CN2926255Y - Cased heat-treatment furnace for long steel plate - Google Patents
Cased heat-treatment furnace for long steel plate Download PDFInfo
- Publication number
- CN2926255Y CN2926255Y CN 200620043319 CN200620043319U CN2926255Y CN 2926255 Y CN2926255 Y CN 2926255Y CN 200620043319 CN200620043319 CN 200620043319 CN 200620043319 U CN200620043319 U CN 200620043319U CN 2926255 Y CN2926255 Y CN 2926255Y
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- furnace
- steel plate
- long steel
- heat treatment
- treatment furnace
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Abstract
The utility model relates to a box-type heat treatment furnace applied to heating the long steel plate evenly, mainly solving the technical problems of that the existing heat treatment furnace can not be applied to long steel plate directly and evenly. The utility model includes a furnace body, a furnace shell, a furnace door, a thermocouple and a controller. The furnace length matches the long steel plate. More than one layer of rolling rolls which can move backward and forward is set up in the furnace. The rolling rolls are connected by chains and driven by servo motors. Furnace doors are arranged at both ends of the furnace; and air deflectors are positioned above the rolling rolls in the furnace, while a thermal delivery device, a cooling fan, a thermal circling fan are positioned on the surface of the furnace shell. The heat delivery device and the thermal cycling fan are arranged in the duct at both ends of the furnace shell surface and connected with the furnace; a plurality of cooling fans are arranged in the furnace shell wind road between the heat delivery device and thermal cycling fan and connected with the furnace. The heat delivery device includes electric wire and a strong convection cycle blower, which is arranged above the electric wire. The controller and the thermocouple are arranged on the side of the furnace. The utility model is mainly applied to stimulated coiling steel plate and heat treatment of large-sized sheet metal.
Description
Technical field: the utility model relates to a kind of heat treatment furnace, but the box heat treatment furnace of long steel plate of the long steel plate of particularly a kind of even heating.
Background technology: for all kinds of coils of hot-rolled steel that adopt the controlled rolling and controlled cooling technology to produce, before producing greatly, the simulation of the general chamber that all can experimentize is batched experiment and is simulated the production technique of coiled sheet production scene, guarantees that batching of controlled rolling and controlled cooling coiled sheet can satisfy technical requirements.The general employing heat-treatment of annealing stove that batches of laboratory simulation steel plate carries out, reach the process of cooling of simulated field hot-rolled sheet coil by control Heating temperature and speed of cooling, promptly final coiling temperature is determined in the modeling effort of chamber by experiment, outputs to situ production as control process parameters.At present, the laboratory carried out the coiler plate simulated experiment is general adopts box heat-treatment of annealing stove, the steel plate after the hot rolling is put in the heat treatment furnace after the physical length of heat-treatment of annealing stokehold according to heat treatment furnace is divided into some branches entering.The base plate that is used for placing steel plate in this heat treatment furnace generally all is a non-moving type, owing to there is not running gear, it is very inconvenient to operate.Heat treatment furnace generally can only be placed one deck steel plate, so the burner hearth capacity is generally little, steel plate cools and puts into to be needed to be cut into sample through sheet shears before the burner hearth and just can put into.This operating method not only prolongs the operating time, and influence is to the temperature control of steel plate.And because steel plate is placed directly on the interior drop-bottom of stove, and this in addition annealing furnace generally is not equipped with devices such as hot air circulation and cooling blower, the circulation of internal heat is inhomogeneous, also influences the accurate shape property of the simulation process of steel plate.
Summary of the invention: the purpose of this utility model provides a kind of box heat treatment furnace of long steel plate that many long steel plates are directly packed into heat treatment furnace and can be controlled heating, speed of cooling and guarantee process uniformity.Solve mainly that existing heat treatment furnace can't directly be handled long steel plate and to the uncontrollable technical problem of process uniformity.
The technical solution of the utility model is: the box heat treatment furnace of a kind of long steel plate, comprise body of heater, furnace shell, fire door, thermopair and controller, body of heater length and long steel plate coupling, the above rolling roller of one deck is set in burner hearth, connect by chain gear between the rolling roller, rolling roller connect servomotor and by driving; Be respectively arranged with fire door at the body of heater two ends, in burner hearth, be provided with pod above the rolling roller, be provided with at the furnace shell upper surface and send thermic devices, cold blast engine, thermal circulation fan, sending thermic devices and thermal circulation fan to be provided with in the air channel, furnace shell upper surface two ends and with burner hearth is communicated with, a plurality of cold blast engines are arranged in the furnace shell air channel of sending between thermic devices and the thermal circulation fan and with burner hearth and are communicated with, the described thermic devices of sending comprises strong convection recirculation blower and nichrome wire, the strong convection recirculation blower is arranged on the nichrome wire top, and controller and thermopair are arranged on the body of heater sidepiece.
The beneficial effects of the utility model are: by adopting the box controlled heat treatment furnace of long steel plate, not only once simulate many steel plate technologies, and steel plate places on the roller-way, rolling roller moves the even heating needs that help heating steel plateelement.In conjunction with hot blast control soaking and cold blast engine controlled chilling, can guarantee even heating and cooling in the burner hearth, avoid conventional heat treatment furnace will simulate workpiece and directly place the heating and cooling that cause on the drop-bottom inhomogeneous, guaranteed the accuracy of analog roll taking technique.
Description of drawings:
Fig. 1 is the utility model structural representation front view
Fig. 2 is the utility model structural representation vertical view
Fig. 3 is the utility model structural representation right view
Among the figure: the 1-body of heater, the 2-fire door, the 3-furnace shell, 4-send thermic devices, 5-pod, 6-cold blast engine, 7-thermal circulation fan, 8-steel plate, 9-rolling roller, 10-controller, 11-chain, 12-servomotor, 13-thermopair.
Embodiment: with reference to Fig. 1,2,3, the box heat treatment furnace of a kind of long steel plate, comprise body of heater 1, furnace shell 3, fire door 2, thermopair 13 and controller 10, be respectively arranged with fire door 2 at body of heater 1 two ends, body of heater 1 length and long steel plate coupling, two-layer rolling roller 9 is set in burner hearth, is in transmission connection by chain 11 between the rolling roller, rolling roller 9 connect servomotors 12 and by driving; In burner hearth, be provided with pod 5 above the rolling roller, be provided with at the furnace shell upper surface and send thermic devices 4, cold blast engine 6, thermal circulation fan 7, sending thermic devices 4 and thermal circulation fan 7 to be provided with in the air channel, furnace shell upper surface two ends and with burner hearth is communicated with, a plurality of cold blast engines 6 are arranged in the furnace shell air channel of sending between thermic devices and the thermal circulation fan and with burner hearth and are communicated with, the described thermic devices 4 of sending comprises strong convection recirculation blower and nichrome wire, the strong convection recirculation blower is arranged on the nichrome wire top, and controller 10 and 3 thermopairs 13 are arranged on body of heater 1 sidepiece.The day Benshen port PC sequence controller that controller selects for use day China soleagent of Benshen port (SHINKO) company and technical service center to provide, thermopair is connected with controller.Ingress at rolling roller is provided with gatherer, and long steel plate 8 is sent on the rolling roller 9 by gatherer, and rolling roller can positive and negatively move during heating, can prevent the roller-way distortion, and uniform temperature.The rolling roller two ends are provided with the position interlock switch, and guaranteeing to move is to come and go to carry out.Described gatherer is a hydraulic lifting stand, is provided with the power transfer roller on stand, when long steel plate enters heat treatment furnace, by adjusting the lifting table height and entering in the process furnace by the roller-way on the stand.Present 50 kw of power can guarantee 750 ℃ of requirement of experiment, further improve heating power after, top temperature can reach 1000 ℃.Maximum science and engineering part is of a size of: 3500 * 420 * 25mm, by three sections heating temperature controls, temperature control precision reaches ± 1 ℃, in the stove temperature control homogeneity reach≤8～10 ℃.
Experimentation: in advance coiler furnace is heated and be incubated according to the experiment design temperature.After the surface temperature that requires to reach certain according to laminar flow cooling technology through rolling steel plate, by the moving transmission rig of the roller on the rolling line be sent to can lifting gatherer.Open fire door 2 rapidly, will be heated steel plate 8 by the transfer roller on the lifting stand and send on the rolling roller 9 of process furnace.Close upper furnace door rapidly, open servomotor 12 switches that controller 10 and control track move, steel plate is moved back and forth in orbit, carry out temperature control and cooling simultaneously.According to the control process of setting, by sending the acting in conjunction of thermic devices 4, pod 5, cold blast engine 6 and thermal circulation fan 7, guarantee that temperature is cooled off according to the technique initialization requirement in the stove, finish analog roll taking technique process.According to the modeling effort requirement, if only carry out spiral-plate heating, then start one deck track chain drive switch wherein, servomotor drives chain 11 and get final product, moves and can open multilayer simultaneously and refine the transmission switch if carry out multilayer simultaneously.Finish simulation according to processing requirement and can adopt after batching cooling system to quicken cooling and open fire door, open the chain drive switch, steel plate is withdrawed from process furnace can carry out following process behind the lifting stand and check.
Claims (4)
1, the box heat treatment furnace of a kind of long steel plate comprises body of heater, furnace shell, fire door, thermopair and controller, it is characterized in that, body of heater length and long steel plate coupling, the above rolling roller of one deck is set in burner hearth, connects by chain gear between the rolling roller, rolling roller connect servomotor and by driving.
2, the box heat treatment furnace of a kind of long steel plate according to claim 1 is characterized in that, is respectively arranged with fire door at the body of heater two ends.
3, the box heat treatment furnace of a kind of long steel plate according to claim 1 is characterized in that, roller-way can back and forth movement in the body of heater.
4, the box heat treatment furnace of a kind of long steel plate according to claim 1, it is characterized in that, in burner hearth, be provided with pod above the rolling roller, be provided with at the furnace shell upper surface and send thermic devices, cold blast engine, thermal circulation fan, sending thermic devices and thermal circulation fan to be provided with in the air channel, furnace shell upper surface two ends and with burner hearth is communicated with, a plurality of cold blast engines are arranged in the furnace shell air channel of sending between thermic devices and the thermal circulation fan and with burner hearth and are communicated with, the described thermic devices of sending comprises strong convection recirculation blower and nichrome wire, the strong convection recirculation blower is arranged on the nichrome wire top, and controller and thermopair are arranged on the body of heater sidepiece.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620043319 CN2926255Y (en) | 2006-06-28 | 2006-06-28 | Cased heat-treatment furnace for long steel plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620043319 CN2926255Y (en) | 2006-06-28 | 2006-06-28 | Cased heat-treatment furnace for long steel plate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2926255Y true CN2926255Y (en) | 2007-07-25 |
Family
ID=38280496
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200620043319 Expired - Lifetime CN2926255Y (en) | 2006-06-28 | 2006-06-28 | Cased heat-treatment furnace for long steel plate |
Country Status (1)
| Country | Link |
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| CN (1) | CN2926255Y (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102261842A (en) * | 2011-02-17 | 2011-11-30 | 湖南晟通科技集团有限公司 | Method for improving thermal efficiency of heating furnace |
| CN104697333A (en) * | 2015-02-03 | 2015-06-10 | 杭州金舟科技股份有限公司 | Bi-functional uniform heating device for implementing thermal convection and secondary radiation |
| CN108716857A (en) * | 2018-07-26 | 2018-10-30 | 青岛海源实业有限公司 | A kind of layering burner hearth Liftable type multilayer resistance-heated furnace |
| CN108858924A (en) * | 2018-09-10 | 2018-11-23 | 南京永亮炉业有限公司 | A kind of pre-add hot stove |
-
2006
- 2006-06-28 CN CN 200620043319 patent/CN2926255Y/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102261842A (en) * | 2011-02-17 | 2011-11-30 | 湖南晟通科技集团有限公司 | Method for improving thermal efficiency of heating furnace |
| CN104697333A (en) * | 2015-02-03 | 2015-06-10 | 杭州金舟科技股份有限公司 | Bi-functional uniform heating device for implementing thermal convection and secondary radiation |
| CN108716857A (en) * | 2018-07-26 | 2018-10-30 | 青岛海源实业有限公司 | A kind of layering burner hearth Liftable type multilayer resistance-heated furnace |
| CN108716857B (en) * | 2018-07-26 | 2024-04-19 | 青岛海源碳烯铝合金新材料科技有限公司 | Layered hearth lifting type multilayer resistance heating furnace |
| CN108858924A (en) * | 2018-09-10 | 2018-11-23 | 南京永亮炉业有限公司 | A kind of pre-add hot stove |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20070725 |
|
| EXPY | Termination of patent right or utility model |