CN206952172U - A kind of tungsten powder reducing furnace - Google Patents
A kind of tungsten powder reducing furnace Download PDFInfo
- Publication number
- CN206952172U CN206952172U CN201720332803.6U CN201720332803U CN206952172U CN 206952172 U CN206952172 U CN 206952172U CN 201720332803 U CN201720332803 U CN 201720332803U CN 206952172 U CN206952172 U CN 206952172U
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- China
- Prior art keywords
- heater
- boiler tube
- tungsten powder
- temperature
- reducing furnace
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- Manufacture Of Metal Powder And Suspensions Thereof (AREA)
- Inorganic Compounds Of Heavy Metals (AREA)
Abstract
The utility model discloses a kind of tungsten powder reducing furnace, including body of heater and boiler tube, the furnace body inside is provided with light-weight insulating brick, and the burner hearth being made up of refractory brick is provided with the inside of the light-weight insulating brick, heating wire is provided with the inside of the refractory brick；Multiple independent temperature controlled regions are divided into by multiple vertical thermal insulation boards in the body of heater, temperature sensor is provided with the temperature controlled region, multiple temperature control panels electrically connected with temperature sensor and heating wire are correspondingly arranged on outside the body of heater；The boiler tube sequentially passes through multiple burner hearths in body of heater and its both ends is extended respectively to outside body of heater, and hydrogen inlet and explosion stack have been sequentially communicated from right to left on the left of the boiler tube.This new structural design is reasonable, easy to use, can freely control the reaction temperature of different phase, meet production technology, avoid raw material from making moist and cause tungsten powder particle-size thicker, improve the quality of tungsten powder；Reduce and the possibility that detonation is even exploded is produced at boat exit, improve security.
Description
Technical field
It the utility model is related to a kind of tungsten powder production field, specifically a kind of tungsten powder reducing furnace.
Background technology
, it is necessary to large batch of tungsten powder in nonferrous metal powder metallurgical industry.At present, tungsten powder be in tubular reduction furnace,
Produced at high temperature with hydrogen reducing.In existing tungsten powder reduction process, in addition to generating metal dust, a large amount of water are also generated
Steam, a large amount of vapor are carried in a large amount of remaining hydrogens, vapor condenses into water in boat entrance, instills in boat, makes gold
Dripped in category oxide into water, aqueous oxide and increase temperature reaction in reduction furnace internal reference, metal dust granularity is thicker, causes to give birth to
The metal dust granularity of production is uneven；In addition, when reduction terminates to open boat exit discharging, the oxygen in air can pass through boat
Ware outlet enters cooling jacket section, and hydrogen can flow to boat exit side with higher pressure, and the oxygen in air is once
Contact and reacted with hydrogen, detonation can be produced or even exploded.
Utility model content
The purpose of this utility model is to provide a kind of tungsten powder reducing furnace, asked with solve to propose in above-mentioned background technology
Topic.
To achieve the above object, the utility model provides following technical scheme：
A kind of tungsten powder reducing furnace, including body of heater and boiler tube, the furnace body inside are provided with light-weight insulating brick, and the lightweight is protected
The burner hearth being made up of refractory brick is provided with the inside of warm brick, heating wire is provided with the inside of the refractory brick；By more in the body of heater
Individual vertical thermal insulation board is divided into multiple independent temperature controlled regions, is provided with temperature sensor in the temperature controlled region, outside the body of heater
It is correspondingly arranged on multiple temperature control panels electrically connected with temperature sensor and heating wire；The boiler tube is sequentially passed through in body of heater
Multiple burner hearths and its both ends extend respectively to outside body of heater, hydrogen inlet and anti-has been sequentially communicated on the left of the boiler tube from right to left
Booster, the boiler tube between the hydrogen inlet and explosion stack are set with cooling jacket outside, and the explosion stack left end is provided with boat
Export, upper wall is hung with multiple gear fire curtains formed by temperature resistant fiber cloth in the explosion stack；On the right side of the boiler tube from a left side to
The right side has been sequentially communicated hydrogen outlet, boat import and air feed device, and drying device is provided with the hydrogen outlet.
As further program of the utility model：The drying device is slipped through the net for anti-filled with drier.
As the utility model further scheme：The air feed device is fixed on ground by mounting rod.
As the utility model further scheme：The boiler tube has multigroup and arranged in horizontal interval.
Compared with prior art, the beneficial effects of the utility model are：Pass through the setting of multiple independent temperature controlled regions so that
The reaction temperature of different phase according to technological requirement, can be freely controlled, improves the quality of tungsten powder；Set and keep off fiery curtain, work as opening
During boat exit, for blocking hydrogen stream, it is therefore prevented that oxygen and hydrogen react and caused in the air come in from boat exit
Detonation is even exploded, and improves security performance；Drying device is provided with hydrogen outlet, can absorbing and reducing reaction caused by
Vapor, it is in water droplet to avoid it from being condensed in boat entrance, avoids raw material from making moist and causes tungsten powder particle-size thicker.
In summary, this new structural design is reasonable, easy to use, can freely control the reaction temperature of different phase,
Meet production technology, avoid raw material from making moist and cause tungsten powder particle-size thicker, improve the quality of tungsten powder；Reduce and produced at boat exit
The possibility that detonation is even exploded, improve security.
Brief description of the drawings
Fig. 1 is the structural representation of tungsten powder reducing furnace.
In figure：1- boat exits, 2- explosion stacks, 3- keep off fiery curtain, 4- cooling jackets, 5- boiler tubes, 6- hydrogen inlets, 7- stoves
Body, 8- light-weight insulating bricks, 9- refractory brick, 10- heating wire, 11- thermal insulation boards, 12- temperature sensors, 13- temperature control panels,
14- hydrogen outlets, 15- drier, 16- boat imports, 17- air feed devices, 18- mounting rods.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describing, it is clear that described embodiment is only the utility model part of the embodiment, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment obtained, belong to the scope of the utility model protection.
Referring to Fig. 1, a kind of tungsten powder reducing furnace, including body of heater 7 and boiler tube 5, the inner side of body of heater 7 are provided with light thermal-insulation
Brick 8, the inner side of light-weight insulating brick 8 are provided with the burner hearth being made up of refractory brick 9, and the inner side of refractory brick 9 is provided with heating wire
10；Multiple independent temperature controlled regions are divided into by multiple vertical thermal insulation boards 11 in the body of heater 7, are provided with the temperature controlled region
Temperature sensor 12, the body of heater 7 are correspondingly arranged on multiple temperature controls electrically connected with temperature sensor 12 and heating wire 10 outside
Panel 13 processed；The boiler tube 5 sequentially passes through multiple burner hearths in body of heater 7 and its both ends is extended respectively to outside body of heater 7, the boiler tube
5 left sides have been sequentially communicated hydrogen inlet 6 and explosion stack 2 from right to left, outside the boiler tube 5 between the hydrogen inlet 6 and explosion stack 2
Be set with cooling jacket 4, the left end of explosion stack 2 is provided with boat exit 1, in the explosion stack 2 upper wall be hung with it is multiple by
The gear fire curtain 3 that temperature resistant fiber cloth is formed；The right side of boiler tube 5 has from left to right been sequentially communicated hydrogen outlet 14, boat import
16 and air feed device 17, drying device is provided with the hydrogen outlet 14.
Operation principle of the present utility model is：Pass through the setting of multiple independent temperature controlled regions, enabling will according to technique
Ask, freely control the reaction temperature of different phase, improve the quality of tungsten powder；Set and keep off fiery curtain 3, when opening boat exit 1, use
In blocking hydrogen stream, it is therefore prevented that oxygen reacts and caused detonation even blast with hydrogen in the air come in from boat exit 1,
Improve security performance；Be provided with drying device at hydrogen outlet 14, can absorbing and reducing reaction caused by vapor, avoid
It is in water droplet that it condenses at boat import 16, avoids raw material from making moist and causes tungsten powder particle-size thicker.
It is obvious to a person skilled in the art that the utility model is not limited to the details of above-mentioned one exemplary embodiment, and
And in the case of without departing substantially from spirit or essential attributes of the present utility model, it can realize that this practicality is new in other specific forms
Type.Therefore, no matter from the point of view of which point, embodiment all should be regarded as exemplary, and is nonrestrictive, this practicality is new
The scope of type limits by appended claims rather than described above, it is intended that the equivalency fallen in claim is contained
All changes in justice and scope are included in the utility model.Any reference in claim should not be considered as limitation
Involved claim.
Moreover, it will be appreciated that although the present specification is described in terms of embodiments, not each embodiment is only wrapped
Containing an independent technical scheme, this narrating mode of specification is only that those skilled in the art should for clarity
Using specification as an entirety, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
It is appreciated that other embodiment.
Claims (4)
1. a kind of tungsten powder reducing furnace, including body of heater and boiler tube, it is characterised in that the furnace body inside is provided with light-weight insulating brick,
The burner hearth being made up of refractory brick is provided with the inside of the light-weight insulating brick, heating wire is provided with the inside of the refractory brick；The stove
Multiple independent temperature controlled regions are divided into by multiple vertical thermal insulation boards in vivo, temperature sensor is provided with the temperature controlled region,
Multiple temperature control panels electrically connected with temperature sensor and heating wire are correspondingly arranged on outside the body of heater；The boiler tube is successively
Multiple burner hearths and its both ends in body of heater are extended respectively to outside body of heater, and hydrogen has been sequentially communicated from right to left on the left of the boiler tube
Gas import and explosion stack, the boiler tube between the hydrogen inlet and explosion stack are set with cooling jacket, the explosion stack left end outside
Boat exit is provided with, upper wall is hung with multiple gear fire curtains formed by temperature resistant fiber cloth in the explosion stack；The boiler tube
Right side has from left to right been sequentially communicated hydrogen outlet, boat import and air feed device, and drying is provided with the hydrogen outlet
Device.
2. tungsten powder reducing furnace according to claim 1, it is characterised in that the drying device is anti-filled with drier
Slip through the net.
3. tungsten powder reducing furnace according to claim 1, it is characterised in that the air feed device is fixed on by mounting rod
On ground.
4. tungsten powder reducing furnace according to claim 1, it is characterised in that the boiler tube has multigroup and is in horizontal interval cloth
Put.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720332803.6U CN206952172U (en) | 2017-03-31 | 2017-03-31 | A kind of tungsten powder reducing furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720332803.6U CN206952172U (en) | 2017-03-31 | 2017-03-31 | A kind of tungsten powder reducing furnace |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206952172U true CN206952172U (en) | 2018-02-02 |
Family
ID=61372455
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720332803.6U Expired - Fee Related CN206952172U (en) | 2017-03-31 | 2017-03-31 | A kind of tungsten powder reducing furnace |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206952172U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109539774A (en) * | 2018-11-24 | 2019-03-29 | 泰州市华诚钨钼制品有限公司 | A kind of safety anti-explosive Muffle furnace of automatic control |
| CN111570818A (en) * | 2020-04-24 | 2020-08-25 | 厦门金鹭特种合金有限公司 | Novel reduction furnace with combinable heating belt length and tungsten powder reduction method thereof |
-
2017
- 2017-03-31 CN CN201720332803.6U patent/CN206952172U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109539774A (en) * | 2018-11-24 | 2019-03-29 | 泰州市华诚钨钼制品有限公司 | A kind of safety anti-explosive Muffle furnace of automatic control |
| CN111570818A (en) * | 2020-04-24 | 2020-08-25 | 厦门金鹭特种合金有限公司 | Novel reduction furnace with combinable heating belt length and tungsten powder reduction method thereof |
| CN111570818B (en) * | 2020-04-24 | 2023-10-24 | 厦门金鹭特种合金有限公司 | Novel reducing furnace with combinable heating belt length and tungsten powder reduction method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180202 Termination date: 20210331 |
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| CF01 | Termination of patent right due to non-payment of annual fee |