CN207280181U - A kind of air-cooled roller kilns - Google Patents
A kind of air-cooled roller kilns Download PDFInfo
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- CN207280181U CN207280181U CN201720983645.0U CN201720983645U CN207280181U CN 207280181 U CN207280181 U CN 207280181U CN 201720983645 U CN201720983645 U CN 201720983645U CN 207280181 U CN207280181 U CN 207280181U
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- roller kilns
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Abstract
The utility model discloses a kind of air-cooled roller kilns, some conveying roller rods for being used to convey material including the furnace body with burner hearth and on furnace body, the air-cooled chamber being coated on outside furnace body and the cooling air-flow generating means for forming cooling air-flow in air-cooled chamber are further included, one is stretched into upper roller rod at least one end or through air-cooled chamber.The air-cooled roller kilns have the advantages that it is simple in structure, be easy to make, the effect that cools it is good.
Description
Technical field
It the utility model is related to sintering kiln technical field, and in particular to a kind of air-cooled roller kilns.
Background technology
The cooling section type of cooling of anode material for lithium-ion batteries sintering roller kiln divides air-cooled and water cooling two ways.Water cooling
Although cooling effect, better than air-cooled, its is complicated, and, it is necessary to which chilled(cooling) water return (CWR) is separately configured, the requirement to workshop is high, operation
Get up underaction, it is most important that the strong basicity corrosive environment when lithium electricity positive electrode sinters can produce whole water-cooling system
Raw very strong corrosive effect, can cause cooling water to ooze out, so as to influence product quality.Air cooling way has simple in structure, risk
It is low, it is safe and reliable the features such as, but its heat-sinking capability is poor compared with water-cooling pattern, to improve air-cooled radiating efficiency, most of producer
Refractory material is not provided with the burner hearth of roller kilns temperature descending section, one layer of steel plate, but the strong basicity corrosion of lithium electricity positive electrode are only set
Atmosphere can produce corrosiveness to steel plate, can corrode steel plate, and come off and then fall into material, cause positive electrode magnetic
Foreign matter is exceeded, or even battery explosion, fire accident occurs.
Utility model content
The technical problems to be solved in the utility model is to overcome the shortcomings of the prior art, there is provided it is a kind of it is simple in structure,
It is easy to the air-cooled roller kilns made, the effect that cools is good.
In order to solve the above technical problems, the utility model uses following technical scheme：
A kind of air-cooled roller kilns, including the furnace body with burner hearth and on furnace body it is some be used for convey material
Conveying roller rod, the outside of the furnace body are coated with air-cooled chamber, and the air-cooled chamber is equipped with air inlet and air outlet, the inlet air
Mouth is connected with blowing device and/or the air outlet is connected with extractor fan, and each conveying roller rod at least one end is stretched into or run through
Air-cooled chamber.
A kind of air-cooled roller kilns, including the furnace body with burner hearth and on furnace body it is some be used for convey material
Conveying roller rod, further includes the air-cooled chamber being coated on outside furnace body and the cooling for forming cooling air-flow in air-cooled chamber
Air-stream generating device, one is stretched into upper roller rod at least one end or through the air-cooled chamber.
Above-mentioned air-cooled roller kilns, it is preferred that the air-cooled chamber is equipped with air inlet and air outlet, the cooling air-flow
Generating means is the blowing device being connected with the air inlet and/or the extractor fan being connected with the air outlet.
Above-mentioned air-cooled roller kilns, it is preferred that the air-cooled chamber includes the top cavity at the top of furnace body and divides
Not Wei Yu furnace body both sides two sidepiece cavitys, the air outlet is arranged on the top of top cavity, and the bottom of each sidepiece cavity is equal
Equipped with air inlet.
Above-mentioned air-cooled roller kilns, it is preferred that the top cavity includes the remittance being disposed to extend along conveying material direction
Circulation road and two diversion cavities between busway and two sidepiece cavitys, each diversion cavity are separated by partition plate respectively
Into some vent passages being arranged side by side along busway extending direction, each vent passages connection busway and corresponding sidepiece
Cavity, the air outlet are arranged on busway.
Above-mentioned air-cooled roller kilns, it is preferred that the busway along at the top of furnace body line of symmetry arrange, the outlet air
Mouth is arranged on the middle part of busway.
Above-mentioned air-cooled roller kilns, it is preferred that the blowing device and extractor fan are wind turbine.
Above-mentioned air-cooled roller kilns, it is preferred that the air-cooled chamber is by the chuck that is coated on outside furnace body and furnace body
Outer wall surrounds.
Above-mentioned air-cooled roller kilns, it is preferred that the inner wall of the burner hearth is equipped with alumina hollow ball material liner.
Compared with prior art, the utility model has the advantage of：The air-cooled roller kilns of the utility model are in furnace body
Outside cladding is provided with air-cooled chamber, and makes one to be stretched into upper roller rod at least one end or through air-cooled chamber, into
During row cooling, the cooling air-flow that flowing is formed in air-cooled chamber is made by extractor fan, heat exchange cooling can be carried out with furnace body outer wall,
Simultaneously as air-cooled chamber is run through at the both ends of each conveying roller rod, the cooling air-flow in air-cooled chamber directly connects with conveying roller rod
Touch and carry out heat exchange cooling, the temperature inside burner hearth can be quickly conducted to air-cooled chamber by conveying roller rod, so as to significantly carry
High heat transfer rate and the efficiency that cools.The air-cooled roller kilns have the advantages that it is simple in structure, be easy to make.
Brief description of the drawings
Fig. 1 is the schematic cross-sectional view of air-cooled roller kilns.
Fig. 2 is the overlooking the structure diagram of air-cooled roller kilns.
Marginal data：
1st, furnace body；11st, burner hearth；2nd, conveying roller rod；3rd, air-cooled chamber；31st, air inlet；32nd, air outlet；301st, top chamber
Body；3011st, busway；3012nd, vent passages；302nd, sidepiece cavity；4th, chuck.
Embodiment
The utility model is described in further detail below in conjunction with the drawings and specific embodiments.
As depicted in figs. 1 and 2, the air-cooled roller kilns of the present embodiment, including the furnace body 1 with burner hearth 11 and installed in stove
Some on body 1 are used to convey the conveying roller rods 2 of material, further include the air-cooled chamber 3 that is coated on outside furnace body 1 and for
The cooling air-flow generating means of cooling air-flow is formed in air-cooled chamber 3, wherein, air-cooled chamber 3 is equipped with air inlet 31 and air outlet
32, cooling air-flow generating means is the extractor fan being connected with air outlet 32, and air-cooled chamber is run through at the both ends of each conveying roller rod 2
3.When being cooled down, the cooling air-flow that flowing is formed in air-cooled chamber 3 is made by extractor fan, can be carried out with 1 outer wall of furnace body
Heat exchange cooling, simultaneously as air-cooled chamber 3 is run through at the both ends of each conveying roller rod 2, the cooling air-flow in air-cooled chamber 3 is direct
Contacted with conveying roller rod 2 and carry out heat exchange cooling, the temperature inside burner hearth 11 can be quickly conducted to air-cooled chamber by conveying roller rod 2
Room 3, so as to be remarkably improved heat transfer rate and the efficiency that cools.The air-cooled roller kilns have it is simple in structure, be easy to make
The advantages that.
In the present embodiment, air-cooled chamber 3 includes the top cavity 301 at the top of furnace body 1 and is located at 1 both sides of furnace body respectively
Two sidepiece cavitys 302, air outlet 32 be arranged on top cavity 301 top, the bottom of each sidepiece cavity 302 is equipped with inlet air
Mouth 31.Air enters from the bottom of two sidepiece cavitys 302, then is flowed from the bottom to top to top cavity 301, and passes through top chamber
The air outlet 32 at the top of body 301 is discharged, and the flow uniformity of cold airflow is good in air-cooled chamber 3, beneficial to the equal of raising heat exchange cooling
Even property and raising cooling velocity.
In the present embodiment, as shown in Fig. 2, top cavity 301 includes the busway being disposed to extend along material conveying direction
3011 and it is located at two diversion cavities of 3011 both sides of busway respectively, each diversion cavity is separated into some logical along confluence by partition plate
The vent passages 3012 that 3011 extending direction of road is arranged side by side, each connection busway 3011 of vent passages 3012 and respective side
Sidepiece cavity 302, air outlet 32 are arranged on busway 3011.The cooling air-flow of each sidepiece cavity 302 is logical by some ventilations
Road 3012 flows to busway 3011, then is exported through air outlet 32.This kind of top cavity 301 can make cooling air-flow in furnace body 1
Top is evenly distributed, and the air-flow velocity of 1 top each position of furnace body is not much different, and can ensure that the top of furnace body 1 carries out heat exchange drop
The uniformity of temperature, beneficial to the uniformity for improving 11 interior temperature distribution of burner hearth.
In the present embodiment, busway 3011 arranges that air outlet 32 is arranged on busway along the line of symmetry at the top of furnace body 1
3011 middle part.Distributing homogeneity and furnace body 1 top each position of the cooling air-flow at the top of furnace body 1 can so be further improved
Air-flow velocity uniformity.
In the present embodiment, air-cooled chamber 3 is surrounded by the chuck 4 and the outer wall of furnace body 1 being coated on outside furnace body 1, it makes
Simply, cost is low, and outer wall of the air-flow in air-cooled chamber 3 directly with furnace body 1 contacts, it is possible to increase cooling effect.
In the present embodiment, the inner wall of burner hearth 11 is equipped with alumina hollow ball material liner, alumina hollow ball material
Al2O3Content reaches more than 99%, density 1200kg/m3, thermal conductivity factor 0.8W/m.K, has excellent corrosion resistance,
The corrosion resistance of burner hearth 11 can be greatly improved, avoid influences product quality because scaling-off and metallic foreign body is mixed into material.
Air-cooled chamber 3 is run through at the both ends of each conveying roller rod 2 in the present embodiment, in other implementations, also can only make conveying
Air-cooled chamber 3 is run through in one end of roller rod 2, and either air-cooled chamber 3 or conveying roller are stretched into the one or both ends of each conveying roller rod 2
Air-cooled chamber 3 is stretched into one end of rod 2, the other end runs through air-cooled chamber 3.Can also make at least one end of part conveying roller rod 2 stretch into or
Through air-cooled chamber 3.
In other embodiments, cooling air-flow generating means can also be connected with blowing device in each air inlet 31 at the same time, lead to
The collective effect of blowing device and extractor fan is crossed to further improve the flowing velocity of cooling air in air-cooled chamber 3, is improved
Cooling effectiveness；Cooling air-flow generating means also only can be connected with blowing device in each air inlet 31, by blowing device aweather
Cold chamber 3 is blown into cooling air, cooling air is flowed to air outlet 32 and is excluded from air outlet 32, so as to be cooled down.
The conveying roller rod 2 of the present embodiment is silicon carbide material rod, its thermal conductivity factor is high, up to 50W/m.K.Above-mentioned blowing dress
Wind turbine can be used with extractor fan by putting.
The above is only the preferred embodiment of the utility model, and the scope of protection of the utility model is not limited merely to
Above-described embodiment.To those of ordinary skill in the art, the gained under the premise of the utility model technical concept is not departed from
To modifications and variations also should be regarded as the scope of protection of the utility model.
Claims (8)
1. a kind of air-cooled roller kilns, including with burner hearth（11）Furnace body（1）With installed in furnace body（1）On it is some be used for it is defeated
Send the conveying roller rod of material（2）, it is characterised in that：Further include and be coated on furnace body（1）Exterior air-cooled chamber（3）And for
Air-cooled chamber（3）The middle cooling air-flow generating means for forming cooling air-flow, one with upper roller rod（2）At least one end is stretched into
Or through the air-cooled chamber（3）.
2. air-cooled roller kilns according to claim 1, it is characterised in that：The air-cooled chamber（3）Equipped with air inlet
（31）And air outlet（32）, the cooling air-flow generating means be and the air inlet（31）The blowing device of connection and/or with
The air outlet（32）The extractor fan of connection.
3. air-cooled roller kilns according to claim 2, it is characterised in that：The air-cooled chamber（3）Including positioned at furnace body
（1）The top cavity at top（301）It is located at furnace body respectively（1）Two sidepiece cavitys of both sides（302）, the air outlet（32）
Arranged on top cavity（301）Top, each sidepiece cavity（302）Bottom be equipped with air inlet（31）.
4. air-cooled roller kilns according to claim 3, it is characterised in that：The top cavity（301）Conveyed including edge
The busway that material direction is disposed to extend（3011）And it is located at busway respectively（3011）With two sidepiece cavitys（302）
Between two diversion cavities, each diversion cavity is separated into some along busway by partition plate（3011）What extending direction was arranged side by side
Vent passages（3012）, each vent passages（3012）Connect busway（3011）With corresponding sidepiece cavity（302）, it is described go out
Air port（32）Arranged on busway（3011）On.
5. air-cooled roller kilns according to claim 4, it is characterised in that：The busway（3011）Along furnace body（1）
The line of symmetry arrangement at top, the air outlet（32）Arranged on busway（3011）Middle part.
6. air-cooled roller kilns according to claim 2, it is characterised in that：The blowing device and extractor fan are wind
Machine.
7. air-cooled roller kilns according to any one of claim 1 to 6, it is characterised in that：The air-cooled chamber（3）By
It is coated on furnace body（1）Exterior chuck（4）And furnace body（1）Outer wall surround.
8. air-cooled roller kilns according to any one of claim 1 to 6, it is characterised in that：The burner hearth（11）It is interior
Wall is equipped with alumina hollow ball material liner.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720983645.0U CN207280181U (en) | 2017-08-08 | 2017-08-08 | A kind of air-cooled roller kilns |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720983645.0U CN207280181U (en) | 2017-08-08 | 2017-08-08 | A kind of air-cooled roller kilns |
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| Publication Number | Publication Date |
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| CN207280181U true CN207280181U (en) | 2018-04-27 |
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| CN201720983645.0U Active CN207280181U (en) | 2017-08-08 | 2017-08-08 | A kind of air-cooled roller kilns |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107300318A (en) * | 2017-08-08 | 2017-10-27 | 湖南金炉科技有限责任公司 | A kind of air-cooled roller kilns |
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2017
- 2017-08-08 CN CN201720983645.0U patent/CN207280181U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107300318A (en) * | 2017-08-08 | 2017-10-27 | 湖南金炉科技有限责任公司 | A kind of air-cooled roller kilns |
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: Room 203-205, Hunan Changyuan Lithium Co., Ltd., No. 18 Lutian Road, Changsha High-tech Development Zone, Hunan Province Patentee after: Hunan golden furnace Polytron Technologies Inc Address before: 410000 No. 18 Lutian Road, Changsha High-tech Development Zone, Hunan Province Patentee before: HUNAN JINLU TECHNOLOGY CO., LTD. |
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| CP03 | Change of name, title or address |