CN210994229U

CN210994229U - Reactor for coal liquefaction

Info

Publication number: CN210994229U
Application number: CN201921957518.9U
Authority: CN
Inventors: 车建; 牛志峰; 刘少林; 高飞
Original assignee: Inner Mongolia Huangtaolegai Coal Co ltd
Current assignee: Inner Mongolia Huangtaolegai Coal Co ltd
Priority date: 2019-11-13
Filing date: 2019-11-13
Publication date: 2020-07-14
Anticipated expiration: 2029-11-13

Abstract

The utility model discloses a reactor for coal liquefaction, including the reaction barrel, a gas-liquid separation mechanism for separating reaction product and coal slurry, a throw material mechanism and catalysis mechanism for putting in the material, gas-liquid separation mechanism is connected to reaction barrel one side, catalysis mechanism installs on the reaction barrel, the reaction barrel below is provided with throws the material mechanism, still including the circulation mechanism that is used for circulation reaction and the rabbling mechanism that is used for stirring the reactant, circulation mechanism includes the circulating pipe, the circulation cover, the circulating pump, the circulation discharge gate, the circulation feed inlet, the circulating pipe runs through the reaction barrel and connects one side circulating pump, the circulating pipe both ends are provided with circulation feed inlet and circulation discharge gate respectively, circulation feed inlet top cover has the circulation cover, rabbling mechanism installs in the reaction barrel top. The beneficial effects are as follows: the phenomenon of deposition or coking in the reactor easily in the liquefaction reaction is avoided, the stability of the device is ensured, and the efficiency is improved.

Description

Reactor for coal liquefaction

Technical Field

The utility model relates to a coal chemical industry technical field especially relates to a reactor for coal liquefaction.

Background

The coal is used for replacing oil, which is a very important energy policy in China, and the direct coal liquefaction technology has very important significance for getting rid of the situation of petroleum shortage in China. The coal-to-liquid technology is a clean and efficient coal utilization technology, meets the national requirements of improving energy benefits and reducing emission pollution, can ensure national petroleum safety, and has a very wide popularization and application prospect. However, in the coal liquefaction reaction, deposition or coking is likely to occur in the reactor, and particularly, the normal operation of the reactor is seriously affected at the bottom, the wall surface, the top and the part with the internal components, and the operation of the device is unstable.

SUMMERY OF THE UTILITY MODEL

The purpose of the utility model is to solve the above mentioned problem that the deposition or coking phenomenon is easy to occur in the reactor in the coal liquefaction reaction, especially in the bottom, wall, top and the position with internals, which seriously affects the normal operation of the reactor and leads to the unstable operation of the device.

The utility model discloses a following technical scheme realizes above-mentioned purpose:

the utility model provides a reactor for coal liquefaction, includes the reaction barrel, is used for separating the gas-liquid separation mechanism of reaction product and coal slurry, is used for throwing the material throw material mechanism and the catalytic mechanism of input material, reaction barrel one side is connected gas-liquid separation mechanism, catalytic mechanism installs on the reaction barrel, the reaction barrel below is provided with throw material mechanism, still including the circulation mechanism that is used for circulation reaction and the rabbling mechanism that is used for stirring the reactant, circulation mechanism includes circulating pipe, circulation cover, circulating pump, circulation discharge gate, circulation feed inlet, the circulating pipe runs through one side is connected to the reaction barrel the circulating pump, the circulating pipe both ends are provided with respectively the circulation feed inlet with the circulation discharge gate, circulation feed inlet top cover has the circulation cover, rabbling mechanism installs the reaction barrel top.

Preferably, rabbling mechanism includes install bin, motor, pivot, sleeve, bearing, stirring fan blade, driving pulley, from the driving pulley, drive belt, the install bin is installed the reaction barrel top, install the install bin top the motor, the output of motor runs through the install bin is connected driving pulley, driving pulley passes through the drive belt is connected from the driving pulley, from the driving pulley passes through splined connection the pivot, the pivot below is connected the sleeve, sleeve and inside pass through between the circulating pipe the bearing is connected, the sleeve cup joints stirring fan blade.

So set up, the motor starts through the drive belt transmission drives the flabellum rotates to stir the reactant, the going on of reaction is accelerated.

Preferably, rabbling mechanism includes install bin, motor, pivot, sleeve, bearing, stirring fan blade, driving gear, driven gear, the install bin is installed the reaction barrel top, install the install bin top the motor, the output of motor runs through the install bin is connected the driving gear, driving gear and one side driven gear intermeshing, driven gear passes through splined connection the pivot, the pivot below is connected the sleeve, sleeve and inside pass through between the circulating pipe the bearing is connected, the sleeve cup joints outward stirring fan blade.

So set up, the motor starts through the driving gear with driven gear transmission drives the flabellum rotates to stir the reactant, go on of reaction with higher speed.

Preferably, the reaction barrel comprises a barrel body, a barrel cover and a fastening plate, wherein the barrel cover is arranged above the barrel body, and the barrel body and the barrel cover are fastened together through the fastening plate.

So set up, through the mounting plate reinforcement the staving with the connection of bung guarantees the leakproofness of reactor.

Preferably, the gas-liquid separation mechanism comprises a discharge pipe, a gas-liquid separator, a reaction product outlet and a coal slurry outlet, one side of the discharge pipe is connected with the gas-liquid separator, the reactant outlet is arranged at the upper end of the gas-liquid separator, and the coal slurry outlet is arranged at the lower end of the gas-liquid separator.

So set up, separate the mixture through gas-liquid separator, collect respectively the utilization to product and coal slurry.

Preferably, the feeding mechanism comprises a feeding port, a sieve plate and distributors, the feeding port is arranged below the reaction barrel, the sieve plate is arranged in the reaction barrel, and the sieve plate is provided with four distributors.

So set up, all inject the supplies into the reactor through the said distributer.

Preferably, the catalytic mechanism comprises a catalyst inlet and a waste catalyst outlet, the catalyst inlet is arranged above the reaction barrel, and the waste catalyst outlet is arranged below the reaction barrel.

So set up catalytic mechanism makes things convenient for input and the discharge of catalyst.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. the materials are subjected to cyclic reaction by the circulating mechanism, so that the materials can be kept to be separated in the circulating cover, and the gas layer at the top of the reactor is stable, so that the circulating cup is filled with liquid, the top of the reactor can be continuously flushed by the materials, and the deposition and coking of the materials at the top of the reactor and in the circulating cup are prevented;

2. the stirring mechanism is used for stirring the materials, so that the materials can uniformly flow, a gas-liquid interface is stable, and coking on the upper part and the lower part of the sieve plate and wall hanging on the barrel body are avoided.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.

FIG. 1 is a schematic diagram of a reactor for coal liquefaction according to the present invention;

FIG. 2 is a front view of a reactor for coal liquefaction according to the present invention;

FIG. 3 is a schematic diagram showing the internal structure of example 1 of a reactor for coal liquefaction according to the present invention;

fig. 4 is a schematic diagram of the internal structure of a reactor for coal liquefaction in accordance with the present invention, example 2.

The reference numerals are explained below:

1. a reaction barrel; 11. a barrel body; 12. a barrel cover; 13. a fastening plate; 2. a circulating mechanism; 21. a circulation pipe; 22. a circulation cover; 23. a circulation pump; 24. a circular discharge hole; 25. a circulating feed inlet; 3. a gas-liquid separation mechanism; 31. a discharge pipe; 32. a gas-liquid separator; 33. a reaction product outlet; 34. a coal slurry outlet; 4. a stirring mechanism; 41. installing a box; 42. a motor; 43. a rotating shaft; 44. a sleeve; 45. a bearing; 46. a stirring fan blade; 47. a driving pulley; 48. a driven pulley; 49. a transmission belt; 411. a driving gear; 412. a driven gear; 5. a feeding mechanism; 51. a feeding port; 52. a sieve plate; 53. a distributor; 6. a catalytic mechanism; 61. a catalyst inlet; 62. and (4) a waste catalyst outlet.

Detailed Description

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified 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 by those of ordinary skill in the art through specific situations.

The present invention will be further explained with reference to the accompanying drawings:

the utility model provides a reactor for coal liquefaction, including reaction barrel 1, a gas-liquid separation mechanism 3 for separating reaction product and coal slurry, a material feeding mechanism 5 and a catalytic mechanism 6 for putting in the material, gas-liquid separation mechanism 3 is connected to reaction barrel 1 one side, catalytic mechanism 6 installs on reaction barrel 1, reaction barrel 1 below is provided with material feeding mechanism 5, still include the circulation mechanism 2 that is used for the circulation reaction and the rabbling mechanism 4 that is used for stirring the reactant, circulation mechanism 2 includes circulating pipe 21, circulation cover 22, circulating pump 23, circulation discharge gate 24, circulation feed inlet 25, circulating pipe 21 runs through reaction barrel 1 and connects one side circulating pump 23, circulating pump 23 provides circulation power, circulating pipe 21 both ends are provided with circulation feed inlet 25 and circulation discharge gate 24 respectively, cover has circulation cover 22 above circulation feed inlet 25, rabbling mechanism 4 installs in reaction barrel 1 top.

Example 1

As shown in fig. 1, 2 and 3, a reactor for coal liquefaction, wherein a stirring mechanism 4 comprises an installation box 41, a motor 42, a rotating shaft 43, a sleeve 44, a bearing 45, stirring blades 46, a driving pulley 47, a driven pulley 48 and a transmission belt 49, the installation box 41 is installed above a reaction barrel 1, the motor 42 is installed above the installation box 41, the motor 42 provides stirring power, an output end of the motor 42 penetrates through the installation box 41 and is connected with the driving pulley 47, the driving pulley 47 is connected with the driven pulley 48 through the transmission belt 49, the driven pulley 48 is connected with the rotating shaft 43 through a spline, the sleeve 44 is connected below the rotating shaft 43, the sleeve 44 is connected with an internal circulating pipe 21 through the bearing 45, the stirring blades 46 are sleeved outside the sleeve 44, the reaction barrel 1 comprises a barrel body 11, a barrel cover 12 and a fastening plate 13, the barrel cover 12 is installed above the barrel body 11, the barrel body 11 and the barrel, gas-liquid separation mechanism 3 includes discharging pipe 31, gas-liquid separator 32, reaction product export 33, coal slurry export 34, gas-liquid separator 32 is connected to discharging pipe 31 one side, gas-liquid separator 32 upper end is provided with reaction product export 33, gas-liquid separator 32 lower extreme is provided with coal slurry export 34, feeding mechanism 5 includes dog-house 51, sieve 52, distributor 53, dog-house 51 sets up in retort 1 below, sieve 52 is installed in retort 1, sieve 52 is used for distributing material, be provided with four distributors 53 on the sieve 52, catalytic mechanism 6 includes catalyst entry 61, useless catalyst export 62, catalyst entry 61 sets up in retort 1 top, useless catalyst export 62 sets up in retort 1 below.

The working principle and the using process are as follows: hydrogen and coal slurry are fed from a feeding port 51, the materials are injected into the reaction barrel 1 from a distributor 53 to react, a motor 42 is started to drive the rotation to a rotating shaft 43 through a driving belt wheel 47, a driven belt wheel 48 and a driving belt 49, so that a sleeve 44 and stirring blades 46 are driven to rotate, the reactants are stirred, the reaction is accelerated, the materials are circularly reacted from a circular discharge port 24 to a circular feed port 25 under the action of a circulating pump 23, the reacted materials enter a gas-liquid separator 32 through a discharge pipe 31, reaction products are discharged from a reaction product outlet 33, and the coal slurry is discharged from a coal slurry outlet 34.

Example 2

As shown in fig. 1, 2 and 4, embodiment 2 is different from embodiment 1 in that the driving pulley 47, the driven pulley 48 and the transmission belt 49 are used instead of the driving gear 411 and the driven gear 412, and when the motor 42 is activated, the rotation is transmitted to the rotating shaft 43 through the driving gear 411 and the driven gear 412, and the sleeve 44 and the stirring blade 46 are rotated, so that the reactant is stirred and the reaction is accelerated.

The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention.

Claims

1. The utility model provides a reactor for coal liquefaction, includes the reaction barrel, is used for separating the gas-liquid separation mechanism of reaction product and coal slurry, is used for throwing the material throw material mechanism and the catalytic mechanism of input material, reaction barrel one side is connected gas-liquid separation mechanism, catalytic mechanism installs on the reaction barrel, the reaction barrel below is provided with throw material mechanism, its characterized in that: still including the rabbling mechanism that is used for the circulation mechanism of circulation reaction and is used for stirring the reactant, circulation mechanism includes circulating pipe, circulation cover, circulating pump, circulation discharge gate, circulation feed inlet, the circulating pipe runs through one side is connected to the retort the circulating pump, the circulating pipe both ends are provided with respectively the circulation feed inlet with the circulation discharge gate, circulation feed inlet top cover has the circulation cover, the rabbling mechanism is installed the retort top.

2. The reactor for coal liquefaction according to claim 1, characterized in that: rabbling mechanism includes install bin, motor, pivot, sleeve, bearing, stirring fan blade, driving pulley, from driving pulley, drive belt, the install bin is installed the reaction barrel top, install the install bin top the motor, the output of motor runs through the install bin is connected driving pulley, driving pulley passes through the drive belt is connected from driving pulley, from driving pulley passes through splined connection the pivot, the pivot below is connected the sleeve, sleeve and inside pass through between the circulating pipe the bearing is connected, the sleeve cup joints outward stirring fan blade.

3. The reactor for coal liquefaction according to claim 1, characterized in that: rabbling mechanism includes install bin, motor, pivot, sleeve, bearing, stirring fan blade, driving gear, driven gear, the install bin is installed the reaction barrel top, install the install bin top the motor, the output of motor runs through the install bin is connected the driving gear, the driving gear with one side driven gear intermeshing, driven gear passes through splined connection the pivot, the pivot below is connected the sleeve, sleeve and inside pass through between the circulating pipe the bearing is connected, the cover cup joints stirring fan blade.

4. The reactor for coal liquefaction according to claim 1, characterized in that: the reaction barrel comprises a barrel body, a barrel cover and a fastening plate, wherein the barrel cover is arranged above the barrel body, and the barrel body and the barrel cover are fastened together through the fastening plate.

5. The reactor for coal liquefaction according to claim 1, characterized in that: the gas-liquid separation mechanism comprises a discharge pipe, a gas-liquid separator, a reaction product outlet and a coal slurry outlet, one side of the discharge pipe is connected with the gas-liquid separator, the reaction product outlet is formed in the upper end of the gas-liquid separator, and the coal slurry outlet is formed in the lower end of the gas-liquid separator.

6. The reactor for coal liquefaction according to claim 1, characterized in that: the feeding mechanism comprises a feeding port, a sieve plate and distributors, the feeding port is arranged below the reaction barrel, the sieve plate is arranged in the reaction barrel, and the sieve plate is provided with four distributors.

7. The reactor for coal liquefaction according to claim 1, characterized in that: the catalytic mechanism comprises a catalyst inlet and a waste catalyst outlet, the catalyst inlet is arranged above the reaction barrel, and the waste catalyst outlet is arranged below the reaction barrel.