CN115282884A

CN115282884A - Hydrogenation purification device

Info

Publication number: CN115282884A
Application number: CN202211171037.1A
Authority: CN
Inventors: 陈达
Original assignee: Zhejiang Shenger Gas Equipment Manufacturing Co ltd
Current assignee: Zhejiang Shenger Gas Equipment Manufacturing Co ltd
Priority date: 2022-09-26
Filing date: 2022-09-26
Publication date: 2022-11-04
Anticipated expiration: 2042-09-26
Also published as: CN115282884B

Abstract

The invention discloses a hydrogenation purification device, which relates to the technical field of nitrogen production and comprises a deoxygenation tank, a first partition plate and a second partition plate, wherein the interior of the deoxygenation tank is symmetrical, the deoxygenation tank consists of two hemispherical parts and a straight cylinder part, a conveying pipe is rotatably connected between the first partition plate and the second partition plate, one end of the conveying pipe extends to the outer side of the second partition plate and is connected with a rotary joint, the conveying pipe is connected with a feeding pipe through the rotary joint, and the outer side of the conveying pipe is uniformly communicated with a plurality of groups of placing boxes. When the device is used, the deoxidation catalyst is added into the conveying pipe under the action of the feeding pipe, the driving assembly is started, the conveying pipe is rotated under the action of the rotary joint, the placing box communicated with the conveying pipe is driven to rotate, and the deoxidation catalyst falls into the placing box in the rotating process, so that the addition of the deoxidation catalyst is completed without stopping the reaction of the device, and the overall wind working efficiency of the device is greatly improved.

Description

Hydrogenation purification device

Technical Field

The invention relates to the technical field of nitrogen production, in particular to a hydrogenation purification device.

Background

Nitrogen purification refers to the physical or chemical method for removing impurities from nitrogen, and the nitrogen impurity removal in industry now mainly removes oxygen from nitrogen to improve the purity of nitrogen, including both hydrogenation purification and carbon-supported purification.

The hydrogenation purification is that the raw material nitrogen and a small amount of hydrogen are mixed by a hydrogen-oxygen mixer and then filled in a reactor filled with a metal palladium catalyst, the residual oxygen and the hydrogen react to generate water vapor, then most of the water vapor is condensed by a cooler, condensed water is taken out by a water separator, and then the condensed water is filtered by a filter and then the dew point of the nitrogen reaches 70 ℃ below zero by an adsorption dryer.

In the above-mentioned use, to the interpolation of metal palladium catalyst, prior art is that directly to be through the fretwork board that holds that will be there metal palladium catalyst directly opens the reactor to add metal palladium catalyst on holding the fretwork board, later install again, this process needs to stop equipment, and dismantlement, filler and installation all need a large amount of time and manpower, thereby not only reduced the work efficiency of equipment, and improved holistic labour cost greatly.

Disclosure of Invention

Based on this, the invention aims to provide a hydrogenation purification device, so as to solve the technical problems that in the prior art, equipment needs to be stopped when filling, and a large amount of time and manpower are needed for disassembling, filling and installing, so that the working efficiency of the equipment is reduced, and the overall labor cost is greatly improved.

In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a hydrogenation purification device, includes the first baffle and the second baffle of deoxidation jar and inside symmetry, and the deoxidation jar comprises two sets of hemispheres and straight section of thick bamboo portion, it is connected with the conveyer pipe to rotate between first baffle and the second baffle, the outside that the one end of conveyer pipe extends to the second baffle is connected with rotary joint, and the conveyer pipe is connected with the inlet pipe through rotary joint, the even intercommunication in the outside of conveyer pipe has the multiunit to place the case, the multiunit through-hole has evenly been seted up in the outside of placing the case, the one end of second baffle is installed and is delivered pipe matched with drive assembly, the inside of deoxidation jar is provided with heating element, the one end of deoxidation jar communicates respectively and has first air intake assembly and second air intake assembly, the outside of first baffle is rotated and is connected with the stirring subassembly, the outside of first baffle evenly is provided with first electronic shower nozzle, the outside intercommunication of second baffle has the subassembly of giving vent to anger.

By adopting the technical scheme, the deoxidation catalyst is added into the conveying pipe under the action of the feeding pipe, the driving assembly is started, the conveying pipe is rotated under the action of the rotary joint, the placing box communicated with the conveying pipe is driven to rotate, and the deoxidation catalyst falls into the placing box in the rotating process, so that the addition of the deoxidation catalyst is completed without stopping the reaction of equipment, and the whole air working efficiency of the equipment is greatly improved; the effect of the subassembly and the stirring subassembly of admitting air of cooperation first subassembly and second, the convenience is more even with leading-in gas mixture, cooperates first electronic shower nozzle to extrude mist to straight section of thick bamboo portion after that, accomplishes the reaction, utilizes the effect of the subassembly of giving vent to anger to accomplish gaseous transport at last.

The invention is further provided with blanking holes at the matching parts of the conveying pipe and the placing box.

Through adopting above-mentioned technical scheme, utilize the effect in blanking hole when the conveyer pipe is rotatory, make things convenient for the deoxidation catalyst to drop to placing the case more to participate in the reaction.

The invention is further provided with connecting plates at two ends of the outer side of the conveying pipe, and scrapers contacting with the inner wall of the deoxidation tank are arranged on the outer side of the connecting plates.

By adopting the technical scheme, the deoxidation catalyst and other substances adhered to the inner wall of the straight cylinder part can be conveniently scraped so as to be conveniently collected in a centralized manner and finish the task.

The invention is further provided that the driving assembly comprises a mounting seat, a motor, a driving gear and a driven gear, the mounting seat is arranged at one end of the second partition plate, the motor is arranged on the outer side of the mounting seat, the driving gear is arranged at the output end of the motor, and the driven gear matched with the driving gear is arranged on the outer side of the conveying pipe.

Through adopting above-mentioned technical scheme, be convenient for utilize the effect of motor, accomplish the drive to the driving gear to this rotation that drives driven gear accomplishes rotatoryly with the conveyer pipe under rotary joint's cooperation at last, so that cooperate follow-up work, raise the efficiency.

The invention is further provided that the heating assembly comprises a conductive plate and a plurality of heating plates, the plurality of groups of heating plates are uniformly distributed in the cavity in the straight cylinder part of the deoxygenation tank, and the conductive plate is positioned at one end of the straight cylinder part and is mutually connected with the heating plates.

Through adopting above-mentioned technical scheme, utilize the effect of cavity, be convenient for install the current conducting plate, utilize the effect of hot plate at last, carry out heat treatment to the deoxidation tank, make the product after the reaction be gasification state to follow-up the getting rid of.

The invention is further provided that the first air inlet assembly and the second air inlet assembly respectively comprise a first communicating pipe and a second communicating pipe, the outer side of the hemispherical part at one end of the deoxygenation tank is symmetrically communicated with the first communicating pipe and the second communicating pipe respectively, one ends of the first communicating pipe and the second communicating pipe are both provided with an air meter, and the other ends of the first communicating pipe and the second communicating pipe are both provided with a second electric nozzle.

By adopting the technical scheme, the gas is conveniently injected into the hemispherical part in a certain proportion, so that the oxygen is digested more thoroughly, and the follow-up work is facilitated.

The invention is further arranged that the first communicating pipe and the second communicating pipe are connected with guide heads matched with the stirring assembly through the second electric spray head, and the guide directions of the two groups of guide heads are in a cross shape.

Through adopting above-mentioned technical scheme, utilize the effect of direction guide head, be convenient for accomplish the control to the gas direction, it is crisscross to recycle direction guide, makes it when conveying gas, is convenient for will stir the subassembly and drive the rotation for the gas mixture of input is more abundant, so that follow-up reaction.

The invention is further provided that the air outlet assembly comprises an air outlet pipe and a pump body, one end of the air outlet pipe is communicated with the inner side of the second partition plate, and the other end of the air outlet pipe is communicated with the pump body.

By adopting the technical scheme, the gas after reaction can be conveniently pumped out to the gas outlet pipe and finally conveyed to the subsequent steps for better matching use.

The invention is further arranged in such a way that the bottom end of the straight cylinder part of the deoxidizing tank is communicated with a waste box, and the output end of the waste box is provided with a valve.

Through adopting above-mentioned technical scheme, be convenient for concentrate the collection with the residue to convenient clearance improves the cleanliness factor.

In summary, the invention mainly has the following beneficial effects:

1. when the device is used, the deoxidation catalyst is added into the conveying pipe under the action of the feeding pipe, the driving assembly is started, the conveying pipe is rotated under the action of the rotary joint, the placing box communicated with the conveying pipe is driven to rotate, and the deoxidation catalyst falls into the placing box in the rotating process, so that the addition of the deoxidation catalyst is completed when the device is not stopped in reaction, and the overall wind working efficiency of the device is greatly improved;

2. the invention also enables the deoxidation catalyst to be fully contacted with the hydrogen, oxygen and nitrogen mixed gas under the action of the rotary conveying pipe and the placing box and the action of the through holes, and enables the reaction to be more full under the action of the plurality of groups of heating plates, so that the deoxidation rate is greatly improved;

3. the rotary conveying pipe drives the connecting plate to rotate, and the scraper plate which is in contact with the inner part between the first partition plate and the second partition plate in the deoxygenation tank is driven to rotate, so that the inner part is cleaner, an operator can conveniently watch the reaction condition in the deoxygenation tank and the amount of deoxygenation catalyst, deoxygenation treatment can be completed better, and the working efficiency of equipment is further improved.

Drawings

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

FIG. 2 is a first cutaway configuration of the present invention;

FIG. 3 is an enlarged view taken at A of FIG. 2 in accordance with the present invention;

FIG. 4 is a schematic view of another embodiment of the present invention shown in FIG. 2;

FIG. 5 is an enlarged view of the invention at B in FIG. 4;

FIG. 6 is a schematic view of the internal structure of the present invention.

In the figure: 1. a deoxygenation tank; 2. a first communication pipe; 3. a second communicating pipe; 4. a waste bin; 5. a valve; 6. a chassis; 7. a conductive plate; 8. heating plates; 9. a delivery pipe; 10. placing a box; 11. a feed pipe; 12. a connecting plate; 13. a mounting seat; 14. a motor; 15. a driving gear; 16. a driven gear; 17. a rotary joint; 18. an air outlet pipe; 19. a pump body; 20. a first electrically powered spray head; 21. a second electric sprinkler; 22. a guide head; 23. an agitation assembly; 24. a first separator; 25. a second separator; 26. a squeegee; 27. a through hole; 28. a blanking hole; 29. a gas meter.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention and are not to be construed as limiting the present invention.

The following describes an embodiment of the present invention based on its overall structure.

Referring to fig. 1-6, a hydrogenation purification device comprises a deoxygenation tank 1, and a first partition plate 24 and a second partition plate 25 which are symmetrical inside, wherein the deoxygenation tank 1 is composed of two hemispherical portions and a straight tube portion, a delivery pipe 9 is rotatably connected between the first partition plate 24 and the second partition plate 25, a deoxygenation catalyst is added into the delivery pipe 9 under the action of a feed pipe 11, one end of the delivery pipe 9 extends to the outer side of the second partition plate 25 and is connected with a rotary joint 17, the delivery pipe 9 is connected with the feed pipe 11 through the rotary joint 17, a plurality of placing boxes 10 are uniformly communicated with the outer side of the delivery pipe 9, a plurality of through holes 27 are uniformly formed in the outer side of the placing boxes 10, a driving assembly matched with the delivery pipe 9 is installed at one end of the second partition plate 25, the driving assembly is started, the rotation of the delivery pipe 9 is completed under the action of the rotary joint 17, and the placing boxes 10 communicated with the driving assembly are driven to rotate, at rotatory in-process, the deoxidation catalyst drops to placing in the case 10, thereby when not stopping the equipment reaction, accomplish the interpolation to the deoxidation catalyst, improve the whole work efficiency of equipment greatly, the inside of deoxidation jar 1 is provided with heating element, the one end of deoxidation jar 1 communicates respectively has first subassembly and the second subassembly that admits air, the first subassembly that admits air of cooperation and the second subassembly that admits air and the effect of stirring subassembly 23, it is convenient more even with leading-in gas mixture, the outside of first baffle 24 is rotated and is connected with stirring subassembly 23, the outside of first baffle 24 evenly is provided with first electronic shower nozzle 20, the outside intercommunication of second baffle 25 has the subassembly of giving vent to anger, after that cooperate first electronic shower nozzle 20 to extrude gas mixture to straight section of thick bamboo in, the completion reaction, utilize the effect of the subassembly of giving vent to anger to accomplish gaseous transport at last.

Referring to fig. 2, the feeding pipe 9 and the placing box 10 are provided with a blanking hole 28 at a matching position, and the deoxidation catalyst can more conveniently fall into the placing box 10 by using the effect of the blanking hole 28 when the feeding pipe 9 rotates, so as to participate in the reaction.

Referring to fig. 2 and 6, the outer ends of the conveying pipes 9 are provided with connecting plates 12, and the outer sides of the connecting plates 12 are provided with scrapers 26 which are in contact with the inner wall of the deoxygenation tank 1, so that the deoxygenation catalyst and other substances adhered to the inner wall of the straight cylinder part can be scraped off, and can be collected in a centralized manner to complete the task.

Referring to fig. 2 and 5, the driving assembly includes a mounting seat 13, a motor 14, a driving gear 15 and a driven gear 16, the mounting seat 13 is disposed at one end of the second partition 25, the motor 14 is mounted on the outer side of the mounting seat 13, the driving gear 15 is disposed at the output end of the motor 14, the driven gear 16 matched with the driving gear 15 is disposed on the outer side of the conveying pipe 9, so that the driving gear 15 is driven by the motor 14 to drive the driven gear 16 to rotate, and finally the conveying pipe 9 is rotated under the cooperation of the rotary joint 17 to match with subsequent work, thereby improving efficiency.

Referring to fig. 4 and 5, the heating assembly includes a conductive plate 7 and a heating plate 8, the multiple groups of heating plates 8 are uniformly distributed in a cavity in a straight cylinder portion of the deoxygenation tank 1, the conductive plate 7 is convenient to mount under the action of the cavity, the conductive plate 7 is located at one end of the straight cylinder portion and is mutually connected with the heating plate 8, and the deoxygenation tank 1 is heated under the action of the heating plate 8, so that a reacted product is in a gasified state, and is convenient to remove in the subsequent process.

Referring to fig. 1, the first air intake assembly and the second air intake assembly respectively include a first communicating pipe 2 and a second communicating pipe 3, the hemispherical portion outer side of one end of the deoxygenation tank 1 is symmetrically communicated with the first communicating pipe 2 and the second communicating pipe 3, one ends of the first communicating pipe 2 and the second communicating pipe 3 are provided with a gas meter 29, the other ends of the first communicating pipe 2 and the second communicating pipe 3 are provided with a second electric nozzle 21, so that gas is injected into the hemispherical portion in a certain proportion, oxygen digestion is more thorough, and follow-up work is facilitated.

Referring to fig. 1, 2 and 3, the first communicating pipe 2 and the second communicating pipe 3 are connected to a guide head 22 matched with the stirring component 23 through a second electric nozzle 21, the control of the gas direction is conveniently completed by the aid of the guide head 22, and the guide directions of the two groups of guide heads 22 are crossed and crossed, so that the guide heads are convenient to drive the stirring component 23 to rotate when conveying gas, and input gas is mixed more sufficiently for subsequent reaction.

Referring to fig. 1 and 2, the gas outlet assembly includes a gas outlet pipe 18 and a pump body 19, one end of the gas outlet pipe 18 is communicated with the inner side of the second partition plate 25, and the other end of the gas outlet pipe 18 is communicated with the pump body 19, so that the reacted gas can be conveniently pumped into the gas outlet pipe 18 and finally conveyed to the subsequent steps for better cooperation.

Referring to fig. 2 and 4, the bottom end of the straight cylinder part of the deoxygenation tank 1 is communicated with a waste tank 4, the output end of the waste tank 4 is provided with a valve 5, and the bottom of the outer side of the deoxygenation tank 1 is provided with a bottom frame 6 matched with the waste tank 4, so that residues can be collected in a concentrated manner, cleaning is facilitated, and the cleanliness is improved.

Referring to fig. 1-6, the working principle of the invention is as follows: when in use, the first communicating pipe 2 and the second communicating pipe 3 are respectively connected with an external hydrogen tank and an external nitrogen-oxygen mixing tank through the gas meter 29, the feeding pipe 11 is connected with an external deoxidation catalyst automatic feeder, and the secondary air outlet pipe 18 is connected with the subsequent process through the pump body 19 so as to complete the purification task;

after connection is completed, starting an external deoxygenation catalyst automatic feeder to enter the conveying pipe 9 along the feeding pipe 11, and simultaneously starting a driving assembly, specifically, starting a motor 14 to drive a driving gear 15 to rotate, matching with the action of a driven gear 16, completing rotation of the conveying pipe 9 by matching the conveying pipe 9 with a rotary joint 17, and matching with the action of a blanking hole 28, so that the deoxygenation catalyst is guided into the placing box 10;

then, under the action of a gas meter 29 and the cooperation of the second electric nozzle 21, the gas is supplied according to a certain proportional speed to ensure that the hydrogen is excessive and the oxygen is consumed as much as possible in a reaction manner, in the gas supply process, under the cooperation of the guide head 22, two gas flows are beaten into the stirring assembly 23 according to a certain angle to rotate so as to complete the more complete mixing of the hydrogen, the oxygen and the nitrogen, and then the mixed gas is introduced between the first clapboard 24 and the second clapboard 25 by utilizing the action of the first electric nozzle 20; the introduction of the mixed gas is completed, and the conveying capacity of the deoxidation catalyst accounts for two thirds of the volume of the placing box 10, so that the deoxidation catalyst shakes in the placing box 10 in the movement process of the rotary conveying pipe 9 and the placing box 10, gaps exist between the deoxidation catalysts so far, when the mixed gas passes through, the mixed gas is matched and rotated, the mixed gas is more fully contacted with the deoxidation catalyst, and then the heating assembly is matched, specifically, two connectors are utilized to supply power to the conducting plate 7, so that the heating plate 8 is started, the heating work is completed, the effect of the deoxidation catalyst is matched, and the deoxidation effect of the equipment is greatly improved;

finally, the pump body 19 guides the high-temperature water vapor, the nitrogen and the hydrogen in the deoxygenation tank 1 to the subsequent process along the air outlet pipe 18.

Although embodiments of this invention have been shown and described, it is to be understood that such embodiments are merely illustrative of and not restrictive on the broad invention, and that any one or more of the described features, structures, materials, or characteristics may be combined in any suitable manner in any one or more embodiments or examples, and that modifications, substitutions, and variations that do not materially contribute to the novel teachings of this invention may be made by those skilled in the art after reading this disclosure without departing from the principles and spirit of this invention, but within the scope of the appended claims.

Claims

1. The utility model provides a hydrogenation purification device, includes deoxidation jar (1) and inside first baffle (24) and second baffle (25) of symmetry, and deoxidation jar (1) comprises two sets of hemispheres and straight section of thick bamboo portion, its characterized in that: rotate between first baffle (24) and second baffle (25) and be connected with conveyer pipe (9), the one end of conveyer pipe (9) extends to the outside of second baffle (25) and is connected with rotary joint (17), and conveyer pipe (9) are connected with inlet pipe (11) through rotary joint (17), the even intercommunication in the outside of conveyer pipe (9) has the multiunit to place case (10), the outside of placing case (10) has evenly seted up multiunit through-hole (27), the one end of second baffle (25) is installed and is had conveyer pipe (9) matched with drive assembly, the inside of deoxidation jar (1) is provided with heating element, the one end of deoxidation jar (1) communicates respectively has first subassembly and the second subassembly that admits air, the outside of first baffle (24) is rotated and is connected with stirring subassembly (23), the outside of first baffle (24) evenly is provided with first electronic shower nozzle (20), the outside intercommunication of second baffle (25) has the subassembly of giving vent to anger.

2. The hydrorefining unit of claim 1, wherein: and blanking holes (28) are formed at the matching parts of the conveying pipe (9) and the placing box (10).

3. The hydrorefining apparatus of claim 1, wherein: both ends of the outer side of the conveying pipe (9) are provided with connecting plates (12), and the outer side of each connecting plate (12) is provided with a scraper (26) which is in contact with the inner wall of the deoxidizing tank (1).

4. The hydrorefining unit of claim 1, wherein: the driving assembly comprises a mounting seat (13), a motor (14), a driving gear (15) and a driven gear (16), the mounting seat (13) is arranged at one end of the second partition plate (25), the motor (14) is installed on the outer side of the mounting seat (13), the driving gear (15) is arranged at the output end of the motor (14), and the driven gear (16) matched with the driving gear (15) is arranged on the outer side of the conveying pipe (9).

5. The hydrorefining unit of claim 1, wherein: the heating assembly comprises a conductive plate (7) and a heating plate (8), the heating plates (8) are uniformly distributed in a cavity in a straight cylinder part in the deoxygenation tank (1), and the conductive plate (7) is positioned at one end of the straight cylinder part and is connected with the heating plate (8) mutually.

6. The hydrorefining unit of claim 1, wherein: first subassembly and the second subassembly that admits air includes first communicating pipe (2) and second communicating pipe (3) respectively, the hemisphere portion outside of deoxygenation jar (1) one end symmetry intercommunication respectively has first communicating pipe (2) and second communicating pipe (3), first communicating pipe (2) all are provided with gas meter (29) with the one end of second communicating pipe (3), first communicating pipe (2) all are provided with second electric shower nozzle (21) with the other end of second communicating pipe (3).

7. The hydrorefining unit of claim 1, wherein: the first communicating pipe (2) and the second communicating pipe (3) are connected with guide heads (22) matched with the stirring component (23) through second electric nozzles (21), and the guide directions of the two groups of guide heads (22) are crossed.

8. The hydrorefining unit of claim 1, wherein: the air outlet assembly comprises an air outlet pipe (18) and a pump body (19), one end of the air outlet pipe (18) is communicated with the inner side of the second partition plate (25), and the other end of the air outlet pipe (18) is communicated with the pump body (19).

9. The hydrorefining unit of claim 1, wherein: the bottom end of the straight cylinder part of the deoxygenation tank (1) is communicated with a waste box (4), and the output end of the waste box (4) is provided with a valve (5).