CN203782202U - Pellet raw material preparing and dosing system - Google Patents
Pellet raw material preparing and dosing system Download PDFInfo
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- CN203782202U CN203782202U CN201420176751.4U CN201420176751U CN203782202U CN 203782202 U CN203782202 U CN 203782202U CN 201420176751 U CN201420176751 U CN 201420176751U CN 203782202 U CN203782202 U CN 203782202U
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- concentrate
- conveyor drive
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- conveyor
- pressure roller
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Abstract
The utility model belongs to the technical field of raw material preparing and dosing in the metallurgical industry and in particular relates to a pellet raw material preparing and dosing system. The system is characterized by comprising a concentrate warehouse, a concentrate preparation chamber, a concentrate drying chamber connected with the concentrate warehouse and the concentrate preparation chamber through an adhesive tape machine passage I, a high-pressure roll milling chamber connected with the concentrate drying chamber through an adhesive tape machine passage II, and a dosing chamber connected with the high-pressure roll milling chamber through an adhesive tape machine passage III. The system is simple in process layout, easy to operate, low in manufacturing cost, convenient to mount and overhaul, low in energy consumption and high in practicality; meanwhile, the occupied area is reduced, the control is easy, the situation of numerous iron ore concentrate varieties is adapted, the production adaptability is improved, and the freezing problem of materials in winter is effectively solved.
Description
Technical field
The utility model belongs to metallurgy industry raw material to be prepared and ingredients technical field, especially relates to a kind of pellet feed and prepares and feed proportioning system.
Background technology
In metallurgical briquetting field, owing to requiring strict to the water content of iron ore concentrate and specific surface area.Iron ore concentrate is after wet-milling is filtered, and water content is generally 10% left and right or more.This water content cannot reach the requirement of pelletizing batching, because enter the iron ore concentrate water content of pellet batching system, need be controlled in 8%, and iron ore concentrate specific surface area need be controlled at 2000cm simultaneously
2more than/g, just can there is good wetting ability and balling-up, to meet the demand of pelletizing operation.
Therefore, generalized case, arranges respectively wet feed storehouse and siccative storehouse conventionally in pelletizing proportioning room.Iron ore concentrate is had bad luck to proportioning room by stock ground, and according to the difference of water content and specific surface area, qualified iron ore concentrate leaves in siccative storehouse, and underproof iron ore concentrate leaves in wet feed storehouse.The iron ore concentrate in wet feed storehouse need enter concentrate drying operation, by after unnecessary moisture removal, then enters high pressure roller mill equipment, improves granularity and specific surface area.To reach the demand of pelletizing batching and pelletizing operation.Through the iron ore concentrate to after the processing of moisture, granularity and specific surface area, enter in the dry ore storage bin in proportioning room and prepare burden, then be transported to subsequent processing by conveyor drive.
The decoration form of this pellet batching system, comparatively loaded down with trivial details in technical process, material need to repeatedly be had bad luck between dosing device, drying plant and high pressure roller mill equipment.In floor plan, between above-mentioned three workshops, need to arrange many conveyor gallery, to guarantee repeatedly having bad luck of material.So not only increased the initial cost of civil engineering and equipment, expense and the labour intensity of also increased maintenance after going into operation simultaneously, safeguarding.
Summary of the invention
The purpose of this utility model is to provide a kind of floor space that can reduce feed proportioning system, can reduce again the initial cost of civil engineering and equipment, can also realize the pellet feed that raw material is prepared and batching operates smoothly simultaneously and prepare and feed proportioning system.
The purpose of this utility model realizes by following technical proposals:
Pellet feed of the present utility model is prepared and feed proportioning system, it is characterized in that comprising concentrate warehouse and concentrate preparation room, the concentrate drying chamber that concentrate warehouse and concentrate preparation room are connected by conveyor gallery I therewith, the high pressure roller mill chamber that concentrate drying chamber is connected by conveyor gallery II therewith, the proportioning room that high pressure roller mill chamber is connected by conveyor gallery III therewith
Described concentrate warehouse and concentrate preparation room comprise the mobile mine car that leaks, grab crane, one group of ore deposit groove, correspondence is arranged on one group of disk feeder I of this groove below, one group of ore deposit, be arranged on the conveyor drive I of this group of disk feeder I below, this conveyor drive I is arranged in described conveyor gallery I, and the exhaust end of described conveyor drive I is arranged in the entrance of described concentrate drying chamber
Described concentrate drying chamber comprises whizzer, be arranged on the conveyor drive II of this whizzer outlet below, be arranged on the belt plow of described conveyor drive I exhaust end, be arranged on the conveyor drive III of this belt plow below, described conveyor drive II and described conveyor drive III are all arranged in described conveyor gallery II and are connected with described high pressure roller mill chamber respectively
Described high pressure roller mill chamber comprises the constant feeder that is arranged on described conveyor drive II and conveyor drive III exhaust end bottom, be arranged on the buffer bin of this constant feeder below, be arranged on the high-pressure roller mill of this buffer bin below, be arranged on the conveyor drive IV of this high-pressure roller mill below, this conveyor drive IV is arranged in described conveyor gallery III and is connected with described proportioning room
Described proportioning room comprises one group of ore storage bin I and the one group of ore storage bin II that is arranged on described conveyor drive IV exhaust end below, correspondence is arranged on one group of disk feeder II of described one group of ore storage bin I below, correspondence is arranged on one group of star-shaped feeding machine of described one group of ore storage bin II below, be arranged on the belt electronic scale of each disk feeder II and each star-shaped feeding machine below, what be arranged on described belt electronic scale below removes to expect conveyor drive.
Advantage of the present utility model:
The utility model process layout is simple, easy handling, and reasonably raw material is prepared and feed proportioning system process layout, has solved the pelletizing producer supplied materials problem that is unfavorable for batching various in style.Than traditional technology, once investment and the follow-up maintenance expense of feed proportioning system floor space, civil engineering cost, equipment have been reduced, and can be according to the length of practical situation adjustment transhipment vestibule, between workshop, also can arrange relevant public off-set facility, be easy to control, be applicable to iron ore concentrate situation various in style, increased production adaptative ability, the number of times of having bad luck that reduces iron ore concentrate, has reduced bulk cargo loss.In addition, for northern China for winter, the effective solution that arrange of concentrate warehouse and concentrate preparation room freezed the impact for feed proportioning system because of material.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the A-A view of the utility model Fig. 1.
Fig. 3 is the B-B view of the utility model Fig. 1.
Fig. 4 is the C-C view of the utility model Fig. 1.
Fig. 5 is the D-D view of the utility model Fig. 1.
Fig. 6 is the E-E view of the utility model Fig. 1.
Embodiment
Below in conjunction with accompanying drawing, further illustrate embodiment of the present utility model.
As shown in Fig. 1,2,3,4,5 and 6, pellet feed of the present utility model is prepared and feed proportioning system, it is characterized in that comprising concentrate warehouse and concentrate preparation room 1, the concentrate drying chamber 4 that concentrate warehouse and concentrate preparation room 1 are connected by conveyor gallery I 3 therewith, the high pressure roller mill chamber 8 that concentrate drying chamber 4 is connected by conveyor gallery II 7 therewith, the proportioning room 11 that high pressure roller mill chamber 8 is connected by conveyor gallery III 10 therewith
Described concentrate warehouse and concentrate preparation room comprise the mobile mine car 1-4 that leaks, grab crane 1-1, one group of ore deposit groove 1-2, correspondence is arranged on one group of disk feeder I 1-3 of this group of ore deposit groove 1-2 below, be arranged on the conveyor drive I 2 of this group of disk feeder I 1-3 below, this conveyor drive I 2 is arranged in described conveyor gallery I 3, and the exhaust end of described conveyor drive I 2 is arranged in the entrance of described concentrate drying chamber 4
Described concentrate drying chamber 4 comprises whizzer 4-2, be arranged on the conveyor drive II 5 of this whizzer 4-2 outlet below, be arranged on the belt plow 4-1 of described conveyor drive I 2 exhaust ends, be arranged on the conveyor drive III 6 of this belt plow 4-1 below, described conveyor drive II 5 and described conveyor drive III 6 are all arranged in described conveyor gallery II 7 and are connected with described high pressure roller mill chamber 8 respectively
Described high pressure roller mill chamber 8 comprises the constant feeder 8-1 that is arranged on described conveyor drive II 5 and conveyor drive III 6 exhaust end bottoms, be arranged on the buffer bin 8-2 of this constant feeder 8-1 below, be arranged on the high-pressure roller mill 8-3 of this buffer bin 8-2 below, be arranged on the conveyor drive IV 9 of this high-pressure roller mill 8-3 below, this conveyor drive IV 9 is arranged in described conveyor gallery III 10 and is connected with described proportioning room 11
Described proportioning room 11 comprises one group of ore storage bin I 11-4 and the one group of ore storage bin II 11-1 that is arranged on described conveyor drive IV 9 exhaust end belows, correspondence is arranged on one group of disk feeder II 11-5 of described one group of ore storage bin I 11-4 below, correspondence is arranged on one group of star-shaped feeding machine 11-2 of described one group of ore storage bin II 11-1 below, be arranged on the belt electronic scale 11-3 of each disk feeder II 11-5 and each star-shaped feeding machine 11-2 below, what be arranged on described belt electronic scale 11-3 below removes to expect conveyor drive 12.
The utility model adopts and prepares burden in advance and prepare burden arranged apart, to different sorts and batch iron ore concentrate tentatively thaw (be mainly applicable to bulk and freeze thawing of material) and pre-batching, not only reduce the ore storage bin number in proportioning room 11, and adapted to current many producers iron ore concentrate supplied materials problem that is unfavorable for batching various in style.Separately process qualified concentrate containing and defective concentrate concentrate drying chamber, saves energy consumption, makes drying treatment more flexible.
Applying pellet feed preparation of the present utility model with the arrangement technology of feed proportioning system is:
(1) in concentrate warehouse and the interior iron ore concentrate to different sorts batch of concentrate preparation room 1 prepare burden in advance.The mobile mine car 1-4 that leaks sends to different types of iron ore concentrate to concentrate warehouse and concentrate preparation room 1 from concentrate stockyard, grab crane 1-1 makes heap and supplied materials is had bad luck to different ore deposit groove 1-2, and the disk feeder I 1-3 of ore deposit groove 1-2 below drops down onto in proportion in below conveyor drive I 2 by the material in different ore deposit groove 1-2 and is transported to concentrate drying chamber 4 according to presetting.
(2) iron ore concentrate of pre-batching carried out in concentrate drying chamber 4 to drying and dehydrating and further thaw.The iron ore concentrate of pre-batching comprises off-grade iron concentrate and qualified iron ore concentrate.Thawed and qualified iron ore concentrate that water content is suitable by belt plow 4-1 by material dumping to bottom conveyor drive III 6, and be directly transported to high pressure roller mill chamber 8; Off-grade iron concentrate enters whizzer 4-2 and thaws or remove moisture, and dried material is had bad luck to high pressure roller mill chamber 8 by the conveyor drive II 5 of whizzer 4-2 outlet below again.
(3) iron ore concentrate after drying and dehydrating is ground in high pressure roller mill chamber 8, make granularity and specific surface area reach the requirement of batching and pelletizing operation.Iron ore concentrate after drying and dehydrating is interior in high pressure roller mill chamber 8 enters high-pressure roller mill 8-3 grinding through constant feeder 8-1 and buffer bin 8-2, makes granularity and specific surface area reach the requirement of batching and pelletizing operation.Through the iron ore concentrate grinding, be transported to proportioning room 11 again by conveyor drive IV 9, the dust and the wilkinite that are delivered to proportioning room 11 with air-transport system are stored in the corresponding ore storage bin of proportioning room 11 jointly.
(4) iron ore concentrate that granularity and specific surface area is reached to the requirement of batching and pelletizing operation carries out weighing and burden.Behind high pressure roller mill chamber 8, the iron ore concentrate that granularity and specific surface area have reached the requirement of batching and pelletizing operation enters in the ore storage bin I 11-4 of proportioning room 11, the fine fraction dust of being carried by air-transport system and wilkinite flux enter in ore storage bin II 11-1, iron ore concentrate in ore storage bin I 11-4 enters belt electronic scale 11-3 via disk feeder II 11-5, fine fraction dust in ore storage bin II 11-1 and wilkinite flux enter belt electronic scale 11-3 via star-shaped feeding machine 11-2, by belt electronic scale 11-3 by material successively fall within proportion ore storage bin below go expect on conveyor drive 12, be transported to next procedure.
The utility model is compared with existing arrangement technology, and process layout is simple, easy handling, and reasonably raw material is prepared and feed proportioning system process layout, has solved the pelletizing producer supplied materials problem that is unfavorable for batching various in style.Than traditional technology, once investment and the follow-up maintenance expense of feed proportioning system floor space, civil engineering cost, equipment have been reduced, and can be according to the length of practical situation adjustment transhipment vestibule, between workshop, also can arrange relevant public off-set facility, be easy to control, be applicable to iron ore concentrate situation various in style, increased production adaptative ability, the number of times of having bad luck that reduces iron ore concentrate, has reduced bulk cargo loss.In addition, for northern China for winter, the effective solution that arrange of concentrate warehouse and concentrate preparation room freezed the impact for feed proportioning system because of material.
Claims (1)
1. a pellet feed is prepared and feed proportioning system, it is characterized in that comprising concentrate warehouse and concentrate preparation room, the concentrate drying chamber that concentrate warehouse and concentrate preparation room are connected by conveyor gallery I therewith, the high pressure roller mill chamber that concentrate drying chamber is connected by conveyor gallery II therewith, the proportioning room that high pressure roller mill chamber is connected by conveyor gallery III therewith
Described concentrate warehouse and concentrate preparation room comprise the mobile mine car that leaks, grab crane, one group of ore deposit groove, correspondence is arranged on one group of disk feeder I of this groove below, one group of ore deposit, be arranged on the conveyor drive I of this group of disk feeder I below, this conveyor drive I is arranged in described conveyor gallery I, and the exhaust end of described conveyor drive I is arranged in the entrance of described concentrate drying chamber
Described concentrate drying chamber comprises whizzer, be arranged on the conveyor drive II of this whizzer outlet below, be arranged on the belt plow of described conveyor drive I exhaust end, be arranged on the conveyor drive III of this belt plow below, described conveyor drive II and described conveyor drive III are all arranged in described conveyor gallery II and are connected with described high pressure roller mill chamber respectively
Described high pressure roller mill chamber comprises the constant feeder that is arranged on described conveyor drive II and conveyor drive III exhaust end bottom, be arranged on the buffer bin of this constant feeder below, be arranged on the high-pressure roller mill of this buffer bin below, be arranged on the conveyor drive IV of this high-pressure roller mill below, this conveyor drive IV is arranged in described conveyor gallery III and is connected with described proportioning room
Described proportioning room comprises one group of ore storage bin I and the one group of ore storage bin II that is arranged on described conveyor drive IV exhaust end below, correspondence is arranged on one group of disk feeder II of described one group of ore storage bin I below, correspondence is arranged on one group of star-shaped feeding machine of described one group of ore storage bin II below, be arranged on the belt electronic scale of each disk feeder II and each star-shaped feeding machine below, what be arranged on described belt electronic scale below removes to expect conveyor drive.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420176751.4U CN203782202U (en) | 2014-04-11 | 2014-04-11 | Pellet raw material preparing and dosing system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420176751.4U CN203782202U (en) | 2014-04-11 | 2014-04-11 | Pellet raw material preparing and dosing system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203782202U true CN203782202U (en) | 2014-08-20 |
Family
ID=51318408
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420176751.4U Withdrawn - After Issue CN203782202U (en) | 2014-04-11 | 2014-04-11 | Pellet raw material preparing and dosing system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203782202U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103924067A (en) * | 2014-04-11 | 2014-07-16 | 中冶北方（大连）工程技术有限公司 | Preparation and blending system of pellet raw materials and arrangement process |
-
2014
- 2014-04-11 CN CN201420176751.4U patent/CN203782202U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103924067A (en) * | 2014-04-11 | 2014-07-16 | 中冶北方（大连）工程技术有限公司 | Preparation and blending system of pellet raw materials and arrangement process |
| CN103924067B (en) * | 2014-04-11 | 2015-07-08 | 中冶北方（大连）工程技术有限公司 | Preparation and blending system of pellet raw materials and arrangement process |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20140820 Effective date of abandoning: 20150708 |
|
| RGAV | Abandon patent right to avoid regrant |