CN209181504U - A kind of anode material of lithium battery high-temperature roller kiln - Google Patents
A kind of anode material of lithium battery high-temperature roller kiln Download PDFInfo
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- CN209181504U CN209181504U CN201821500542.5U CN201821500542U CN209181504U CN 209181504 U CN209181504 U CN 209181504U CN 201821500542 U CN201821500542 U CN 201821500542U CN 209181504 U CN209181504 U CN 209181504U
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Abstract
The utility model discloses a kind of anode material of lithium battery high-temperature roller kilns, including kiln body, kiln body length range is 60-200 meters, roller-way is equipped in kiln body, roller-way is connected with feed replacement room and discharging displacement room, and roller-way is connected with driving device, and shell is equipped with outside kiln body, it is divided into heating zone, flat-temperature zone, cooling down area in kiln body, atmosphere blast pipe and lower atmosphere blast pipe is installed on the shell.60-200 meters of kiln body length range, roller-way can convey six column saggars, and when kiln body length is longer, the speed for feeding sintering is accelerated, and can improve production capacity simultaneously, reduce energy consumption and unit ventilation consumption.Upper atmosphere blast pipe and lower atmosphere blast pipe is arranged in kiln body, provides Even Sintering atmosphere.The length allocation range of heating zone, flat-temperature zone and cooling down Qu Geng great makes the setting of temperature and delivery rate be more suitable for electrode material of lithium battery continuous high-efficient sintering production, while producing that precision is higher, and material property is more preferable.
Description
Technical field
The utility model relates to burning equipments, particularly, are related to a kind of anode material of lithium battery high-temperature roller kiln.
Background technique
Existing anode material for lithium-ion batteries is sintered in roller kilns, wherein domestic common kiln is single
Layer 4 arranges, although obtained positive electrode better performances, production capacity is limited, and energy consumption is also higher.Positive electrode sintering kiln is most
2 row 6 of single layer column being newly designed as, and length is no more than 60m, the design is by the way that upper and lower saggar to be superimposed, so that production capacity is improved, but
It is all inconsistent in sintering process upper and lower level temperature and atmosphere to be that this design method will lead to material, thus gained positive electrode
Larger difference can be there will necessarily be.In addition, the roller kilns length in ceramic technology field has had evolved to 200m or so, but the equipment
It is not able to satisfy the atmosphere and production required precision of electrode material of lithium battery sintering.
Utility model content
For overcome the deficiencies in the prior art, the utility model provides the material that a kind of production capacity is high, low energy consumption and produces
Can be good, meet sintering atmosphere and produces the anode material of lithium battery high-temperature roller kiln of precision.
The technical scheme adopted by the utility model to solve the technical problem is as follows:
A kind of anode material of lithium battery high-temperature roller kiln, including kiln body, the kiln body length range are 60-200 meters, kiln
It is equipped with the roller-way for conveying six column saggars in vivo, the roller-way is connected with feed replacement room and discharging displacement room, roller-way connection
There is driving device, shell is installed outside the kiln body, heating zone, flat-temperature zone, cooling down area, the liter are divided into kiln body
Warm area is connected with feed replacement room, and cooling down area is connected with discharging displacement room, and flat-temperature zone is located at heating zone and cooling down area
Between, atmosphere blast pipe and lower atmosphere blast pipe are installed, the upper atmosphere blast pipe is mounted on roller-way on the shell
Side, the lower atmosphere blast pipe are mounted below roller-way, the top point of the shell at feed replacement room and discharging displacement room
Not She You several exhaust blowers, the upper surface in the outside of the shell is equipped with air-exhausting duct, and the roller-way of the heating zone and flat-temperature zone is set
There is heating rod, heat exchange air hose is had on the roller-way in the cooling down area, is set between the shell and roller-way at cooling down area
There is collet cooling air inlet.
Preferably, the feed replacement room is double feed replacement rooms, is provided with four gates, is evacuated, air inlet, is formed
Oxygen concentration gradient atmosphere meets roller kilns quick feeding demand.
Preferably, each nozzle of the upper atmosphere blast pipe install three it is equidistantly horizontal positioned it is flat spill head, it is flat
Air inlet can be made more evenly by spilling head, meet the requirements atmosphere in shell.
Preferably, each nozzle of the lower atmosphere blast pipe installs the common stomata of two up-draughts, common stomata
It is at low cost, it is simple and practical.
Preferably, the outer side of shell is equipped with manhole, the structure inside easy access.
Preferably, the manhole is divided into inspection manhole and maintenance hand hole, and maintenance hand hole is conveniently replaceable roller stick, inspection manhole
Convenient for kiln body internal maintenance.
Preferably, the roller-way is one of single or double layer, and the roller-way structure of single layer is simple, easy for installation；It is double-deck
Roller-way production capacity can be improved.
The utility model has the beneficial effects that
By above scheme it is found that 60-200 meters of kiln body length range, roller-way can convey six column saggars, when kiln body length compared with
When long, the speed for feeding sintering is accelerated, and can improve production capacity simultaneously, reduces energy consumption and unit ventilation consumption.Upper atmosphere is arranged in kiln body
Blast pipe and lower atmosphere blast pipe, provide Even Sintering atmosphere.The length of heating zone, flat-temperature zone and cooling down Qu Geng great point
So that the setting of temperature and delivery rate is more suitable for electrode material of lithium battery continuous high-efficient sintering production with range, while producing precision
Higher, material property is more preferable.
Detailed description of the invention
The present invention will be further described with reference to the accompanying drawings and examples.
Fig. 1 is the utility model roller kilns front view；
Fig. 2 is the utility model roller kilns top view；
Fig. 3 is the utility model roller kilns side view.
Figure label: 1- kiln body, 2- feed replacement room, 3- roller-way, 4- discharging displacement room, 5- driving device, 6- shell, 7-
Heating zone, the flat-temperature zone 8-, 9- cooling down area, the upper atmosphere blast pipe of 10-, atmosphere blast pipe under 11-, 12- exhaust blower, 13- add
Hot pin, 14- heat exchange air hose, 15- collet cooling air port, 16- manhole, 17- air-exhausting duct.
Specific embodiment
Referring to Fig.1, Fig. 2, Fig. 3, a kind of anode material of lithium battery high-temperature roller kiln, including kiln body 1, the kiln body 1 are long
Spending range is 60-200 meters, and the roller-way 3 for conveying six column saggars is equipped in kiln body 1, and the roller-way 3 is connected with feed replacement room
2 are connected with driving device 5, shell 6 are equipped with outside the kiln body 1, liter is divided into kiln body 1 with discharging displacement room 4, roller-way 3
Warm area 7, flat-temperature zone 8, cooling down area 9, the heating zone 7 are connected with feed replacement room 2, and cooling down area 9 and discharging are replaced
Room 4 is connected, and flat-temperature zone 8 is equipped with 10 He of atmosphere blast pipe between heating zone 7 and cooling down area 9 on the shell 6
Lower atmosphere blast pipe 11, the upper atmosphere blast pipe 10 are mounted on 3 top of roller-way, and the lower atmosphere blast pipe 11 is mounted on roller-way
The top of 3 lower sections, the shell 6 at feed replacement room 2 and discharging displacement room 4 is respectively equipped with several exhaust blowers 12, described outer
The upper surface in the outside of shell 6 is equipped with air-exhausting duct 17, and the roller-way 3 of the heating zone 7 and flat-temperature zone 8 is equipped with heating rod 13, the drop
Heat exchange air hose 14 is had on the roller-way 3 of warm cooling zone 9, it is cold to be equipped with collet between the shell 6 and roller-way 3 at cooling down area 9
But air inlet 15.
The roller-way 3 connects driving transposition 5 by roller stick and forms, and specific length is set as needed in heating zone 7 and flat-temperature zone 8
Degree, 60-200 meters of 1 length range of kiln body, roller-way 3 can convey six column saggars, when 1 length of kiln body is longer, feed the speed of sintering
Degree can be accelerated, and can improve production capacity simultaneously, reduce energy consumption and unit ventilation consumption.Upper atmosphere blast pipe 10 and lower gas is arranged in kiln body 1
Atmosphere blast pipe 11 provides Even Sintering atmosphere.Heating zone 7, flat-temperature zone 8 and the bigger length allocation range in cooling down area 9
Make the setting of temperature and delivery rate that temperature be made to be more suitable for electrode material of lithium battery continuous high-efficient sintering production, while producing precision
Higher, material property is more preferable.
The feed replacement room 2 is double feed replacement rooms, is provided with four gates, is evacuated, air inlet, forms oxygen concentration
Gradient atmosphere meets roller kilns quick feeding demand.
Each nozzle of the upper atmosphere blast pipe 10 install three it is equidistantly horizontal positioned it is flat spill head, the flat head that spills can
So that air inlet more evenly meets the requirements, atmosphere in shell.
Each nozzle of the lower atmosphere blast pipe 11 installs the common stomata of two up-draughts, common stomata cost
It is low, it is simple and practical.
Manhole 16, the structure inside easy access are equipped on the outside of the shell 6.
The manhole 16 divides for inspection manhole and overhauls hand hole, and maintenance hand hole is conveniently replaceable roller stick, and inspection manhole is convenient for
1 internal maintenance of kiln body.
The roller-way 3 is one of single or double layer, and 3 structure of roller-way of single layer is simple, easy for installation；Double-deck roller-way
3 can be improved production capacity.
The positive electrode of above scheme sintering can be ternary nickle cobalt lithium manganate, nickel cobalt lithium aluminate, LiFePO4, rich lithium manganese
One of base, nickel ion doped, cobalt acid lithium etc..
Illustrate its course of work below by specific embodiment, 1 a length of 150 meter of kiln body, according to being sintered nickelic ternary
The needs of positive electrode, roller-way 3 select six column feeding manner of single layer.When charging, the saggar that six equip material is placed on charging and is set
It changes in room 2, is entered in roller-way 3 by feed replacement room 2, shell 6 protects the structure of roller-way 3 and inside, and haul saggar enters roller
When in road 3, provide driving force by the driving device 5 that connect with roller-way 3, at the same oxygen atmosphere by upper atmosphere blast pipe 10 and under
Atmosphere blast pipe 11 enters inside shell 6.Three are respectively equipped with above the shell at feed replacement room 2 and discharging displacement room 4
Platform exhaust blower 12, a main air blower, two secondary blowers have reacted atmosphere by 12 air draft of exhaust blower and have been discharged from air-exhausting duct 17, protected
The oxygen atmosphere that positive electrode has had during the sintering process has been demonstrate,proved, has been enhanced product performance.Haul saggar first passes around heating zone
7, heating zone 7 is provided with 10-40 warm area, each warm area about 2000mm, and the roller-way 3 at heating zone 7 is by refractory brick and heat-preservation cotton
It constitutes, ensure that the gradient of heating；It is then passed through flat-temperature zone 8, flat-temperature zone 8 is provided with 30-60 warm area, and each warm area 10 add
Hot pin 13,3 top 4 of roller-way, 3 lower section 6 of roller-way, sintering range is 700-1000 DEG C, is then passed through cooling down area
9, which is equipped with 5-20 warm area, heat exchange air hose 14 up and down is equipped in warm area, and cold by collet between shell 6 and roller-way 3
But air inlet 15 is cooled down, and temperature is at 80 DEG C or less when entering discharging displacement room 4 later, and guaranteeing to enter discharging displacement room 4.
6 alms bowl material of each column in the embodiment roller kilns, every alms bowl charging 4Kg, oxygen flux 823m3/ h, it is 3-8m/h that saggar, which is driven rate,
Compared with common six column high temperature sintering roller kilns of single layer, kiln length is 40 meters, each saggar charging 4Kg, and transmission rate is
The nickelic positive electrode sintering process of same temperature, the ternary of time is arranged according to kiln length in 0.5-3m/h, and required oxygen is logical
Tolerance is 321m3/h.Production capacity, specific energy consumption, operation power and the ventilatory capacity that comparison above-described embodiment and comparative example obtain
Table.
By upper table it can be found that 150 meters of kiln bodies of roller kilns are promoted compared to 40 meters of kiln bodies in comparative example, production capacity in embodiment
About 3.6 times, production material energy consumption per ton reduces about 40%, and required unit ventilatory capacity also reduces nearly 30% therewith.There are also kiln bodies in table
The production capacity of roller kilns, specific energy consumption, operation power and ventilatory capacity when length is 60 meters and 200 meters.
The above is the better embodiment of the utility model, but the utility model is not limited to above-described embodiment,
As long as its technical effect for reaching the utility model with any same or similar means, should all fall into the protection model of the utility model
Within enclosing.
Claims (7)
1. a kind of anode material of lithium battery high-temperature roller kiln, it is characterised in that: including kiln body (1), kiln body (1) the length model
Enclosing is 60-200 meters, and the roller-way (3) for conveying six column saggars is equipped in kiln body (1), and the roller-way (3) is connected with feed replacement
Room (2) and discharging displacement room (4), roller-way (3) are connected with driving device (5), are equipped with shell (6), kiln outside the kiln body (1)
It is divided into heating zone (7), flat-temperature zone (8), cooling down area (9), the heating zone (7) and feed replacement room (2) phase in body (1)
Even, cooling down area (9) replace room (4) with discharging and are connected, flat-temperature zone (8) be located at heating zone (7) and cooling down area (9) it
Between, atmosphere blast pipe (10) and lower atmosphere blast pipe (11), the upper atmosphere blast pipe (10) are installed on the shell (6)
It is mounted on above roller-way (3), the lower atmosphere blast pipe (11) is mounted below roller-way (3), close to feed replacement room (2) and goes out
It is respectively equipped with several exhaust blowers (12) above shell (6) at material displacement room (4), the upper surface in the outside of the shell (6)
Equipped with air-exhausting duct (17), the roller-way (3) of the heating zone (7) and flat-temperature zone (8) is equipped with heating rod (13), the cooling down area
(9) heat exchange air hose (14) is had on roller-way (3), is equipped with folder between the shell (6) and roller-way (3) at cooling down area (9)
It covers cooling air inlet (15).
2. a kind of anode material of lithium battery high-temperature roller kiln according to claim 1, it is characterised in that: the charging is set
Changing room (2) is double feed replacement rooms.
3. a kind of anode material of lithium battery high-temperature roller kiln according to claim 1, it is characterised in that: the upper atmosphere
Each nozzle of blast pipe (10) installs three and equidistantly horizontal positioned flat spills head.
4. a kind of anode material of lithium battery high-temperature roller kiln according to claim 1, it is characterised in that: the lower atmosphere
Each nozzle of blast pipe (11) installs the common stomata of two up-draughts.
5. a kind of anode material of lithium battery high-temperature roller kiln according to claim 1, it is characterised in that: the shell
(6) outside is equipped with manhole (16).
6. a kind of anode material of lithium battery high-temperature roller kiln according to claim 5, it is characterised in that: the manhole
(16) it is divided into inspection manhole and maintenance hand hole.
7. a kind of anode material of lithium battery high-temperature roller kiln according to claim 1, it is characterised in that: the roller-way
It (3) is one of single or double layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821500542.5U CN209181504U (en) | 2018-09-13 | 2018-09-13 | A kind of anode material of lithium battery high-temperature roller kiln |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821500542.5U CN209181504U (en) | 2018-09-13 | 2018-09-13 | A kind of anode material of lithium battery high-temperature roller kiln |
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| CN209181504U true CN209181504U (en) | 2019-07-30 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201821500542.5U Active CN209181504U (en) | 2018-09-13 | 2018-09-13 | A kind of anode material of lithium battery high-temperature roller kiln |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112553593A (en) * | 2020-10-29 | 2021-03-26 | 佛山高砂工业窑炉有限公司 | Processing equipment for lithium iron phosphate based on CVD (chemical vapor deposition) process and processing process based on equipment |
| CN116242136A (en) * | 2023-03-03 | 2023-06-09 | 元峻机械设备(浙江)有限公司 | Lithium battery electrode sintering roller kiln |
-
2018
- 2018-09-13 CN CN201821500542.5U patent/CN209181504U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112553593A (en) * | 2020-10-29 | 2021-03-26 | 佛山高砂工业窑炉有限公司 | Processing equipment for lithium iron phosphate based on CVD (chemical vapor deposition) process and processing process based on equipment |
| CN116242136A (en) * | 2023-03-03 | 2023-06-09 | 元峻机械设备(浙江)有限公司 | Lithium battery electrode sintering roller kiln |
| CN116242136B (en) * | 2023-03-03 | 2023-09-01 | 元峻机械设备(浙江)有限公司 | Lithium battery electrode sintering roller kiln |
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