CN88203944U - Calcinator with two type of calcination - Google Patents
Calcinator with two type of calcination Download PDFInfo
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- CN88203944U CN88203944U CN 88203944 CN88203944U CN88203944U CN 88203944 U CN88203944 U CN 88203944U CN 88203944 CN88203944 CN 88203944 CN 88203944 U CN88203944 U CN 88203944U CN 88203944 U CN88203944 U CN 88203944U
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- calcining
- furnace
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- 238000001354 calcination Methods 0.000 title claims abstract description 55
- 239000000470 constituent Substances 0.000 claims description 18
- 239000000463 material Substances 0.000 claims description 9
- 238000010438 heat treatment Methods 0.000 claims description 5
- 238000007789 sealing Methods 0.000 claims description 4
- 230000007704 transition Effects 0.000 claims description 2
- 239000002994 raw material Substances 0.000 abstract description 19
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 abstract description 6
- 229910052799 carbon Inorganic materials 0.000 abstract description 5
- 230000008901 benefit Effects 0.000 abstract description 3
- 238000004382 potting Methods 0.000 abstract 2
- 238000004458 analytical method Methods 0.000 description 5
- 239000011449 brick Substances 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 230000005611 electricity Effects 0.000 description 4
- 238000003837 high-temperature calcination Methods 0.000 description 4
- 238000002485 combustion reaction Methods 0.000 description 3
- 238000005242 forging Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 239000000446 fuel Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 1
- 239000003575 carbonaceous material Substances 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000003610 charcoal Substances 0.000 description 1
- 239000004927 clay Substances 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 239000003034 coal gas Substances 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000003546 flue gas Substances 0.000 description 1
- 229910002804 graphite Inorganic materials 0.000 description 1
- 239000010439 graphite Substances 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
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- Muffle Furnaces And Rotary Kilns (AREA)
Abstract
The utility model discloses a calcinator with two calcinating modes used for calcinating carbon raw material. The calcinating mode of the existing calciner is single, a potting furnace and a rotary kiln can make use of the self-contained volatile matter thermal value of the raw material, the calcining temperature can only reach 1300 DEG C at most. The temperature of the electric calciner can reach 2000 DEG C, but the volatile matter in the raw material can not be used. The utility model combines the advantages of a potting furnace and an electric calciner in order to form a calcinator with two calcinating modes.
Description
What the utility model was related is a kind of calcining furnace with two kinds of calcining manners of calcined carbon material.
One of master operation that influences the carbon product quality good or not is calcining.At present, the equipment that is used for this operation mainly contains following three kinds:
First kind is φ 2200/ φ 2500 * 45000 rotary kilns that Shanghai Hujiang Machinery Factory produces.
Second kind is pot type burner, and specification is one group with 4 furnace chambers generally, and the furnace chamber section mostly is 1700 * 360 can carry out multiple combination according to production-scale size.
More than the thermal source that uses of these two kinds of calcining furnaces all be the fugitive constituent that coal gas and raw material overflow in calcination process, calcining heat reaches as high as 1300 ℃.The chemical constitution of forging the back material can change plane carbon network from the lack of alignment of raw material into, and its manufactured goods are older generation's products.
The third is an electric calciner, and specification is φ 1930/ φ 2280 * 6025, and transformer capacity is that the 1200KVA(whole technique is introduced from Japan by the plain subsidiary factory of Guizhou Aluminum Factory charcoal).The advantage of this stove is to have realized high-temperature calcination, 2000 ℃ of central temperatures, and 1500 ℃ of lip temperatures, the chemical constitution of forging the back material partly is transformed into the graphite lattice of two dimension, and its manufactured goods enter second generation product.The emptying in vain but shortcoming of this stove self-contained fugitive constituent calorific value that is raw coal is not used, and be enough to raw material is heated to about 1100 ℃ by this part fugitive constituent calorific value, this just makes this stove power consumption height, transformer capacity is big, once investment is many, also owing to be single-phase transformer, not only power factor (PF) is low, returns electrical network and causes three-phase imbalance.
Three kinds of calcining furnaces of above-mentioned this all have only a kind of calcining manners that pluses and minuses are respectively arranged, though preceding two kinds can utilize the self-contained fugitive constituent calorific value of raw material, can't improve calcining heat, burning quality does not increase.Though a kind of calcining heat height in back, quality has got on, and the self-contained fugitive constituent calorific value of raw material can not be utilized, and by this partly calorific value be enough to raw material is heated to about 1100 ℃, this just makes the consumption of electric energy and once investing increase greatly.
Task of the present utility model provides a kind of energy efficient, raising calcining heat, reduction investment, improving the quality of products has the calcining furnace of two kinds of calcining manners.
Below in conjunction with the description of drawings the technical solution of the utility model.
Fig. 1 represents to analyse and observe by this calcining furnace along the J-J line of Fig. 2.
Fig. 2 represents to analyse and observe along one of the H-H line of Fig. 1.
Fig. 3 represents to analyse and observe along one of the I-I line of Fig. 1.
Fig. 4 represents to analyse and observe along one of the P-P line of Fig. 2.
Fig. 5 represents that respectively the sunset combination of A-A, B-B along Fig. 4 analyses and observe.
Calcining furnace provided by the utility model has two kinds of calcining manners.The structure that realizes first kind of calcining manners is known pot type burner, mainly comprises: heating quirk (1), tank skin (2), batch can (3), fugitive constituent overfall (4), the total road of fugitive constituent (5), air preheat road (14), starting chamber (6); The structure that realizes second kind of calcining manners stretches into furnace shell by furnace shell (13) horizontal direction and is mutually three electrodes (19) of hexagonal angle and the electric calciner (12) that transformer (24) is formed; Place the cooler (15) of bottom to have automatic discharge device (16).More than these are all being supported by base (11).
The calcining furnace that the utility model provides, several heating quirks (1) and tank skins (2) of its pot type burner can be respectively by circular arch (9) support of correspondence; Three electrodes (19) of its electric calciner (12) can be provided with sealing device (18) with the junction of furnace shell (13); Fall annular frustum cone structure in its cooler (15) can adopt just, outward, by some radially water channels (25) UNICOM, and therefore divide some equal portions between two round platforms the material chamber between two round platforms; Its circular arch (9) arch angle (10) transition downwards of supporting quirk (1) tank skin (2) constitutes furnace shell (13) and links with electric calciner (12).
The calcining furnace that the utility model provides is except that circular arch (9) adopts carbon brick, and other structures adopt high-alumina clay brick and conventional material.
Technical process of the present utility model is: at first starting chamber (6), add the fuel ignition burning, carry out baker.Raw material is sent into the loading hopper (this figure does not draw) on this calcining furnace top and fill batch can (3) and electricity calcining (12) in the suitable stage of baker, the heat that combustion chamber (6) burning simultaneously produces makes quirk (1) continue to heat up, heat the raw material in the batch can (3) gradually, contained fugitive constituent overflowed when material temperature rose to 200～850 ℃.The fugitive constituent that overflows is through fugitive constituent overfall (4), the total road of fugitive constituent (5), control the volatilization deal that enters one, two, three layer of quirk by fire exploring hole (21) operation fugitive constituent pulling plate brick (20), to realize the requirement of first kind of calcining manners calcining heat system.Combustion air is controlled the air capacity that enters by air pulling plate brick (22) after air preheat road (14) heating.Whole hot flue gas stream, fugitive constituent air-flow, flowing of combustion air air-flow all is that negative pressure by chimney or air-introduced machine forms.Fugitive constituent overflows and tends towards stability when the material temperature that is arranged in batch can between one, two layer of quirk reaches 1100 ℃ of left and right sides, can be the fire door of starting chamber (7), and ash door (8) is shut.After this, start bottom automatic discharge device (16), the raw material that had before added is discharged gradually, and the raw material in the top loading hopper (this figure does not draw) replenishes and enters batch can (3), and first kind of calcining manners calcining furnace that at this moment the utility model had is normal operation input.When through this calcining, the raw material that temperature reaches about 1100 ℃ enters interior three electrodes of three-phase electricity calcining furnace (12) (19) when locating, combined floodgate send, continuing make raw material intensification to make it central temperature with transformer (24) by the big electric current of bus (23) feed-in in stove by the three-phase stove reaches 2000 ℃, finishes the purpose of high-temperature calcination.Then raw material enters six chamber coolers (15) and is cooled to below 100 ℃ accept after automatic discharge device (16) discharge is forged.So far the calcining furnace with two kinds of method for calcinating provided by the utility model promptly enters normal operating condition.The new raw material that drops into will enter batch can in turn by preheating from hopper (this figure does not draw) according to said process, and fugitive constituent overflows, calcining, and the qualified back material of forging is cooled off, discharges in high-temperature calcination.
The utility model is owing to adopt said structure and technology to have following advantage:
1, owing to realized the high-temperature calcination of raw material, make the quality of carbon product enter the second generation.
The calcining heat of 2, normal temperature---1100 ℃ temperature section is provided by the self-contained fugitive constituent of raw material, so saved calcinating consumption.Japanese therefrom single-phase electricity calcining furnace has been saved electric energy, has reduced transformer capacity, has reduced once investment.Simultaneously owing to adopted three phase supply to eliminate the imbalance that the single-phase electricity calcining furnace causes to electrical network.
3, adopt the brick fuel circular arch to support the flue of pot type burner, batch can has been realized the best combination of two kinds of calcining manners.
Though 4, the little 100mm batch can of the minimum widith 360mm volume reducing that adopts more usually of batch can width 260mm heat conduction efficiency improved, can improve output 33% under the contrast.
5, adopt the material filling type sealing between three electrodes (19) and the furnace shell, improved the sealing of stove.
6, release single chamber cooler of tradition employing of six chamber coolers (16), the cooling effectiveness height, it is little to take up room, and can directly reduce whole furnace height.
7, the plate of discharge gate can be adjusted open amount arbitrarily, thereby has realized the stepless adjustment of withdrawal rate.
Claims (5)
1, have the calcining furnace of two kinds of calcining manners, it is characterized in that:
1., realize that the structure of first kind of calcining manners is known pot type burner, mainly comprise: heating quirk (1), tank skin (2), batch can (3), fugitive constituent overfall (4), the total road of fugitive constituent (5), air preheat road (14), starting chamber (6);
2., the structure that realizes second kind of calcining manners stretches into furnace shell by furnace shell (13), horizontal direction and is mutually three electrodes (19) of hexagonal angle and the electric calciner that stove is formed with transformer (24);
3., place the cooler (15) of bottom, have removal device (16).
2,, it is characterized in that some heating quirks (1) of pot type burner and tank skin are supported by the circular arch (9) of correspondence respectively according to the said calcining furnace of claim 1 with two kinds of calcining manners.
3,, it is characterized in that the junction of electrode (19) and furnace shell (13) is provided with sealing device (18) according to the said calcining furnace of claim 1 with two kinds of calcining manners.
4, it is characterized in that according to the said calcining furnace with two kinds of calcining manners of claim 1 cooler falls annular frustum cone structure in adopting just, outward, two round platforms are by water channel UNICOM radially, and thus the material chamber between two round platforms are divided into some equal portions.
5,, it is characterized in that supporting under circular arch (9) the arch angle of pot type burner transition and constitute circular furnace shell (13) and link to each other with electric calciner according to claim 1,2,3,4 said calcining furnaces with two kinds of calcining manners.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 88203944 CN88203944U (en) | 1988-03-04 | 1988-03-04 | Calcinator with two type of calcination |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 88203944 CN88203944U (en) | 1988-03-04 | 1988-03-04 | Calcinator with two type of calcination |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN88203944U true CN88203944U (en) | 1988-12-21 |
Family
ID=4838658
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 88203944 Withdrawn CN88203944U (en) | 1988-03-04 | 1988-03-04 | Calcinator with two type of calcination |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN88203944U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101571347B (en) * | 2008-04-29 | 2011-02-02 | 沈阳铝镁设计研究院 | Pulling plate operating device for pot-type carbon calciner |
| CN102538455A (en) * | 2012-03-06 | 2012-07-04 | 许继忠 | Pot-type calcining furnace |
-
1988
- 1988-03-04 CN CN 88203944 patent/CN88203944U/en not_active Withdrawn
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101571347B (en) * | 2008-04-29 | 2011-02-02 | 沈阳铝镁设计研究院 | Pulling plate operating device for pot-type carbon calciner |
| CN102538455A (en) * | 2012-03-06 | 2012-07-04 | 许继忠 | Pot-type calcining furnace |
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| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |