CN113927035A - Formula hydrogen is broken to dispersion magnetism - Google Patents
Formula hydrogen is broken to dispersion magnetism Download PDFInfo
- Publication number
- CN113927035A CN113927035A CN202111057030.2A CN202111057030A CN113927035A CN 113927035 A CN113927035 A CN 113927035A CN 202111057030 A CN202111057030 A CN 202111057030A CN 113927035 A CN113927035 A CN 113927035A
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- China
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- furnace
- permanent magnet
- furnace pipe
- pipe
- stove courage
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F9/00—Making metallic powder or suspensions thereof
- B22F9/02—Making metallic powder or suspensions thereof using physical processes
- B22F9/023—Hydrogen absorption
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F1/00—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties
- H01F1/01—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials
- H01F1/03—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity
- H01F1/032—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of hard-magnetic materials
- H01F1/04—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of hard-magnetic materials metals or alloys
- H01F1/047—Alloys characterised by their composition
- H01F1/053—Alloys characterised by their composition containing rare earth metals
- H01F1/055—Alloys characterised by their composition containing rare earth metals and magnetic transition metals, e.g. SmCo5
- H01F1/057—Alloys characterised by their composition containing rare earth metals and magnetic transition metals, e.g. SmCo5 and IIIa elements, e.g. Nd2Fe14B
- H01F1/0571—Alloys characterised by their composition containing rare earth metals and magnetic transition metals, e.g. SmCo5 and IIIa elements, e.g. Nd2Fe14B in the form of particles, e.g. rapid quenched powders or ribbon flakes
- H01F1/0573—Alloys characterised by their composition containing rare earth metals and magnetic transition metals, e.g. SmCo5 and IIIa elements, e.g. Nd2Fe14B in the form of particles, e.g. rapid quenched powders or ribbon flakes obtained by reduction or by hydrogen decrepitation or embrittlement
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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
Abstract
The invention relates to a dispersed magnetic absorption type hydrogen breaking furnace, which belongs to the technical field of neodymium iron boron hydrogen breaking furnaces and comprises a furnace pipe arranged transversely and a support used for rotatably supporting two axial ends of the furnace pipe, wherein a plurality of permanent magnet assemblies used for generating a magnetic field on the inner side of the inner wall of the furnace pipe are detachably fixed on the outer wall of the furnace pipe, each permanent magnet assembly comprises two permanent magnets arranged on the outer wall of the furnace pipe in a contact mode, the two permanent magnets are arranged at intervals along the axial direction of the furnace pipe, one ends, far away from the outer wall of the furnace pipe, of the two permanent magnets are fixedly connected through a magnetic conduction plate, and the orientation magnetizing directions of the two permanent magnets are opposite. The invention has the advantages that the neodymium iron boron alloy sheets can be effectively prevented from being accumulated at the bottom of the inner cavity of the furnace body, the heat conductivity among the neodymium iron boron alloy sheets can be greatly enhanced, the uniform heat dissipation of the neodymium iron boron alloy sheets can be ensured when hydrogen is absorbed and heat is released, and the consistency of materials can be ensured.
Description
Technical Field
The invention relates to a dispersed magnetic absorption type hydrogen breaking furnace, and belongs to the technical field of neodymium iron boron hydrogen breaking furnaces.
Background
The hydrogen breaking furnace is neodymium iron boron alloy material crushing processing equipment, and the principle of the hydrogen breaking furnace is that alloy pulverization is caused by the characteristics of grain boundary fracture and transgrain fracture generated by the alloy of the rare earth permanent magnetic alloy in the processes of hydrogen absorption and dehydrogenation, so that alloy powder with a certain particle size is obtained. Hydrogen absorption is a heat release process, and spray cooling water is mostly adopted to ensure the sustainability of the hydrogen absorption process. The dehydrogenation process after hydrogen absorption needs to heat the material under the vacuum pumping of a vacuum pump set. Current chinese patent No. 201820760049.0, the patent name is a patent of hydrogen brokenly stove, discloses a hydrogen brokenly stove, and its beneficial effect is that the outside is washed through separable heating shell and is heated the furnace body to combine the water spray heat sink that the below set up, realize the rapid heating and the cooling of hydrogen brokenly stove, compare traditional internal heating formula furnace body, improved cooling efficiency greatly, shortened the man-hour of hydrogen brokenly process. It also has the following disadvantages: the neodymium iron boron alloy sheets can be intensively accumulated at the bottom of the inner cavity of the furnace body under the action of gravity, so that the heat conducting property between the neodymium iron boron alloy sheets is poor, and the problems of uneven heat dissipation, influence on the consistency of materials and the like can be caused when hydrogen is absorbed for heat release.
Disclosure of Invention
The invention aims to provide a dispersed magnetic absorption type hydrogen furnace, which solves the problems that neodymium iron boron alloy sheets in the prior art are concentrated and accumulated at the bottom of an inner cavity of a furnace body under the action of gravity, so that the heat conductivity among the alloy sheets is poor, and the heat dissipation is uneven when hydrogen is absorbed and heat is released, so that the consistency of materials is influenced, and the like.
The technical purpose of the invention is mainly solved by the following technical scheme: the utility model provides a formula hydrogen is broken to scattered magnetism, includes the horizontal stove courage that sets up and is used for rotatory support the support at stove courage axial both ends, stove courage outer wall detachably is fixed with a plurality of being used for the inboard permanent magnetic component that produces magnetic field of stove courage inner wall, every permanent magnetic component includes that two contacts are located the permanent magnet of stove courage outer wall, two the permanent magnet is followed the axial interval of stove courage sets up, two the permanent magnet is kept away from the one end of stove courage outer wall is passed through the magnetic conduction board rigid coupling, two the orientation of permanent magnet is magnetized magnetic direction and is opposite.
When the device is used, the neodymium iron boron alloy sheets are placed into the furnace pipe from the feed inlet of the furnace pipe and are distributed along the axial direction of the furnace pipe, a plurality of magnetic circuits can be formed through the matching between the two permanent magnets with opposite orientation magnetizing directions in the plurality of permanent magnet assemblies and the magnetic conduction plate, so that a plurality of magnetic fields can be generated on the inner side of the inner wall of the furnace pipe, when the furnace pipe is controlled to rotate around the axis of the furnace pipe, the neodymium iron boron alloy sheets in the furnace pipe can be uniformly adsorbed on each position of the inner wall of the furnace pipe, and the magnetic field far away from the inner wall of the furnace pipe weakens due to limited contact points, the adsorption force is reduced, the neodymium iron boron alloy sheets can be automatically prevented from being accumulated at one position, so that the neodymium iron boron alloy sheets can be effectively prevented from being accumulated at the bottom of the inner cavity of the furnace pipe, and the thermal resistance between the neodymium iron boron alloy sheets and the inner wall of the furnace pipe is reduced under the action of the magnetic field attraction force, so that the thermal conductivity is increased, therefore, the heat conductivity between the neodymium iron boron alloy sheets can be greatly enhanced, the heat dissipation uniformity of the neodymium iron boron alloy sheets can be ensured when hydrogen is absorbed for heat release, and the consistency of materials can be ensured.
Preferably, the plurality of permanent magnet assemblies are arranged in a plurality of circles at intervals along the axial direction of the furnace pipe, each circle comprises a plurality of permanent magnet assemblies distributed in an annular array by taking the axis of the furnace pipe as the center, and two adjacent permanent magnet assemblies in the same circle are arranged at intervals; be equipped with many rings through the axial interval with a plurality of permanent magnetism subassemblies along the stove courage, every circle includes a plurality of permanent magnetism subassemblies that are the annular array and distribute as the center with the axle center of stove courage, and the interval sets up between two adjacent permanent magnetism subassemblies in same circle for can produce a plurality of evenly distributed's magnetic field in the inboard each department of stove courage inner wall, make neodymium iron boron alloy piece can be adsorbed everywhere at the stove courage inner wall uniformly, so that strengthen the heat conductivility between the neodymium iron boron alloy piece.
Preferably, the two permanent magnets relatively close to each other in two opposite permanent magnet assemblies positioned in two adjacent circles have opposite orientation magnetizing directions; the orientation magnetizing directions of the two permanent magnets which are relatively close to each other in the two opposite permanent magnet assemblies positioned in the two adjacent circles are set to be opposite, so that the distribution range of a magnetic circuit can be enlarged, and the adsorption range of the iron-boron alloy sheet is enlarged.
Preferably, the orientation magnetizing directions of the permanent magnets at the same axial position in different permanent magnet assemblies in the same circle are the same; the orientation magnetizing directions of the permanent magnets which are positioned at the same axial position in different permanent magnet assemblies in the same circle are set to be the same, so that the directions of magnetic fields generated by the permanent magnet assemblies distributed in the same circle are the same, and a uniformly distributed magnetic field is generated.
Preferably, a plurality of flow guide channels extending along the axial direction and the circumferential direction of the furnace pipe are formed in gaps among the permanent magnet assemblies; a plurality of guide channels extending along the axial direction and the circumferential direction of the furnace pipe respectively are formed in gaps among the permanent magnet assemblies, so that cooling water can uniformly flow to all positions of the outer wall of the furnace pipe through the guide channels to be cooled, and the cooling effect can be improved.
Preferably, each permanent magnet assembly further comprises a hanging buckle fixed in the middle of the end face of the magnetic conduction plate far away from the permanent magnet, and a through hole which is communicated along the circumferential direction of the furnace pipe is formed between the inner surface of the hanging buckle and the end face of the magnetic conduction plate; through still being equipped with the knot of hanging of fixing the terminal surface middle part of keeping away from the permanent magnet on the magnetic conduction board in every permanent magnet subassembly, be formed with the perforation that link up along furnace pipe circumference between the internal surface of hanging the knot and the magnetic conduction board terminal surface to form one and can be with permanent magnet subassembly fixed mounting at the connecting portion of furnace pipe outer wall.
Preferably, the permanent magnet assemblies in the same circle are fixed on the outer wall of the furnace pipe through elastic bands arranged in the through holes in a penetrating mode; through fixing a plurality of permanent magnet assemblies with the round at the furnace outer wall through wearing to establish the elastic cord in the perforation for can realize permanent magnet assembly's fixed mounting through the elastic cord, can realize dismantling between furnace and the permanent magnet assembly simultaneously and be connected, make can pull down permanent magnet assembly after hydrogen absorption so that heat the furnace when dehydrogenating, and the installation is dismantled conveniently.
Preferably, a spray pipe extending in parallel to the axial direction of the furnace is arranged directly above the furnace in the radial direction, the bottom of the spray pipe is provided with a plurality of spray holes arranged at intervals, the spray pipe is communicated with external cooling water, and the extension length of the spray pipe is greater than the axial working length of the furnace; through be equipped with the spray header that is on a parallel with furnace axial extension directly over the radial of furnace pipe, spray header's bottom has the hole for water spraying that a plurality of intervals set up, and spray header and external cooling water switch-on, the length that spray header extends is greater than the axial working length of furnace pipe for can cool down the furnace pipe through the hole for water spraying downwards of spray header bottom, guarantee the sustainability of hydrogen uptake process with this.
Preferably, two heating bodies capable of moving radially relative to the furnace pipe are respectively arranged on two radially opposite sides of the furnace pipe, and a closed cavity for accommodating the furnace pipe can be formed between the two heating bodies; through being equipped with two heating members that can take place radial movement for the stove courage respectively in stove courage radial relative both sides, can form a airtight cavity that is used for holding the stove courage between two heating members for the stove courage can heat in this airtight cavity when two heating members are close to each other, can make the heat fully conduct to the stove courage in, reduces thermal loss, thereby improves the heating efficiency of stove courage, can make things convenient for permanent magnet assembly's installation to dismantle in addition.
Preferably, a water return disc is arranged right below the furnace pipe in the radial direction, a concave water collection tank is formed at the top of the water return disc, the length and width of the water collection tank are respectively greater than the axial working length and diameter of the furnace pipe, the bottom of the water collection tank is communicated with four drainage pipes which vertically extend downwards and are axially communicated, and the four drainage pipes are respectively arranged at four corners of the bottom of the water collection tank; through being equipped with the return water dish under the stove courage is radial, the return water dish top is formed with recessed water catch bowl, the length and width size of water catch bowl is greater than the axial working length and the diameter of stove courage respectively, water catch bowl bottom intercommunication is equipped with the drain pipe that vertical downwardly extending and axial link up, the quantity of drain pipe is four and sets up respectively in water catch bowl bottom four corners department, make the cooling water after cooling to the stove courage can all collect in the automatic inflow water catch bowl, and can outwards discharge through the drain pipe, thereby realize reuse.
Therefore, the invention has the advantages that the neodymium iron boron alloy sheets can be effectively prevented from being accumulated at the bottom of the inner cavity of the furnace body, the thermal resistance between the neodymium iron boron alloy sheets and the inner wall of the furnace pipe is reduced under the action of the magnetic field attraction force, the heat conductivity coefficient is increased, the heat conductivity between the neodymium iron boron alloy sheets can be greatly enhanced, the uniform heat dissipation of the neodymium iron boron alloy sheets can be ensured when hydrogen is absorbed and heat is released, the consistency of materials can be ensured, and the like.
Drawings
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is an enlarged schematic view of the structure of FIG. 1 at A according to the present invention;
fig. 3 is a schematic diagram of the magnetic field distribution generated by the permanent magnet assembly of the present invention.
The scores in the figures are as follows: 1. a furnace pipe; 2. a support; 3. a permanent magnet assembly; 4. a permanent magnet; 5. a magnetic conductive plate; 6. hanging and buckling; 7. perforating; 8. elastic bands; 9. a spray header; 10. a water spray hole; 11. a heating body; 12. returning to a water pan; 13. a water collection tank; 14. a drain pipe; 15. a flow guide channel.
Detailed Description
The technical scheme of the invention is further specifically described by the following embodiments and the accompanying drawings.
As shown in figures 1 and 2, the invention relates to a dispersed magnetic-absorption hydrogen-breaking furnace, which comprises a furnace pipe 1 arranged transversely and a bracket 2 used for rotatably supporting two axial ends of the furnace pipe 1, wherein a plurality of permanent magnet assemblies 3 used for generating a magnetic field on the inner side of the inner wall of the furnace pipe 1 are detachably fixed on the outer wall of the furnace pipe 1, a plurality of circles of permanent magnet assemblies 3 are arranged at intervals along the axial direction of the furnace pipe 1, each circle comprises a plurality of permanent magnet assemblies 3 distributed in an annular array by taking the axis of the furnace pipe 1 as the center, two adjacent permanent magnet assemblies 3 in the same circle are arranged at intervals, a plurality of flow guide channels 15 respectively extending along the axial direction and the circumferential direction of the furnace pipe 1 are formed in gaps among the permanent magnet assemblies 3, each permanent magnet assembly 3 comprises two permanent magnets 4 arranged on the outer wall of the furnace pipe 1 in a contact manner, the two permanent magnets 4 are arranged at intervals along the axial direction of the furnace pipe 1, one ends of the two permanent magnets 4 far away from the outer wall of the furnace pipe 1 are fixedly connected through a magnetic guide plate 5, the magnetic conduction plate 5 is made of magnetic conduction material which can be electrician pure iron, the orientation magnetizing directions of the two permanent magnets 4 are opposite, the orientation magnetizing directions of the two permanent magnets 4 which are relatively close to each other in the two opposite permanent magnet assemblies 3 positioned in the two adjacent circles are opposite, the orientation magnetizing directions of the permanent magnets 4 which are positioned in the same axial position in the different permanent magnet assemblies 3 positioned in the same circle are the same, each permanent magnet assembly 3 further comprises a hanging buckle 6 which is fixed on the magnetic conduction plate 5 and is far away from the middle part of the end surface of each permanent magnet 4, a through hole 7 which is communicated along the circumferential direction of the furnace pipe 1 is formed between the inner surface of each hanging buckle 6 and the end surface of the magnetic conduction plate 5, and the permanent magnet assemblies 3 in the same circle are fixed on the outer wall of the furnace pipe 1 through elastic bands 8 which are arranged in the through holes 7.
As shown in fig. 1, two radially opposite sides of the furnace 1 are respectively provided with two heating bodies 11 capable of moving radially relative to the furnace 1, a closed cavity for accommodating the furnace 1 can be formed between the two heating bodies 11, a shower pipe 9 extending in parallel to the axial direction of the furnace 1 is arranged directly above the furnace 1 in the radial direction, the bottom of the shower pipe 9 is provided with a plurality of water spray holes 10 arranged at intervals, the shower pipe 9 is communicated with external cooling water, the extending length of the shower pipe 9 is greater than the axial working length of the furnace 1, a water return tray 12 is arranged directly below the furnace 1 in the radial direction, the top of the water return tray 12 is provided with a recessed water collection tank 13, the length and width of the water collection tank 13 are respectively greater than the axial working length and the diameter of the furnace 1, the bottom of the water collection tank 13 is communicated with water discharge pipes 14 extending vertically downwards and penetrating through axially, and the number of the water discharge pipes 14 is four, and the water discharge pipes are respectively arranged at four corners of the bottom of the water collection tank 13.
When the embodiment is specifically implemented, neodymium iron boron alloy sheets are placed into the furnace pipe 1 from a feeding hole in the furnace pipe 1, and are distributed along the axial direction of the furnace pipe 1, a plurality of magnetic circuits can be formed through matching between the permanent magnets 4 with opposite orientation magnetizing directions in the permanent magnet assemblies 3 and the magnetic conduction plates 5, so that a plurality of magnetic fields can be generated on the inner side of the inner wall of the furnace pipe 1, when the furnace pipe 1 is controlled to rotate around the axis of the furnace pipe 1, the neodymium iron boron alloy sheets in the furnace pipe 1 can be uniformly adsorbed on each part of the inner wall of the furnace pipe 1, then the furnace pipe 1 is cooled by downwards spraying water through the water spraying holes 10 at the bottom of the spraying water pipe 9, low-temperature hydrogen absorption is carried out, water spraying is stopped after hydrogen breaking is finished, the permanent magnet assemblies 3 are detached, the furnace pipe 1 is heated by using the heating body 11, and high-temperature dehydrogenation is carried out.
The invention has the advantages that the neodymium iron boron alloy sheets can be effectively prevented from being accumulated at the bottom of the inner cavity of the furnace body, the thermal resistance between the neodymium iron boron alloy sheets and the inner wall of the furnace pipe is reduced under the action of the magnetic field attraction force, the thermal conductivity coefficient is increased, the thermal conductivity between the neodymium iron boron alloy sheets can be greatly enhanced, the uniform heat dissipation of the neodymium iron boron alloy sheets can be ensured when hydrogen is absorbed and heat is released, the consistency of materials can be ensured, and the like.
Claims (10)
1. The utility model provides a formula hydrogen is broken to dispersion magnetism, includes horizontal stove courage (1) that sets up and is used for the rotation support (2) at stove courage (1) axial both ends, its characterized in that: stove courage (1) outer wall detachably is fixed with a plurality of being used for stove courage (1) inner wall inboard produces permanent magnet subassembly (3) in magnetic field, every permanent magnet subassembly (3) are located including two contacts permanent magnet (4) of stove courage (1) outer wall, two permanent magnet (4) are followed the axial interval of stove courage (1) sets up, two permanent magnet (4) are kept away from the one end of stove courage (1) outer wall is passed through magnetic conduction board (5) rigid coupling, two the orientation of permanent magnet (4) is magnetized and is magnetized opposite direction.
2. The hydrogen furnace of claim 1, wherein: a plurality of permanent magnetism subassembly (3) are followed the axial interval of stove courage (1) is equipped with many circles, every circle including with the axle center of stove courage (1) is a plurality of that the annular array distributes as the center permanent magnetism subassembly (3), adjacent two in the same circle the interval sets up between permanent magnetism subassembly (3).
3. The hydrogen furnace of claim 2, wherein: the orientation magnetizing directions of two permanent magnets (4) which are relatively close to each other in two opposite permanent magnet assemblies (3) positioned in two adjacent circles are opposite.
4. The hydrogen furnace of claim 2 or 3, wherein: the orientation magnetizing directions of the permanent magnets (4) in the same axial position in different permanent magnet assemblies (3) in the same circle are the same.
5. The scattered magnetic absorption type hydrogen furnace according to claim 1, 2 or 3, characterized in that: a plurality of flow guide channels (15) which respectively extend along the axial direction and the circumferential direction of the furnace pipe (1) are formed in gaps among the permanent magnet assemblies (3).
6. The hydrogen furnace of claim 2 or 3, wherein: every permanent magnetism subassembly (3) are still including fixing keep away from on magnetic conduction board (5) hang knot (6) in the terminal surface middle part of permanent magnet (4), hang knot (6) internal surface with be formed with between magnetic conduction board (5) the edge perforation (7) that furnace pipe (1) circumference link up.
7. The hydrogen furnace of claim 6, wherein: the permanent magnet assemblies (3) in the same circle are fixed on the outer wall of the furnace pipe (1) through elastic bands (8) arranged in the through holes (7) in a penetrating mode.
8. The scattered magnetic absorption type hydrogen furnace according to claim 1, 2 or 3, characterized in that: be equipped with directly over the radial of stove courage (1) and be on a parallel with spray header (9) of stove courage (1) axial extension, the bottom of spray header (9) has hole for water spraying (10) that a plurality of intervals set up, spray header (9) and outside cooling water switch-on, the length that spray header (9) extend is greater than the axial working length of stove courage (1).
9. The scattered magnetic absorption type hydrogen furnace according to claim 1, 2 or 3, characterized in that: two heating bodies (11) capable of moving radially relative to the furnace pipe (1) are respectively arranged on two radially opposite sides of the furnace pipe (1), and a closed cavity for accommodating the furnace pipe (1) can be formed between the two heating bodies (11).
10. The scattered magnetic absorption type hydrogen furnace according to claim 1, 2 or 3, characterized in that: the furnace pipe is characterized in that a water return disc (12) is arranged under the furnace pipe (1) in the radial direction, a downward concave water collection tank (13) is formed at the top of the water return disc (12), the length and width of the water collection tank (13) are respectively greater than the axial working length and diameter of the furnace pipe (1), a drain pipe (14) which extends vertically downwards and is axially communicated is communicated with the bottom of the water collection tank (13), and the number of the drain pipes (14) is four and is respectively arranged at four corners of the bottom of the water collection tank (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111057030.2A CN113927035B (en) | 2021-09-09 | 2021-09-09 | Dispersed magnetic attraction type hydrogen breaking furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111057030.2A CN113927035B (en) | 2021-09-09 | 2021-09-09 | Dispersed magnetic attraction type hydrogen breaking furnace |
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| CN113927035A true CN113927035A (en) | 2022-01-14 |
| CN113927035B CN113927035B (en) | 2023-06-16 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202111057030.2A Active CN113927035B (en) | 2021-09-09 | 2021-09-09 | Dispersed magnetic attraction type hydrogen breaking furnace |
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| JPH09134836A (en) * | 1995-11-09 | 1997-05-20 | Hitachi Metals Ltd | Manufacture of rare earth permanent magnet and hydrogen crushing processing oven |
| JP2004119822A (en) * | 2002-09-27 | 2004-04-15 | Hitachi Metals Ltd | Heat treatment furnace in magnetic field, and method of heat treatment |
| CN203380366U (en) * | 2013-07-24 | 2014-01-08 | 浙江鑫盛永磁科技有限公司 | Quick-cooling type hydrogen crushing furnace |
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| CN204747506U (en) * | 2015-06-25 | 2015-11-11 | 浙江中杭新材料股份有限公司 | Garrulous stove reaction cylinder of hydrogen that cooling effect is good |
| CN108007185A (en) * | 2017-11-16 | 2018-05-08 | 陕西盛华冶化有限公司 | A kind of application method of rotary microwave metallurgical furnace |
| CN108907206A (en) * | 2018-05-21 | 2018-11-30 | 宁德市星宇科技有限公司 | A kind of hydrogen broken furnace |
| CN209461296U (en) * | 2019-03-21 | 2019-10-01 | 赣州嘉通新材料有限公司 | A kind of neodymium iron boron magnetic body hydrogen broken furnace being repeatedly continuously flushed with hydrogen |
| CN210974770U (en) * | 2019-09-06 | 2020-07-10 | 长兴俊隆机电科技有限公司 | Magnetic conducting iron core magnetizing annealing furnace |
-
2021
- 2021-09-09 CN CN202111057030.2A patent/CN113927035B/en active Active
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09134836A (en) * | 1995-11-09 | 1997-05-20 | Hitachi Metals Ltd | Manufacture of rare earth permanent magnet and hydrogen crushing processing oven |
| JP2004119822A (en) * | 2002-09-27 | 2004-04-15 | Hitachi Metals Ltd | Heat treatment furnace in magnetic field, and method of heat treatment |
| CN203380366U (en) * | 2013-07-24 | 2014-01-08 | 浙江鑫盛永磁科技有限公司 | Quick-cooling type hydrogen crushing furnace |
| CN203804228U (en) * | 2014-03-31 | 2014-09-03 | 宁波帕曼特磁电有限公司 | Hydrogen decrepitation furnace reaction tube |
| CN204747506U (en) * | 2015-06-25 | 2015-11-11 | 浙江中杭新材料股份有限公司 | Garrulous stove reaction cylinder of hydrogen that cooling effect is good |
| CN108007185A (en) * | 2017-11-16 | 2018-05-08 | 陕西盛华冶化有限公司 | A kind of application method of rotary microwave metallurgical furnace |
| CN108907206A (en) * | 2018-05-21 | 2018-11-30 | 宁德市星宇科技有限公司 | A kind of hydrogen broken furnace |
| CN209461296U (en) * | 2019-03-21 | 2019-10-01 | 赣州嘉通新材料有限公司 | A kind of neodymium iron boron magnetic body hydrogen broken furnace being repeatedly continuously flushed with hydrogen |
| CN210974770U (en) * | 2019-09-06 | 2020-07-10 | 长兴俊隆机电科技有限公司 | Magnetic conducting iron core magnetizing annealing furnace |
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| 石永金,邓朝权,刘康美: "氢化钕铁硼永磁材料的磁性能" * |
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| CN113927035B (en) | 2023-06-16 |
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