CN120242590A - A separation and purification device and a purification method for producing hydrogen by hydrolysis - Google Patents
A separation and purification device and a purification method for producing hydrogen by hydrolysis Download PDFInfo
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- CN120242590A CN120242590A CN202510761681.1A CN202510761681A CN120242590A CN 120242590 A CN120242590 A CN 120242590A CN 202510761681 A CN202510761681 A CN 202510761681A CN 120242590 A CN120242590 A CN 120242590A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D33/00—Filters with filtering elements which move during the filtering operation
- B01D33/15—Filters with filtering elements which move during the filtering operation with rotary plane filtering surfaces
- B01D33/17—Filters with filtering elements which move during the filtering operation with rotary plane filtering surfaces with rotary filtering tables
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D33/00—Filters with filtering elements which move during the filtering operation
- B01D33/44—Regenerating the filter material in the filter
- B01D33/46—Regenerating the filter material in the filter by scrapers, brushes nozzles or the like acting on the cake-side of the filtering element
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D33/00—Filters with filtering elements which move during the filtering operation
- B01D33/70—Filters with filtering elements which move during the filtering operation having feed or discharge devices
- B01D33/76—Filters with filtering elements which move during the filtering operation having feed or discharge devices for discharging the filter cake, e.g. chutes
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D36/00—Filter circuits or combinations of filters with other separating devices
- B01D36/001—Filters in combination with devices for the removal of gas, air purge systems
-
- 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
- B01D53/22—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 diffusion
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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
- B01F27/90—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a substantially vertical axis with paddles or arms
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25B—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON-METALS; APPARATUS THEREFOR
- C25B1/00—Electrolytic production of inorganic compounds or non-metals
- C25B1/01—Products
- C25B1/02—Hydrogen or oxygen
- C25B1/04—Hydrogen or oxygen by electrolysis of water
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25B—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON-METALS; APPARATUS THEREFOR
- C25B15/00—Operating or servicing cells
- C25B15/08—Supplying or removing reactants or electrolytes; Regeneration of electrolytes
- C25B15/083—Separating products
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25B—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON-METALS; APPARATUS THEREFOR
- C25B15/00—Operating or servicing cells
- C25B15/08—Supplying or removing reactants or electrolytes; Regeneration of electrolytes
- C25B15/085—Removing impurities
-
- 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
- B01D53/22—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 diffusion
- B01D2053/221—Devices
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- 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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/30—Hydrogen technology
- Y02E60/36—Hydrogen production from non-carbon containing sources, e.g. by water electrolysis
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Metallurgy (AREA)
- Electrochemistry (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Analytical Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Hydrogen, Water And Hydrids (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
Abstract
本发明涉及分离设备技术领域，公开了一种分离纯化设备以及用于水解制氢的纯化方法，通过纯化机构的设置，当原料液体被送进分离室内后，原料液体会在过滤盘的一侧上进行过滤，同时，传动轴带动过滤盘和传动带转动，转动的过滤盘会向着阻拦块靠近，阻拦块将过滤盘上留存的冰块聚集起来，从而将过滤盘清理干净，使得过滤盘始终能够保持良好的过滤效果，并且传动带会带动推料板围绕阻拦块转动，将聚集在阻拦块一侧的冰块推出分离室，使得纯化室内的原料液体体量不变，能够持续稳定的转变为氢气，从而提高了氢气的纯化效率，避免了冰块对该设备的运行造成影响。
The invention relates to the technical field of separation equipment, and discloses a separation and purification equipment and a purification method for producing hydrogen by hydrolysis. Through the arrangement of a purification mechanism, after a raw liquid is sent into a separation chamber, the raw liquid will be filtered on one side of a filter disc. At the same time, a transmission shaft drives the filter disc and a transmission belt to rotate, and the rotating filter disc will approach an intercepting block. The intercepting block will gather ice cubes remaining on the filter disc, thereby cleaning the filter disc, so that the filter disc can always maintain a good filtering effect, and the transmission belt will drive a push plate to rotate around the intercepting block, and push the ice cubes gathered on one side of the intercepting block out of the separation chamber, so that the volume of the raw liquid in the purification chamber remains unchanged and can be continuously and stably converted into hydrogen, thereby improving the purification efficiency of hydrogen and avoiding the influence of ice cubes on the operation of the equipment.
Description
Technical Field
The invention relates to the technical field of separation equipment, in particular to separation and purification equipment and a purification method for hydrogen production by hydrolysis.
Background
Hydrogen is an environment-friendly energy source and is widely applied to the fields of industrial production and the like, wherein when hydrogen is produced by hydrolysis, the produced hydrogen contains a certain amount of water, so that separation and purification equipment is required to be used for purifying the hydrogen, and the purity of the hydrogen is improved to meet the market demand;
Chinese patent CN116020250B discloses a hydrogen purification device in the hydrolysis hydrogen production process, this equipment utilizes this physical property of boiling point of hydrogen, pump is taken into the low temperature condensation box through the drawing liquid, under the effect of refrigeration board, the hydrogen begins the boiling gasification, and the boiling gasification's of hydrogen process, irregularly come-up in the liquid, drive the irregular swing of refrigeration board, can improve the abundant disturbance of raw materials liquid, improve the process of inside hydrogen purification gasification, however the moisture that contains in the raw materials liquid in the low temperature environment of low temperature condensation box can become the ice-cube, mix in raw materials liquid, along with drawing liquid pump continuously with raw materials liquid injection in the low temperature condensation box, the ice-cube in the low temperature condensation box just can more, not only occupy the space in the low temperature condensation box, reduce the body volume of raw materials liquid, thereby reduce the purification efficiency of hydrogen, still can prevent the swing of refrigeration board, the normal operating of device causes the influence.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides separation and purification equipment and a purification method for hydrogen production by hydrolysis, so as to overcome the technical problems existing in the prior art.
The separation and purification device comprises a tank body, wherein a feed inlet and an exhaust outlet are sequentially arranged on the tank body, the separation and purification device is characterized in that a transmission assembly, a purification mechanism and a collection assembly are arranged on the tank body, the transmission assembly comprises a transmission shaft arranged in the tank body, the transmission shaft can rotate in the tank body, the purification mechanism comprises a separation chamber, a collection assembly, a storage chamber and a purification chamber, the separation chamber, the storage chamber and the purification chamber are sequentially arranged in the tank body from the upper end of the tank body, the transmission shaft sequentially penetrates through the purification chamber, the storage chamber and the separation chamber, two ends of the transmission shaft are respectively positioned in the separation chamber and the bottom of the purification chamber, a filter disc is arranged in the separation chamber, the filter disc can filter ice cubes mixed in raw material liquid, the filter disc is connected with the upper end of the transmission shaft, the transmission shaft can drive the filter disc to rotate, the collection assembly comprises a blocking block, a transmission belt and a plurality of transmission plates, and a plurality of transmission belts are arranged in the transmission belt, and the transmission belt can drive the filter disc to rotate, and the filter disc is connected with the transmission plate.
Preferably, the transmission assembly further comprises a driving motor, the driving motor is fixedly installed at the bottom of the tank body, an output shaft of the driving motor is fixedly connected with the lower end of the transmission shaft in a coaxial mode, a transmission gear is fixedly installed at the upper end of the transmission shaft in a coaxial mode, the transmission gear is located on the upper side of the blocking block, and the transmission shaft drives the transmission gear to synchronously rotate.
Preferably, the feed inlet fixed connection is in jar body upper end, the lower extreme of feed inlet communicates to inside the separation chamber, the lower extreme of feed inlet is suspended in filter disc top, just the lower extreme of feed inlet is located the side of transmission shaft, the filter disc rotates to be installed the separation chamber downside, evenly arranged has seted up a plurality of filtration pores on the filter disc, the filtration pore on the filter disc can filter out the ice-cube in the raw materials liquid, the filter disc with the coaxial fixed connection of upper end of transmission shaft, the notch has been seted up to the side of separation chamber, the notch is located the opposite side of transmission shaft.
Preferably, one end of the blocking block is rotationally connected to the transmission shaft, the other end of the blocking block extends out of the notch, the lower side of the blocking block is abutted against the upper side of the filter disc, the blocking block is transversely blocked on one side, far away from the feed inlet, of the filter disc, a connecting shaft is fixedly connected to the upper side of the other end of the blocking block, a driven gear is rotationally arranged on the connecting shaft, the transmission belt is a toothed belt and is connected to the transmission gear and the driven gear through teeth, a plurality of pushing plates are uniformly and fixedly connected to the outer side of the transmission belt, the pushing plates are inclined on the transmission belt, one end of each pushing plate faces the outer side of the blocking block and is tightly attached to the outer side of the blocking block, and the lower side of each pushing plate is attached to the filter disc.
Preferably, the upper end of storage room be the opening, with separation room lower extreme fixed connection, the storage room is close to the bottom fixed mounting of feed inlet one side has the honeycomb duct, the honeycomb duct is pressed close to the inner wall of storage room, the lower extreme of honeycomb duct runs through into the bottom in the purification room, and with there is the clearance in the purification room between the bottom, be equipped with fixed cover in the purification room, fixed cover coaxial fixed connection is in on the transmission shaft, a plurality of the even orderly fixed connection of refrigeration board is in the fixed cover outside, the refrigeration board keep away from the one end of transmission shaft with there is the interval between the honeycomb duct.
Preferably, the purification chamber upside fixed mounting has the gas collecting box, gas collecting box bottom with through filtering membrane intercommunication between the purification chamber top, filtering membrane can make gaseous hydrogen pass through, one side intercommunication of gas collecting box has the gas vent.
Preferably, the collecting assembly further comprises a collecting box, the collecting box is fixedly installed at the top of the gas collecting box, a water outlet is fixedly connected to the bottom side of the collecting box, and a drain valve is fixedly installed on the water outlet.
Preferably, the tank body is provided with a collecting channel, the upper end of the collecting channel is communicated with the notch, the lower side of the blocking block extending from the notch is fixedly connected with the upper end of the collecting channel, and the lower end of the collecting channel is communicated with the collecting box.
Preferably, a refrigerator is installed in the tank body, the refrigerator is located outside the separation chamber, and the refrigerator can reduce the temperature in the separation chamber through a refrigerant.
The invention also provides a purification method for hydrogen production by hydrolysis, and separation and purification equipment is used.
Compared with the prior art, the invention provides separation and purification equipment and a purification method for hydrogen production by hydrolysis, which have the following beneficial effects:
1. According to the separation and purification device and the purification method for hydrogen production by hydrolysis, through the arrangement of the purification mechanism, after raw material liquid is fed into the separation chamber, the raw material liquid can be filtered on one side of the filter disc, meanwhile, the transmission shaft drives the filter disc and the transmission belt to rotate, the rotating filter disc can approach to the blocking block, the blocking block gathers ice cubes reserved on the filter disc, so that the filter disc can be cleaned up, a good filtering effect can be kept all the time, the transmission belt can drive the pushing plate to rotate around the blocking block, the ice cubes gathered on one side of the blocking block are pushed out of the separation chamber, the raw material liquid body in the purification chamber is enabled to be unchanged, and the raw material liquid body can be continuously and stably transformed into hydrogen, so that the purification efficiency of the hydrogen is improved, and the influence of the ice cubes on the operation of the device is avoided.
2. This separation and purification equipment and be used for hydrolysising purification method of hydrogen manufacturing, through the setting of collecting box, after pushing away the flitch with the ice-cube release notch, the ice-cube can fall into under collecting the guide of passageway in the collecting box, is collected by the collecting box, waits to accomplish purification work to this equipment, closes the back with this equipment, and the workman can be through opening the drain valve, makes the ice-cube in the collecting box melt into water and discharges from the outlet for the clearance of impurity is very convenient.
3. According to the separation and purification equipment and the purification method for hydrogen production by hydrolysis, through the arrangement of the fixed sleeve, the transmission shaft can drive the refrigeration plate on the fixed sleeve to synchronously rotate when rotating, and raw material liquid in the purification chamber is stirred, so that the purification efficiency of hydrogen is further accelerated.
Drawings
FIG. 1 is a schematic view showing the internal structure of a purification mechanism of the present invention;
FIG. 2 is a schematic plan view of a drain opening according to the present invention;
FIG. 3 is a schematic view of the internal structure of the separation chamber of the present invention;
FIG. 4 is a schematic view of a partial enlarged structure at A in FIG. 3;
FIG. 5 is a schematic side view of the exhaust port of the present invention;
FIG. 6 is a schematic view of the internal structure of the can body of the present invention;
FIG. 7 is a schematic perspective view of the present invention;
Fig. 8 is a schematic side view of the collecting box of the present invention.
In the figure, 1, a tank body; 11, a feed inlet, 12, a collecting channel, 2, a transmission assembly, 21, a transmission shaft, 22, a transmission gear, 23, a driving motor, 3, a purifying mechanism, 4, a separation chamber, 41, a filter disc, 42, a notch, 5, a collecting assembly, 51, a blocking block, 511, a connecting shaft, 52, a driven gear, 53, a transmission belt, 54, a pushing plate, 55, a collecting box, 551, a water outlet, 552, a water outlet valve, 6, a storage chamber, 61, a guide pipe, 7, a purifying chamber, 71, a fixed sleeve, 72, a refrigerating plate, 8, a gas collecting box, 81, a filtering membrane, 82, an air outlet, 9 and a refrigerator.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1 to 8, a separation and purification apparatus and a purification method for hydrogen production by hydrolysis, comprising a tank 1, wherein a feed inlet 11 and an exhaust outlet 82 are sequentially installed on the tank 1, and the separation and purification apparatus is characterized in that: the tank body 1 is provided with a transmission assembly 2, a purification mechanism 3 and a collection assembly 5, the transmission assembly 2 comprises a transmission shaft 21 installed in the tank body 1, the transmission shaft 21 can rotate in the tank body 1, the purification mechanism 3 comprises a separation chamber 4, the collection assembly 5, a storage chamber 6 and a purification chamber 7, the separation chamber 4, the storage chamber 6 and the purification chamber 7 are sequentially installed in the tank body 1 from the upper end of the tank body 1, the transmission shaft 21 sequentially penetrates through the purification chamber 7, the storage chamber 6 and the separation chamber 4, two ends of the transmission shaft 21 are respectively located in the separation chamber 4 and the bottom of the purification chamber 7, a filter disc 41 is arranged in the separation chamber 4, the filter disc 41 can filter ice cubes mixed in raw material liquid, the filter disc 41 is connected with the upper end of the transmission shaft 21, the transmission shaft 21 can drive the filter disc 41 to rotate, the collection assembly 5 comprises a blocking block 51, a transmission belt 53 and a pushing plate 54, the blocking block 51 is arranged on the filter disc 41 and is used for gathering ice cubes on the filter disc 41, the blocking block 51 is provided with the transmission belt 53, the transmission belt 53 is sequentially arranged on the blocking block 51, the transmission belt 53 is matched with the transmission shaft 21, the transmission belt 53 is connected with the transmission shaft 21, the transmission plate 21 is connected with the transmission plate 21, the transmission plate 72 can be driven by the transmission plate 72 to rotate around the transmission shaft 21, the transmission plate 72, the transmission plate 21 can be driven by the transmission plate 72, and the transmission plate 21 can be rotated around the transmission plate 72, and the transmission plate 21 can be connected with the transmission plate 72.
When the device is used, firstly, the device is started, raw material gas generated by hydrolysis hydrogen production is compressed into raw material liquid through a compressor, the raw material liquid enters the tank body 1 of the device from the feed inlet 11, the raw material liquid in the feed inlet 11 falls to the side edge of the filter disc 41, ice cubes mixed in the raw material liquid are filtered out by the filter disc 41 and remain on the filter disc 41, the raw material liquid enters the storage chamber 6 through the filter disc 41, meanwhile, the transmission shaft 21 of the transmission assembly 2 rotates, the upper end of the transmission shaft 21 drives the filter disc 41 to rotate towards the blocking block 51 in the separation chamber 4, the filter disc 41 can drive the ice cubes reserved on the filter disc 41 to the side edge of the blocking block 51 in the rotation process of the filter disc 41, the blocking block 51 blocks the ice cubes on the filter disc 41, so that the ice cubes do not move along the filter disc 41 and are accumulated on the side edge of the blocking block 51, the filter disc 41 is cleaned up, the subsequent use is not affected, the rotating transmission shaft 21 drives the transmission belt 53 to rotate on the blocking block 51, so that the pushing plate 54 moves around the blocking block 51 under the drive of the transmission belt 53, ice cubes collected on the side edge of the blocking block 51 are pushed out of the separation chamber 4, raw material liquid filtered by the filter disc 41 enters the purification chamber 7 through the storage chamber 6, at the moment, the rotating transmission shaft 21 drives the refrigeration plate 72 to rotate in the purification chamber 7, the refrigeration plate 72 can control the temperature in the purification chamber 7, liquid hydrogen in the purification chamber 7 is converted into gaseous hydrogen at the temperature, the hydrogen purified by the purification chamber 7 is discharged into the next working procedure, and meanwhile, the refrigeration plate 72 rotating in the purification chamber 7 can disturb the raw material liquid in the purification chamber 7, so that the efficiency of converting the liquid hydrogen into the gaseous hydrogen is improved.
The difference from the above embodiment is that the transmission assembly 2 further includes a driving motor 23, the driving motor 23 is fixedly installed at the bottom in the tank 1, an output shaft of the driving motor 23 is fixedly connected with the lower end of the transmission shaft 21 coaxially, a transmission gear 22 is fixedly installed at the upper end of the transmission shaft 21 coaxially, the transmission gear 22 is located at the upper side of the blocking block 51, and the transmission shaft 21 drives the transmission gear 22 to rotate synchronously.
After the equipment is started, the driving motor 23 drives the transmission shaft 21 to rotate, and the rotating transmission shaft 21 drives the transmission gear 22 to rotate.
The difference with the above embodiment lies in that the feed inlet 11 is fixedly connected at the upper end of the tank body 1, the lower end of the feed inlet 11 is communicated to the inside of the separation chamber 4, the lower end of the feed inlet 11 is suspended above the filter disc 41, the lower end of the feed inlet 11 is positioned at the side edge of the transmission shaft 21, the filter disc 41 is rotatably arranged at the lower side of the separation chamber 4, a plurality of filter holes are uniformly arranged on the filter disc 41, the filter holes on the filter disc 41 can filter ice cakes in raw material liquid, the filter disc 41 is coaxially and fixedly connected with the upper end of the transmission shaft 21, a notch 42 is arranged at the side edge of the separation chamber 4, and the notch 42 is positioned at the other side of the transmission shaft 21.
The difference from the above embodiment is that one end of the blocking block 51 is rotatably connected to the transmission shaft 21, the other end of the blocking block 51 extends out of the notch 42, the lower side of the blocking block 51 is abutted against the upper side of the filter disc 41, the blocking block 51 is transversely blocked on one side of the filter disc 41 far away from the feed inlet 11, the other end upper side of the blocking block 51 is fixedly connected with the connecting shaft 511, the driven gear 52 is rotatably mounted on the connecting shaft 511, the transmission belt 53 is a toothed belt and is connected to the transmission gear 22 and the driven gear 52 through teeth, the pushing plates 54 are uniformly and fixedly connected to the outer side of the transmission belt 53, the pushing plates 54 are inclined on the transmission belt 53, one end of each pushing plate 54 facing the blocking block 51 is tightly attached to the outer side of the corresponding blocking block 51, and the lower side of each pushing plate 54 is attached to the filter disc 41.
When the transmission shaft 21 drives the transmission gear 22 to rotate, the transmission gear 22 is matched with the driven gear 52 at the other end of the blocking block 51, the driving belt 53 drives the pushing plate 54 to move around the side edge of the blocking block 51, in the process of moving the pushing plate 54, the pushing plate 54 pushes ice cubes accumulated on the side edge of the blocking block 51 to move towards the notch 42, the inclined pushing plate 54 can prevent the ice cubes from easily separating from the pushing plate 54 in the process of moving towards the notch 42, after the pushing plate 54 sends the ice cubes out of the notch 42, the ice cubes are separated from the pushing plate 54 and drop downwards, and the pushing plate 54 is driven by the driving belt 53 to push new ice cubes out of the separating chamber 4 again.
The difference from the above embodiment is that the upper end of the storage chamber 6 is an opening and fixedly connected with the lower end of the separation chamber 4, the bottom of the storage chamber 6 near one side of the feed inlet 11 is fixedly provided with the guide pipe 61, the guide pipe 61 is close to the inner wall of the storage chamber 6, the lower end of the guide pipe 61 penetrates through the bottom in the purification chamber 7 and forms a gap with the bottom in the purification chamber 7, the purification chamber 7 is internally provided with the fixing sleeve 71, the fixing sleeve 71 is coaxially and fixedly connected with the transmission shaft 21, a plurality of refrigeration plates 72 are uniformly and orderly fixedly connected outside the fixing sleeve 71, and a space exists between one end of the refrigeration plate 72 far away from the transmission shaft 21 and the guide pipe 61.
When hydrogen is purified, the raw material liquid subjected to filtration and separation falls into the storage chamber 6 and flows into the purification chamber 7 through the guide pipe 61, and the rotating transmission shaft 21 drives the refrigeration plate 72 thereon to stir in the raw material liquid through the fixing sleeve 71, so that the temperature in the purification chamber 7 can enable liquid hydrogen to be gaseous hydrogen and the gasification speed of the liquid hydrogen is accelerated.
The difference from the above embodiment is that the upper side of the purification chamber 7 is fixedly provided with a gas collecting box 8, the bottom of the gas collecting box 8 is communicated with the top of the purification chamber 7 through a filtering membrane 81, the filtering membrane 81 can enable gaseous hydrogen to pass through, and one side of the gas collecting box 8 is communicated with an air outlet 82.
Wherein, when the raw material liquid in the purifying chamber 7 is gasified into hydrogen, the hydrogen in the purifying chamber 7 floats upwards to be further purified by the filtering membrane 81, then enters the gas collection chamber, and is discharged out of the tank body 1 along with the gas outlet 82 communicated with the gas collection chamber.
The difference from the above embodiment is that the collecting assembly 5 further includes a collecting box 55, the collecting box 55 is fixedly installed at the top of the gas collecting box 8, a water outlet 551 is fixedly connected to the bottom side of the collecting box 55, and a water drain valve 552 is fixedly installed on the water outlet 551.
After the equipment is started, ice cubes discharged from the notch 42 can fall into the collecting box 55 and are collected by the collecting box 55, after the equipment is shut down after the work is completed, the worker opens the drain valve 552 again, the ice cubes in the collecting box 55 are melted into water, the water is discharged from the drain outlet 551, and after all the water in the collecting box 55 is discharged, the drain valve 552 is closed again for the next use.
The difference from the above embodiment is that the tank 1 is provided with the collecting channel 12, the upper end of the collecting channel 12 is communicated with the notch 42, the lower side of the blocking block 51 extending from the notch 42 is fixedly connected with the upper end of the collecting channel 12, and the lower end of the collecting channel 12 is communicated with the collecting box 55.
Wherein, when the ice cubes fall from the notch 42, the ice cubes enter the collecting box 55 to be collected under the guidance of the collecting channel 12, and the fixed blocking block 51 does not rotate along with the transmission shaft 21, so that the filter disc 41 can be scraped and cleaned.
The difference from the above embodiment is that a refrigerator 9 is installed in the tank 1, the refrigerator 9 is located outside the separation chamber 4, and the refrigerator 9 can lower the temperature in the separation chamber 4 by the refrigerant.
Wherein after the start-up of the plant the refrigerator 9 lowers the temperature in the separation chamber 4 by means of the refrigerant so that the feed liquid can continue to remain in a liquid state while in the separation chamber 4.
The invention also provides a purification method for hydrogen production by hydrolysis, and separation and purification equipment is used.
When the device is used, the driving motor 23 drives the transmission shaft 21 to rotate, the rotating transmission shaft 21 drives the transmission gear 22 to rotate, raw material gas generated by hydrolysis hydrogen is compressed into raw material liquid through the compressor, the raw material liquid enters the tank body 1 of the device from the feed inlet 11, the temperature in the separation chamber 4 is reduced by the refrigerator 9 through the refrigerant, the raw material liquid can be kept in a liquid state when in the separation chamber 4, the raw material liquid in the feed inlet 11 can fall to the side edge of the filter disc 41, mixed ice cubes in the raw material liquid are filtered out by the filter disc 41 and remain on the filter disc 41, the raw material liquid enters the storage chamber 6 through the filter disc 41, meanwhile, the upper end of the transmission shaft 21 drives the filter disc 41 to rotate towards the blocking block 51 along with the rotation of the transmission shaft 21 of the transmission assembly 2, the ice cubes retained on the filter disc 41 are brought towards the blocking block 51 in the rotation process of the filter disc 41, the blocking block 51 stops the ice cubes on the side edge of the filter disc 41, and the filter disc 41 is not influenced by the blocking block 51, and the side edge of the filter disc 41 is not cleaned;
And, when the transmission shaft 21 drives the transmission gear 22 to rotate, the transmission gear 22 is matched with the driven gear 52 at the other end of the blocking block 51, the driving belt 53 drives the pushing plate 54 to move around the side edge of the blocking block 51, in the process of moving the pushing plate 54, the pushing plate 54 can push ice cubes accumulated on the side edge of the blocking block 51 to move towards the notch 42, wherein the inclined pushing plate 54 can prevent the ice cubes from being separated from the pushing plate 54 easily in the process of moving towards the notch 42, after the pushing plate 54 sends the ice cubes out of the notch 42, the ice cubes are separated from the pushing plate 54 and drop downwards, and the pushing plate 54 can start pushing new ice cubes out of the separation chamber 4 again under the driving of the driving belt 53, after the filtered and separated raw material liquid falls into the storage chamber 6, the filtered and separated raw material liquid flows into the purification chamber 7 through the guide pipe 61, the rotating transmission shaft 21 drives the refrigerating plate 72 thereon to stir in the raw material liquid through the fixed sleeve 71, the refrigerating plate 72 can control the temperature in the purifying chamber 7, so that the liquid hydrogen in the purifying chamber 7 is converted into gaseous hydrogen at the temperature, and the refrigerating plate 72 is driven by the transmission shaft 21 to stir the raw material liquid in the purifying chamber 7, so that the gasification speed of the liquid hydrogen can be accelerated, after the raw material liquid in the purifying chamber 7 is gasified into hydrogen, the hydrogen in the purifying chamber 7 floats upwards and is further purified by the filtering membrane 81, and then enters the gas collection chamber, the tank body 1 is discharged along with the gas outlet 82 communicated with the gas collection chamber, meanwhile, the ice cubes discharged from the notch 42 enter the collecting box 55 under the guidance of the collecting channel 12 and are collected by the collecting box 55, after the device is shut down, a worker opens the water discharge valve 552 again, the ice cubes in the collecting box 55 are melted into water, the ice cubes are discharged from the water discharge outlet 551, after the water in the collecting box 55 is completely discharged, the drain valve 552 is then closed for the next use.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (10)
1. The separating and purifying device comprises a tank body, wherein a feed inlet and an exhaust port are sequentially arranged on the tank body, the separating and purifying device is characterized in that a transmission assembly, a purifying mechanism and a collecting assembly are arranged on the tank body, the transmission assembly comprises a transmission shaft arranged in the tank body, the transmission shaft can rotate in the tank body, the purifying mechanism comprises a separation chamber, a collecting assembly, a storage chamber and a purifying chamber, the separation chamber, the storage chamber and the purifying chamber are sequentially arranged at the upper end of the tank body, the transmission shaft sequentially penetrates through the purifying chamber, the storage chamber and the separation chamber, two ends of the transmission shaft are respectively arranged in the separation chamber and the bottom of the purifying chamber, a filter disc is arranged in the separation chamber, the filter disc can filter ice cubes mixed in raw material liquid, the filter disc is connected with the upper end of the transmission shaft, the collecting assembly comprises a blocking block, a transmission belt and a pushing plate, the blocking block is arranged on the blocking block and is arranged in the tank body, the blocking plate is arranged in the transmission belt, the blocking plate is connected with the transmission belt, and the transmission belt is driven by the driving plate, and the blocking plate is arranged in the rotation plate.
2. The separation and purification equipment according to claim 1, wherein the transmission assembly further comprises a driving motor, the driving motor is fixedly arranged at the bottom of the tank body, an output shaft of the driving motor is fixedly connected with the lower end of the transmission shaft in a coaxial manner, a transmission gear is fixedly arranged at the upper end of the transmission shaft in a coaxial manner, the transmission gear is positioned on the upper side of the blocking block, and the transmission shaft drives the transmission gear to synchronously rotate.
3. The separation and purification device according to claim 2, wherein the feeding port is fixedly connected to the upper end of the tank body, the lower end of the feeding port is communicated to the inside of the separation chamber, the lower end of the feeding port is suspended above the filter disc, the lower end of the feeding port is located at the side edge of the transmission shaft, the filter disc is rotatably mounted at the lower side of the separation chamber, a plurality of filtering holes are uniformly arranged on the filter disc, the filtering holes on the filter disc can filter ice cakes in raw material liquid, the filter disc is coaxially and fixedly connected with the upper end of the transmission shaft, a notch is formed in the side edge of the separation chamber, and the notch is located at the other side of the transmission shaft.
4. The separation and purification equipment according to claim 3, wherein one end of the blocking block is rotatably connected to the transmission shaft, the other end of the blocking block extends out of the notch, the lower side of the blocking block abuts against the upper side of the filter disc, the blocking block is transversely blocked on one side, far away from the feed inlet, of the filter disc, a connecting shaft is fixedly connected to the upper side of the other end of the blocking block, a driven gear is rotatably mounted on the connecting shaft, the transmission belt is a toothed belt, the transmission belt is connected to the transmission gear and the driven gear through teeth, a plurality of pushing plates are uniformly and fixedly connected to the outer side of the transmission belt, the pushing plates are inclined on the transmission belt, one end, facing the blocking block, of the pushing plates is tightly attached to the outer side of the blocking block, and the lower side of the pushing plates is tightly attached to the filter disc.
5. The separation and purification device according to claim 4, wherein the upper end of the storage chamber is provided with an opening and is fixedly connected with the lower end of the separation chamber, a flow guide pipe is fixedly arranged at the bottom of the storage chamber, which is close to one side of the feed inlet, the flow guide pipe is close to the inner wall of the storage chamber, the lower end of the flow guide pipe penetrates into the bottom of the purification chamber and is in clearance with the bottom of the purification chamber, a fixed sleeve is arranged in the purification chamber and is coaxially and fixedly connected with the transmission shaft, a plurality of refrigeration boards are uniformly and orderly fixedly connected with the outer side of the fixed sleeve, and a space exists between one end, which is far away from the transmission shaft, of the refrigeration boards and the flow guide pipe.
6. The separation and purification device according to claim 5, wherein the upper side of the purification chamber is fixedly provided with a gas collecting box, the bottom of the gas collecting box is communicated with the top of the purification chamber through a filtering membrane, the filtering membrane can enable gaseous hydrogen to pass through, and one side of the gas collecting box is communicated with an exhaust port.
7. The separation and purification equipment according to claim 6, wherein the collection assembly further comprises a collection box fixedly arranged at the top of the gas collection box, a water outlet is fixedly connected to the bottom side of the collection box, and a water discharge valve is fixedly arranged on the water outlet.
8. The separation and purification equipment according to claim 7, wherein the tank body is provided with a collecting channel, the upper end of the collecting channel is communicated with the notch, the lower side of the blocking block extending out of the notch is fixedly connected with the upper end of the collecting channel, and the lower end of the collecting channel is communicated with the collecting box.
9. A separation and purification apparatus according to claim 1, wherein a refrigerator is installed in said tank, said refrigerator being located outside said separation chamber, said refrigerator being capable of lowering the temperature in said separation chamber by means of a refrigerant.
10. A purification method for hydrogen production by hydrolysis, characterized in that a separation and purification apparatus according to any one of claims 1 to 9 is used.
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| CN120242590B (en) | 2025-08-19 |
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