CN201068403Y - Multi-transformer series connection graphitizing furnace - Google Patents
Multi-transformer series connection graphitizing furnace Download PDFInfo
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- CN201068403Y CN201068403Y CNU2007200961269U CN200720096126U CN201068403Y CN 201068403 Y CN201068403 Y CN 201068403Y CN U2007200961269 U CNU2007200961269 U CN U2007200961269U CN 200720096126 U CN200720096126 U CN 200720096126U CN 201068403 Y CN201068403 Y CN 201068403Y
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- transformer
- graphitizing
- transformers
- furnace wall
- graphitizing furnaces
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Abstract
The utility model relates to a graphitizing furnace connected with a plurality of voltage transformers in series, which belongs to the graphitization technical field. The multiple voltage transformer serial connection graphitizing furnace comprises voltage transformers, a furnace wall, a conducting electrode passing through the furnace wall, a conducting plate, and a power transmission bus, wherein, the conducting electrode passing through the furnace wall is mutually connected with the power transmission bus through the conducting plate, a graphite electrode adopts an inner serial type structure, a plurality of voltage transformers are provided, and a plurality of voltage transformers are respectively connected with a plurality of graphitizing furnaces under the control of a switch. The utility model has the advantages that the power self-consumption is low, the preheating time for product power transmission is long, the production cost is low, the adjustment is convenient, the operation is secure and reliable, the production efficiency is high, etc.
Description
Technical field
The utility model belongs to the greying technical field, particularly relates to a kind of multiple transformers cascade graphitizing furnaces.
Background technology
At present, the greying engineering all is that the mode that adopts a transformer to join several graphitizing furnaces is built, and purpose is to improve the greying output of single transformer.Utilize greying short heat-up time, the graphitization technique characteristics that cooling time is long, the cooling period after a graphitizing furnace electrically heated, send electrically heated to other graphitizing furnaces respectively, reach the purpose that improves transformer utilization factor.
Because it is more and more nervous that electricity price progressively improves with raw material supply, it is wideer that the starting material parameter also becomes, and some raw material that is not suitable for 3000 degree graphitization processing also has been used.Along with the variation of extraneous objective condition, two big problems that aforesaid way exists progressively manifest, and the utilization ratio that they have reduced transformer has greatly strengthened production cost.
Transformer is big more, and its consumable is big more, and in 85% the low power stage in graphitization technique, power demand is less than 35% of transformer rated output, and the consumable of transformer is indeclinable, therefore, has wasted many electricity charge, has increased cost.
The material of material is poor more, and the sulphur content height send the electrical pre-heating time long more.Send the electrical pre-heating time long more, the output of transformer is low more.At present, the required electric power feeding time of the material that has reaches, even the electric power feeding time 100% that is above standard.Thereby, force turnout to reduce by 50%.
Exist the technological deficiency that above two factors have a strong impact on output and cost in the prior art.
Summary of the invention
The above-mentioned defective that the utility model exists for the solution known technology, and a kind of multiple transformers cascade graphitizing furnaces is provided.
The utility model purpose provide a kind of transformer from little power consumption, can increase the multiple transformers cascade graphitizing furnaces of product production.
The utility model solves described technical problem and takes following technical scheme to realize:
The multiple transformers cascade graphitizing furnaces, comprise transformer, furnace wall, pass conductive electrode, conducting plates and the transmission of electricity bus of furnace wall, the conductive electrode that passes furnace wall is connected with the transmission of electricity bus by conducting plates, Graphite Electrodes is the inner series structure, its number transformer is many, many transformers are connected with many graphitizing furnaces respectively under on-off control.
The utility model solve the technical problem also can take following technical measures further to realize:
Aforesaid multiple transformers cascade graphitizing furnaces, wherein, number transformer is the 2-6 platform.
Aforesaid multiple transformers cascade graphitizing furnaces, wherein, the galvanic current switch is equipped with in transformer combination loop.
Aforesaid multiple transformers cascade graphitizing furnaces, wherein, transformer efficiency is 3000-16000KW.
Aforesaid multiple transformers cascade graphitizing furnaces, wherein, graphitizing furnace is a unit stove array configuration, there is the partiting thermal insulation wall centre.
Aforesaid multiple transformers cascade graphitizing furnaces, wherein, described conductive electrode is the composite conducting electrode, conductive electrode two ends or one end are equipped with pressurizing device.
Advantage that the utlity model has and positively effect:
By above technical scheme as can be known, the utility model has following advantage at least under the structure configuration of excellence:
The utility model has reduced the electricity charge of transformer consumable in the low power stage; Increase product and sent the time utilized of electrical pre-heating, and then improved product production, reduced production cost.The utlity model has easy to adjust, security, reliability and production efficiency advantages of higher.
Description of drawings
Fig. 1 is the utility model one-piece construction synoptic diagram.
Embodiment
Below in conjunction with accompanying drawing and preferred embodiment, embodiment, structure, feature and effect thereof that foundation the utility model is provided, describe in detail as after.
As shown in Figure 1.
Two transformer cascade graphitizing furnaces, comprise transformer, furnace wall 8, pass conductive electrode 5, conducting plates 4 and the transmission of electricity bus 2 of furnace wall, the bus 9 of transmitting electricity, transmission of electricity bus 10, the conductive electrode 5 that passes furnace wall is connected with transmission of electricity bus 2,9 by conducting plates 4, Graphite Electrodes 7 is the inner series structure, its transformer 1, transformer 11 quantity are two, two transformers 1 and transformer 11 are connected with many graphitizing furnaces respectively under on-off control.Graphitizing furnace is a unit stove array configuration, and there is partiting thermal insulation wall 6 centre.Conductive electrode 5 is the composite conducting electrode, and pressurizing device 3 is equipped with at conductive electrode 5 two ends.Transformer 1 and transformer 11 combined loop are equipped with galvanic current K switch 1, K2, K3 and K4.Transformer 1 and transformer 11 power are 8000KW.
Its principle of work is: adopt two transformers that many graphitizing furnaces are carried out greying processing.An original high-power transformer is divided into two wattage transformers, during low power, these two small transformers send electrically heated to two graphitizing furnaces simultaneously, when high-power, again two small transformers are merged, every the graphitizing furnace good to preheating carries out that greying is high-power to be sent.
Concrete working process:
Warm: Closing Switch K1 opens K switch 2, and then transformer 1 is realized the preheating of graphitizing furnace 12 by transmission of electricity bus 2, transmission of electricity bus 9, conducting plates 4, conductive electrode 5, heating Graphite Electrodes 7.Equally, Closing Switch K4 opens K switch 3, and then transformer 11 is realized the preheating of graphitizing furnace 13 by transmission of electricity bus 10, transmission of electricity bus 9, conducting plates, conductive electrode, heating Graphite Electrodes.
High-power heat-processed: Closing Switch K1, K2, open K switch 3, K4, the adjusting on-load voltage regulating switch boosts, then transformer 1 and transformer 11 are realized the high temperature graphitization heating of graphitizing furnace 12 by transmission of electricity bus 2, transmission of electricity bus 9, conducting plates 4, conductive electrode 5, high-power heating Graphite Electrodes 7.Equally, Closing Switch K3, K4 open K switch 1, K2, regulate on-load voltage regulating switch and boost, and then transformer 1 and transformer 11 are realized the preheating of graphitizing furnace 13 by transmission of electricity bus 10, transmission of electricity bus 9, conducting plates, conductive electrode, heating Graphite Electrodes.
Adopt this mode,, reduced the electricity charge of transformer consumable in the low power stage; Increase product and sent the time utilized of electrical pre-heating, and then improved product production, reduced production cost.
Claims (6)
1. multiple transformers cascade graphitizing furnaces, comprise transformer, furnace wall (8), pass conductive electrode (5), the conducting plates (4) of furnace wall and the bus (2,9) of transmitting electricity, the conductive electrode (5) that passes furnace wall is connected with transmission of electricity bus (2,9) by conducting plates (4), Graphite Electrodes (7) is the inner series structure, it is characterized in that: transformer (1,11) quantity is many, many transformers (1,11) are connected with many graphitizing furnaces respectively under on-off control.
2. multiple transformers cascade graphitizing furnaces according to claim 1 is characterized in that: transformer (1,11) quantity is the 2-6 platform.
3. multiple transformers cascade graphitizing furnaces according to claim 1 is characterized in that: transformer (1,11) combined loop is equipped with the galvanic current switch.
4. multiple transformers cascade graphitizing furnaces according to claim 1 is characterized in that: transformer (1,11) power is 3000-16000KW.
5. multiple transformers cascade graphitizing furnaces according to claim 1 is characterized in that: graphitizing furnace is a unit stove array configuration, and there is partiting thermal insulation wall (6) centre.
6. multiple transformers cascade graphitizing furnaces according to claim 1 is characterized in that: described conductive electrode (5) is the composite conducting electrode, and conductive electrode (5) two ends or one end are equipped with pressurizing device (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200961269U CN201068403Y (en) | 2007-05-29 | 2007-05-29 | Multi-transformer series connection graphitizing furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200961269U CN201068403Y (en) | 2007-05-29 | 2007-05-29 | Multi-transformer series connection graphitizing furnace |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201068403Y true CN201068403Y (en) | 2008-06-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2007200961269U Expired - Fee Related CN201068403Y (en) | 2007-05-29 | 2007-05-29 | Multi-transformer series connection graphitizing furnace |
Country Status (1)
| Country | Link |
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| CN (1) | CN201068403Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106115682A (en) * | 2016-08-13 | 2016-11-16 | 介休市志尧碳素有限公司 | A kind of inner bunch graphitization furnace apparatus and power transmission method thereof |
-
2007
- 2007-05-29 CN CNU2007200961269U patent/CN201068403Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106115682A (en) * | 2016-08-13 | 2016-11-16 | 介休市志尧碳素有限公司 | A kind of inner bunch graphitization furnace apparatus and power transmission method thereof |
| CN106115682B (en) * | 2016-08-13 | 2018-04-24 | 介休市志尧碳素有限公司 | A kind of inner bunch graphitization furnace apparatus and its power transmission method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| DD01 | Delivery of document by public notice |
Addressee: Cai Suwei Document name: Notification of Termination of Patent Right |
|
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20080604 Termination date: 20090629 |