CN209545233U - A kind of rare earth ore concentrate calciner - Google Patents
A kind of rare earth ore concentrate calciner Download PDFInfo
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- CN209545233U CN209545233U CN201920247083.2U CN201920247083U CN209545233U CN 209545233 U CN209545233 U CN 209545233U CN 201920247083 U CN201920247083 U CN 201920247083U CN 209545233 U CN209545233 U CN 209545233U
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- rare earth
- ore concentrate
- high pressure
- lifters
- earth ore
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Abstract
The utility model belongs to Rare Earth Production technical field, and in particular to a kind of rare earth ore concentrate calciner.For the deficiency of the inner wall accumulation attachment of existing rare earth roaster, the utility model adopts the following technical solution: a kind of rare earth ore concentrate calciner, including furnace body, furnace body includes lower air chamber from the bottom to top, boil bed, expanding reach, upper straight section and top cover, top cover is equipped with safety vent mouth, dismountable exclusion device is additionally provided on the top cover, the exclusion device includes support, liftable lifters on support, there is airflow channel inside the lifters, airflow channel upper end end connecting joint, the airflow channel lower end is equipped with high pressure nozzle, the lifters protrude into furnace interior from safety vent mouth.The beneficial effects of the utility model are: setting exclusion device, exclusion device have airflow channel and high pressure nozzle, high pressure removal of impurities can be carried out to inboard wall of furnace body by high pressure draught.
Description
Technical field
The utility model belongs to Rare Earth Production technical field, and in particular to a kind of rare earth ore concentrate calciner.
Background technique
The prevailing technology that Rare Earth Production uses at present is that oxidizing roasting-acid leaching-extraction in wet method smelting process removes
General labourer's skill, wherein oxidizing roasting is initial link, has great influence to subsequent technique and final products.
Existing rare earth ore concentrate oxidizing roasting is mostly carried out by roaster, and the raw materials such as low-grade cobalt ore are uniformly defeated through belt feeder
It sending to roaster feed bin, then is sent into firing chamber through screw(-type) feeder, roaster furnace bottom blasts air, control maturing temperature 650 ~
680 DEG C, the residence time about 5 hours, the calcining after roasting was sent out by discharge port, is directly entered acid making system system after flue gas is purified
Acid.
However, existing roaster is in use for some time, the inner wall of firing chamber usually adheres to various attachments, influences to roast
Burn the use of furnace.
Summary of the invention
The utility model provides a kind of rare earth essence for the deficiency of the inner wall accumulation attachment of existing rare earth roaster
Mine calciner can effectively remove the sundries of inboard wall of furnace body attachment.
To achieve the above objectives, the present invention adopts the following technical solutions: a kind of rare earth ore concentrate calciner, including furnace
Body, furnace body include stainless steel casing, heat preservation brick lining and are fireproof brick inner lining, and furnace body includes lower air chamber, ebullated bed from the bottom to top
Layer, expanding reach, upper straight section and top cover, lower air chamber are equipped with blast pipe, boil and are equipped with dispersion plate between bed and lower air chamber, boiling
The side for rising bed is equipped with feed opening and slag notch, and furnace body is externally provided with slag overflow port, and slag notch and slag overflow port pass through heat
Crossover rear chamber ebullated bed is connected, and the slag notch lower edge height is higher than dispersion plate plate face height, and upper straight section has furnace gas
Outlet, top cover are equipped with safe mouth, are additionally provided with dismountable exclusion device on the top cover, the exclusion device include support,
Liftable lifters on support, the lifters inside have airflow channel, and airflow channel upper end end connects
Connector, the airflow channel lower end are equipped with high pressure nozzle, and the lifters protrude into furnace interior from safety mouth.
The rare earth ore concentrate calciner of the utility model, by the way that dismountable exclusion device is arranged, exclusion device has height
Nozzle is pressed, high pressure removal of impurities can be carried out to inboard wall of furnace body by high pressure draught；There is airflow channel, gram no setting is required inside lifters
Additional airflow line, good reliability；Slag notch is connected with slag overflow port by heat exchange type rear chamber ebullated bed, can be recycled
Partial heat improves heat utilization ratio.
As the improvement of rare earth ore concentrate calciner, the high pressure nozzle be it is multiple, at least one described high pressure nozzle inclines
Oblique outlet.Inclined air-flow compares positive air flow, can obtain better impurity-eliminating effect.
As the improvement of rare earth ore concentrate calciner, the outlet angle in high pressure nozzle opposed vertical face be 30 ° extremely
60°。
As the improvement of rare earth ore concentrate calciner, the high pressure nozzle of the inclination outlet is multiple and is uniformly distributed in liter
Part side drops.
As the improvement of rare earth ore concentrate calciner, at least one high pressure nozzle is perpendicular to vertical plane, since furnace body has
Tilting section, the high pressure nozzle that horizontal outlet is arranged can preferably clean to tilting furnace section inner wall, and for installing level
The hole processing of high pressure nozzle is relatively easy to.
As the improvement of rare earth ore concentrate calciner, the upward outlet of at least one high pressure nozzle, to be carried out to top cover inner wall
Removal of impurities.
As the improvement of rare earth ore concentrate calciner, headlamp and camera shooting are additionally provided at the high pressure nozzle of the lifters
Head；Camera is set in order to observe removal of impurities situation, since furnace interior light is weaker, it is clear to improve camera shooting that headlamp is arranged
Degree.
As the improvement of rare earth ore concentrate calciner, cable passage is formed inside the lifters.
As the improvement of rare earth ore concentrate calciner, the lifters are hollow tube, and hollow tube, which obtains, to be easy.
As the improvement of rare earth ore concentrate calciner, there is external screw thread outside the lifters, the support is equipped with interior spiral shell
Line part.The lifting of lifters can be realized by rotation and lifting part.
As the improvement of rare earth ore concentrate calciner, the lifters are externally provided with operating parts；There are three branch for the support tool
Leg, the leg ends are equipped with sucker, and the support is fixed on top cover by sucker, and support is fixed by sucker, dismounting side
Just quick.
The beneficial effect of the rare earth ore concentrate calciner of the utility model is: setting exclusion device, exclusion device have gas
Circulation road and high pressure nozzle can carry out high pressure removal of impurities to inboard wall of furnace body by high pressure draught；Further, camera and photograph are equipped with
Bright lamp can observe everywhere inner wall, and learn removal of impurities situation, in addition, by inboard wall of furnace body everywhere situation information into
Row analysis and arrangement further can targetedly optimize furnace body.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the rare earth ore concentrate calciner of the utility model embodiment one.
Fig. 2 is the structural schematic diagram of the rare earth ore concentrate calciner of the utility model embodiment two.
Fig. 3 is the structural schematic diagram of the exclusion device of the rare earth ore concentrate calciner of the utility model embodiment two.
In figure, 1, furnace body, 1A, stainless steel casing, 1B, heat preservation brick lining, 1C fireproof brick inner lining；11, lower air chamber, 12, boiling
Rise bed, 13, expanding reach, 14, upper straight section, 15, top cover, 151, safe mouth；
2, blast pipe, 3, dispersion plate, 4, feed opening, 5, slag overflow port, 6, support, 7, lifters, 8, high pressure spray
Mouth, 9, headlamp, 10, camera.
Specific embodiment
Below with reference to the attached drawing of the utility model embodiment, the technical solution of the utility model embodiment is explained and
Illustrate, but following embodiments are only the preferred embodiment of the utility model, and not all；Based on the implementation example in the implementation mode,
Those skilled in the art's other embodiments obtained without making creative work, belong to the utility model
Protection scope.
Referring to Fig. 1 to Fig. 3, a kind of rare earth ore concentrate calciner of the utility model, including furnace body, furnace body include stainless steel
Shell, heat preservation brick lining and be fireproof brick inner lining, furnace body include from the bottom to top lower air chamber, boiling bed, expanding reach, upper straight section and
Top cover, lower air chamber are equipped with blast pipe, boil and are equipped with dispersion plate between bed and lower air chamber, and the side for the bed that boils, which is equipped with, to be added
Material mouth and slag notch, furnace body are externally provided with slag overflow port, and slag notch passes through heat exchange type rear chamber ebullated bed phase with slag overflow port
Even, the slag notch lower edge height is higher than dispersion plate plate face height, and top cover is equipped with safe mouth, is additionally provided on the top cover
Dismountable exclusion device, the exclusion device include support, the liftable lifters on support, in the lifters
Portion has airflow channel, airflow channel upper end end connecting joint, and the airflow channel lower end is equipped with high pressure nozzle,
The lifters protrude into furnace interior from safety mouth.
The rare earth ore concentrate calciner of the utility model, by the way that dismountable exclusion device is arranged, exclusion device has height
Nozzle is pressed, high pressure removal of impurities can be carried out to inboard wall of furnace body by high pressure draught；There is airflow channel, gram no setting is required inside lifters
Additional airflow line, good reliability；Slag notch is connected with slag overflow port by heat exchange type rear chamber ebullated bed, can be recycled
Partial heat improves heat utilization ratio.
Embodiment one
Referring to Fig. 1 to Fig. 2, a kind of rare earth ore concentrate calciner of the utility model embodiment one, including furnace body 1, furnace body 1
It including stainless steel casing 1A, heat preservation brick lining 1B and is fireproof brick inner lining 1C, furnace body 1 includes lower air chamber 11, boiling from the bottom to top
Bed 12, expanding reach 13, upper straight section 14 and top cover 15, lower air chamber 11 are equipped with blast pipe 2, boil between bed 12 and lower air chamber 11
Side equipped with dispersion plate 3, the bed 12 that boils is equipped with feed opening 4 and slag notch, and furnace body 1 is externally provided with slag overflow port 5, out
Cinder notch is connected with slag overflow port 5 by heat exchange type rear chamber ebullated bed, and the slag notch lower edge height is higher than dispersion plate 3
Plate face height, top cover 15 are equipped with safe mouth (151), are additionally provided with dismountable exclusion device, the removal of impurities on the top cover 15
Device includes support 6, the liftable lifters 7 on support 6, has airflow channel, the gas inside the lifters 7
Circulation road upper end end connecting joint, the airflow channel lower end are equipped with high pressure nozzle 8, and the lifters 7 are from safety mouth
(151) it protrudes into inside furnace body 1.
As the improvement of rare earth ore concentrate calciner, the high pressure nozzle 8 is multiple, at least one described high pressure nozzle 8
Tilt outlet.Inclined air-flow compares positive air flow, can obtain better impurity-eliminating effect.
As the improvement of rare earth ore concentrate calciner, the outlet angle in the 8 opposed vertical face of high pressure nozzle be 30 ° extremely
60°。
As the improvement of rare earth ore concentrate calciner, the high pressure nozzle 8 of the inclination outlet is multiple and is uniformly distributed in
7 side of lifters.
In other embodiments, at least one is additionally provided with perpendicular to the high pressure nozzle 8 of vertical plane, is inclined since furnace body 1 has
Oblique section, the high pressure nozzle 8 that horizontal outlet is arranged can preferably clean to 1 tilting section inner wall of furnace body, and for installing level
The hole processing of high pressure nozzle 8 is relatively easy to.
In other embodiments, it is additionally provided with the high pressure nozzle 8 of at least one upward outlet, to remove to 15 inner wall of top cover
It is miscellaneous.
As the improvement of rare earth ore concentrate calciner, the lifters 7 are hollow tube.Hollow tube, which obtains, to be easy.
As the improvement of rare earth ore concentrate calciner, there is external screw thread outside the lifters 7, the support 6 is equipped with interior
Screw element can realize the lifting of lifters 7 by rotation and lifting part 7.
As the improvement of rare earth ore concentrate calciner, the lifters 7 are externally provided with operating parts；There are three the tools of support 6
Supporting leg, the leg ends are equipped with sucker, and the support 6 is fixed on top cover 15 by sucker, and support 6 is fixed by sucker,
It is convenient to disassembly.
The beneficial effect of the rare earth ore concentrate calciner of the utility model is: setting exclusion device, exclusion device have gas
Circulation road and high pressure nozzle 8 can carry out high pressure removal of impurities to 1 inner wall of furnace body by high pressure draught.
Embodiment two
The difference of embodiment two and embodiment one is to be additionally provided with headlamp 9 and camera 10.
Referring to Fig. 3, as the improvement of rare earth ore concentrate calciner, illumination is additionally provided at the high pressure nozzle 8 of the lifters 7
Lamp 9 and camera 10.Camera 10 is set in order to observe removal of impurities situation, since 1 internal light of furnace body is weaker, headlamp is set
9 to improve camera shooting clarity.
As the improvement of rare earth ore concentrate calciner, cable passage is formed inside the lifters 7.In other embodiments
In, directly cable can also be set to outside lifters 7.
In the present embodiment, it is equipped with camera 10 and headlamp 9, inner wall can be observed everywhere, and learn removal of impurities situation,
In addition, being divided by the available information to 1 inner wall of furnace body situation everywhere of camera 10 and headlamp 9 these information
Analysis arranges, and further can targetedly optimize furnace body 1.
Embodiment two is identical as the other structures of embodiment one and effect, and this will not be repeated here.
More than, only specific embodiment of the present utility model, but protection scope of the utility model is not limited thereto,
Being familiar with the those skilled in the art should be understood that the utility model includes but is not limited to attached drawing and above in specific embodiment
The content of description.The modification of any function and structure principle without departing from the utility model is intended to be included in the model of claims
In enclosing.
Claims (10)
1. a kind of rare earth ore concentrate calciner, including furnace body, furnace body includes stainless steel casing, heat preservation brick lining and is in refractory brick
Lining, furnace body include lower air chamber, boiling bed, expanding reach, upper straight section and top cover from the bottom to top, and lower air chamber is equipped with blast pipe, boiling
Dispersion plate is equipped between bed and lower air chamber, the side for the bed that boils is equipped with feed opening and slag notch, and furnace body is externally provided with furnace
Slag overflow port, slag notch are connected with slag overflow port by heat exchange type rear chamber ebullated bed, and the slag notch lower edge height is higher than
Dispersion plate plate face height, upper straight section have furnace gas export, and top cover is equipped with safe mouth, it is characterised in that: on the top cover
It is additionally provided with dismountable exclusion device, the exclusion device includes support, the liftable lifters on support, the liter
Dropping has airflow channel inside part, airflow channel upper end end connecting joint, and the airflow channel lower end is equipped with height
Nozzle is pressed, the lifters protrude into furnace interior from safety mouth.
2. a kind of rare earth ore concentrate calciner according to claim 1, it is characterised in that: the high pressure nozzle be it is multiple,
At least one described high pressure nozzle tilts outlet.
3. a kind of rare earth ore concentrate calciner according to claim 2, it is characterised in that: the high pressure nozzle opposed vertical
The outlet angle in face is 30 ° to 60 °.
4. a kind of rare earth ore concentrate calciner according to claim 2, it is characterised in that: the high pressure spray of the inclination outlet
Mouth is multiple and is uniformly distributed in lifters side.
5. a kind of rare earth ore concentrate calciner according to claim 2, it is characterised in that: at least one high pressure nozzle is vertical
In vertical plane；The upward outlet of at least one high pressure nozzle.
6. a kind of rare earth ore concentrate calciner according to claim 1, it is characterised in that: the high pressure nozzle of the lifters
Place is additionally provided with headlamp and camera.
7. a kind of rare earth ore concentrate calciner according to claim 6, it is characterised in that: form electricity inside the lifters
Cable channel.
8. a kind of rare earth ore concentrate calciner according to claim 1, it is characterised in that: the lifters are hollow tube.
9. a kind of rare earth ore concentrate calciner according to claim 1, it is characterised in that: have outer spiral shell outside the lifters
Line, the support are equipped with inner thread piece.
10. a kind of rare earth ore concentrate calciner according to claim 1, it is characterised in that: the lifters are externally provided with behaviour
Workpiece；The support tool is there are three supporting leg, and the leg ends are equipped with sucker, and the support is fixed on top cover by sucker.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920247083.2U CN209545233U (en) | 2019-02-27 | 2019-02-27 | A kind of rare earth ore concentrate calciner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920247083.2U CN209545233U (en) | 2019-02-27 | 2019-02-27 | A kind of rare earth ore concentrate calciner |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209545233U true CN209545233U (en) | 2019-10-25 |
Family
ID=68274259
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920247083.2U Expired - Fee Related CN209545233U (en) | 2019-02-27 | 2019-02-27 | A kind of rare earth ore concentrate calciner |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209545233U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111421341A (en) * | 2020-05-06 | 2020-07-17 | 林怣河 | Cutting and milling combined sawing machine capable of connecting materials |
-
2019
- 2019-02-27 CN CN201920247083.2U patent/CN209545233U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111421341A (en) * | 2020-05-06 | 2020-07-17 | 林怣河 | Cutting and milling combined sawing machine capable of connecting materials |
| CN111421341B (en) * | 2020-05-06 | 2021-08-10 | 长沙双环机械制造有限公司 | Cutting and milling combined sawing machine capable of connecting materials |
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| 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: 20191025 Termination date: 20210227 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |