CN110125430A - A kind of tungsten powder reduction huge revolving furnace - Google Patents
A kind of tungsten powder reduction huge revolving furnace Download PDFInfo
- Publication number
- CN110125430A CN110125430A CN201910557716.4A CN201910557716A CN110125430A CN 110125430 A CN110125430 A CN 110125430A CN 201910557716 A CN201910557716 A CN 201910557716A CN 110125430 A CN110125430 A CN 110125430A
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- Prior art keywords
- reaction vessel
- sealing
- tungsten powder
- sealing drum
- pipeline
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- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 title claims abstract description 31
- 238000006243 chemical reaction Methods 0.000 claims abstract description 89
- 238000007789 sealing Methods 0.000 claims abstract description 67
- 238000010438 heat treatment Methods 0.000 claims abstract description 37
- 238000001816 cooling Methods 0.000 claims abstract description 23
- 239000000463 material Substances 0.000 claims description 16
- 239000000428 dust Substances 0.000 claims description 12
- 230000000903 blocking effect Effects 0.000 claims description 11
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 5
- 230000037237 body shape Effects 0.000 claims description 3
- 210000001367 artery Anatomy 0.000 claims 1
- 210000003462 vein Anatomy 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 abstract description 11
- 239000002994 raw material Substances 0.000 abstract description 8
- 239000007789 gas Substances 0.000 description 26
- 238000006722 reduction reaction Methods 0.000 description 18
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 6
- 238000000034 method Methods 0.000 description 6
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 239000001257 hydrogen Substances 0.000 description 4
- 229910052739 hydrogen Inorganic materials 0.000 description 4
- 229910052757 nitrogen Inorganic materials 0.000 description 3
- 239000000203 mixture Substances 0.000 description 2
- 238000005096 rolling process Methods 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- 229910052721 tungsten Inorganic materials 0.000 description 2
- 239000010937 tungsten Substances 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 238000013019 agitation Methods 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 229910002091 carbon monoxide Inorganic materials 0.000 description 1
- 239000000498 cooling water Substances 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000005272 metallurgy Methods 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 239000012495 reaction gas Substances 0.000 description 1
- 239000003870 refractory metal Substances 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000004781 supercooling Methods 0.000 description 1
- 238000009941 weaving Methods 0.000 description 1
Classifications
-
- 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
- B22F9/16—Making metallic powder or suspensions thereof using chemical processes
- B22F9/18—Making metallic powder or suspensions thereof using chemical processes with reduction of metal compounds
- B22F9/20—Making metallic powder or suspensions thereof using chemical processes with reduction of metal compounds starting from solid metal compounds
- B22F9/22—Making metallic powder or suspensions thereof using chemical processes with reduction of metal compounds starting from solid metal compounds using gaseous reductors
Abstract
The present invention provides a kind of tungsten powder reduction huge revolving furnaces, including heating device, cooling device, rotation is arranged in the reaction vessel between heating device and cooling device, the both ends of reaction vessel are piercing in heating device and cooling device respectively, reaction vessel is equipped with feeding device close to the end side of heating device, the discharge end of feeding device is connected to the feed end of reaction vessel, and the junction outer sheath of feeding device and reaction vessel is equipped with sealing device, sealing device is connected to exhaust gas processing device by pipeline, the outer sheath of the another port of reaction vessel is equipped with sealing drum, sealing drum and reaction vessel movable sealing cooperate, the bottom connection of sealing drum is equipped with blanking device, sealing drum is connected to far from the end of reaction vessel with feeder；It can realize autofeed, stirred to raw material, raw material be in identical reducing condition to react, and improve product quality, and entire production process provides seal protection, provides stable reducing atmosphere.
Description
Technical field
The present invention relates to tungsten powder reduction apparatus fields, more particularly to a kind of tungsten powder reduction huge revolving furnace.
Background technique
Tungsten is rare refractory metal, and the high temperature hardness of steel can be improved, and purposes is very extensive, is related to mine, metallurgy, machine
Tool, building, traffic, electronics, chemical industry, light industry, weaving, military project, space flight, science and technology, each industrial circle, the performance of tungsten powder are (such as pure
Degree, granularity, granularmetric composition etc.), reduction apparatus and reducing process are depended primarily on, and existing reduction apparatus is using also mostly
Former furnace structure, and fully automated feed can only be cannot achieve using boat stepping production is burnt, and this kind of production method is because tungsten powder is to put
In boat, the oxidation tungsten powder of different-thickness produces the grain of tungsten powder due to thickness of feed layer and the atmosphere difference in boiler tube
Degree is also different, and homogeneity of product is poor；And still there is room for promotion in terms of the seal protection of existing equipment in process of production.
Summary of the invention
In order to overcome the drawbacks of the prior art, technical problem to be solved by the present invention lies in propose a kind of tungsten powder reduction use
Huge revolving furnace, structure novel stir raw material, raw material are made to be in identical reduction item, it can be achieved that autofeed
Part is reacted, and improves product quality, and entire production process provides seal protection, provides stable reducing atmosphere.
For this purpose, the following technical solution is employed by the present invention:
The present invention provides a kind of tungsten powder reduction huge revolving furnaces, the heating dress including rack and in the rack
It sets, cooling device, rotation is arranged in the reaction vessel between the heating device and the cooling device, and the reaction vessel is in
It pipe body shape structure and is rotated about axis by first motor drive, the both ends of the reaction vessel are piercing in the heating respectively and fill
It sets and the cooling device, the reaction vessel is equipped with feeding device, the feeding close to the end side of the heating device
The discharge end of device is connected to the feed end of the reaction vessel, and outside the junction of the feeding device and the reaction vessel
Side is arranged with sealing device, and the sealing device is connected to exhaust gas processing device by pipeline, the other end of the reaction vessel
The outer sheath of mouth is equipped with sealing drum, and the sealing drum and the reaction vessel movable sealing cooperate, and the bottom of the sealing drum connects
Logical to be equipped with blanking device, the sealing drum is connected to far from the end of the reaction vessel with feeder.
In preferably technical solution of the invention, the heating device includes multiple the first tube bodies successively spliced, each institute
It states the first tube body to be installed in the rack, the axis of multiple first tube bodies is overlapped, the inner wall of each first tube body
It being adapted and slides with the outer wall shape of the reaction vessel and support, the inner wall of each first tube body is equipped with the first clip cavity,
The appendix being connected to steam boiler is provided with above the heating device, each first clip cavity passes through with the appendix
The bottom of pipeline connection, the heating device is equipped with collector pipe, and the bottom of each first clip cavity passes through with the collector pipe
Pipeline connection.
In preferably technical solution of the invention, the cooling device includes the second tube body and is set in second tube body
Second clip cavity of wall, second tube body are fixedly mounted in the rack, and the inner wall of second tube body reacts appearance with described
The outer wall shape of device, which is adapted and slides, to be supported；The bottom of second clip cavity is connected to extraneous water supplying pipe, second clip cavity
Top side wall connection be equipped with drainpipe.
In preferably technical solution of the invention, the both ends of the reaction vessel are mounted on the rack by bracket,
The reaction vessel crosses the heating device and the cooling device after bracket rotation support；It is filled positioned at the heating
Set and the cooling device between the reaction vessel outer wall be fixed with the first sprocket wheel, the first motor is fixedly mounted on
In the rack, the output shaft of the first motor is equipped with the second sprocket wheel, and second sprocket wheel and first sprocket wheel pass through chain
Item transmission connection.
In preferably technical solution of the invention, the reaction vessel is set at the port of one end of the feeding device
There is material blocking block, the outer sheath of the material blocking block is equipped with bearing, and the outer wall of bearing is adapted with the inner wall of the reaction vessel；It is described
Feeding device includes charging basket and the bung that is covered at the top of the charging basket, and the bottom of the charging basket is equipped with the conveying being laterally arranged
Pipe, is equipped with feed inlet at the top of the conveying pipeline inside the charging basket, and the other end of the conveying pipeline is towards the reaction vessel side
To extending and protruding into the reaction vessel through the material blocking block, auger bar, the spiral are equipped in the conveying pipeline
Stirring rod is by the second motor driven.
In preferably technical solution of the invention, the sealing device includes shell, and an end cap of the shell is described
The end of reaction vessel and by sealing bearing be flexibly connected；The other end of the shell is fixedly connected with the charging basket, described
Conveying pipeline is passed through from the enclosure interior；The bottom of the shell is equipped with exhaust outlet, and the exhaust outlet and the vent gas treatment
Device is connected to by pipeline.
In preferably technical solution of the invention, the exhaust gas processing device include be sequentially connected logical cyclone dust collectors,
The gas outlet of bag filter and pulse dust collector, the pulse dust collector is connected to exhaust collection tank by pipeline.
In preferably technical solution of the invention, the sealing drum is cylinder-shaped structure, and an end cap of the sealing drum exists
The end of the reaction vessel and by sealing bearing be flexibly connected；The other end of the sealing drum and the feeder connect
Logical, the feed inlet of the blanking device is connected to the bottom of the sealing drum.
In preferably technical solution of the invention, the feeder includes the tank body for gas transfer, the tank body
Gas outlet be connected to the sealing drum by pipeline, the side wall of tank body connection is equipped with a plurality of to be connected to external air accumulator
Tracheae.
In preferably technical solution of the invention, the blanking device includes collecting vessel, the top of the collecting vessel and institute
The connection of sealing drum bottom is stated, is equipped with switch valve at the feed opening of the collecting vessel.
The invention has the benefit that
A kind of tungsten powder reduction huge revolving furnace provided by the invention, structure novel are reaction vessel, heating device, cold
But under the mutual cooperation of device, feeding device, blanking device, feeder, sealing device and exhaust gas processing device, tungsten powder is realized
Automation also original production；Wherein the setting of feeding device is, it can be achieved that autofeed, changes traditional manual feed to boat
Mode improves production efficiency；And reaction vessel is rotated under the drive of first motor, is stirred to carry out rolling to raw material
It moves, raw material be in identical reducing condition to be reacted, improve product quality；And the setting of sealing device, sealing drum, it can
The reaction vessel of rotation is sealed, to provide seal protection to entire production process, provides stable reducing atmosphere；And
The setting of exhaust gas processing device can be filtered the tail gas after reaction, recycle, and reduces waste, reduces cost.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of the tungsten powder reduction huge revolving furnace provided in specific embodiments of the present invention；
Fig. 2 is the structural schematic diagram of the heating device provided in specific embodiments of the present invention；
Fig. 3 is the structural schematic diagram of the cooling device provided in specific embodiments of the present invention；
Fig. 4 is the feeding device provided in specific embodiments of the present invention and the structural schematic diagram of sealing device.
In figure:
100, heating device；110, the first tube body；120, the first clip cavity；130, appendix；140, collector pipe；200, cooling
Device；210, the second tube body；220, the second clip cavity；300, reaction vessel；310, first motor；320, material blocking block；400, feeding
Device；410, charging basket；420, bung；430, conveying pipeline；440, auger bar；450, the second motor；500, sealing device；
510, shell；520, exhaust outlet；600, exhaust gas processing device；610, cyclone dust collectors；620, bag filter；630, pulse removes
Dirt device；700, sealing drum；800, blanking device；810, collecting vessel；820, switch valve；900, feeder；910, tank body.
Specific embodiment
To further illustrate the technical scheme of the present invention below with reference to the accompanying drawings and specific embodiments.
As shown in Figure 1, disclosing a kind of tungsten powder reduction huge revolving furnace, including rack in specific embodiments of the present invention
And heating device 100, cooling device 200 in the rack, rotation are arranged in the heating device 100 and the cooling
Reaction vessel 300 between device 200, the reaction vessel 300 drive in pipe body shape structure and by first motor 310 around axis
Line rotation, the both ends of the reaction vessel 300 are piercing in the heating device 100 and the cooling device 200 respectively, described anti-
Container 300 is answered to be equipped with feeding device 400, the discharge end of the feeding device 400 close to the end side of the heating device 100
It is connected to the feed end of the reaction vessel 300, and on the outside of the junction of the feeding device 400 and the reaction vessel 300
It is arranged with sealing device 500, the sealing device 500 is connected to exhaust gas processing device 600 by pipeline, the reaction vessel
The outer sheath of 300 another port is equipped with sealing drum 700, and the sealing drum 700 is matched with 300 movable sealing of reaction vessel
It closes, the bottom connection of the sealing drum 700 is equipped with blanking device 800, and the sealing drum 700 is far from the reaction vessel 300
End is connected to feeder 900.
A kind of above-mentioned tungsten powder reduction huge revolving furnace, structure novel are reaction vessel 300, heating device 100, cold
But device 200, feeding device 400, blanking device 800, feeder 900, sealing device 500 and exhaust gas processing device 600
Under mutual cooperation, the automation also original production of tungsten powder is realized；Wherein the setting of feeding device 400 is, it can be achieved that autofeed, changes
Traditional manual mode to feed to boat, improves production efficiency；And reaction vessel 300 under the drive of first motor 310 into
Row rotation, so that rolling agitation is carried out to raw material, raw material be in identical reducing condition to react, raising product matter
Amount；And the setting of sealing device 500, sealing drum 700, movable sealing can be carried out to the reaction vessel 300 of rotation, thus to entire
Production process provides seal protection, provides stable reducing atmosphere；And the setting of exhaust gas processing device 600 can be to the tail after reaction
Gas is filtered, recycles, and reduces waste, reduces cost.
Further, as shown in Fig. 2, the heating device 100 includes multiple the first tube bodies 110 successively spliced, each institute
It states the first tube body 110 to be installed in the rack, the axis of multiple first tube bodies 110 is overlapped, each first tube body
110 inner wall is adapted and slides with the outer wall shape of the reaction vessel 300 and supports, the inner wall of each first tube body 110
It is equipped with the first clip cavity 120, the top of the heating device 100 is provided with the appendix 130 being connected to steam boiler, each described
First clip cavity 120 is connected to the appendix 130 by pipeline, and the bottom of the heating device 100 is equipped with collector pipe 140, respectively
The bottom of first clip cavity 120 is connected to the collector pipe 140 by pipeline；Heating device 100 is by multiple first tube bodies
110 are spliced, and can facilitate and are increased and decreased according to the length of reaction vessel 300, in order to provide suitable heating condition；And it catchments
The condensed water of steam can be then collected by the setting of pipe 140.
Further, as shown in figure 3, the cooling device 200 is including the second tube body 210 and is set to second tube body
Second clip cavity 220 of 210 inner walls, second tube body 210 are fixedly mounted in the rack, second tube body 210 it is interior
Wall is adapted and slides with the outer wall shape of the reaction vessel 300 and supports；The bottom of second clip cavity 220 and extraneous confession
The top side wall connection of water pipe connection, second clip cavity 220 is equipped with drainpipe；Structure design can guarantee to the object after reduction
Matter cools down, and facilitates subsequent collection and transport；And it should be noted that drainpipe extends to sink or pond, pass through
Suction pump forms cooling water circulation, reduces water consumption.
Further, the both ends of the reaction vessel 300 are mounted on the rack by bracket, the reaction vessel
300 cross the heating device 100 and the cooling device 200 after bracket rotation support；Positioned at the heating device
300 outer wall of the reaction vessel between 100 and the cooling device 200 is fixed with the first sprocket wheel, the first motor 310
It is fixedly mounted in the rack, the output shaft of the first motor 310 is equipped with the second sprocket wheel, second sprocket wheel and described the
One sprocket wheel is connected by chain drive.
Further, as shown in figure 4, the reaction vessel 300 is set at the port of one end of the feeding device 400
There is material blocking block 320, the outer sheath of the material blocking block 320 is equipped with bearing, the inner wall phase of the outer wall of bearing and the reaction vessel 300
Adaptation；The feeding device 400 includes charging basket 410 and the bung 420 being covered at the top of the charging basket 410, the charging basket 410
Bottom is equipped with the conveying pipeline 430 being laterally arranged, and feed inlet is equipped at the top of the conveying pipeline 430 inside the charging basket 410, described
The other end of conveying pipeline 430, which extends towards 300 direction of reaction vessel and protrudes into the reaction through the material blocking block 320, to be held
In device 300, it is equipped with auger bar 440 in the conveying pipeline 430, the auger bar 440 is driven by the second motor 450；
The setting of material blocking block 320 mainly prevents material to be discharged from 300 inlet end of reaction vessel, avoids influencing normal reduction reaction
Process.
Further, as shown in figure 4, the sealing device 500 includes shell 510, an end cap of the shell 510 is in institute
It states the end of reaction vessel 300 and is flexibly connected by sealing bearing；The other end of the shell 510 and the charging basket 410 are solid
Fixed connection, the conveying pipeline 430 are passed through from inside the shell 510；The bottom of the shell 510 is equipped with exhaust outlet 520, and institute
Exhaust outlet 520 is stated to be connected to the exhaust gas processing device 600 by pipeline；Structure design on the one hand can to reaction vessel 30 and
The junction of conveying pipeline 430 is sealed protection, on the other hand then provides the normal rotation for not influencing reaction vessel 300
Exhaust position so that overall structure is more reasonable.
Further, the exhaust gas processing device 600 includes being sequentially connected logical cyclone dust collectors 610, bag filter
620 and pulse dust collector 630, the gas outlet of the pulse dust collector 630 be connected to exhaust collection tank 640 by pipeline；The knot
Structure design can carry out multistage dust removal process to tail gas, facilitate subsequent collection and separation to tail gas；Wherein cyclone dust collectors
610, bag filter 620 and pulse dust collector 630 can directly purchase use in the market.
Further, the sealing drum 700 is cylinder-shaped structure, and an end cap of the sealing drum 700 is held in the reaction
The end of device 300 and by sealing bearing be flexibly connected；The other end of the sealing drum 700 and the feeder 900 connect
Logical, the feed inlet of the blanking device 800 is connected to the bottom of the sealing drum 700；The setting of sealing drum 700 can not influence
Movable sealing is carried out to 300 end of reaction vessel under the normal rotation work of reaction vessel 300, is prevented inside reaction vessel 300
Air exchange occurs with outside, avoids influencing normally restoring ambient conditions.
Further, the feeder 900 includes the tank body 910 for gas transfer, the gas outlet of the tank body 910
It is connected to the sealing drum 700 by pipeline, the side wall connection of the tank body 910 is equipped with a plurality of gas being connected to external air accumulator
Pipe；The setting of tank body 910 is used for the mixing or transfer of gas, and a plurality of tracheae of 910 side wall of tank body connection is respectively communicated with hydrogen storage
The a variety of air accumulator connections of gas tank, nitrogen air accumulator, carbon monoxide air accumulator etc., need multiple gases mixing to participate in reduction reaction
When, it needs that first corresponding gas is passed through in tank body 910, is passed through in reaction vessel 300 again after 910 internal mix of tank body,
It can provide suitable atmospheric condition, improve reduction efficiency and also proper mass.
Further, the blanking device 800 includes collecting vessel 810, the top of the collecting vessel 810 and the sealing drum
700 bottoms are connected to, and switch valve 820 is equipped at the feed opening of the collecting vessel 810.
Working principle:
When carrying out tungsten powder reduction using the present invention, starting device, nitrogen air accumulator is through feeder in reaction vessel 300
Portion feeds a certain amount of nitrogen, drains into internal air in exhaust gas processing device 600；Then starting first motor 310, first
Motor 310 drives reaction vessel 300 to rotate, while starting feeding device 400, toward 300 internal material-feeding of reaction vessel, and opens outer
The steam in portion is supplied, and steam enters the first clip cavity 120 with appendix 130, is the material heat supply inside reaction vessel 300；It connects
External hydrogen air accumulator through feeder toward suitable hydrogen is fed inside reaction vessel 300, reaction vessel 300 is in rotation
Material is set constantly to be rolled in the process, material is moved toward one another with hydrogen and adequately mixed, and reaction reduction generates tungsten
The tungsten powder of powder, output is mobile toward 300 discharge port one end of reaction vessel, cools off when through apparatus for supercooling 200, and final receipts
It combines in the collecting vessel 810 of blanking device 800.
The present invention is described with reference to the preferred embodiments, and those skilled in the art know, of the invention not departing from
In the case where spirit and scope, various changes or equivalence replacement can be carried out to these features and embodiment.The present invention is not by this
The limitation of specific embodiment disclosed in place, other embodiments fallen into claims hereof belong to protection of the present invention
Range.
Claims (10)
1. a kind of tungsten powder reduction huge revolving furnace, it is characterised in that:
Heating device (100), cooling device (200) including rack and in the rack, rotation are arranged in the heating
Reaction vessel (300) between device (100) and the cooling device (200), the reaction vessel (300) are in pipe body shape knot
Structure and by first motor (310) drive be rotated about axis, the both ends of the reaction vessel (300) are piercing in the heating respectively
Device (100) and the cooling device (200), end side of the reaction vessel (300) close to the heating device (100)
Equipped with feeding device (400), the discharge end of the feeding device (400) is connected to the feed end of the reaction vessel (300), and
The junction outer sheath of the feeding device (400) and the reaction vessel (300) is equipped with sealing device (500), the sealing
Device (500) is connected to exhaust gas processing device (600) by pipeline, the outer sheath of the another port of the reaction vessel (300)
Equipped with sealing drum (700), the sealing drum (700) and the reaction vessel (300) movable sealing cooperate, the sealing drum
(700) bottom connection be equipped with blanking device (800), the sealing drum (700) far from the reaction vessel (300) end with
Feeder (900) connection.
2. a kind of tungsten powder reduction huge revolving furnace according to claim 1, it is characterised in that:
The heating device (100) includes multiple the first tube bodies (110) successively spliced, and each first tube body (110) is pacified
In the rack, the axis of multiple first tube bodies (110) is overlapped, the inner wall of each first tube body (110) and institute
The outer wall shape for stating reaction vessel (300), which is adapted and slides, to be supported, and the inner wall of each first tube body (110) is equipped with
One clip cavity (120), is provided with the appendix (130) being connected to steam boiler above the heating device (100), and each described
One clip cavity (120) is connected to the appendix (130) by pipeline, and the bottom of the heating device (100) is equipped with collector pipe
(140), the bottom of each first clip cavity (120) is connected to the collector pipe (140) by pipeline.
3. a kind of tungsten powder reduction huge revolving furnace according to claim 1, it is characterised in that:
The cooling device (200) includes the second tube body (210) and the second clip cavity for being set to the second tube body (210) inner wall
(220), second tube body (210) is fixedly mounted in the rack, and the inner wall of second tube body (210) is reacted with described
The outer wall shape of container (300), which is adapted and slides, to be supported；The bottom of second clip cavity (220) is connected to extraneous water supplying pipe,
The top side wall connection of second clip cavity (220) is equipped with drainpipe.
4. a kind of tungsten powder reduction huge revolving furnace according to claim 1, it is characterised in that:
The both ends of the reaction vessel (300) are mounted on the rack by bracket, and the reaction vessel (300) is through the branch
The heating device (100) and the cooling device (200) are crossed after frame rotation support；Positioned at the heating device (100) and
The reaction vessel (300) outer wall between the cooling device (200) is fixed with the first sprocket wheel, the first motor
(310) it is fixedly mounted in the rack, the output shaft of the first motor (310) is equipped with the second sprocket wheel, second sprocket wheel
And first sprocket wheel is connected by chain drive.
5. a kind of tungsten powder reduction huge revolving furnace according to claim 1, it is characterised in that:
The reaction vessel (300) is equipped with material blocking block (320) at the port of the one end of the feeding device (400), described
The outer sheath of material blocking block (320) is equipped with bearing, and the outer wall of bearing is adapted with the inner wall of the reaction vessel (300)；On described
Material device (400) includes charging basket (410) and the bung (420) being covered at the top of the charging basket (410), the charging basket (410)
Bottom is equipped with the conveying pipeline (430) being laterally arranged, and is equipped with charging at the top of the internal conveying pipeline (430) of the charging basket (410)
Mouthful, the other end of the conveying pipeline (430) extends towards the reaction vessel (300) direction and stretches through the material blocking block (320)
Enter in the reaction vessel (300), is equipped with auger bar (440) in the conveying pipeline (430), the auger bar
(440) it is driven by the second motor (450).
6. a kind of tungsten powder reduction huge revolving furnace according to claim 5, it is characterised in that:
The sealing device (500) includes shell (510), and an end cap of the shell (510) is in the reaction vessel (300)
End and by sealing bearing be flexibly connected；The other end of the shell (510) is fixedly connected with the charging basket (410), described
Conveying pipeline (430) is passed through from inside the shell (510)；The bottom of the shell (510) is equipped with exhaust outlet (520), and described
Exhaust outlet (520) is connected to the exhaust gas processing device (600) by pipeline.
7. a kind of tungsten powder reduction huge revolving furnace according to claim 1, it is characterised in that:
The exhaust gas processing device (600) includes being sequentially connected logical cyclone dust collectors (610), bag filter (620) and arteries and veins
It rushes deduster (630), the gas outlet of the pulse dust collector (630) is connected to exhaust collection tank (640) by pipeline.
8. a kind of tungsten powder reduction huge revolving furnace according to claim 1, it is characterised in that:
The sealing drum (700) is cylinder-shaped structure, and an end cap of the sealing drum (700) is in the reaction vessel (300)
End and by sealing bearing be flexibly connected；The other end of the sealing drum (700) is connected to the feeder (900), institute
The feed inlet for stating blanking device (800) is connected to the bottom of the sealing drum (700).
9. a kind of tungsten powder reduction huge revolving furnace according to claim 1, it is characterised in that:
The feeder (900) includes the tank body (910) for gas transfer, the gas outlet of the tank body (910) with it is described
Sealing drum (700) is connected to by pipeline, and the side wall connection of the tank body (910) is equipped with a plurality of gas being connected to external air accumulator
Pipe.
10. a kind of tungsten powder reduction huge revolving furnace according to claim 1, it is characterised in that:
The blanking device (800) includes collecting vessel (810), the top and the sealing drum (700) bottom of the collecting vessel (810)
Portion is connected to, and is equipped with switch valve (820) at the feed opening of the collecting vessel (810).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910557716.4A CN110125430B (en) | 2019-06-26 | 2019-06-26 | Large rotary furnace for tungsten powder reduction |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910557716.4A CN110125430B (en) | 2019-06-26 | 2019-06-26 | Large rotary furnace for tungsten powder reduction |
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| CN110125430A true CN110125430A (en) | 2019-08-16 |
| CN110125430B CN110125430B (en) | 2024-02-27 |
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| CN201910557716.4A Active CN110125430B (en) | 2019-06-26 | 2019-06-26 | Large rotary furnace for tungsten powder reduction |
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| CN201053814Y (en) * | 2007-06-22 | 2008-04-30 | 咸阳陶瓷研究设计院 | Heat-tolerant metal furnace tube continuous external heating type protective atmosphere converter |
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| CN102248174A (en) * | 2011-06-28 | 2011-11-23 | 四川金沙纳米技术有限公司 | Gas reducing equipment for metal powder and preparation method of metal powder |
| US20180112916A1 (en) * | 2015-04-03 | 2018-04-26 | Shijiazhuang Xinhua Energy Environmental Technolgy Co., Ltd | Dividing-wall rotary kiln apparatus |
| CN207779097U (en) * | 2018-01-19 | 2018-08-28 | 赣州力信达冶金科技有限公司 | A kind of reduction rotary furnace |
| CN210305764U (en) * | 2019-06-26 | 2020-04-14 | 赣州博立科技有限公司 | Large-scale rotary furnace for tungsten powder reduction |
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| CN2647831Y (en) * | 2003-09-10 | 2004-10-13 | 厦门金鹭特种合金有限公司 | Apparatus of preparing blue tungsten oxide by autoreduction |
| CN201053814Y (en) * | 2007-06-22 | 2008-04-30 | 咸阳陶瓷研究设计院 | Heat-tolerant metal furnace tube continuous external heating type protective atmosphere converter |
| CN201259367Y (en) * | 2008-07-04 | 2009-06-17 | 杭州赛诺索欧电池有限公司 | Completely atmosphere controlled fully closed continuous revolving furnace |
| CN102248174A (en) * | 2011-06-28 | 2011-11-23 | 四川金沙纳米技术有限公司 | Gas reducing equipment for metal powder and preparation method of metal powder |
| US20180112916A1 (en) * | 2015-04-03 | 2018-04-26 | Shijiazhuang Xinhua Energy Environmental Technolgy Co., Ltd | Dividing-wall rotary kiln apparatus |
| CN207779097U (en) * | 2018-01-19 | 2018-08-28 | 赣州力信达冶金科技有限公司 | A kind of reduction rotary furnace |
| CN210305764U (en) * | 2019-06-26 | 2020-04-14 | 赣州博立科技有限公司 | Large-scale rotary furnace for tungsten powder reduction |
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