A horizontal alkylation reactor

Abstract

The utility model provides a horizontal alkylation reactor, comprising a reactor body, wherein a cooling pipe is arranged in the reactor body, a raw material inlet, a circulating acid inlet and a cooling liquid inlet are arranged in sequence on the reactor body, a mixture outlet, an acid outlet and a cooling liquid outlet are fixedly arranged at the bottom of the reactor body, and a protective shell is fixedly arranged on the outside of the reactor body. The utility model provides a primary shock-absorbing component, a shock-absorbing spring, a shock-absorbing damping and a shock-absorbing rubber ring to simultaneously damp a fixed plate from two directions, the shock-absorbing spring performs preliminary shock-absorbing, when the vibration amplitude is too large, the fixed plate is pressed down to contact the shock-absorbing rubber ring, and the shock-absorbing spring is cooperated to perform double shock-absorbing, thereby improving the shock-absorbing efficiency, and provides a secondary shock-absorbing component, a damping shock absorber and a shock-absorbing rod to damp a support plate, when the vibration amplitude of the support plate is too large, the shock-absorbing rod will squeeze the shock-absorbing block under the action of vibration, and the shock-absorbing block is damped again by the second shock-absorbing spring, thereby achieving a better shock-absorbing effect.

Description

Technical Field

[0001] The utility model relates to the field of petrochemical equipment, in particular to a horizontal alkylation reactor. Background Art

[0002] The horizontal alkylation reactor is an important equipment in the petroleum refining industry. Its background technology mainly involves the principle of alkylation reaction, the design and operation mode of the reactor. The alkylation reaction is an important chemical reaction. It usually uses sulfuric acid or hydrofluoric acid as a catalyst to react isobutane with (iso)butylene to produce alkylate oil. The design of this reactor is to optimize this process and ensure that the reaction is carried out at the appropriate temperature, pressure and catalyst concentration to obtain high-quality products. The horizontal alkylation reactor is mainly composed of a reactor body, a stirring device, a sealing system and a transmission system. Among them, the reactor body is usually composed of a shell, an inner tube, a tube bundle, a tube box and other parts, and the main internal medium is hydrocarbon and sulfuric acid. The stirring device is used to fully mix the reactants to promote the reaction. The sealing system and the transmission system ensure the safe operation and efficient operation of the reactor.

[0003] Publication No. "CN220531556U" provides a horizontal alkylation reactor with a dry gas seal, including an alkylation reactor body and a mixing drum body, wherein a plurality of U-shaped tube bodies are arranged inside the mixing drum body, and a plurality of support plates are fixedly connected between the outer walls of the plurality of U-shaped tube bodies, and the characteristic is that the bottom of the support plate is rotatably connected to two shafts, and the shafts penetrate the mixing drum body and are rotatably connected thereto. In this utility model, two shafts are rotatably connected to the bottom of the support plate, and the support plate is supported by the two rotating shafts. The plurality of baffles on the support plate can disrupt the eddy current at the edge, and starting the dual-axis motor can drive the plurality of shafts to rotate continuously, so as to gain time for forming a passivation film and extend the service life of the shafts, and the spoiler rod can disrupt the emulsion around the shafts, so as to alleviate the eddy current state near the support plate, and is convenient to use.

[0004] However, the above technical solutions and the prior art have the following defects:

[0005] When the above-mentioned reactor is working, vibrations are often generated due to factors such as material flow during the reaction, rotation of the agitator, and temperature and pressure changes inside the reactor. If the vibration is not damped, excessive vibrations may have an adverse effect on the stable operation and safety of the reactor. Utility Model Content

[0006] The purpose of the utility model is to provide a horizontal alkylation reactor to solve the problems raised in the above background technology.

[0007] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0008] A horizontal alkylation reactor, comprising a reactor body, wherein a cooling pipe is arranged in the reactor body, a raw material inlet, a circulating acid inlet and a cooling liquid inlet are arranged in sequence on the reactor body, a mixture outlet, an acid outlet and a cooling liquid outlet are fixedly arranged at the bottom of the reactor body, and a protective shell is fixedly arranged outside the reactor body;

[0009] A primary shock absorbing assembly, which is arranged on the protective shell and is used to perform preliminary shock absorption on the vibration generated by the reactor body;

[0010] The secondary shock absorbing component is arranged on the protective shell and is used for performing secondary shock absorption on the vibration generated by the reactor body.

[0011] Preferably, the primary shock absorbing assembly includes a fixing plate fixedly arranged on both sides of the protective shell, a supporting plate is arranged on one side of the fixing plate, the fixing plate and the supporting plate are fixedly connected by a shock absorbing spring and a shock absorbing damper, the shock absorbing damper is arranged in the circle of the shock absorbing spring, the shock absorbing damper and the shock absorbing spring are equidistantly arranged on the supporting plate, and the fixing plate and the supporting plate are fixedly connected by a rubber ring assembly.

[0012] Preferably, the rubber ring assembly includes a plurality of first connecting rods equidistantly fixedly arranged on one side of the fixed plate, a plurality of second connecting rods equidistantly fixedly arranged on one side of the support plate, a shock-absorbing rubber ring is fixedly arranged on the second connecting rod, and the shock-absorbing rubber ring is movably mounted on the first connecting rod.

[0013] Preferably, the secondary shock-absorbing assembly includes a damping shock absorber fixedly and symmetrically arranged at the bottom of the support plate, a fixed base fixedly arranged at the bottom of the damping shock absorber, an upper hinge fixedly arranged at the bottom of the support plate, movable grooves symmetrically opened on the fixed base, a guide rod fixedly arranged in the movable groove, a shock-absorbing block movably sleeved on the guide rod, the shock-absorbing block and the inner wall of the movable groove are fixedly connected by a second shock-absorbing spring, a lower hinge fixedly arranged on the shock-absorbing block, and the lower hinge and the upper hinge are rotatably connected by the shock-absorbing rod.

[0014] Preferably, the support plate is in an "L" shape, and the support plate and two corresponding surfaces of the fixing plate are fixedly connected via a shock-absorbing spring, a shock-absorbing damper and a rubber ring assembly.

[0015] Preferably, the protective shell is made of sound insulation material.

[0016] Preferably, the fixed base is made of wear-resistant rubber material.

[0017] Compared with the prior art, the beneficial effects of the utility model are:

[0018] 1. The utility model sets a shock-absorbing component, and uses a shock-absorbing spring, a shock-absorbing damper and a shock-absorbing rubber ring to simultaneously absorb shock to the fixed plate from two directions. The shock-absorbing spring performs preliminary shock absorption. When the vibration amplitude is too large, the fixed plate will be pressed down to contact the shock-absorbing rubber ring, and the shock-absorbing spring will cooperate with the shock-absorbing spring to perform double shock absorption, thereby improving the shock absorption efficiency.

[0019] 2. The utility model sets a secondary shock-absorbing component to reduce the vibration of the support plate through the damping shock absorber and the shock-absorbing rod. When the vibration amplitude of the support plate is too large, the shock-absorbing rod will squeeze the shock-absorbing block under the action of vibration, and the shock-absorbing block will reduce the vibration again through the second shock-absorbing spring, so that the shock-absorbing effect is better and more stable. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 It is a three-dimensional schematic diagram of the overall structure of the utility model;

[0021] Figure 2 It is a three-dimensional schematic diagram of the internal structure of the reactor body of the utility model;

[0022] Figure 3 It is a three-dimensional schematic diagram of the primary shock absorbing component structure of the utility model;

[0023] Figure 4 It is a three-dimensional schematic diagram of the internal structure of the primary shock absorbing component of the utility model;

[0024] Figure 5 It is a three-dimensional schematic diagram of the secondary shock absorbing component structure of the utility model.

[0025] In the figure: 1. reactor body; 2. cooling pipe; 3. raw material inlet; 4. circulating acid inlet; 5. coolant inlet; 6. mixture outlet; 7. acid outlet; 8. coolant outlet; 9. protective shell; 10. fixing plate; 11. supporting plate; 12. shock absorbing spring; 13. shock absorbing damping; 14. first connecting rod; 15. second connecting rod; 16. shock absorbing rubber ring; 17. damping shock absorber; 18. fixed base; 19. upper hinge; 20. movable groove; 21. guide rod; 22. shock absorbing block; 23. second shock absorbing spring; 24. lower hinge; 25. shock absorbing rod. DETAILED DESCRIPTION

[0026] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0027] See also Figure 1-5 , the utility model provides a technical solution:

[0028] Embodiment 1:

[0029] A horizontal alkylation reactor comprises a reactor body 1, a cooling pipe 2 is arranged in the reactor body 1, a raw material inlet 3, a circulating acid inlet 4 and a cooling liquid inlet 5 are arranged in sequence on the reactor body 1, a mixture outlet 6, an acid outlet 7 and a cooling liquid outlet 8 are fixedly arranged at the bottom of the reactor body 1, and a protective shell 9 is fixedly arranged on the outside of the reactor body 1, and the protective shell 9 is made of sound insulation material;

[0030] In this embodiment, the reactor body 1 can perform an alkylation reaction, the cooling tube 2 can perform cooling, the protective shell 9 can protect the reactor body 1, and improve the service life of the device. At the same time, the sound insulation material can reduce the noise emitted by the device. The protective shell 9 completely wraps the reactor body 1 except for the inlet and outlet, and the coverage is complete, and the protection is better.

[0031] A primary shock absorbing assembly, which is arranged on the protective shell 9 and is used to perform preliminary shock absorption on the vibration generated by the reactor body 1;

[0032] The secondary shock absorbing component is arranged on the protective shell 9 and is used for performing secondary shock absorption on the vibration generated by the reactor body 1 .

[0033] Embodiment 2:

[0034] On the basis of the first embodiment, this embodiment describes one of the implementable structures of the primary shock absorbing assembly, the primary shock absorbing assembly includes a fixing plate 10 fixedly arranged on both sides of the protective shell 9, a support plate 11 is arranged on one side of the fixing plate 10, the fixing plate 10 and the support plate 11 are fixedly connected by a shock absorbing spring 12 and a shock absorbing damper 13, the shock absorbing damper 13 is arranged in the circle of the shock absorbing spring 12, the shock absorbing damper 13 and the shock absorbing spring 12 are arranged equidistantly on the support plate 11, and the fixing plate 10 and the support plate 11 are fixedly connected by a rubber ring assembly;

[0035] In this embodiment, the fixing plate 10 can fix the reactor body 1 in the protective shell 9, the support plate 11 supports and fixes the fixing plate 10, and the shock absorbing spring 12 cooperates with the shock absorbing damper 13 to absorb the vibration generated by the reactor body 1, and the shock absorbing effect is good.

[0036] Embodiment three:

[0037] On the basis of the second embodiment, this embodiment describes one of the implementable structures of the rubber ring assembly, the rubber ring assembly includes a plurality of first connecting rods 14 equidistantly fixedly arranged on one side of the fixed plate 10, a plurality of second connecting rods 15 equidistantly fixedly arranged on one side of the support plate 11, a shock-absorbing rubber ring 16 is fixedly arranged on the second connecting rod 15, the shock-absorbing rubber ring 16 is movably sleeved on the first connecting rod 14, the support plate 11 is an "L"-shaped arrangement, and the two corresponding surfaces of the support plate 11 and the fixed plate 10 are fixedly connected by a shock-absorbing spring 12, a shock-absorbing damping 13 and a rubber ring assembly;

[0038] In this embodiment, the shock-absorbing rubber ring 16 is arranged in the gap between the shock-absorbing springs 12, which can provide better support for the fixed plate 10 and more comprehensive shock absorption. The first connecting rod 14 can slide in the shock-absorbing rubber ring 16. When the vibration amplitude is too large, the fixed plate 10 will be pressed down. At this time, the first connecting rod 14 will slide downward, and the fixed plate 10 will contact the shock-absorbing rubber ring 16, and cooperate with the shock-absorbing spring 12 to perform double shock absorption, thereby improving the shock absorption efficiency. The "L"-shaped setting of the support plate 11 can enable the primary shock-absorbing component on the support plate 11 to absorb and support the fixed plate 10 from two directions, so that the shock absorption effect is better and more stable.

[0039] Embodiment 4:

[0040] On the basis of the first embodiment, this embodiment describes one of the implementable structures of the secondary shock absorbing assembly, the secondary shock absorbing assembly includes a damping shock absorber 17 fixedly and symmetrically arranged at the bottom of the support plate 11, a fixed base 18 is fixedly arranged at the bottom of the damping shock absorber 17, an upper hinge 19 is fixedly arranged at the bottom of the support plate 11, and a movable groove 20 is symmetrically opened on the fixed base 18, a guide rod 21 is fixedly arranged in the movable groove 20, a shock absorbing block 22 is movably sleeved on the guide rod 21, the shock absorbing block 22 and the inner wall of the movable groove 20 are fixedly connected by a second shock absorbing spring 23, a lower hinge 24 is fixedly arranged on the shock absorbing block 22, the lower hinge 24 and the upper hinge 19 are rotatably connected by a shock absorbing rod 25, and the fixed base 18 is made of wear-resistant rubber material;

[0041] In this embodiment, the damping shock absorber 17 can reduce the vibration on the support plate 11, the fixed base 18 can support and fix the entire device, the upper hinge 19 and the lower hinge 24 can enable the shock absorbing rod 25 to connect the support plate 11 and the fixed base 18, and the shock absorbing block 22 can move along the guide rod 21 in the movable groove 20. When the vibration amplitude of the support plate 11 is too large, the shock absorbing rod 25 will squeeze the shock absorbing block 22 under the action of the vibration, and the shock absorbing block 22 is damped by the second shock absorbing spring 23, so that the shock absorbing effect is better and more stable.

[0042] The reactor body 1 and the damping shock absorber 17 are devices or equipment existing in the prior art, or are devices or equipment that can be realized in the prior art, and the specifications and models of the reactor body 1 and the damping shock absorber 17 are well known to those skilled in the art and will not be described in detail here.

[0043] Working principle: When the reactor body 1 is working, vibration will be generated. At this time, the shock-absorbing spring 12, shock-absorbing damping 13 and shock-absorbing rubber ring 16 on the support plate 11 will simultaneously absorb the shock of the fixed plate 10 from two directions. The shock-absorbing spring 12 and the shock-absorbing damping 13 will perform preliminary shock absorption. When the vibration amplitude is too large, the fixed plate 10 will be pressed down to contact the shock-absorbing rubber ring 16, and the shock-absorbing spring 12 and the shock-absorbing damping 13 will perform double shock absorption, thereby improving the shock absorption efficiency. When the support plate 11 vibrates, the damping shock absorber 17 and the shock-absorbing rod 25 will absorb the shock of the support plate 11. When the vibration amplitude of the support plate 11 is too large, the shock-absorbing rod 25 will squeeze the shock-absorbing block 22 under the action of the vibration, and the shock-absorbing block 22 will absorb the shock through the second shock-absorbing spring 23, so that the shock absorption effect is better and more stable.

[0044] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A horizontal alkylation reactor, comprising a reactor body (1), characterized in that: A cooling pipe (2) is arranged inside the reactor body (1); a raw material inlet (3), a circulating acid inlet (4) and a cooling liquid inlet (5) are arranged in sequence on the reactor body (1); a mixture outlet (6), an acid outlet (7) and a cooling liquid outlet (8) are fixedly arranged at the bottom of the reactor body (1); and a protective shell (9) is fixedly arranged outside the reactor body (1); A primary shock absorbing component, which is arranged on the protective shell (9) and is used to perform preliminary shock absorption on the vibration generated by the reactor body (1); A secondary shock absorbing component is arranged on the protective shell (9) and is used for performing secondary shock absorption on the vibration generated by the reactor body (1).

2. A horizontal alkylation reactor according to claim 1, characterized in that: The primary shock absorbing assembly comprises a fixing plate (10) fixedly arranged on both sides of the protective shell (9); a supporting plate (11) is arranged on one side of the fixing plate (10); the fixing plate (10) and the supporting plate (11) are fixedly connected via a shock absorbing spring (12) and a shock absorbing damper (13); the shock absorbing damper (13) is arranged in the circle of the shock absorbing spring (12); the shock absorbing damper (13) and the shock absorbing spring (12) are arranged equidistantly on the supporting plate (11); and the fixing plate (10) and the supporting plate (11) are fixedly connected via a rubber ring assembly.

3. A horizontal alkylation reactor according to claim 2, characterized in that: The rubber ring assembly comprises a plurality of first connecting rods (14) equidistantly fixedly arranged on one side of the fixing plate (10), a plurality of second connecting rods (15) equidistantly fixedly arranged on one side of the supporting plate (11), a shock-absorbing rubber ring (16) fixedly arranged on the second connecting rod (15), and the shock-absorbing rubber ring (16) movably sleeved on the first connecting rod (14).

4. A horizontal alkylation reactor according to claim 1, characterized in that: The secondary shock absorbing assembly comprises a damping shock absorber (17) fixedly and symmetrically arranged at the bottom of a support plate (11); a fixed base (18) is fixedly arranged at the bottom of the damping shock absorber (17); an upper hinge (19) is fixedly arranged at the bottom of the support plate (11); a movable groove (20) is symmetrically opened on the fixed base (18); a guide rod (21) is fixedly arranged in the movable groove (20); a shock absorbing block (22) is movably sleeved on the guide rod (21); the shock absorbing block (22) and the inner wall of the movable groove (20) are fixedly connected by a second shock absorbing spring (23); a lower hinge (24) is fixedly arranged on the shock absorbing block (22); and the lower hinge (24) and the upper hinge (19) are rotatably connected by a shock absorbing rod (25).

5. A horizontal alkylation reactor according to claim 2, characterized in that: The support plate (11) is arranged in an "L" shape, and the support plate (11) and two corresponding surfaces of the fixing plate (10) are fixedly connected via a shock absorbing spring (12), a shock absorbing damper (13) and a rubber ring assembly.

6. A horizontal alkylation reactor according to claim 2, characterized in that: The protective shell (9) is made of sound insulation material.

7. A horizontal alkylation reactor according to claim 4, characterized in that: The fixed base (18) is made of wear-resistant rubber material.

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