CN114984809A - Preparation device and preparation method for energy-saving coating of primary converter for synthetic ammonia - Google Patents
Preparation device and preparation method for energy-saving coating of primary converter for synthetic ammonia Download PDFInfo
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- CN114984809A CN114984809A CN202210794773.6A CN202210794773A CN114984809A CN 114984809 A CN114984809 A CN 114984809A CN 202210794773 A CN202210794773 A CN 202210794773A CN 114984809 A CN114984809 A CN 114984809A
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- wall
- agitator tank
- rigid coupling
- stirring
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- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 title claims abstract description 48
- 238000002360 preparation method Methods 0.000 title claims abstract description 29
- 229910021529 ammonia Inorganic materials 0.000 title claims abstract description 24
- 239000011248 coating agent Substances 0.000 title claims abstract description 22
- 238000000576 coating method Methods 0.000 title claims abstract description 22
- 238000003756 stirring Methods 0.000 claims abstract description 76
- 239000002994 raw material Substances 0.000 claims abstract description 46
- 230000008878 coupling Effects 0.000 claims description 40
- 238000010168 coupling process Methods 0.000 claims description 40
- 238000005859 coupling reaction Methods 0.000 claims description 40
- 238000007790 scraping Methods 0.000 claims description 29
- 230000009471 action Effects 0.000 claims description 28
- 230000015572 biosynthetic process Effects 0.000 claims description 11
- 238000003786 synthesis reaction Methods 0.000 claims description 11
- 230000005540 biological transmission Effects 0.000 claims description 6
- 238000000034 method Methods 0.000 claims description 6
- 230000033001 locomotion Effects 0.000 claims description 4
- 230000006835 compression Effects 0.000 claims description 2
- 238000007906 compression Methods 0.000 claims description 2
- 238000010030 laminating Methods 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 9
- 238000002156 mixing Methods 0.000 description 8
- 238000007599 discharging Methods 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- 239000003054 catalyst Substances 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000002194 synthesizing effect Effects 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- -1 agitator tank 1 Chemical compound 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000001311 chemical methods and process Methods 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 239000003337 fertilizer Substances 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 229930195733 hydrocarbon Natural products 0.000 description 1
- 150000002430 hydrocarbons Chemical class 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000003345 natural gas Substances 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F27/00—Mixers with rotary stirring devices in fixed receptacles; Kneaders
- B01F27/80—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a substantially vertical axis
- B01F27/95—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a substantially vertical axis with stirrers having planetary motion, i.e. rotating about their own axis and about a sun axis
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
- B01F35/10—Maintenance of mixers
- B01F35/12—Maintenance of mixers using mechanical means
- B01F35/123—Maintenance of mixers using mechanical means using scrapers for cleaning mixers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
- B01F35/71—Feed mechanisms
- B01F35/717—Feed mechanisms characterised by the means for feeding the components to the mixer
- B01F35/71755—Feed mechanisms characterised by the means for feeding the components to the mixer using means for feeding components in a pulsating or intermittent manner
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/10—Process efficiency
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Mixers Of The Rotary Stirring Type (AREA)
Abstract
The invention discloses a preparation device and a preparation method for an energy-saving coating of a synthetic ammonia primary converter, which comprises a stirring tank, wherein the bottom of the stirring tank is fixedly connected with a plurality of bases, the side wall of the stirring tank is fixedly connected with a fixed side plate, the top end of the fixed side plate is fixedly connected with a top plate, the bottom of the top plate is provided with a motor, and the output shaft of the motor is fixedly connected with the top end of a central shaft. Improve ejection of compact effect, the ejection of compact is not remained, avoids the unable whole problem that falls out of raw materials of flat bottom agitator tank bottom.
Description
Technical Field
The invention relates to the technical field of coating preparation, in particular to a preparation device and a preparation method for an energy-saving coating of a primary converter for synthetic ammonia.
Background
Synthetic ammonia refers to ammonia directly synthesized from nitrogen and hydrogen at high temperature and high pressure in the presence of a catalyst, and is a basic inorganic chemical process, in modern chemical industry, ammonia is a main raw material of chemical fertilizer industry and basic organic chemical industry, and a reformer is equipment for converting hydrocarbons into synthetic gas in the presence of a catalyst and can be divided into a top burner reformer, a side burner reformer and a step-and-terrace reformer.
At present, the energy consumption of natural gas used by a primary converter for synthesizing ammonia is large, the heat loss outside a converter body is large, and in order to solve the problems, so that a layer of heat-insulating coating is required to be sprayed on the outer wall of the primary converter for synthesizing ammonia to avoid the too fast heat dissipation of the furnace body and maintain the temperature of the furnace body, thereby achieving the purpose of energy conservation, the coating is prepared by stirring and mixing the raw materials, so a stirring device is needed, but the prior stirring device has simple structure, poor stirring effect and poor raw material mixing effect, and part of the stirring devices adopt a flat-bottomed stirring tank, when discharging, part of the raw materials are easy to stick on the inner wall of the stirring tank and remain at the bottom of the stirring tank and cannot be discharged completely, thereby not only increasing the subsequent cleaning difficulty, meanwhile, raw materials are wasted, and therefore, a preparation device and a preparation method for the energy-saving coating of the primary converter for ammonia synthesis are provided.
Disclosure of Invention
The invention aims to provide a preparation device and a preparation method for an energy-saving coating of a primary converter for synthetic ammonia, which aim to solve the problems in the background art.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a preparation facilities and preparation method for energy-conserving coating of synthetic ammonia primary reformer, including the agitator tank, the bottom rigid coupling of agitator tank has a plurality of bases, the lateral wall rigid coupling of agitator tank has fixed curb plate, the top rigid coupling of fixed curb plate has the roof, the motor is installed to the bottom of roof, the output shaft of motor and the top rigid coupling of center pin, set up reciprocating motion's thread groove on the outer wall that the center pin is in the agitator tank top, the bottom of center pin extends to in the agitator tank, be equipped with in the agitator tank with central axis connected stirring subassembly with scrape the wall subassembly, the outside of agitator tank is equipped with the intermittent type unloading subassembly with central axis connection, the bottom of agitator tank is equipped with inside sunken protruding to inside, the bottom rigid coupling of center pin has two scraper blades, the bottom of two scraper blades all laminates and slides on the interior diapire of agitator tank.
Preferably, the stirring assembly comprises a rotating plate fixedly connected to the outer wall of the central shaft, rotating shafts are rotatably connected to two ends of the rotating plate, stirring members are fixedly connected to the bottom ends of the rotating shafts, gears are fixedly connected to the top ends of the rotating shafts, and the gears are meshed with inner gear rings fixedly connected to the inner wall of the stirring tank.
As preferred, scrape the wall subassembly and include the thread bush of threaded connection on the center pin outer wall thread groove, the outer wall of thread bush and the one end rigid coupling of connecting plate, the other end rigid coupling of connecting plate has the sliding block, and the sliding block slides in the sliding hole of seting up on fixed curb plate, and the rigid coupling has four connecting rods on the outer wall of thread bush, and four connecting rods extend to the common rigid coupling of the inside one end of agitator tank and have the scraping ring, and the scraping ring laminating slides on the inner wall of agitator tank.
Preferably, the side wall of the fixed side plate is fixedly connected with two limiting rings through two fixing rods, the two limiting rings are sleeved on the outer side of the central shaft, and the two limiting rings are located above and below the threaded sleeve respectively.
Preferably, the section of the scraping ring is an isosceles triangle.
Preferably, intermittent type unloading subassembly includes the action wheel of rigid coupling on the center pin outer wall, and the action wheel passes through the belt and is connected with from the driving wheel transmission, from the driving wheel rigid coupling on the outer wall of axis of rotation, the axis of rotation rotates to be connected on agitator tank outer wall rigid coupling on the supporting seat, and the top rigid coupling of axis of rotation has the cam.
As preferred, intermittent type unloading subassembly still includes the lower hopper through two mounting panel rigid couplings on the agitator tank outer wall, the unloading hole has been seted up to the bottom of lower hopper, the bottom of lower hopper is connected with the unloading pipe, the bottom and the inside intercommunication of agitator tank of unloading pipe, the department of connection slip of unloading hopper and unloading pipe has the movable block, the one end and the cam outer wall of movable block are inconsistent, the through-hole has been seted up on the movable block, the other end rigid coupling of movable block has the movable rod, movable rod swing joint is in the fixed block that unloading lateral wall rigid coupling has, the cover is equipped with reset spring with fixed block elastic connection on the outer wall of movable rod.
Preferably, the discharge gate has been seted up to the bottom of agitator tank, and electric putter is installed to the bottom of agitator tank, and electric putter's telescopic shaft and discharge baffle's bottom rigid coupling, discharge baffle correspond with the position of discharge gate, and discharge baffle's both ends all slide in the agitator tank bottom through two fixed strips, and the equal rigid coupling of two fixed strips is in the bottom of agitator tank.
A preparation method of a preparation device for an energy-saving coating of a primary converter for ammonia synthesis comprises the following steps:
s1, directly putting the main raw materials into a stirring tank, and putting other raw materials to be stirred into a discharging hopper;
s2, starting a motor to work, wherein the motor drives a central shaft to rotate, the central shaft can drive two rotating shafts to rotate through a rotating plate under the action of a stirring assembly, the two rotating shafts can drive a stirring piece to revolve, and meanwhile, under the meshing action of a gear and an inner gear ring, the rotating shafts can also drive the stirring piece to rotate, and the stirring piece can revolve and rotate;
s3, when stirring, under the action of the wall scraping component, the threaded sleeve can reciprocate up and down on the outer wall of the central shaft, the threaded sleeve can drive the scraping ring to reciprocate up and down through the connecting rod, and the section of the scraping ring is in an isosceles triangle shape, so that raw materials adhered to the inner wall of the stirring tank can be effectively scraped when the scraping ring reciprocates up and down;
s4, when stirring, under the action of the intermittent blanking assembly, the rotation of the central shaft can drive the rotation shaft to rotate through the transmission action of the driving wheel and the driven wheel, the rotation shaft can drive the cam to rotate, when the cam extrudes the movable block and enables the movable block to move, the reset spring is in a compression state at the moment, after the through hole on the movable block corresponds to the blanking hole at the bottom of the blanking hopper, the raw material can enter the stirring tank through the blanking pipe, when the cam does not extrude the movable block any more, the movable block is reset under the elastic force action of the reset spring, at the moment, the through hole does not correspond to the blanking hole any more, and blanking can be stopped;
s5, after the raw materials are mixed, the motor is maintained to continue working, the electric push rod is started, the discharge baffle is driven to move, the discharge baffle does not block the discharge hole any more, the mixed raw materials fall out from the discharge hole, the motor can continue working, the scraper can be driven to rotate through the central shaft, and the scraper can be used through the matching of the inner protrusion and the scraper, so that all the raw materials in the stirring tank can be discharged from the discharge hole.
And S6, after all the raw materials are discharged, the motor is turned off to work, the discharge baffle is reset through the electric push rod, and the electric push rod stops working after the reset.
Compared with the prior art, the invention has the beneficial effects that:
the invention is different from the prior art, under the action of the stirring component, the stirring piece can be in a revolution and rotation stirring state, the stirring and mixing effect of the raw materials is improved, under the action of the wall scraping component, the thread sleeve can drive the scraping ring to reciprocate up and down through the connecting rod, because the section of the scraping ring is in an isosceles triangle shape, the raw materials adhered to the inner wall of the stirring tank can be effectively scraped when the scraping ring reciprocates up and down, the mixing quality of the raw materials is improved, the residue of the raw materials can be reduced when the raw materials are fed subsequently, the waste of the raw materials is avoided, under the action of the intermittent feeding component, after the through hole on the movable block corresponds to the feeding hole at the bottom of the feeding hopper, the raw materials can enter the stirring tank through the feeding pipe, and when the through hole does not correspond to the feeding hole any more, the feeding can be stopped, so that the intermittent feeding can be carried out, and the problem of uneven mixing caused by pouring excessive raw materials once can be avoided, further improve mixed effect, use through the cooperation of interior arch and scraper blade to can discharge the discharge gate with whole raw materialss of agitator tank inside, improve ejection of compact effect, the ejection of compact is not had and remains, avoids the unable whole problem that falls out of raw materials of flat agitator tank bottom.
Drawings
FIG. 1 is a schematic structural view of the present invention as a whole;
FIG. 2 is a schematic structural diagram of internal components of a stirring tank of the invention with a section view;
FIG. 3 is a schematic structural view of a stirring assembly of the present invention;
FIG. 4 is a schematic structural view of the blanking assembly of the present invention;
FIG. 5 is a schematic sectional view of the discharge hopper separated from the discharge pipe;
FIG. 6 is a cross-sectional bottom schematic view of the agitator tank of the present invention;
FIG. 7 is a schematic view of the construction of the squeegee of the invention;
FIG. 8 is a schematic structural view of a section of a scraper ring according to the present invention.
In the figure: 1. a stirring tank; 2. a base; 3. fixing the side plate; 4. a top plate; 5. a motor; 6. a central shaft; 7. a stirring assembly; 701. a rotating plate; 702. a rotating shaft; 703. a stirring member; 704. a gear; 705. an inner gear ring; 8. a wall scraping assembly; 801. a threaded sleeve; 802. a connecting plate; 803. a slider; 804. a connecting rod; 805. scraping rings; 806. a limiting ring; 807. fixing the rod; 9. an intermittent blanking assembly; 901. a driving wheel; 902. a driven wheel; 903. a rotating shaft; 904. a supporting seat; 905. a cam; 906. mounting a plate; 907. feeding a hopper; 908. a blanking hole; 909. a discharging pipe; 910. a movable block; 911. a through hole; 912. a movable rod; 913. a fixed block; 914. a return spring; 10. an inner bulge; 11. a discharge port; 12. an electric push rod; 13. a discharge baffle; 14. a fixing strip; 15. and a scraper.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-8, the present invention provides a technical solution: the utility model provides a preparation facilities and preparation method for energy-conserving coating of one-section reborner of synthetic ammonia, including agitator tank 1, agitator tank 1's bottom rigid coupling has a plurality of bases 2, agitator tank 1's lateral wall rigid coupling has fixed curb plate 3, the top rigid coupling of fixed curb plate 3 has roof 4, motor 5 is installed to roof 4's bottom, motor 5's output shaft and the top rigid coupling of center pin 6, set up reciprocating motion's thread groove on the outer wall that center pin 6 is in agitator tank 1 top, the bottom of center pin 6 extends to in agitator tank 1, be equipped with the stirring subassembly 7 of being connected with center pin 6 in the agitator tank 1 and scrape wall subassembly 8, the outside of agitator tank 1 is equipped with the intermittent type unloading subassembly 9 of being connected with center pin 6, agitator tank 1's bottom is equipped with inside sunken protruding 10, the bottom rigid coupling of center pin 6 has two scraper blades 15, the bottom of two scraper blades 15 all laminates the slip on agitator tank 1's interior diapire.
Further, the stirring assembly 7 comprises a rotating plate 701 fixedly connected to the outer wall of the central shaft 6, both ends of the rotating plate 701 are rotatably connected with a rotating shaft 702, the bottom end of the rotating shaft 702 is fixedly connected with a stirring member 703, the top end of the rotating shaft 702 is fixedly connected with a gear 704, and the gear 704 is engaged with an inner toothed ring 705 fixedly connected to the inner wall of the stirring tank 1; the stirring member 703 can be in a revolution and rotation stirring state, thereby improving the stirring and mixing effect of the raw materials.
Further, the wall scraping assembly 8 comprises a threaded sleeve 801 in threaded connection with a threaded groove in the outer wall of the central shaft 6, the outer wall of the threaded sleeve 801 is fixedly connected with one end of a connecting plate 802, the other end of the connecting plate 802 is fixedly connected with a sliding block 803, the sliding block 803 slides in a sliding hole formed in the fixed side plate 3, four connecting rods 804 are fixedly connected to the outer wall of the threaded sleeve 801, one ends of the four connecting rods 804 extending to the inside of the stirring tank 1 are fixedly connected with a scraping ring 805, and the scraping ring 805 is attached to and slides on the inner wall of the stirring tank 1; can effectively strike off and be stained with the raw materials that glues on agitator tank 1 inner wall, improve the mixing quality of raw materials, and also can reduce the remaining of raw materials during follow-up unloading, avoid the waste of raw materials.
Further, two limiting rings 806 are fixedly connected to the side walls of the fixed side plates 3 through two fixing rods 807, the two limiting rings 806 are sleeved on the outer side of the central shaft 6, and the two limiting rings 806 are respectively located above and below the threaded sleeve 801; to restrain the threaded sleeve 801 and ensure that the threaded sleeve 801 can reciprocate up and down.
Further, the section of the scraping ring 805 is an isosceles triangle; when the scraper ring 805 moves up and down, the scraped raw material is less likely to stay on the scraper ring 805, and the scraping effect of the scraper ring 805 is improved.
Further, the intermittent blanking assembly 9 comprises a driving wheel 901 fixedly connected to the outer wall of the central shaft 6, the driving wheel 901 is in transmission connection with a driven wheel 902 through a belt, the driven wheel 902 is fixedly connected to the outer wall of a rotating shaft 903, the rotating shaft 903 is rotatably connected to the outer wall of the stirring tank 1 and fixedly connected to a supporting seat 904, and a cam 905 is fixedly connected to the top end of the rotating shaft 903; facilitating movement by the cam 905 reciprocally squeezing the movable block 910.
Furthermore, the intermittent blanking assembly 9 further comprises a blanking hopper 907 fixedly connected to the outer wall of the stirring tank 1 through two mounting plates 906, a blanking hole 908 is formed in the bottom of the blanking hopper 907, a blanking tube 909 is connected to the bottom of the blanking hopper 907, the bottom end of the blanking tube 909 is communicated with the inside of the stirring tank 1, a movable block 910 slides at the joint of the blanking hopper 907 and the blanking tube 909, one end of the movable block 910 abuts against the outer wall of the cam 905, a through hole 911 is formed in the movable block 910, a movable rod 912 is fixedly connected to the other end of the movable block 910, the movable rod 912 is movably connected to a fixed block 913 fixedly connected to the side wall of the blanking tube 909, a return spring 914 elastically connected to the fixed block 913 is sleeved on the outer wall of the movable rod 912, after a through hole 911 on the movable block 910 corresponds to the blanking hole 908 at the bottom of the blanking hopper 907, raw materials can enter the stirring tank 1 through the blanking tube 909, and when the through hole 911 does not correspond to the blanking hole 908, can stop the unloading, so reciprocal intermittent type unloading can avoid once only pouring into too much raw materials and lead to mixing inhomogeneous problem, further improves mixed effect.
Further, a discharge port 11 is formed in the bottom of the stirring tank 1, an electric push rod 12 is mounted at the bottom of the stirring tank 1, a telescopic shaft of the electric push rod 12 is fixedly connected with the bottom of a discharge baffle 13, the discharge baffle 13 corresponds to the discharge port 11, two ends of the discharge baffle 13 slide on the bottom of the stirring tank 1 through two fixing strips 14, and the two fixing strips 14 are fixedly connected to the bottom of the stirring tank 1; the electric push rod 12 is used for driving the discharge baffle 13 to move, so that the discharge is convenient to realize.
The preferred embodiment of the invention provides a preparation method of a preparation device for an energy-saving coating of a primary converter for ammonia synthesis, which comprises the following steps:
s1, directly putting the main raw materials into the stirring tank 1, and putting other raw materials to be stirred into a blanking hopper 907;
s2, starting the motor 5 to work, wherein the motor 5 drives the central shaft 6 to rotate, under the action of the stirring assembly 7, the central shaft 6 can drive the two rotating shafts 702 to rotate through the rotating plate 701, the two rotating shafts 702 can drive the stirring element 703 to revolve, and meanwhile, under the meshing action of the gear 704 and the inner ring 705, the rotating shafts 702 can also drive the stirring element 703 to rotate, and can revolve and rotate;
s3, when stirring, under the action of the wall scraping component 8, the thread sleeve 801 can reciprocate up and down on the outer wall of the central shaft 6, the thread sleeve 801 can drive the scraping ring 805 to reciprocate up and down through the connecting rod 804, and the section of the scraping ring 805 is isosceles triangle, so that raw materials adhered to the inner wall of the stirring tank 1 can be effectively scraped when the scraping ring 805 reciprocates up and down;
s4, during stirring, under the action of the intermittent blanking assembly 9, the rotation of the central shaft 6 can drive the rotation shaft 903 to rotate through the transmission action of the driving wheel 901 and the driven wheel 902, the rotation shaft 903 can drive the cam 905 to rotate, when the cam 905 extrudes the movable block 910 and enables the movable block 910 to move, the return spring 914 is in a compressed state at the moment, after the through hole 911 on the movable block 910 corresponds to the blanking hole 908 at the bottom of the blanking hopper 907, raw materials can enter the stirring tank 1 through the blanking pipe 909, when the cam 905 does not extrude the movable block 910 any more, the movable block 910 is reset under the elastic force action of the return spring 914, at the moment, the through hole 911 does not correspond to the blanking hole 908 any more, and blanking can be stopped;
s5, after the raw materials are mixed, the motor 5 is maintained to continue to work, the electric push rod 12 is started, the discharge baffle 13 is driven to move, the discharge hole 11 is no longer blocked by the discharge baffle 13, the mixed raw materials fall out from the discharge hole 11, the scraper 15 can be driven to rotate by the central shaft 6 when the motor 5 continues to work, and the scraper 15 is matched with the inner protrusion 10, so that all the raw materials in the stirring tank 1 can be discharged from the discharge hole 11.
And S6, after all the raw materials are discharged, the motor 5 is turned off to work, the discharge baffle 13 is reset through the electric push rod 12, and the electric push rod 12 stops working after resetting.
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 (9)
1. The utility model provides a preparation facilities is used to energy-conserving coating of synthetic ammonia primary reformer, includes agitator tank (1), its characterized in that: the bottom rigid coupling of agitator tank (1) has a plurality of bases (2), the lateral wall rigid coupling of agitator tank (1) has fixed curb plate (3), the top rigid coupling of fixed curb plate (3) has roof (4), motor (5) are installed to the bottom of roof (4), the output shaft of motor (5) and the top rigid coupling of center pin (6), set up reciprocating motion's thread groove on the outer wall that center pin (6) are in agitator tank (1) top, the bottom of center pin (6) extends to in agitator tank (1), be equipped with stirring subassembly (7) and scrape wall subassembly (8) of being connected with center pin (6) in agitator tank (1), the outside of agitator tank (1) is equipped with intermittent type unloading subassembly (9) of being connected with center pin (6), the bottom of agitator tank (1) is equipped with inside sunken interior arch (10), the bottom of center pin (6) has two scraper blades (15), the bottoms of the two scrapers (15) are attached to and slide on the inner bottom wall of the stirring tank (1).
2. The preparation device for the energy-saving coating of the primary converter for ammonia synthesis according to claim 1, characterized in that: the stirring assembly (7) comprises a rotating plate (701) fixedly connected to the outer wall of the central shaft (6), two ends of the rotating plate (701) are rotatably connected with a rotating shaft (702), the bottom end of the rotating shaft (702) is fixedly connected with a stirring piece (703), the top end of the rotating shaft (702) is fixedly connected with a gear (704), and the gear (704) is meshed with an inner gear ring (705) fixedly connected to the inner wall of the stirring tank (1).
3. The preparation device for the energy-saving coating of the primary converter for ammonia synthesis according to claim 1, characterized in that: scrape threaded sleeve (801) on wall subassembly (8) including threaded connection on center pin (6) outer wall thread groove, the outer wall of threaded sleeve (801) and the one end rigid coupling of connecting plate (802), the other end rigid coupling of connecting plate (802) has sliding block (803), sliding block (803) slide in the sliding hole of seting up on fixed curb plate (3), the rigid coupling has four connecting rods (804) on the outer wall of threaded sleeve (801), four connecting rods (804) extend to agitator tank (1) the common rigid coupling of inside one end have scraping ring (805), scraping ring (805) laminating slides on the inner wall of agitator tank (1).
4. The preparation device for the energy-saving coating of the primary converter for ammonia synthesis according to claim 3, characterized in that: two limiting rings (806) are fixedly connected to the side wall of the fixed side plate (3) through two fixing rods (807), the two limiting rings (806) are sleeved on the outer side of the central shaft (6), and the two limiting rings (806) are located above and below the threaded sleeve (801) respectively.
5. The preparation device for the energy-saving coating of the primary converter for ammonia synthesis according to claim 3, characterized in that: the section of the scraping ring (805) is an isosceles triangle.
6. The preparation device for the energy-saving coating of the primary converter for ammonia synthesis according to claim 1, characterized in that: intermittent type unloading subassembly (9) are including action wheel (901) of rigid coupling on center pin (6) outer wall, and action wheel (901) are connected with following driving wheel (902) transmission through the belt, follow driving wheel (902) rigid coupling on the outer wall of axis of rotation (903), and axis of rotation (903) rotate to be connected on agitator tank (1) outer wall rigid coupling is on supporting seat (904), and the top rigid coupling of axis of rotation (903) has cam (905).
7. The preparation device for the energy-saving coating of the primary converter for ammonia synthesis according to claim 6, characterized in that: intermittent type unloading subassembly (9) still include hopper (907) down through two mounting panel (906) rigid couplings on agitator tank (1) outer wall, unloading hole (908) have been seted up to the bottom of hopper (907) down, the bottom of hopper (907) is connected with unloading pipe (909) down, the bottom and agitator tank (1) inside intercommunication of unloading pipe (909), the junction of hopper (907) down and unloading pipe (909) slides has movable block (910), the one end and the outer wall of cam (905) of movable block (910) are inconsistent, through-hole (911) have been seted up on movable block (910), the other end rigid coupling of movable block (910) has movable rod (912), movable rod (912) swing joint is in fixed block (913) that unloading pipe (909) lateral wall rigid coupling has, the cover is equipped with reset spring (914) with fixed block (913) elastic connection on the outer wall of movable rod (912).
8. The preparation device for the energy-saving coating of the primary converter for ammonia synthesis according to claim 1, characterized in that: discharge gate (11) have been seted up to the bottom of agitator tank (1), and electric putter (12) are installed to the bottom of agitator tank (1), the telescopic shaft of electric putter (12) and the bottom rigid coupling of discharge baffle (13), and discharge baffle (13) correspond with the position of discharge gate (11), and the both ends of discharge baffle (13) all slide in agitator tank (1) bottom through two fixed strip (14), and the equal rigid coupling in the bottom of agitator tank (1) in two fixed strip (14).
9. The method for preparing the energy-saving coating of the primary converter for ammonia synthesis according to any one of claims 1 to 8, characterized in that: the method comprises the following steps:
s1, directly putting main raw materials into the stirring tank (1) and putting other raw materials to be stirred into the blanking hopper (907);
s2, starting a motor (5) to work, wherein the motor (5) drives a central shaft (6) to rotate, the central shaft (6) can drive two rotating shafts (702) to rotate through a rotating plate (701) under the action of a stirring assembly (7), the two rotating shafts (702) can drive a stirring piece (703) to revolve, and meanwhile, under the meshing action of a gear (704) and an inner gear ring (705), the rotating shafts (702) can also drive the stirring piece (703) to rotate and can revolve and rotate;
s3, when stirring, under the action of the wall scraping component (8), the threaded sleeve (801) can reciprocate up and down on the outer wall of the central shaft (6), the threaded sleeve (801) can drive the scraping ring (805) to reciprocate up and down through the connecting rod (804), and the section of the scraping ring (805) is in an isosceles triangle shape, so that raw materials adhered to the inner wall of the stirring tank (1) can be effectively scraped when the scraping ring (805) reciprocates up and down;
s4, when stirring, under the action of an intermittent blanking assembly (9), the rotation of a central shaft (6) can drive a rotating shaft (903) to rotate through the transmission action of a driving wheel (901) and a driven wheel (902), the rotating shaft (903) can drive a cam (905) to rotate, the cam (905) extrudes a movable block (910) and enables the movable block (910) to move, a return spring (914) is in a compression state at the moment, after a through hole (911) in the movable block (910) corresponds to a blanking hole (908) in the bottom of a blanking hopper (907), raw materials can enter a stirring tank (1) through a blanking pipe (909), when the cam (905) does not extrude the movable block (910 any more, the movable block (910) is reset under the elastic force action of the return spring (914), and at the moment, the through hole (911) does not correspond to the blanking hole (908) any more, so that blanking can be stopped;
s5, after the raw materials are mixed, the motor (5) is maintained to continue working and the electric push rod (12) is started and the discharge baffle (13) is driven to move, the discharge baffle (13) no longer blocks the discharge hole (11), the mixed raw materials fall out from the discharge hole (11), the motor (5) continues working and can drive the scraper (15) to rotate through the central shaft (6), and the stirring tank (1) can be discharged from the discharge hole (11) by matching the inner bulge (10) with the scraper (15).
And S6, after all the raw materials are discharged, the motor (5) is turned off to work, the discharge baffle (13) is reset through the electric push rod (12), and the electric push rod (12) stops working after reset.
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| CN202210794773.6A CN114984809A (en) | 2022-07-07 | 2022-07-07 | Preparation device and preparation method for energy-saving coating of primary converter for synthetic ammonia |
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| CN202210794773.6A CN114984809A (en) | 2022-07-07 | 2022-07-07 | Preparation device and preparation method for energy-saving coating of primary converter for synthetic ammonia |
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