CN115090056A - Pressure swing adsorption formula hydrogen purifier of coal system hydrogen - Google Patents
Pressure swing adsorption formula hydrogen purifier of coal system hydrogen Download PDFInfo
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- CN115090056A CN115090056A CN202210814790.1A CN202210814790A CN115090056A CN 115090056 A CN115090056 A CN 115090056A CN 202210814790 A CN202210814790 A CN 202210814790A CN 115090056 A CN115090056 A CN 115090056A
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- 229910052739 hydrogen Inorganic materials 0.000 title claims abstract description 50
- 239000001257 hydrogen Substances 0.000 title claims abstract description 50
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 title claims abstract description 47
- 239000003245 coal Substances 0.000 title claims abstract description 24
- 238000001179 sorption measurement Methods 0.000 title claims abstract description 17
- 238000000746 purification Methods 0.000 claims abstract description 33
- 230000006835 compression Effects 0.000 claims abstract description 14
- 238000007906 compression Methods 0.000 claims abstract description 14
- 238000004519 manufacturing process Methods 0.000 claims abstract description 10
- 238000004140 cleaning Methods 0.000 claims description 15
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 claims description 14
- 229910052709 silver Inorganic materials 0.000 claims description 14
- 239000004332 silver Substances 0.000 claims description 14
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 13
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 12
- 229910052799 carbon Inorganic materials 0.000 claims description 12
- 230000007246 mechanism Effects 0.000 claims description 6
- 238000010030 laminating Methods 0.000 claims description 5
- 230000005540 biological transmission Effects 0.000 claims description 3
- 230000010405 clearance mechanism Effects 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 18
- 239000000428 dust Substances 0.000 abstract description 13
- 230000003068 static effect Effects 0.000 abstract description 10
- 238000001914 filtration Methods 0.000 abstract description 6
- 239000012535 impurity Substances 0.000 abstract description 6
- 230000009471 action Effects 0.000 abstract description 5
- 239000002245 particle Substances 0.000 abstract description 4
- 239000011148 porous material Substances 0.000 abstract description 3
- 239000007789 gas Substances 0.000 description 18
- 238000000034 method Methods 0.000 description 9
- UCKMPCXJQFINFW-UHFFFAOYSA-N Sulphide Chemical compound [S-2] UCKMPCXJQFINFW-UHFFFAOYSA-N 0.000 description 8
- 230000008569 process Effects 0.000 description 5
- 230000001680 brushing effect Effects 0.000 description 4
- 239000000571 coke Substances 0.000 description 4
- 230000005611 electricity Effects 0.000 description 4
- 238000009826 distribution Methods 0.000 description 3
- 239000002360 explosive Substances 0.000 description 3
- 150000002431 hydrogen Chemical class 0.000 description 3
- 238000012856 packing Methods 0.000 description 3
- 238000004939 coking Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 150000002739 metals Chemical class 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 229910002091 carbon monoxide Inorganic materials 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 238000002309 gasification Methods 0.000 description 1
- 238000005984 hydrogenation reaction Methods 0.000 description 1
- 230000002045 lasting effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
- 229910021420 polycrystalline silicon Inorganic materials 0.000 description 1
- 229920005591 polysilicon Polymers 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 239000002210 silicon-based material Substances 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/0027—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with additional separating or treating functions
- B01D46/0036—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with additional separating or treating functions by adsorption or absorption
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/0084—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours provided with safety means
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/42—Auxiliary equipment or operation thereof
- B01D46/50—Means for discharging electrostatic potential
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/66—Regeneration of the filtering material or filter elements inside the filter
- B01D46/68—Regeneration of the filtering material or filter elements inside the filter by means acting on the cake side involving movement with regard to the filter elements
- B01D46/681—Regeneration of the filtering material or filter elements inside the filter by means acting on the cake side involving movement with regard to the filter elements by scrapers, brushes or the like
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/66—Regeneration of the filtering material or filter elements inside the filter
- B01D46/74—Regeneration of the filtering material or filter elements inside the filter by forces created by movement of the filter element
- B01D46/76—Regeneration of the filtering material or filter elements inside the filter by forces created by movement of the filter element involving vibrations
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/02—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by adsorption, e.g. preparative gas chromatography
- B01D53/04—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by adsorption, e.g. preparative gas chromatography with stationary adsorbents
- B01D53/0407—Constructional details of adsorbing systems
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B3/00—Hydrogen; Gaseous mixtures containing hydrogen; Separation of hydrogen from mixtures containing it; Purification of hydrogen
- C01B3/50—Separation of hydrogen or hydrogen containing gases from gaseous mixtures, e.g. purification
- C01B3/56—Separation of hydrogen or hydrogen containing gases from gaseous mixtures, e.g. purification by contacting with solids; Regeneration of used solids
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Organic Chemistry (AREA)
- Analytical Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Combustion & Propulsion (AREA)
- Inorganic Chemistry (AREA)
- Separation Of Gases By Adsorption (AREA)
Abstract
The invention provides a pressure swing adsorption type hydrogen purifier for hydrogen production from coal, and relates to the technical field of hydrogen purification devices. It comprises a purifying barrel; the air outlet pipe is installed at the left end of the purification barrel, the right end of the purification barrel is fixedly connected with the air inlet pipe, and two groups of second filter plates are installed at the left end of the interior of the purification barrel. The inner end face of the sliding plate is provided with a compression spring, so that when the impact rod on the outer end face of the sliding plate is far away from the first filter plate, the sliding plate is positioned at the outermost end of the device groove under the elastic force action of the compression spring, and when the rotating disc rotates, the impact rod on the outer end of the sliding plate collides with the first filter plate to vibrate dust impurities adhered to the surface of the first filter plate. The problem of dust particle adhesion on the filter in the clarifier, cause the filtration pore to block up easily, reduce the purifying effect to hydrogen to and the purification bucket can produce static in the work, have the potential safety hazard is solved.
Description
Technical Field
The invention belongs to the technical field of hydrogen purification devices, and particularly relates to a pressure swing adsorption type hydrogen purifier for hydrogen production from coal.
Background
The method for preparing hydrogen by taking coal as a raw material mainly comprises the coking of coal and the gasification of coal, wherein the coking refers to the preparation of coke by coal at the temperature of 900-. The coke oven gas comprises 55-60% of hydrogen-containing gas, 23-27% of methane, 6-8% of carbon monoxide and the like, and the gas can be used as 300-350 m3 per ton of coal, can be used as urban gas and is also a raw material for preparing hydrogen. When the hydrogen in the coke oven gas is purified, a purifier is needed, but the existing purifier has some defects in use.
The existing hydrogen purifier is used, a lot of dust particles are contained in coke oven gas, the dust particles are adhered to a filter plate in the purifier, filter holes are easily blocked, the purification effect on hydrogen is reduced, the hydrogen belongs to flammable and explosive gas, a purification barrel can generate static electricity in work, and potential safety hazards exist.
Disclosure of Invention
The invention aims to solve the problems that in use of the hydrogen purifier, dust particles are adhered to a filter plate in the purifier to easily cause filter hole blockage and reduce the purification effect of hydrogen, and a purification barrel generates static electricity in work to cause potential safety hazard. Continuous safe production of high-purity hydrogen is realized to meet the demand of high-purity hydrogen for subsequent processes such as zone-melting-grade polysilicon, cold hydrogenation of silicon material, fuel cells and the like.
In order to achieve the purpose, the invention provides the following technical scheme: a pressure swing adsorption type hydrogen purifier for preparing hydrogen from coal comprises a purifying barrel;
the left end of the purification barrel is provided with an air outlet pipe, the right end of the purification barrel is fixedly connected with the air inlet pipe, and the left end of the interior of the purification barrel is provided with two groups of second filter plates;
the cleaning device comprises a base plate, a cleaning barrel and a fixing nail, wherein the base plate is of a long strip-shaped structure, two groups of connecting blocks are symmetrically arranged at the upper end of the base plate, the upper ends of the connecting blocks are fixedly connected with the cleaning barrel, and the fixing nail is clamped in the middle of the base plate;
the driving motor is fixedly arranged at the upper end of the purification barrel, and the lower end of the driving motor is in transmission connection with the driving shaft;
the first filter plate is fixedly arranged at the right end inside the purification barrel, and a rotating shaft is arranged in the middle of the first filter plate;
the first rotating plate is in a strip shape and is fixedly connected with the rotating shaft, and a cleaning mechanism is arranged on the surface of the first rotating plate;
the second rotating plate is fixedly connected with the rotating shaft and is arranged in a symmetrical structure with the first rotating plate;
the outer end face of the rotating disc is rotationally connected with the outer end face of the second rotating plate, and the outer end face of the rotating disc is attached to the first filter plate.
Furthermore, two sets of device grooves are symmetrically formed in the rotating disc, the sliding plate is slidably clamped in the device grooves, the outer end face of the sliding plate is provided with a striking rod, and the rear end face of the sliding plate is provided with a compression spring.
Furthermore, the outer end face of the rotating disc is uniformly provided with resistance strips, and the resistance strips are of arc structures.
Furthermore, a driving bevel gear is mounted at the lower end of the driving shaft, a driven bevel gear is arranged at the left end of the rotating shaft, and the driving bevel gear is meshed with the driven bevel gear.
Further, the cleaning mechanism includes:
the brush plate is of a strip-shaped structure, the outer end face of the brush plate is of an arc-shaped structure, and the inner end face of the brush plate is provided with a brush;
the connecting rods are provided with three groups, one end of the inner side of each connecting rod is fixedly connected with the brushing plate, and one end of the outer side of each connecting rod is slidably clamped in the through hole in the surface of the first rotating plate.
Further, the cleaning mechanism further comprises:
reset spring, reset spring cup joint in the outside of connecting rod, and reset spring outside one end and first rotor fixed connection, reset spring inboard one end and brush board fixed connection.
Further, staple upper end and iron chain fixed connection, the iron chain upper end is equipped with silver rivet, and silver rivet joint is on the lower extreme surface of purifying barrel.
Further, the second filter symmetry is equipped with two sets ofly, installs the division board between two sets of second filters, and the division board is the setting of cross form, and has placed the active carbon inside the division board.
Compared with the prior art, the invention has the following beneficial effects:
according to the hydrogen purification device, the driving bevel gear and the driven bevel gear at the lower end of the driving shaft are meshed, so that the driving shaft can drive the rotating shaft to rotate when rotating, the first rotating plate and the second rotating plate are driven to rotate simultaneously, and the first filter plate is convenient to clean.
In addition, still through the setting of the brush on brush board surface and the laminating of first filter for when first rotor area rotated the brush board and rotated, the brush on brush board surface can clear up first filter, and after the brush on brush board surface worn and torn, still through connecting rod outer end reset spring's device, under the effect of reset spring elasticity, the brush that makes brush board outer end can last and the laminating of first filter, thereby has improved the clearance effect of brush board to first filter.
In addition, the outer terminal surface of rotary disk is evenly installed and is had the resistance strip, can increase the frictional force between rotary disk and the first filter for when the axis of rotation drives the second and changes the board and rotate, the rotary disk can last rotate.
In addition, compression spring is installed to the interior terminal surface of sliding plate for when the impact bar of the outer terminal surface of sliding plate kept away from first filter, the sliding plate is located the device groove outermost end under compression spring elastic force, and when the rotation of rotary disk, the impact bar of sliding plate outer end can collide with first filter, vibrates the dust impurity who will adhere to first filter surface and gets off.
In addition, the staple upper end is connected with silver rivet through the iron chain, and the static that purifies the bucket surface and produce can pass through the iron chain and during the staple transmits the ground, has improved the security among the purification process.
In addition, the inside packing of division board through two sets of second filters has active carbon, and active carbon has very strong adsorptivity, can adsorb the sulphide in the hydrogen to the division board is criss-cross network structure, can let the even distribution of active carbon between the second filter, improves the adsorption effect to sulphide in the coal stove gas.
Drawings
FIG. 1 is a schematic diagram of the overall apparatus of the present invention;
FIG. 2 is a schematic view of the structure of the internal device of the purification barrel of the present invention;
FIG. 3 is a schematic view of the connection structure of the purification barrel and the backing plate according to the present invention;
FIG. 4 is an enlarged view of a portion of FIG. 3;
FIG. 5 is a schematic diagram of a second filter plate structure according to the present invention;
FIG. 6 is a schematic view of the connection structure of the driving shaft and the rotating shaft according to the present invention;
FIG. 7 is a schematic top view of the cleaning mechanism of the present invention;
FIG. 8 is a schematic cross-sectional view of a rotating disk according to the present invention.
In the figure:
1. a purifying barrel; 2. a base plate; 201. connecting blocks; 3. fixing nails; 4. a silver rivet; 401. an iron chain; 5. a drive motor; 501. a drive shaft; 5011. a drive bevel gear; 6. a first filter plate; 601. a rotating shaft; 6011. a driven bevel gear; 7. a first rotating plate; 8. brushing the board; 801. a connecting rod; 9. a return spring; 10. a second rotating plate; 11. rotating the disc; 1101. a resistance strip; 1102. a device slot; 12. a sliding plate; 1201. a striker bar; 13. a compression spring; 14. a second filter plate; 1401. a partition plate.
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.
Examples
As shown in fig. 1 to 8, the present invention provides a pressure swing adsorption type hydrogen purifier for producing hydrogen from coal, comprising a purification barrel 1;
an air outlet pipe is arranged at the left end of the purification barrel 1, the right end of the purification barrel 1 is fixedly connected with the air inlet pipe, and two groups of second filter plates 14 are arranged at the left end position inside the purification barrel 1;
the cleaning device comprises a base plate 2, wherein the base plate 2 is of a long strip structure, two groups of connecting blocks 201 are symmetrically arranged at the upper end of the base plate 2, the upper ends of the connecting blocks 201 are fixedly connected with a cleaning barrel 1, and fixing nails 3 are clamped in the middle of the base plate 2;
the driving motor 5 is fixedly arranged at the upper end of the purifying barrel 1, and the lower end of the driving motor 5 is in transmission connection with the driving shaft 501;
the first filter plate 6 is fixedly arranged at the right end position inside the purification barrel 1, and a rotating shaft 601 is arranged in the middle of the first filter plate 6;
the first rotating plate 7 is long, the first rotating plate 7 is fixedly connected with the rotating shaft 601, and a cleaning mechanism is arranged on the surface of the first rotating plate 7;
the second rotating plate 10, the second rotating plate 10 is fixedly connected with the rotating shaft 601, and the second rotating plate 10 and the first rotating plate 7 are arranged in a symmetrical structure;
the outer end face of rotary disk 11, rotary disk 11 and second commentaries on classics board 10 rotates to be connected, and the outer end face of rotary disk 11 and the laminating of first filter 6.
Two groups of device grooves 1102 are symmetrically formed in the rotating disc 11, the sliding plate 12 is slidably clamped in the device grooves 1102, the impact rod 1201 is mounted on the outer end face of the sliding plate 12, the compression spring 13 is arranged on the rear end face of the sliding plate 12, the resistance strips 1101 are uniformly mounted on the outer end face of the rotating disc 11, and the resistance strips 1101 are of an arc-shaped structure.
By adopting the scheme, the technical effects are as follows: the rotating disc 11 is rotatably connected with the second rotating plate 10, and the outer end face of the rotating disc 11 is attached to the first filter plate 6, so that when the rotating shaft 601 drives the second rotating plate 10 to rotate, the rotating disc 11 also rotates, and the outer end face of the rotating disc 11 is uniformly provided with the resistance strips 1101, which can increase the friction force between the rotating disc 11 and the first filter plate 6, and ensure that the rotating disc 11 can continuously rotate, the inner end face of the sliding plate 12 is provided with the compression spring 13, so that when the impact rod 1201 on the outer end face of the sliding plate 12 is far away from the first filter plate 6, the sliding plate 12 is positioned at the outermost end of the device slot 1102 under the elastic force of the compression spring 13, when the rotating disc 11 rotates, the rod 1201 on the outer end of the sliding plate 12 collides with the first filter plate 6, vibrates the dust impurities adhered to the surface of the first filter plate 6, and then pushes the sliding plate 12 to move towards the inside of the device slot 1102, the compression spring 13 is extruded, so that the impact rod 1201 can continuously impact the first filter plate 6 in the process of continuous rotation of the rotating disc 11, and filter holes on the surface of the first filter plate 6 are prevented from being blocked by dust.
Wherein, the lower end of the driving shaft 501 is provided with a driving bevel gear 5011, the left end of the rotating shaft 601 is provided with a driven bevel gear 6011, and the driving bevel gear 5011 is engaged with the driven bevel gear 6011.
By adopting the scheme, the technical effects are as follows: when clearing up the filtration pore on first filter 6 surface, driving motor 5 can be opened, and driving motor 5 drives drive shaft 501 and rotates, through the setting of the initiative bevel gear 5011 and the meshing of passive bevel gear 6011 of drive shaft 501 lower extreme for drive shaft 501 can drive axis of rotation 601 and rotate when the pivoted, thereby drives first rotor plate 7 and second rotor plate 10 and rotates simultaneously, clears up the filtration pore on first filter 6 surface.
Wherein, clearance mechanism includes: the brush plate 8 is of a strip-shaped structure, the outer end face of the brush plate 8 is of an arc-shaped structure, and the inner end face of the brush plate 8 is provided with a brush; the three groups of connecting rods 801 are provided, one end of the inner side of each connecting rod 801 is fixedly connected with the brushing plate 8, one end of the outer side of each connecting rod 801 is slidably clamped in a through hole in the surface of the first rotating plate 7, the reset spring 9 is sleeved outside the connecting rod 801, one end of the outer side of the reset spring 9 is fixedly connected with the first rotating plate 7, and one end of the inner side of the reset spring 9 is fixedly connected with the brushing plate 8.
Through adopting above-mentioned scheme, the technological effect who brings is: first filter 6 is when carrying out filtration purification to coal stove gas, solid impurity such as dust in the coal stove gas can the adhesion on the surface of first filter 6, setting through brush 8 surperficial brush and the laminating of first filter 6, make first commentaries on classics board 7 drive brush board 8 when rotating, brush 8 surperficial brush of brush board can clear up first filter 6, guarantee that the filter effect does not reduce, brush 8 surperficial brush of brush board is when lasting the clearance, wearing and tearing can take place for the brush front end, device through connecting rod 801 outer end reset spring 9, under the effect of reset spring 9 elasticity, make the brush of brush 8 outer ends can last and laminate with first filter 6, thereby the cleaning performance of brush board 8 to first filter 6 has been improved.
Wherein, 3 upper ends of staple and iron chain 401 fixed connection, the iron chain 401 upper end is equipped with silver rivet 4, and 4 joints of silver rivet are at the lower extreme surface of purifying barrel 1.
By adopting the scheme, the technical effects are as follows: hydrogen belongs to easily fires explosive gas, need prevent static when purifying hydrogen, 3 lower extreme joints of staple are in the soil, and 3 upper ends of staple are connected with silver rivet 4 through iron chain 401, the static that purifies 1 surface of bucket and produce can transmit to the ground through iron chain 401 and staple 3, the security of purifying the in-process has been improved, in various metals, silver electric conductivity is best, 4 joints of silver rivet are at the outer terminal surface that purifies 1, static that can be better is leading-in to the ground.
Wherein, the second filter 14 symmetry is equipped with two sets ofly, installs division board 1401 between two sets of second filter 14, and division board 1401 is the cross form setting, and places the active carbon in division board 1401 inside.
By adopting the scheme, the technical effects are as follows: can have the sulphide in the coal-fired furnace gas that the coal industry produced, the inside packing of division board 1401 through two sets of second filter 14 middles has active carbon, and active carbon has very strong adsorptivity, can adsorb the sulphide in the hydrogen to division board 1401 is the crisscross network structure of cross, can let the even distribution of active carbon between second filter 14, improves the adsorption effect to sulphide in the coal-fired furnace gas.
When in use: after gas enters from the air inlet at the right end of the purification barrel 1, the first filter plate 6 can adsorb solid impurities such as dust in the gas, the dust can block filter holes on the surface of the first filter plate 6 after being adsorbed on the surface of the first filter plate 6, the filtering effect is reduced, when the filter holes on the surface of the first filter plate 6 are cleaned, the driving motor 5 can be opened, the driving shaft 501 is driven by the driving motor 5 to rotate, the driving bevel gear 5011 at the lower end of the driving shaft 501 is meshed with the driven bevel gear 6011, so that the driving shaft 501 can drive the rotating shaft 601 to rotate when rotating, thereby driving the first rotating plate 7 and the second rotating plate 10 to rotate simultaneously, through the arrangement that the brush on the surface of the brush plate 8 is attached to the first filter plate 6, when the first rotating plate 7 drives the brush plate 8 to rotate, the brush on the surface of the brush plate 8 can clean the first filter plate 6, the filtering effect is ensured not to be reduced, when the brush on the surface of the brush plate 8 is continuously cleaned, the front end of the brush can be abraded, the brush at the outer end of the brush plate 8 can be continuously attached to the first filter plate 6 under the action of the elastic force of the return spring 9 through the device of the return spring 9 at the outer end of the connecting rod 801, so that the cleaning effect of the brush plate 8 on the first filter plate 6 is improved, the rotary disk 11 is rotatably connected with the second rotary plate 10, the outer end face of the rotary disk 11 is attached to the first filter plate 6, when the rotary shaft 601 drives the second rotary plate 10 to rotate, the rotary disk 11 can also rotate, the outer end face of the rotary disk 11 is uniformly provided with the resistance strips 1101, the friction force between the rotary disk 11 and the first filter plate 6 can be increased, the rotary disk 11 can be ensured to be continuously rotated, the inner end face of the sliding plate 12 is provided with the compression spring 13, when the impact rod 1201 at the outer end face of the sliding plate 12 is far away from the first filter plate 6, the sliding plate 12 is positioned at the outermost end of the device groove 1102 under the elastic force of the compression spring 13, when the rotating disc 11 rotates, the impact rod 1201 at the outer end of the sliding plate 12 collides with the first filter plate 6 to shake off dust impurities adhered to the surface of the first filter plate 6, then the impact rod 1201 pushes the sliding plate 12 to move towards the inside of the device groove 1102 to extrude the compression spring 13, so that the impact rod 1201 can continuously impact the first filter plate 6 in the continuous rotation process of the rotating disc 11 to prevent dust from blocking filter holes on the surface of the first filter plate 6, hydrogen belongs to flammable and explosive gas, static electricity needs to be prevented when the hydrogen is purified, the lower end of the fixing nail 3 is clamped in the ground, the upper end of the fixing nail 3 is connected with the silver rivet 4 through the iron chain 401, static electricity generated on the surface of the purifying barrel 1 can be transmitted to the ground through the iron chain 401 and the fixing nail 3, the security among the purification process has been improved, in various metals, the electric conductivity of silver is best, silver rivet 4 joint is at the outer terminal surface of purification bucket 1, static that can be better is leading-in to the ground, can have the sulphide in the coal-fired furnace gas that the coal chemical industry produced, the inside packing of division board 1401 through two sets of second filter 14 middles has active carbon, active carbon has very strong adsorptivity, can adsorb the sulphide in the hydrogen, and division board 1401 is the crisscross network structure, can let the even distribution of active carbon between second filter 14, the adsorption effect to sulphide in the coal-fired furnace gas is improved.
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 various 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 (8)
1. A pressure swing adsorption type hydrogen purifier for preparing hydrogen from coal comprises a purifying barrel (1); an air outlet pipe is arranged at the left end of the purification barrel (1), the right end of the purification barrel (1) is fixedly connected with the air inlet pipe, and two groups of second filter plates (14) are arranged at the left end position inside the purification barrel (1); the cleaning device comprises a base plate (2), wherein the base plate (2) is of a long strip structure, two groups of connecting blocks (201) are symmetrically arranged at the upper end of the base plate (2), the upper ends of the connecting blocks (201) are fixedly connected with a purification barrel (1), and a fixing nail (3) is clamped in the middle of the base plate (2); the driving motor (5), the driving motor (5) is fixedly installed at the upper end of the purifying barrel (1), and the lower end of the driving motor (5) is in transmission connection with the driving shaft (501); the first filter plate (6) is fixedly arranged at the right end position inside the purification barrel (1), and a rotating shaft (601) is arranged in the middle of the first filter plate (6); the cleaning device comprises a first rotating plate (7), wherein the first rotating plate (7) is long, the first rotating plate (7) is fixedly connected with a rotating shaft (601), and a cleaning mechanism is arranged on the surface of the first rotating plate (7); the second rotating plate (10) is fixedly connected with the rotating shaft (601), and the second rotating plate (10) and the first rotating plate (7) are arranged in a symmetrical structure; the rotary disc (11), the outer terminal surface of rotary disc (11) and second commentaries on classics board (10) rotates to be connected, and the outer terminal surface and the laminating of first filter (6) of rotary disc (11).
2. The pressure swing adsorption hydrogen purifier for hydrogen production from coal of claim 1, wherein: two sets of device grooves (1102) are symmetrically formed in the rotating disc (11), the sliding plate (12) is slidably clamped in the device grooves (1102), the outer end face of the sliding plate (12) is provided with a striking rod (1201), and the rear end face of the sliding plate (12) is provided with a compression spring (13).
3. The pressure swing adsorption hydrogen purifier for hydrogen production from coal of claim 1, wherein: the outer end face of the rotating disc (11) is uniformly provided with resistance strips (1101), and the resistance strips (1101) are of arc structures.
4. The pressure swing adsorption hydrogen purifier for hydrogen production from coal of claim 1, wherein: the lower end of the driving shaft (501) is provided with a driving bevel gear (5011), the left end of the rotating shaft (601) is provided with a driven bevel gear (6011), and the driving bevel gear (5011) is meshed with the driven bevel gear (6011).
5. The pressure swing adsorption hydrogen purifier for hydrogen production from coal of claim 1, wherein: the clearance mechanism includes:
the brush plate (8), the brush plate (8) is the strip structure, the outer end face of the brush plate (8) is the arc structure, the inner end face of the brush plate (8) is equipped with the brush;
the three groups of connecting rods (801) are arranged, one end of the inner side of each connecting rod (801) is fixedly connected with the brush plate (8), and one end of the outer side of each connecting rod (801) is slidably clamped in the through hole in the surface of the first rotating plate (7).
6. The pressure swing adsorption hydrogen purifier for hydrogen production from coal of claim 5, wherein: the clearance mechanism still includes:
the reset spring (9), reset spring (9) cup joint in the outside of connecting rod (801), and reset spring (9) outside one end and first commentaries on classics board (7) fixed connection, reset spring (9) inboard one end and brush board (8) fixed connection.
7. The pressure swing adsorption hydrogen purifier for hydrogen production from coal of claim 1, wherein: staple (3) upper end and iron chain (401) fixed connection, iron chain (401) upper end are equipped with silver rivet (4), and silver rivet (4) joint is on the lower extreme surface of purifying barrel (1).
8. The pressure swing adsorption hydrogen purifier for hydrogen production from coal of claim 1, wherein: the second filter (14) symmetry is equipped with two sets ofly, installs between two sets of second filter (14) division board (1401), and division board (1401) are the setting of cross form, and division board (1401) inside has placed the active carbon.
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| CN202210814790.1A CN115090056A (en) | 2022-07-11 | 2022-07-11 | Pressure swing adsorption formula hydrogen purifier of coal system hydrogen |
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| CN202210814790.1A CN115090056A (en) | 2022-07-11 | 2022-07-11 | Pressure swing adsorption formula hydrogen purifier of coal system hydrogen |
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