CN104482762A - Continuous hydrogen treatment device of rare earth permanent magnet - Google Patents
Continuous hydrogen treatment device of rare earth permanent magnet Download PDFInfo
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- CN104482762A CN104482762A CN201410639136.7A CN201410639136A CN104482762A CN 104482762 A CN104482762 A CN 104482762A CN 201410639136 A CN201410639136 A CN 201410639136A CN 104482762 A CN104482762 A CN 104482762A
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- permanent magnet
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- earth permanent
- continuous hydrogen
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Abstract
The invention discloses a continuous hydrogen treatment device of a rare earth permanent magnet, and belongs to the processing technology field of the rare earth permanent magnet. The continuous hydrogen treatment device of the rare earth permanent magnet can continuously perform hydrogen treatment. The continuous hydrogen treatment device of the rare earth permanent magnet uses a continuous mode, and therefore heating dehydrogenation is performed on a dehydrogenation segment from beginning to end, a cooling segment is cooled from beginning to end, defects in the prior art are solved well. The continuous hydrogen treatment device of the rare earth permanent magnet comprises reaction tanks, a screw feeder, a rotary furnace lining, a discharging device and a discharging bin, wherein the above components are sequentially connected, a heating electric furnace sleeves one side of the rotary furnace lining, close to the screw feeder, a water cooling device sleeves the other side of the rotary furnace lining, close to the discharging device, the reaction tanks are connected with a vacuum tube, a hydrogen tube and an air tube through valves, the reaction tanks are connected with the screw feeder sequentially through quick couplers and dust resisting vacuum valves, the reaction tanks are fixed through supports, and the number of the reaction tanks is two. The continuous hydrogen treatment device of the rare earth permanent magnet is mainly used in the hydrogen treatment field of the rare earth permanent magnet.
Description
Technical field
The continuous hydrogen treating apparatus of a kind of rare earth permanent magnet of the present invention, belongs to rare earth permanent magnet hydrogen processing technology field.
Background technology
At present, BdFeB hydrogen process stove employed both at home and abroad is all that single stove runs, and each stove all needs to feed in raw material, vacuumize, fill hydrogen, Heating Dehydrogenation, cooling, filling with inert gas, the process such as to come out of the stove, complicated operation, cost of labor is high, electric furnace constantly heats, cools in addition, and energy consumption strengthens, and particularly flue is also constantly heating cooling, cause heat fatigue, serious curtailment service life, therefore, be necessary to improve prior art.
Summary of the invention
In order to overcome the deficiencies in the prior art, provide a kind of device carrying out hydrogen process continuously, this device adopts continuous print mode, allows dehydrogenation section Heating Dehydrogenation all the time, and cooling section in cooling, well solves the deficiencies in the prior art all the time.
In order to solve the problems of the technologies described above, the technical solution used in the present invention is:
A kind of continuous hydrogen treating apparatus of rare earth permanent magnet, comprise retort, screw feeder, rotation flue, discharger and discharging bin, described above-mentioned parts connect successively, described rotation flue is set with hot plate on screw feeder side, on discharger side, be set with water-cooling apparatus.
Described retort connects respectively by valve with vacuum tube, hydrogen pipe, air hose, and described retort is connected with screw feeder by ready-packaged joint and the vacuum valve of resistance to dust successively, and described retort is fixed by support, and described retort has two.
Cover plate is arranged at described retort top, and middle inner side is provided with interlayer water collar, has water inlet and water return outlet between outside described interlayer water collar and retort.
Described screw feeder lower end has vacuum interface, and described vacuum interface connects with vavuum pump, and described screw feeder is provided with bellows and dynamic sealing device with rotation flue connection place.
Described revolving burner Hymecromone is crossed travelling gear and is connected with drive unit, and described revolving burner Hymecromone is crossed support wheel and supported, and for being slidably connected between described rotation flue and support wheel, described revolving burner Hymecromone is crossed spiral discharging mouth and connected with discharger.
Described rotation flue inside is provided with flight and material rotating plate, and outside is provided with pneumatic hammer.
Described discharger is connected by needle-valve with tunger tube, and described discharger is connected with discharging bin by vacuum valve, bellows, fast-assembling interface, discharging butterfly valve successively.
Described fast-assembling interface is that clamping hoop type connects.
Also be circumscribed with vacuum tube and gas tube between described vacuum valve and bellows, described vacuum tube connects with vavuum pump, and described gas tube connects with inert gas.
Described water-cooling apparatus or for spray or for rotate water jacket.
The beneficial effect that the present invention is compared with prior art had is:
Rotation flue of the present invention arranges hot plate in the last period, latter one section arranges water-cooling apparatus, make material through rotating flue, the last period is always at Heating Dehydrogenation, latter one section is cooling always, all heat in same stove with existing and then compared with cooling, reduce energy consumption, improve efficiency, extend service life; Flight and material rotating plate are set in rotation flue, make material Uniform Movement, and constantly stir, thermally equivalent or cooling; At rotation flue arranged outside pneumatic hammer, can knock, prevent sizing on inboard wall of furnace; Have thermal expansion after flue heating, be slidably connected with it so arrange support wheel, flue can be made to move freely in the horizontal direction; The present invention is simple to operate, cost-saving, improves working environment.
Accompanying drawing explanation
Below by accompanying drawing, the specific embodiment of the present invention is described in further detail.
Fig. 1 is structural representation of the present invention;
Fig. 2 is the partial enlarged drawing of retort and screw feeder in Fig. 1;
Fig. 3 is the partial enlarged drawing of discharger and discharging bin in Fig. 1;
Fig. 4 is the schematic diagram of material rotating plate in rotation flue.
In figure, 1 is retort, 2 is screw feeder, 3 for rotating flue, 4 is discharger, 5 is discharging bin, 6 is hot plate, 7 is water-cooling apparatus, 8 is vacuum tube, 9 is hydrogen pipe, 10 is air hose, 11 is cover plate, 12 is interlayer water collar, 13 is ready-packaged joint, 14 is the vacuum valve of resistance to dust, 15 is support, 16 is vacuum interface, 17 is bellows, 18 is dynamic sealing device, 19 is travelling gear, 20 is drive unit, 21 is flight, 22 is support wheel, 23 is spiral discharging mouth, 24 is tunger tube, 25 is vacuum valve, 26 is fast-assembling interface, 27 is discharging butterfly valve, 28 is gas tube, 29 is material rotating plate, 30 is pneumatic hammer, 31 is valve, 32 is water inlet, 33 is water return outlet, 34 is needle-valve.
Detailed description of the invention
The invention will be further described by reference to the accompanying drawings for embodiment below.
As shown in Figure 1, Figure 2, Figure 3 and Figure 4, a kind of continuous hydrogen treating apparatus of rare earth permanent magnet, comprise retort 1, screw feeder 2, rotate flue 3, discharger 4 and discharging bin 5, described above-mentioned parts connect successively, described rotation flue 3 is set with hot plate 6 on screw feeder 2 side, on discharger 4 side, be set with water-cooling apparatus 7.
Described retort 1 connects respectively by valve 31 with vacuum tube 8, hydrogen pipe 9, air hose 10, described retort 1 is connected with screw feeder 2 by ready-packaged joint 13 and the vacuum valve of resistance to dust 14 successively, described retort 1 is fixed by support 15, and described retort 1 has two.
Cover plate 11 is arranged at described retort 1 top, and middle inner side is provided with interlayer water collar 12, has water inlet 32 and water return outlet 33 between outside described interlayer water collar 12 and retort 1.
Described screw feeder 2 lower end has vacuum interface 16, and described vacuum interface 16 connects with vavuum pump, and described screw feeder 2 is provided with bellows 17 and dynamic sealing device 18 with rotation flue 3 connection place.
Described rotation flue 3 is connected with drive unit 20 by travelling gear 19, and described rotation flue 3 is supported by support wheel 22, and for being slidably connected between described rotation flue 3 and support wheel 22, described rotation flue 3 is connected with discharger 4 by spiral discharging mouth 23.
Described rotation flue 3 inside is provided with flight 21 and material rotating plate 29, and outside is provided with pneumatic hammer 30.
Described discharger 4 is connected by needle-valve 34 with tunger tube 24, and described discharger 4 is connected with discharging bin 5 by vacuum valve 25, bellows 17, fast-assembling interface 26, discharging butterfly valve 27 successively.
Described fast-assembling interface 26 is clamping hoop type connection.
Also be circumscribed with vacuum tube 8 and gas tube 28 between described vacuum valve 25 and bellows 17, described vacuum tube 8 connects with vavuum pump, and described gas tube 28 connects with inert gas.
Described water-cooling apparatus 7 or for spray or for rotate water jacket.
A kind of using method of continuous hydrogen treating apparatus of rare earth permanent magnet: first add material in retort 1, now the vacuum valve of resistance to dust 14 is in closed condition, open the valve 31 connecting vacuum tube 8, vacuum in retort 1 is reached valve-off 31 after requirement, open the valve 31 connecting hydrogen pipe 9, valve-off 31 after the saturated suction hydrogen of material, again open the valve 31 connecting vacuum tube 8, after vacuum reaches requirement, valve-off 31, open the vacuum valve of resistance to dust 14, material flows to screw feeder 2, after this tank material adds, close the vacuum valve of resistance to dust 14, open the valve 31 connecting air hose 10, stop when pressures near atmospheric, open cover plate 11 to feed in raw material, control screw feeder 2 and at the uniform velocity material is added rotation flue 3, under the effect of drive unit 20 and flight 21, material is thermally equivalent advancing in rotation flue 3, first carry out dehydrogenation by one end of hot plate 6, cool through water-cooling apparatus 7 place again, discharger 4 is entered subsequently by spiral discharging mouth 23, then discharging bin 5 is entered by vacuum valve 25, after one batch or a certain amount of material completes, close vacuum valve 25, open needle-valve 34, in rotation flue 3, argon gas is filled with by tunger tube 24, rotation flue 3 is cleared up, remove the discharging bin 5 of dress material, change and vacate feed bin 5, in material transport process, vavuum pump is bled in rotation flue 3 by vacuum interface 16 always, makes the air pressure in rotation flue 3 keep right low left high always, prevents hydrogen from entering cooling section and cause material dehydrogenation incomplete, when material enters discharging bin 5 from discharger 4, first open in vacuum tube 8 pairs of discharging bins 5 and find time, prevent air to be mixed into and rotate flue 3, after material enters discharging bin 5, be filled with inert gas by gas tube 28.
Operation principle of the present invention is: two retort 1 inhale hydrogen in turn, and open in turn, at the uniform velocity material is added by screw feeder 2 and rotate flue 3, under the effect of drive unit 20 and flight 21, the bringing-up section of material in rotation flue 3 carries out dehydrogenation, enter cooling section cooling subsequently, discharger 4 is entered by spiral discharging mouth 23, finally enter discharging bin 5, after completing at one batch or a certain amount of, close vacuum valve 25, tunger tube 24 is filled with argon gas by needle-valve 34, remove canful, change and vacate feed bin 5.
The process of above-mentioned suction hydrogen is: after adding material, open the valve 31 connecting vacuum tube 8, now the vacuum valve of resistance to dust 14 remains closed, when the vacuum in retort 1 arrives after requirement, valve-off 31, open the valve 31 connecting hydrogen pipe 9, maintain certain pressure, close after saturated suction hydrogen, again open the valve 31 connecting vacuum tube, after vacuum reaches requirement, open the vacuum valve of resistance to dust 14, powder flows to screw feeder 2, screw feeder 2 is with it to enter rotation flue 3, after this tank material adds, close the vacuum valve of resistance to dust 14, open the valve 31 connecting air hose 10, stop when pressures near atmospheric, cover plate 11 can be opened, add the second batch of material.In order to separate the material of the different trade mark, two tank material should control feeding interval, allow two batches stay certain distance.
The present invention is provided with interlayer water collar 12, is communicated with water return outlet 33 by water inlet 32 with recirculated water, can take away the heat produced when inhaling hydrogen; When applying argon gas, be filled with argon gas by needle-valve 24 trace.
Claims (10)
1. the continuous hydrogen treating apparatus of a rare earth permanent magnet, comprise retort (1), screw feeder (2), rotate flue (3), discharger (4) and discharging bin (5), described above-mentioned parts connect successively, it is characterized in that: described rotation flue (3) is set with hot plate (6) on screw feeder (2) side, on discharger (4) side, be set with water-cooling apparatus (7).
2. the continuous hydrogen treating apparatus of a kind of rare earth permanent magnet according to claim 1, it is characterized in that: described retort (1) connects respectively by valve (31) with vacuum tube (8), hydrogen pipe (9), air hose (10), described retort (1) is connected with screw feeder (2) by ready-packaged joint (13) and the vacuum valve of resistance to dust (14) successively, described retort (1) is fixed by support (15), and described retort (1) has two.
3. the continuous hydrogen treating apparatus of a kind of rare earth permanent magnet according to claim 1 and 2, it is characterized in that: cover plate (11) is arranged at described retort (1) top, middle inner side is provided with interlayer water collar (12), has water inlet (32) and water return outlet (33) between described interlayer water collar (12) and retort (1) outside.
4. the continuous hydrogen treating apparatus of a kind of rare earth permanent magnet according to claim 1, it is characterized in that: described screw feeder (2) lower end has vacuum interface (16), described vacuum interface (16) connects with vavuum pump, and described screw feeder (2) is provided with bellows (17) and dynamic sealing device (18) with rotation flue (3) connection place.
5. the continuous hydrogen treating apparatus of a kind of rare earth permanent magnet according to claim 1 or 4, it is characterized in that: described rotation flue (3) is connected with drive unit (20) by travelling gear (19), described rotation flue (3) is supported by support wheel (22), for being slidably connected between described rotation flue (3) and support wheel (22), described rotation flue (3) is connected with discharger (4) by spiral discharging mouth (23).
6. the continuous hydrogen treating apparatus of a kind of rare earth permanent magnet according to claim 5, is characterized in that: described rotation flue (3) inside is provided with flight (21) and material rotating plate (29), and outside is provided with pneumatic hammer (30).
7. the continuous hydrogen treating apparatus of a kind of rare earth permanent magnet according to claim 1, it is characterized in that: described discharger (4) is connected by needle-valve (34) with tunger tube (24), described discharger (4) is connected with discharging bin (5) by vacuum valve (25), bellows (17), fast-assembling interface (26), discharging butterfly valve (27) successively.
8. the continuous hydrogen treating apparatus of a kind of rare earth permanent magnet according to claim 7, is characterized in that: described fast-assembling interface (26) is clamping hoop type connection.
9. the continuous hydrogen treating apparatus of a kind of rare earth permanent magnet according to claim 7, it is characterized in that: between described vacuum valve (25) and bellows (17), be also circumscribed with vacuum tube (8) and gas tube (28), described vacuum tube (8) connects with vavuum pump, and described gas tube (28) connects with inert gas.
10. the continuous hydrogen treating apparatus of a kind of rare earth permanent magnet according to claim 1, is characterized in that: described water-cooling apparatus (7) or for spray or for rotate water jacket.
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CN201410639136.7A CN104482762B (en) | 2014-11-13 | 2014-11-13 | A kind of continuous hydrogen treating apparatus of rare earth permanent magnet |
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CN104482762B CN104482762B (en) | 2016-05-04 |
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Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105458296A (en) * | 2015-11-24 | 2016-04-06 | 四川大学 | Multi-sectional hydrogenation dehydrogenation furnace and manufacturing method of low-oxygen-content titanium powder |
CN107058701A (en) * | 2017-04-28 | 2017-08-18 | 董永安 | A kind of continuous hydrogen processing method of the batch (-type) of rare earth permanent magnet and its device |
CN109909509A (en) * | 2019-04-15 | 2019-06-21 | 沈阳广泰真空科技有限公司 | A kind of rotary type vacuum hydrogen breaking device |
CN109925994A (en) * | 2019-04-15 | 2019-06-25 | 沈阳广泰真空科技有限公司 | A kind of rotary type vacuum annealing device |
CN112045194A (en) * | 2020-09-16 | 2020-12-08 | 太原开元智能装备有限公司 | Internal heating type treatment method, multipurpose rotary vacuum furnace and treatment furnace |
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Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
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CN105458296A (en) * | 2015-11-24 | 2016-04-06 | 四川大学 | Multi-sectional hydrogenation dehydrogenation furnace and manufacturing method of low-oxygen-content titanium powder |
CN107058701A (en) * | 2017-04-28 | 2017-08-18 | 董永安 | A kind of continuous hydrogen processing method of the batch (-type) of rare earth permanent magnet and its device |
CN109909509A (en) * | 2019-04-15 | 2019-06-21 | 沈阳广泰真空科技有限公司 | A kind of rotary type vacuum hydrogen breaking device |
CN109925994A (en) * | 2019-04-15 | 2019-06-25 | 沈阳广泰真空科技有限公司 | A kind of rotary type vacuum annealing device |
CN109909509B (en) * | 2019-04-15 | 2024-02-23 | 沈阳广泰真空科技股份有限公司 | Rotary vacuum hydrogen breaking device |
CN112045194A (en) * | 2020-09-16 | 2020-12-08 | 太原开元智能装备有限公司 | Internal heating type treatment method, multipurpose rotary vacuum furnace and treatment furnace |
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Effective date of registration: 20170720 Address after: 030003 Shanxi Province, Taiyuan city Xinghualing District East Jianhe Industrial Park No. 18 Patentee after: Taiyuan full bloom permanent magnet Equipment Co., Ltd. Address before: Room 9, building No. 3, Shengli Street, Shanxi, Taiyuan 030003, China Patentee before: Kong Qinghong |
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