and the pressure applied by the cam 7 is transmitted to the scraper 19 through the slide rod 12 and the connecting plate 14, so that the scraper 19 is tightly attached to the inner wall of the tank body 1, and the cleaning efficiency is improved.

The upper surface of the disc 9 is provided with a secondary stirring structure, the secondary stirring structure comprises a sliding plate 20, a return spring 21, a propeller 22 and a sliding pipe 23, the sliding pipe 23 is vertically fixedly connected to the upper surface of the disc 9, the bottom end of the sliding pipe 23 is fixedly connected to the top end of the rotating shaft 3, the sliding plate 20 is vertically inserted into the sliding pipe 23, the propeller 22 is fixedly connected to the top end of the sliding plate 20, and the return spring 21 is sleeved on the sliding plate 20. The pivot 2 drives slide 23 when rotating and rotates, and slide 23 drives slide 20 and rotates, and slide 23 drives the spiral and rotates 22, and the spiral will 22 will be from jar body 1 top raw materials dispersion to jar body 1 top that the top was deposited, prevents that the material from piling up the efficiency that causes influence reaction unit.

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. The utility model provides a non-hydroupgrading device that lies in of naphtha, includes reaction unit, its characterized in that, reaction unit is including a jar body (1), the feed inlet has been seted up at jar body (1) top, jar body (1) bottom detachable is connected with sealed lid (2), sealed lid (2) middle part is rotatable installs pivot (3), the rigid coupling has drive gear (5) on pivot (3), sealed lid (2) are gone up rotatable and are installed a plurality of minor axis (4), the axis of minor axis (4) is located same circumference, the rigid coupling has driven gear (6) on minor axis (4), pivot (3) with on the equal rotatable installation disc (9) in minor axis (4) top, disc (9) slidable installs in installation pipe (8), installation pipe (8) bottom rigid coupling has ring gear, ring gear meshing is in driven gear (6), the top end of the mounting pipe (8) is fixedly connected with a stirring paddle (24), the bottom surface of the sealing cover (2) is fixedly connected with a motor (25), and an output shaft of the motor (25) is fixedly connected with the rotating shaft (3) in a coaxial line mode.

2. A naphtha non-hydroupgrading apparatus according to claim 1, a cleaning mechanism for cleaning the inner wall of the tank body (1) is arranged in the tank body (1), the cleaning mechanism comprises a cleaning structure and a driving structure, the cleaning structure comprises a connecting plate (14), a stud (16), an adjusting nut (17), a buffer spring (18) and a scraper (19), the connecting plate (14) is arranged on the ring gear through a driving structure, two through holes (15) are arranged on the connecting plate (14) at intervals, the stud (16) is horizontally inserted into the through hole (15), one end of the stud (16) is fixedly connected to the bottom of the scraper (19), the adjusting nut (17) is in threaded connection with the other end of the stud (16), and the buffer spring (18) is sleeved on the stud (16).

3. A naphtha non-hydroupgrading device according to claim 2, characterized in that the buffer spring (18) is located between the scraper (19) and the connecting plate (14), and the buffer spring (18) is always in a compressed state.

4. The non-hydroupgrading device of naphtha according to claim 2, characterized in that, drive structure includes cam (7), sliding sleeve (10), lug (11), slide bar (12) and compression spring (13), cam (7) rigid coupling is in driven gear (6) below on minor axis (4), sliding sleeve (10) rigid coupling is in on the ring gear bottom surface, slide bar (12) slidable connection in sliding sleeve (10), lug (11) rigid coupling is in on the one end of slide bar (12), lug (11) can support and lean on cam (7), the other end rigid coupling of slide bar (12) is in on link plate (14), compression spring (13) cover is established on slide bar (12) between sliding sleeve (10) and lug (11).

5. The non-hydroupgrading device of naphtha according to claim 1, characterized in that disc (9) upper surface mounting has the secondary stirring structure, the secondary stirring structure includes slide plate (20), reset spring (21), screw (22) and slide tube (23), the vertical rigid coupling of slide tube (23) is in disc (9) upper surface, slide tube (23) bottom with pivot (3) top rigid coupling together, the vertical cartridge of slide plate (20) is in slide tube (23), screw (22) rigid coupling is in slide plate (20) top, reset spring (21) cover is established on slide plate (20).

6. The non-hydroupgrading device of naphtha according to claim 1, characterized in that, stirring rake (24) includes auger and a plurality of bracing piece, the vertical rigid coupling of bracing piece is in installation pipe (8) top, the bracing piece is in on same circumference, the auger rigid coupling is in on the bracing piece.