CN215586437U

CN215586437U - Cyclohexane dehydrogenation reactor convenient to disassemble and assemble

Info

Publication number: CN215586437U
Application number: CN202122077492.2U
Authority: CN
Inventors: 刘期敏; 程新生; 马月宏; 邱作亮
Original assignee: Fujian Eversun Technology Co ltd
Current assignee: Fujian Eversun Technology Co ltd
Priority date: 2021-08-31
Filing date: 2021-08-31
Publication date: 2022-01-21
Anticipated expiration: 2031-08-31

Abstract

The utility model discloses a cyclohexane dehydrogenation reactor convenient to assemble and disassemble, which belongs to the technical field of cyclohexane dehydrogenation reactors and comprises a reaction tank, wherein a cover body is movably connected with an opening at the top end of the reaction tank, a feeding pipe is fixed at a feeding port at the top end of the cover body, a feeding cylinder fixed at a through hole at the top end of the cover body is also arranged on one side of the feeding pipe, a double-shaft motor is also fixed at the top end of the reaction tank through a T-shaped support, an intermittent feeding mechanism is connected between the double-shaft motor and the feeding cylinder, a reciprocating lifting type mixing mechanism is connected between the double-shaft motor and the cover body, a discharging port is fixed at a discharging port at the bottom end of the reaction tank, the intermittent feeding mechanism comprises a feeding port arranged on the inner bottom wall of the feeding cylinder, and a blocking block is movably connected at the feeding port; through the setting of intermittent type feed mechanism, can make the catalyst in the feed cylinder can the intermittent type enter into the retort to stir the mixing reaction with the reactant, prevent that the catalyst once only from entering too much, and lead to the violent dangerous phenomenon that produces of reaction.

Description

Cyclohexane dehydrogenation reactor convenient to disassemble and assemble

Technical Field

The utility model belongs to the technical field of cyclohexane dehydrogenation reactors, and particularly relates to a cyclohexane dehydrogenation reactor convenient to disassemble and assemble.

Background

Cyclohexane is an organic compound of formula C6H12, and is a colorless, pungent liquid. Is insoluble in water and soluble in most organic solvents. Is extremely easy to burn. Generally used as a common solvent, a chromatographic analysis standard substance and used for organic synthesis, can be applied to resin, paint, fat and paraffin oil, and can also be used for preparing organic matters such as cyclohexanol, cyclohexanone and the like.

At present, when a cyclohexane dehydrogenation process is carried out, a cyclohexane dehydrogenation reactor is needed, but the conventional cyclohexane dehydrogenation reactor cannot intermittently feed a catalyst, the catalyst is generally injected into the reactor at one time, the reaction is violent and dangerous, and meanwhile, when the catalyst and reactants are mixed and stirred, the reaction is insufficient, and products after the reaction are easy to adhere to the inner wall of the reactor, so that the subsequent cleaning is inconvenient, and certain disadvantages exist in use.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a cyclohexane dehydrogenation reactor convenient to disassemble and assemble so as to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: a cyclohexane dehydrogenation reactor convenient to disassemble and assemble comprises a reaction tank, wherein a top end opening of the reaction tank is movably connected with a cover body, a feeding pipe is fixed at a top end feeding port of the cover body, a feeding cylinder fixed at a top end penetrating port of the cover body is further arranged on one side of the feeding pipe, a double-shaft motor is further fixed at the top end of the reaction tank through a T-shaped support, an intermittent feeding mechanism is connected between the double-shaft motor and the feeding cylinder, a reciprocating lifting type mixing mechanism is connected between the double-shaft motor and the cover body, a discharging port is fixed at a bottom end discharging port of the reaction tank, the intermittent feeding mechanism comprises a feeding port arranged on the inner bottom wall of the feeding cylinder, a material blocking block is movably connected at the feeding port, a connecting rod is fixed at the top end of the material blocking block, a lifting rod is fixed at the top end of the connecting rod, a vertical rod is slidably connected at one end of the lifting rod, the vertical rod is fixed at the top end of the reaction tank, and a rotating shaft is further rotatably connected on the T-shaped support, the one end of pivot is fixed with the carousel, and the other end is fixed with bevel gear one, and one side meshing of bevel gear one is connected with bevel gear two, and the surface edge of carousel is fixed with the guide post, and the outside movable sleeve of guide post is equipped with the guide bar, and the guide bar is fixed on the top of lifter.

As a preferred embodiment, supporting legs are fixed around the bottom end of the reaction tank, connecting blocks are fixed on two side walls of the cover body, electric push rods fixed on the side walls of the reaction tank through the supporting blocks are arranged below the connecting blocks, and the telescopic ends of the electric push rods are connected with the bottom ends of the corresponding connecting blocks.

As a preferred embodiment, a sliding seat is fixed at one end of the lifting rod, a sliding groove matched with the sliding seat is formed in the vertical rod, a guide channel matched with the guide column is formed in the guide rod, and an upper output shaft of the double-shaft motor is connected with a mounting shaft hole of the bevel gear II.

As a preferred embodiment, the reciprocating lifting type mixing mechanism comprises three sliding rods fixed on the inner top wall of the cover body, sliding sleeves are sleeved on the outer sides of the sliding rods in a sliding mode, the outer sides of the three sliding sleeves are fixedly connected with the same lifting ring, a scraping plate with a circular cross section is fixed on the outer side of the lifting ring through four fixing bolts, through holes matched with the fixing bolts are formed in the lifting ring, and screw openings matched with the fixing bolts are formed in the inner side of the scraping plate.

In a preferred embodiment, a connecting plate is fixed on the inner side of the lifting ring, a reciprocating screw rod is further screwed on the lifting ring, the top end of the reciprocating screw rod is rotatably connected to the inner top wall of the cover body, and the top end of the reciprocating screw rod extends to the top of the cover body and is fixedly connected with a first belt pulley.

As a preferred embodiment, the connecting plate is rotatably connected with a spline housing, a spline shaft is slidably connected in a mounting shaft hole of the spline housing, the top end of the spline shaft is rotatably connected to the inner top wall of the cover body, the top end of the spline shaft extends to the top of the cover body and is fixedly connected with a second belt pulley, a transmission belt is connected between the second belt pulley and the first belt pulley in a transmission manner, and two symmetrical stirring blades are fixed on the periphery of the outer wall of the spline housing.

Compared with the prior art, the cyclohexane dehydrogenation reactor convenient to disassemble and assemble provided by the utility model at least comprises the following beneficial effects:

(1) through the arrangement of the intermittent feeding mechanism, the catalyst in the feeding cylinder can intermittently enter the reaction tank and is stirred, mixed and reacted with reactants, so that the phenomenon that the catalyst enters too much at one time to cause severe reaction and generate danger is prevented;

(2) through the arrangement of the reciprocating lifting type mixing mechanism, the scraping plate can reciprocate, lift and scrape, and the spline sleeve can reciprocate on the spline shaft to lift, so that the stirring blades on the outer wall of the spline sleeve can fully stir and mix the catalyst and the reactant, the mixing efficiency is greatly improved, and meanwhile, the reaction product can be prevented from being attached to the inner wall of the reaction tank, and convenience is brought to the later-stage cleaning of the reaction tank;

(3) when the scraper blade is dismantled to change as required, through starting two electric putter, promote that each part on the lid all shifts up, when the bottom of reciprocal lead screw, integral key shaft and three slide bar is higher than respectively in the retort top, and with the position that the lifting ring drive is to being close to reciprocal lead screw, integral key shaft and three slide bar bottom, then, the manual work is not hard up its four fixing bolt through outside spanner, can take out the scraper blade, makes things convenient for tearing open of scraper blade and trades.

Drawings

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

FIG. 2 is a schematic sectional view of a reaction tank of the present invention, which is obliquely viewed from above;

FIG. 3 is a schematic diagram of the reaction tank of the present invention viewed obliquely from below;

FIG. 4 is a schematic view of the unfolded fastening bolt of the present invention;

fig. 5 is an enlarged schematic view of the structure of the present invention at a.

In the figure: 1. a reaction tank; 2. supporting legs; 3. a cover body; 31. connecting blocks; 32. an electric push rod; 4. a feed pipe; 5. a feeding cylinder; 6. an intermittent feed mechanism; 601. a material blocking block; 602. a connecting rod; 603. a lifting rod; 604. a sliding seat; 605. a vertical rod; 606. a turntable; 607. a guide post; 608. a first bevel gear; 609. a second bevel gear; 610. a guide bar; 7. a double-shaft motor; 8. a reciprocating lifting type mixing mechanism; 801. a slide bar; 802. a sliding sleeve; 803. a lifting ring; 804. a squeegee; 805. a connecting plate; 806. a reciprocating screw rod; 807. a first belt pulley; 808. a second belt pulley; 809. a spline housing; 810. a spline shaft; 811. stirring blades; 812. a transmission belt; 813. fixing the bolt; 9. a discharge outlet.

Detailed Description

The present invention will be further described with reference to the following examples.

The following examples are intended to illustrate the utility model but are not intended to limit the scope of the utility model. The conditions in the embodiments can be further adjusted according to specific conditions, and simple modifications of the method of the present invention based on the concept of the present invention are within the scope of the claimed invention.

Referring to fig. 1-5, the utility model provides a cyclohexane dehydrogenation reactor convenient for disassembly and assembly, which comprises a reaction tank 1, support legs 2, a cover body 3, a connecting block 31, an electric push rod 32, a feed pipe 4, a feed cylinder 5, an intermittent feed mechanism 6, a blocking block 601, a connecting rod 602, a lifting rod 603, a sliding seat 604, a vertical rod 605, a rotary disc 606, a guide post 607, a bevel gear I608, a bevel gear II 609, a guide rod 610, a double-shaft motor 7, a reciprocating lifting mixing mechanism 8, a sliding rod 801, a sliding sleeve 802, a lifting ring 803, a scraping plate 804, a connecting plate 805, a reciprocating screw rod 806, a pulley I807, a pulley II 808, a spline sleeve 809, a spline shaft 810, a stirring blade 811, a transmission belt 812, a fixing bolt 813 and a discharge port 9, wherein the cover body 3 is movably connected to an opening at the top end of the reaction tank 1, the support legs 2 are fixed around the bottom end of the reaction tank 1, the connecting blocks 31 are fixed to two side walls of the cover body 3, an electric push rod 32 fixed on the side wall of the reaction tank 1 through a supporting block is arranged below each connecting block 31, the telescopic end of each electric push rod 32 is connected with the bottom end of the corresponding connecting block 31, a feeding pipe 4 is fixed at a feeding port at the top end of the cover body 3, a feeding cylinder 5 fixed at a through port at the top end of the cover body 3 is further arranged on one side of the feeding pipe 4, a double-shaft motor 7 is further fixed at the top end of the reaction tank 1 through a T-shaped support, an intermittent feeding mechanism 6 is connected between the double-shaft motor 7 and the feeding cylinder 5, a discharging port 9 is fixed at a discharging port at the bottom end of the reaction tank 1, the intermittent feeding mechanism 6 comprises a feeding port arranged on the inner bottom wall of the feeding cylinder 5, a plugging block 601 is movably connected at the feeding port, a sealing ring can be arranged at the movable connection part of the plugging block 601 and the feeding port, a connecting rod 602 is fixed at the top end of the connecting rod 602, and a lifting rod 603 is fixed at the top end of the connecting rod 602, one end sliding connection of lifter 603 has montant 605, montant 605 is fixed on the top of retort 1, still rotate on the T type support and be connected with the pivot, the one end of pivot is fixed with carousel 606, the other end is fixed with bevel gear 608, one side meshing of bevel gear 608 is connected with bevel gear 609, the surperficial edge of carousel 606 is fixed with guide post 607, the outside movable sleeve of guide post 607 is equipped with guide bar 610, guide bar 610 is fixed on the top of lifter 603, the one end of lifter 603 is fixed with sliding seat 604, set up the sliding tray with sliding tray 604 matched with on the montant 605, set up the direction passageway with guide post 607 matched with on the guide bar 610, the last output shaft of double-shaft motor 7 links to each other with the installation shaft hole of bevel gear 609, the swing joint department of retort 1 and its lid 3 is provided with the sealing washer, guarantee swing joint's leakproofness between retort 1 and its lid 3.

A reciprocating lifting type mixing mechanism 8 is connected between the double-shaft motor 7 and the cover body 3, the reciprocating lifting type mixing mechanism 8 comprises three sliding rods 801 fixed on the inner top wall of the cover body 3, sliding sleeves 802 are sleeved on the outer sides of the sliding rods 801 in a sliding manner, the same lifting ring 803 is fixedly connected on the outer sides of the three sliding sleeves 802, a scraping plate 804 with a circular cross section is fixed on the outer side of the lifting ring 803 through four fixing bolts 813, through holes matched with the fixing bolts 813 are formed in the lifting ring 803, screw sockets matched with the fixing bolts 813 are formed in the inner side of the scraping plate 804, the through holes and the screw sockets are not shown in the figure, the implementation of the whole scheme is not affected, a connecting plate 805 is fixed on the inner side of the lifting ring 803, a reciprocating screw rod 806 is also connected on the lifting ring 803 in a spiral manner, the top end of the reciprocating screw rod 806 is rotatably connected on the inner top wall of the cover body 3, and the top end of the reciprocating screw rod 806 extends to the top of the cover body 3, a first belt pulley 807 is fixedly connected, a spline housing 809 is rotatably connected on the connecting plate 805, a spline shaft 810 is slidably connected in a mounting shaft hole of the spline housing 809, the top end of the spline shaft 810 is rotatably connected on the inner top wall of the cover body 3, the top end of the spline shaft 810 extends to the top of the cover body 3, a second belt pulley 808 is fixedly connected, the top end extension part of the spline shaft 810 is also connected with the lower end output shaft of the double-shaft motor 7, a transmission belt 812 is in transmission connection between the second belt pulley 808 and the first belt pulley 807, two symmetrical stirring blades 811 are fixed on the periphery of the outer wall of the spline housing 809, the reciprocating screw rod 806, the spline shaft 810 and the bottom ends of three sliding rods 801 of the spline shaft 806 are not connected with the inner bottom wall of the reaction tank 1 and are spaced from the inner bottom wall of the reaction tank 1, the outer side of the scraping plate 804 is attached to the inner part of the reaction tank 1, the spline housing 809 is sleeved on the outer side of the spline shaft 810 in a sliding mode, and the spline shaft 810 can be driven to rotate when rotating.

The working principle is as follows: when the reactor is used, catalytic powder is poured into the feeding cylinder 5, reactants are injected into the reaction tank 1 from the feeding pipe 4, the double-shaft motor 7 is started, the bevel gear II 609 rotates and drives the rotating shaft connected with the bevel gear I608 to rotate, the rotating disc 606 and the guide post 607 are driven to rotate, the guide post 607 is matched with the arrangement of the guide channel on the guide rod 610, the lifting rod 603 reciprocates on the vertical rod 605 through the sliding seat 604, the material blocking block 601 connected with the connecting rod 602 can intermittently block the feeding port, so that the catalyst in the feeding cylinder 5 can intermittently enter the reaction tank 1 and can be stirred and mixed with the reactants to prevent the excessive catalyst from entering at one time to cause the dangerous phenomenon due to violent reaction, and then the spline shaft 810 rotates and drives the spline sleeve 809 to rotate, so that the stirring blades 811 outside the spline sleeve 809 stir and mix the reactants and the catalyst, meanwhile, the first belt pulley 807 and the second belt pulley 808 are in transmission connection through a transmission belt 812, so that the reciprocating screw rod 806 rotates, the reciprocating screw rod 806 is in spiral connection with the lifting ring 803, so that the lifting ring 803 can perform reciprocating lifting movement in the reaction tank 1 through the arrangement of the slide bars 801 and the sliding sleeve 802, meanwhile, the scraper 804 scrapes reaction products attached to the inner wall of the reaction tank 1, when the scraper 804 needs to be disassembled and replaced, the two electric push rods 32 are started to push all parts on the cover body 3 to move upwards, when the bottom ends of the reciprocating screw rod 806, the spline shaft 810 and the three slide bars 801 are respectively higher than the top end of the reaction tank 1, the lifting ring 803 is driven to the positions close to the bottom ends of the reciprocating screw rod 806, the spline shaft 810 and the three slide bars 801, and then the scraper 804 can be taken out manually by loosening the four fixing bolts 813 thereof through an external wrench, the scraper 804 is convenient to disassemble and replace.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a cyclohexane dehydrogenation reactor convenient to dismouting, includes retort (1), its characterized in that: the device is characterized in that a cover body (3) is movably connected to the opening at the top end of the reaction tank (1), a feeding pipe (4) is fixed to the feeding port at the top end of the cover body (3), a feeding cylinder (5) fixed to the through hole at the top end of the cover body (3) is further arranged on one side of the feeding pipe (4), a double-shaft motor (7) is further fixed to the top end of the reaction tank (1) through a T-shaped support, an intermittent feeding mechanism (6) is connected between the double-shaft motor (7) and the feeding cylinder (5), a reciprocating lifting type mixing mechanism (8) is connected between the double-shaft motor (7) and the cover body (3), a discharge port (9) is fixed to the discharge port at the bottom end of the reaction tank (1), the intermittent feeding mechanism (6) comprises a feeding port arranged on the inner bottom wall of the feeding cylinder (5), a blocking block (601) is movably connected to the feeding port, a connecting rod (602) is fixed to the top end of the blocking block (601), and a lifting rod (603) is fixed to the top end of the connecting rod (602), one end sliding connection of lifter (603) has montant (605), the top in retort (1) is fixed in montant (605), it is connected with the pivot still to rotate on the T type support, the one end of pivot is fixed with carousel (606), the other end is fixed with bevel gear (608), one side meshing of bevel gear (608) is connected with bevel gear two (609), the surperficial edge of carousel (606) is fixed with guide post (607), the outside movable sleeve of guide post (607) is equipped with guide bar (610), the top at lifter (603) is fixed in guide bar (610).

2. A cyclohexane dehydrogenation reactor that is easy to disassemble and assemble according to claim 1, characterized in that: supporting legs (2) are fixed to the periphery of the bottom end of the reaction tank (1), connecting blocks (31) are fixed to the two side walls of the cover body (3), electric push rods (32) fixed to the side walls of the reaction tank (1) through supporting blocks are arranged below the connecting blocks (31), and the telescopic ends of the electric push rods (32) are connected with the bottom ends of the corresponding connecting blocks (31).

3. A cyclohexane dehydrogenation reactor that is easy to disassemble and assemble according to claim 1, characterized in that: one end of the lifting rod (603) is fixed with a sliding seat (604), a sliding groove matched with the sliding seat (604) is formed in the vertical rod (605), a guide channel matched with the guide column (607) is formed in the guide rod (610), and an upper output shaft of the double-shaft motor (7) is connected with a mounting shaft hole of the bevel gear II (609).

4. A cyclohexane dehydrogenation reactor that is easy to disassemble and assemble according to claim 1, characterized in that: reciprocating lifting type mixing mechanism (8) is including fixing three slide bar (801) on roof in lid (3), sliding sleeve (802) have all been cup jointed in the outside of slide bar (801) slip, the outside rigid coupling of three sliding sleeve (802) has same lifting ring (803), the outside of lifting ring (803) is fixed with transversal annular scraper blade (804) of personally submitting through four fixing bolt (813), all seted up on lifting ring (803) with fixing bolt (813) matched with through hole, the inboard of scraper blade (804) is all seted up with fixing bolt (813) matched with screw socket.

5. A cyclohexane dehydrogenation reactor which is easy to disassemble and assemble according to claim 4, characterized in that: the inner side of the lifting ring (803) is fixedly provided with a connecting plate (805), the lifting ring (803) is further spirally connected with a reciprocating screw rod (806), the top end of the reciprocating screw rod (806) is rotatably connected to the inner top wall of the cover body (3), and the top end of the reciprocating screw rod (806) extends to the top of the cover body (3) and is fixedly connected with a first belt pulley (807).

6. A cyclohexane dehydrogenation reactor that is easy to disassemble and assemble according to claim 5, characterized in that: the connecting plate (805) is connected with a spline housing (809) in a rotating mode, a spline shaft (810) is connected in a sliding mode in an installation shaft hole of the spline housing (809), the top end of the spline shaft (810) is connected to the inner top wall of the cover body (3) in a rotating mode, the top end of the spline shaft (810) extends to the top of the cover body (3), a second belt pulley (808) is fixedly connected to the top wall of the cover body, a transmission belt (812) is connected between the second belt pulley (808) and the first belt pulley (807) in a transmission mode, and two symmetrical stirring blades (811) are fixed on the periphery of the outer wall of the spline housing (809).