CN214694014U - Device for improving hydroprocessing load - Google Patents

Abstract

The utility model discloses an improve device of hydrogenation load, including the bottom plate, the front end of bottom plate upper surface sets up hydrogenation ware, and the rear end of bottom plate upper surface sets up the circulating hydrogen compressor, through the pipe connection between circulating hydrogen compressor and the hydrogenation ware, and the hydrogenation ware includes reactor main part, supporting seat, thermovent, controller, inlet pipe, self-flushing filter, motor, discharging pipe, hydrogenation entry, heating pipe, heater strip, shaft coupling, (mixing) shaft, stirring vane and dangerous detector. This improve device of hydrogenation load, the inside of inlet pipe is inserted and is connected from the washing filter, and the inlet pipe increases from the washing filter filtration, not only can desorption solid particle and colloid, effectively suppresses the inside pressure drop rise of reactor main part, can ensure this unit long period steady operation moreover, improves work efficiency, through increasing the circulating hydrogen compressor, can compensate the pressure drop of hydrogen in the circulation system in the airtight environment of high pressure.

Description

Device for improving hydroprocessing load

Technical Field

The utility model relates to a hydrogenation technical field specifically is an improve device of hydrogenation processing load.

Background

With the rapid development of economy, people have increasingly demanded energy. With the upgrading of market products, the environmental protection requirements of people are continuously improved, the severe requirements of catalysts and adsorbents in the deep processing procedure of light aromatic hydrocarbon on the contents of sulfur, nitrogen, oxygen and heavy metals are met, and the quality improvement and the stability improvement of the light aromatic hydrocarbon through hydrofining are imperative. Hydrofining is one of core technologies for processing aromatic hydrocarbons containing sulfur and other impurity elements and producing clean energy, and through research, development and industrial practice, the hydrofining technology in China is close to the advanced level in the world, occupies higher market share in China, and makes an important contribution to the development of the petrochemical industry. The sulfur content in the catalytic cracking light aromatic hydrocarbon is reduced to be the heaviest by adopting an effective technical means.

The cracked light aromatic hydrocarbon is used as an important catalytic cracking product and contains a large amount of dialkene and monoolefine, so that the stability of the cracked light aromatic hydrocarbon is poor, the cracked light aromatic hydrocarbon is easily polymerized into colloids when being heated, and the colloids are easily coked and deposited with carbon in the post-processing process of producing the aromatic hydrocarbon, thereby not only influencing the operation process, but also influencing the quality of the aromatic hydrocarbon. The impurity elements such as sulfur, nitrogen, oxygen and the like in the catalytic light aromatic hydrocarbon form poison to a catalyst and an adsorbent in the subsequent aromatic hydrocarbon production process, so that the cracked light aromatic hydrocarbon needs to be pretreated in advance in the extraction of the aromatic hydrocarbon, and qualified raw materials are provided for the cracked light aromatic hydrocarbon. Along with the transformation of catalytic energy expansion, corresponding hydrogenation needs to be transformed to break through the operation bottleneck of the original device, so that the processing load is increased, and the economic benefit of a company is increased.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an improve device of hydrogenation load, the inside of having the inlet pipe inserts the connection from the flushing filter, the inlet pipe increases from the flushing filter filtration, not only can desorption solid particle and colloid, effectively restrain the inside pressure drop rise of reactor main part, can ensure this unit long period steady operation moreover, improve work efficiency, through increasing circulating hydrogen compressor, can be in the inclosed environment of high pressure, compensate the advantage of the pressure decline of hydrogen in the circulation system, the problem among the prior art has been solved.

In order to achieve the above object, the utility model provides a following technical scheme: a device for improving the hydroprocessing load comprises a bottom plate, wherein the front end of the upper surface of the bottom plate is provided with a hydroprocessing reactor, the rear end of the upper surface of the bottom plate is provided with a circulating hydrogen compressor, and the circulating hydrogen compressor is connected with the hydroprocessing reactor through a pipeline;

the hydrogenation reactor comprises a reactor main body, a supporting seat, a heat dissipation port, a controller, a feeding pipe, a self-flushing filter, a motor, a discharging pipe, a hydrogenation inlet, a heating pipe, a heating wire, a coupler, a stirring shaft, stirring blades and a danger detector, wherein the supporting seat is arranged below the reactor main body, the heat dissipation port is formed in the left side of the front end surface outside the supporting seat, the controller is arranged on the right side of the heat dissipation port, the feeding pipe is arranged at the left end part of the reactor main body, the self-flushing filter is inserted and connected into the feeding pipe, the self-flushing filter comprises an outer shell, an inner pipe, a filtering net, a feeding pipe, a feeding pump, a bottom cover, an outlet pipe, an impurity discharging pipe and a control valve, one end of the outer shell is inserted and connected with the inner pipe, the filtering net is arranged on the inner wall of the inner pipe, the upper end of the outer shell is connected with the feeding pipe, and one side of the feeding pump is arranged on the feeding pipe, the lower end of the outer shell is connected with an outlet pipe, a bottom cover is fixed at the joint of the outlet pipe and the outer shell, an inner pipe positioned in the outer shell is connected with a impurity discharging pipe, a control valve is arranged on one side of the impurity discharging pipe, a motor is arranged at the right end of the reactor main body, a discharging pipe is connected with the lower end of the right side of the reactor main body, a hydrogenation inlet is arranged at the upper end of the reactor main body, heating pipes are arranged on the upper wall and the lower wall in the reactor main body, heating wires are arranged in the heating pipes, an output shaft of the motor extends to the interior of the reactor main body and is connected with a coupler, a stirring shaft is arranged on one side of the coupler, which is far away from the motor, stirring blades are fixedly arranged on two sides of the stirring shaft, and a hazard detector is arranged in the supporting seat;

the circulating hydrogen compressor comprises a compressor body, a buffer rubber pad, a damping spring, a top cover and a compression air pump, wherein the buffer rubber pad is arranged at the bottom of the compressor body, the damping spring is arranged between the buffer rubber pad and the compressor body, the buffer rubber pad and the compressor body are connected through the damping spring, the top cover is fixed at the top of the compressor body, the compression air pump is connected to the right side of the compressor body, and a connector of the compression air pump extends to the inside of the compressor body.

Preferably, the bottom of the reactor main body is provided with a through groove, the top of the supporting seat is provided with a through groove, and the bottom of the reactor main body is communicated and connected with the top of the supporting seat.

Preferably, the front surface of the controller is provided with a display screen and a control button, and the controller is electrically connected with the danger detector.

Preferably, the upper end of the danger detector is connected with a detection head, and one end of the detection head far away from the danger detector extends to the inside of the reactor main body.

Preferably, one end of the inner tube extends to the inside of the outer shell, and the other end of the inner tube is arranged outside the outer shell and is connected with the upper cover.

Preferably, the buffer rubber pad is arranged in parallel with the bottom of the compressor body, and the area of the upper surface of the buffer rubber pad is larger than that of the bottom of the compressor body.

Preferably, damping spring is provided with four, and the setting of impartial distance is between rubber cushion and compressor body, and compressor body is connected to damping spring's upper end, and rubber cushion is connected to damping spring's lower extreme.

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

this improve device of hydrogenation processing load, the pressure of reactor main part is 2.5Mpa, can increase the inside volume of reactor main part to reach the effect that reduces the airspeed and improve the reaction depth.

This improve device of hydrogenation processing load, the inside of inlet pipe is inserted and is connected from the washing filter, and the inlet pipe increases from the washing filter filtration, not only can desorption solid particle and colloid, effectively restraines the inside pressure drop rise of reactor main part, can ensure this unit long period steady operation moreover, improves work efficiency.

According to the device for improving the hydroprocessing load, the recycle hydrogen compressor is arranged at the rear end of the upper surface of the bottom plate, so that the recycle hydrogen compressor is added, the pressure drop of hydrogen in a circulation system can be compensated in a high-pressure closed environment, the index of bromine of light aromatic hydrocarbon after reaction is no more than 100 total sulfur no more than 1vppm, and the effects of improving the value and modifying are achieved.

Drawings

Fig. 1 is a schematic perspective view of the present invention;

FIG. 2 is a structural diagram of a hydrogenation reactor of the present invention;

figure 3 is an internal view of the hydrogenation reactor of the present invention;

FIG. 4 is a block diagram of the self-flushing filter of the present invention;

fig. 5 is a structural diagram of the recycle hydrogen compressor of the present invention.

In the figure: 1. a base plate; 2. a hydrogenation reactor; 201. a reactor body; 202. a supporting seat; 203. a heat dissipation port; 204. a controller; 205. a feed pipe; 206. self-flushing the filter; 2061. an outer housing; 2062. an inner tube; 2063. a filter screen; 2064. a feeding pipe; 2065. a feed pump; 2066. a bottom cover; 2067. an outlet pipe; 2068. a trash removal pipe; 2069. a control valve; 207. a motor; 208. a discharge pipe; 209. a hydrogenation inlet; 210. heating a tube; 211. heating wires; 212. a coupling; 213. a stirring shaft; 214. a stirring blade; 215. a hazard detector; 3. a recycle hydrogen compressor; 31. a compressor body; 32. a cushion rubber pad; 33. a damping spring; 34. a top cover; 35. and compressing the air pump.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1, a device for increasing a hydroprocessing load includes a bottom plate 1, a load-bearing capacity is increased, a hydroprocessing reactor 2 is disposed at a front end of an upper surface of the bottom plate 1, the hydroprocessing reactor 2 can be used not only as a container for hydroprocessing reaction, but also for an occasion where liquid and gas need to be sufficiently mixed, a recycle hydrogen compressor 3 is disposed at a rear end of the upper surface of the bottom plate 1, and the recycle hydrogen compressor 3 is connected to the hydroprocessing reactor 2 through a pipeline.

Referring to fig. 2-4, the hydrogenation reactor 2 includes a reactor main body 201, a support base 202, a heat dissipation port 203, a controller 204, a feeding pipe 205, a self-flushing filter 206, a motor 207, a discharging pipe 208, a hydrogenation inlet 209, a heating pipe 210, a heating wire 211, a coupling 212, a stirring shaft 213, stirring blades 214 and a hazard detector 215, the pressure of the reactor main body 201 is 2.5Mpa, the volume inside the reactor main body 201 can be increased, so as to achieve the effects of reducing the air speed and increasing the reaction depth, the support base 202 is arranged below the reactor main body 201, a through groove is arranged at the bottom of the reactor main body 201, a through groove is arranged at the top of the support base 202, the bottom of the reactor main body 201 is communicated and connected with the top of the support base 202, the heat dissipation port 203 is arranged at the left side of the outer front end face of the support base 202, the controller 204 is arranged at the right side of the outer front end face of the support base 202, a display screen and a control button are arranged on the front surface of the controller 204, the controller 204 is electrically connected with the hazard detector 215, the controller 204 is arranged at the right side of the heat dissipation port 203, the feeding pipe 205 is arranged at the left end part of the reactor main body 201, the inlet temperature of the feeding pipe 205 is 245 ℃, the self-flushing filter 206 is inserted and connected inside the feeding pipe 205, the feeding pipe 205 is additionally filtered by the self-flushing filter 206, solid particles and colloid can be removed, the pressure drop rise inside the reactor main body 201 is effectively inhibited, the long-period stable operation of the unit can be ensured, the working efficiency is improved, the self-flushing filter 206 comprises an outer shell 2061, an inner pipe 2062, a filter screen 2063, a feeding pipe 2064, a feeding pump 2065, a bottom cover 2066, an outlet pipe 2067, an impurity discharge pipe 2068 and a control valve 2069, one end of the outer shell 2061 is inserted and connected with the inner pipe 2062, one end of the inner pipe 2062 extends to the inside of the outer shell 2061, the other end of the inner pipe 2062 is arranged at the outer part of the outer shell 2061 and connected with the upper cover, a filter screen 2063 is arranged on the inner wall of the inner tube 2062, the upper end of the outer shell 2061 is connected with a feed tube 2064, one side of the feed tube 2064 is provided with a feed pump 2065, the feed pump 2065 can break through the operation bottleneck and achieve the purpose of raising the temperature and the pressure and increasing the amount, the feed pump 2065 can control the liquid to rotate at high speed without causing the blockage of the filter screen 2063, and simultaneously the density of the filter screen 2063 can be changed according to the requirement so as to achieve the best filtering effect aiming at different gases, the lower end of the outer shell 2061 is connected with an outlet tube 2067, a bottom cover 2066 is fixed at the connection part of the outlet tube 2067 and the outer shell 2061, the inner tube 2062 positioned inside the outer shell 2061 is connected with a impurity discharge tube 2068, one side of the impurity discharge tube 2068 is provided with a control valve 2069, the right end of the reactor main body 201 is provided with a motor 207, the lower end part on the right side of the reactor main body 201 is connected with a discharge tube 208, the upper end part of the reactor main body 201 is provided with a hydrogenation inlet 209, the upper wall and the lower wall inside the reactor main body 201 are provided with an upper wall 210, heating pipe 210's inside sets up heater strip 211, the output shaft of motor 207 extends to reactor main part 201's internal connection shaft coupling 212, shaft coupling 212 keeps away from motor 207's a side-mounting (mixing) shaft 213, the equal fixed mounting stirring vane 214 in both sides of (mixing) shaft 213, thereby motor 207 drives the rotation of (mixing) shaft 213 and accelerates stirring vane 214's operation, stir raw materials and hydrogen fast, make to accelerate reaction rate, the inside of supporting seat 202 is equipped with danger detector 215, the upper end of danger detector 215 is connected and is detected the head, it extends to reactor main part 201's inside to detect the head one end of keeping away from danger detector 215, danger detector 215 can detect the stable condition of reactant and the gas that detects on every side prevent leaking, when detecting danger, can show on the controller 204, in time inform the staff, avoid dangerous emergence.

Referring to fig. 5, the recycle hydrogen compressor 3 includes a compressor body 31, a cushion rubber pad 32, four cushion springs 33, a top cover 34 and a compression air pump 35, the cushion rubber pad 32 is disposed at the bottom of the compressor body 31, the cushion rubber pad 32 is disposed parallel to the bottom of the compressor body 31, the area of the upper surface of the cushion rubber pad 32 is larger than the area of the bottom of the compressor body 31, so as to ensure that the compressor body 31 is completely disposed on the cushion rubber pad 32, thereby preventing the compressor body 31 from turning over due to external factors during operation of the device, the cushion springs 33 are disposed between the cushion rubber pad 32 and the compressor body 31, the four cushion springs 33 are disposed at equal distances between the cushion rubber pad 32 and the compressor body 31, the upper end of the cushion spring 33 is connected to the compressor body 31, the lower end of the cushion rubber pad 33 is connected to the cushion rubber pad 32, the cushion rubber pad 32 is connected to the compressor body 31 through the cushion spring 33, the cushion rubber pad 32 and the damping spring 33 have a better auxiliary shock absorption and cushioning effect, the top cover 34 is fixed at the top of the compressor body 31, the compression air pump 35 is connected to the right side of the compressor body 31, the connector of the compression air pump 35 extends to the inside of the compressor body 31, and by adding the recycle hydrogen compressor 3, the pressure drop of hydrogen in a circulating system can be compensated in a high-pressure airtight environment, so that the light aromatic hydrocarbon bromine index after reaction is not more than 100 total sulfur and not more than 1vppm, and the purposes of improving the value and modifying the quality are achieved.

The hydrogen desulfurization refining process is to remove the heteroatoms such as S, N, O in the light aromatic hydrocarbon under the action of certain temperature, pressure and catalyst, and is to saturate olefin and diene and hydrogenate the aromatic hydrocarbon, thereby improving the quality of the aromatic hydrocarbon. The main reactions occurring in the hydrogenation reaction part of the OCT-M device are as follows: (1) the hydrocracking reaction of non-aromatic hydrocarbons such as sulfur-containing, oxygen-containing, and nitrogen-containing compounds; (2) in addition, in the process of hydrofining, a small amount of side reaction of condensation coking of diolefin, olefin or aromatic hydrocarbon exists, the generation of coke can block the pore channel of the catalyst and cover the active center of the catalyst, so that the activity of the catalyst is reduced, the amount of carbon deposition on the catalyst is closely related to the performance and reaction conditions of the catalyst besides the chemical composition of raw materials, and the higher hydrogen partial pressure is favorable for reducing the generation of coke on the catalyst at a certain temperature.

In summary, in the device for increasing the hydroprocessing load, the self-flushing filter 206 is inserted and connected inside the feeding pipe 205, and the feeding pipe 205 is additionally provided with the self-flushing filter 206 for filtration, so that not only can solid particles and colloid be removed, and the pressure drop rise inside the reactor main body 201 be effectively inhibited, but also the long-period stable operation of the unit can be ensured, and the work efficiency can be increased, and by additionally providing the recycle hydrogen compressor 3, the pressure drop of hydrogen in a circulation system can be compensated in a high-pressure closed environment, so that the index of light aromatic bromine after reaction is not more than 100 total sulfur 1vppm, and the purposes of increasing the value and modifying can be achieved.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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 invention, the scope of which is defined in the appended claims and their equivalents.

Claims (7)

1. An apparatus for increasing the load of hydroprocessing, comprising a base plate (1), characterized in that: the front end of the upper surface of the bottom plate (1) is provided with a hydrogenation reactor (2), the rear end of the upper surface of the bottom plate (1) is provided with a circulating hydrogen compressor (3), and the circulating hydrogen compressor (3) is connected with the hydrogenation reactor (2) through a pipeline;

hydrogenation ware (2) are including reactor main part (201), supporting seat (202), thermovent (203), controller (204), inlet pipe (205), from washout filter (206), motor (207), discharging pipe (208), hydrogenation entry (209), heating pipe (210), heater strip (211), shaft coupling (212), (mixing) shaft (213), stirring vane (214) and hazard detector (215), reactor main part's (201) below sets up supporting seat (202), thermovent (203) are seted up to the left side of supporting seat (202) outside preceding terminal surface, supporting seat (202) outside preceding terminal surface's right side installation controller (204), controller (204) set up the right at thermovent (203), reactor main part's (201) left end installation inlet pipe (205), the inside of inlet pipe (205) is inserted and is connected from washout filter (206), from washout filter (206) includes shell body (2061), An inner pipe (2062), a filter screen (2063), a feeding pipe (2064), a feeding pump (2065), a bottom cover (2066), an outlet pipe (2067), a impurity discharging pipe (2068) and a control valve (2069), wherein one end of an outer shell (2061) is inserted into and connected with the inner pipe (2062), the inner wall of the inner pipe (2062) is provided with the filter screen (2063), the upper end of the outer shell (2061) is connected with the feeding pipe (2064), one side of the feeding pipe (2064) is provided with the feeding pump (2065), the lower end of the outer shell (2061) is connected with the outlet pipe (2067), the bottom cover (2066) is fixed at the joint of the outlet pipe (2067) and the outer shell (2061), the inner pipe (2062) positioned inside the outer shell (2061) is connected with the impurity discharging pipe (2068), one side of the impurity discharging pipe (2069) is provided with the control valve (2069), the right end of a reactor main body (201) is provided with a motor (207), the lower end of the right side of the reactor main body (201) is connected with a discharging pipe (208), and the upper end of the reactor main body (201) is provided with a hydrogenation inlet (209), heating pipes (210) are mounted on the upper wall and the lower wall inside the reactor main body (201), heating wires (211) are arranged inside the heating pipes (210), an output shaft of a motor (207) extends to an internal connection coupler (212) of the reactor main body (201), a stirring shaft (213) is mounted on one side, away from the motor (207), of the coupler (212), stirring blades (214) are fixedly mounted on two sides of the stirring shaft (213), and a danger detector (215) is arranged inside the supporting seat (202);

circulating hydrogen compressor (3) are including compressor body (31), cushion rubber pad (32), damping spring (33), top cap (34) and compression air pump (35), the bottom of compressor body (31) sets up cushion rubber pad (32), set up damping spring (33) between cushion rubber pad (32) and compressor body (31), cushion rubber pad (32) are connected through damping spring (33) with compressor body (31), top cap (34) are fixed at the top of compressor body (31), compression air pump (35) are connected on the right side of compressor body (31), the connector of compression air pump (35) extends to the inside of compressor body (31).

2. An apparatus for increasing the load of hydroprocessing according to claim 1, wherein: the reactor is characterized in that a through groove is formed in the bottom of the reactor main body (201), a through groove is formed in the top of the supporting seat (202), and the bottom of the reactor main body (201) is communicated and connected with the top of the supporting seat (202).

3. An apparatus for increasing the load of hydroprocessing according to claim 1, wherein: the front surface of the controller (204) is provided with a display screen and control buttons, and the controller (204) is electrically connected with the danger detector (215).

4. An apparatus for increasing the load of hydroprocessing according to claim 1, wherein: the upper end of the danger detector (215) is connected with a detection head, and one end of the detection head far away from the danger detector (215) extends into the reactor main body (201).

5. An apparatus for increasing the load of hydroprocessing according to claim 1, wherein: one end of the inner tube (2062) extends into the outer shell (2061), and the other end of the inner tube (2062) is arranged outside the outer shell (2061) and is connected with the upper cover.

6. An apparatus for increasing the load of hydroprocessing according to claim 1, wherein: the buffer rubber pad (32) is arranged in parallel with the bottom of the compressor body (31), and the area of the upper surface of the buffer rubber pad (32) is larger than that of the bottom of the compressor body (31).

7. An apparatus for increasing the load of hydroprocessing according to claim 1, wherein: damping spring (33) are provided with four, and the setting of impartial distance is between cushion rubber pad (32) and compressor body (31), and compressor body (31) are connected to the upper end of damping spring (33), and cushion rubber pad (32) are connected to the lower extreme of damping spring (33).

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