CN201748800U - Box-type alloy baking furnace - Google Patents
Box-type alloy baking furnace Download PDFInfo
- Publication number
- CN201748800U CN201748800U CN2010202684900U CN201020268490U CN201748800U CN 201748800 U CN201748800 U CN 201748800U CN 2010202684900 U CN2010202684900 U CN 2010202684900U CN 201020268490 U CN201020268490 U CN 201020268490U CN 201748800 U CN201748800 U CN 201748800U
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- heater
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- bell
- pull device
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Abstract
The utility model discloses a box-type alloy baking furnace, which relates to heating equipment in the smelting process of steel, and comprises a gas pipe system and an air duct system, and also comprises a rotating furnace lid system and an overturning furnace body system, wherein a furnace lid (6) of the rotating furnace lid system and rotating arms (4) are arranged together, and a push-pull device drives swinging arms (2) so as to drive the rotating arms to rotate; a furnace body (21) of the overturning furnace body system is driven by the push-pull device to overturn, and a furnace body back lid (22) hinged at the upper part of a side opening of the furnace body is closed and opened by a connecting rod (23) mechanism; the furnace lid corresponds to an upper opening of the furnace body, and the side opening of the furnace body is positioned at the outer side of the buckling part of the furnace lid and the furnace body; and the gas pipe system and the air duct system are positioned at the two sides of the rotating furnace lid system. The closing and opening of the furnace lid and the furnace body can be realized by the push-pull device, and the occupied space for melting steel is fully and reasonably used; and corresponding valves of the gas pipe system and the air duct system are adjusted, so that the combustion efficiency of gas is higher.
Description
Technical field
The utility model relates to the firing equipment in a kind of steel smelting procedure, is specifically related to a kind of being arranged on by the converter, a kind of box alloy baking stove that alloy material is heated.
Background technology
Existing steel mill can be smelted different trade mark iron and steel, and what of the alloy material composition that wherein contains in the iron and steel play a decisive role to the later stage trade mark of tapping, and different types of steel need different types of alloy material additive.In process for making, alloy material needs the crystallization water and free water in the alloy material have been sloughed in its baking before interpolation, and to its intensification, to guarantee out steel quality.The firing equipment that uses when traditional steel mill is made steel is single often, i.e. direct install combustion shower nozzle on the bigger alloy feed bin of build, but shortage of heat that the burning shower nozzle sprays or the heat skewness that ejects, make alloy material be heated inhomogeneous, gas-fired is incomplete, the one, easily cause the technical problems such as of poor quality, unstable properties of tapping; The 2nd, cause a large amount of CO, NO
XProduce contaminated environment Deng pernicious gas, more have CO to assemble and cause the fried cruelly danger of body of heater.And this on the alloy feed bin mode of install combustion shower nozzle direct baking alloy material, need to be equipped with feed bin, feed bin supporting burner, gas burning system, air feed system and smoke evacuation system or the like, structure is often huger, inconvenient operation, and easy break-down, potential safety hazard occurs.
Summary of the invention
Technical problem to be solved in the utility model provide a kind of possess automatically tumble, have temperature measuring, use flexibly, the high box alloy baking stove of baking efficient.
For achieving the above object, the utility model adopts technical scheme as described below:
A kind of box alloy baking stove comprises gas pipe system, air-line system, revolving burner convering system and upset system of bf body;
Described revolving burner convering system comprises frame, bell, turning arm and push-pull device at fixed; Frame is fixed on the base surface by foundation bolt, push-pull device at fixed lower end and frame bottom-hinged, and hinged rocking arm one end in push-pull device at fixed upper end, the rocking arm other end and upper rack connect firmly; The upper rack two ends are by the hinged turning arm of bearing block, bell are set below the turning arm;
Described upset system of bf body comprises grate, body of heater, body of heater bonnet, connecting rod and push-pull device at fixed; Grate is fixed on the base surface with revolving burner convering system sustained height by foundation bolt; Body of heater is set to structure top and a lateral opening, anterior hinged push-pull device at fixed upper end, body of heater lower surface, and rear portion, body of heater lower surface is articulated in grate upper end, body of heater open side upper articulation body of heater bonnet by the body of heater bearing block; Wherein, push-pull device at fixed lower end and grate bottom-hinged; The grate upper end connects firmly connecting rod holder one end with lower end, body of heater bearing block hinged place, and the connecting rod holder other end is by rod hinge connection body of heater bonnet;
The bell of described revolving burner convering system is corresponding to opening part above the body of heater of described upset system of bf body, and body of heater opening part side is positioned at the outside at bell and body of heater fastening place;
Described gas pipe system, air-line system are positioned at the both sides of described revolving burner convering system; Wherein the gas pipe system links to each other with the coal gas branch bypass duct of turning arm, and air-line system links to each other with the air branch bypass duct of turning arm; The coal gas branch bypass duct of turning arm and air divide friendship place of branch road manifold to be provided with burner.
Further, the push-pull device at fixed of described revolving burner convering system is set to the electricity hydraulic cylinder push rod that surges.
Further, the push-pull device at fixed of described upset system of bf body is set to the electricity hydraulic cylinder push rod that surges.
Further, the coal gas branch bypass duct of turning arm is provided with the hard butterfly valve of coal gas, and the air of turning arm divides branch road to be provided with the hard butterfly valve of air.
Further, box alloy baking stove also is provided with the Chang Minghuo system.
Further again, the bell of described revolving burner convering system is provided with thermocouple.
Be better implement the invention, be provided with capsule pressure gauge, repid cut-off valve, gas regulator, nitrogen in the described gas pipe system successively and purge interface and coal gas manual modulation valve.
Be better implement the invention, be provided with air blast, airduct control valve and air manual modulation valve on the described air-line system successively.
Owing to adopted aforesaid technical scheme, the utlity model has following beneficial effect:
1, according to on-the-spot needs, the revolving burner convering system of the box alloy baking stove of flexible arrangement the utility model and upset system of bf body; And after setting puts in place, by the push-pull device at fixed of revolving burner convering system and upset system of bf body self, realize the closed and unlatching of bell and body of heater, sufficiently and reasonably the space is taken up an area of in use steel-making.
2, be positioned at gas pipe system, the air-line system of revolving burner convering system both sides, by regulating corresponding valve, make coal gas and air reach uniform ratio, thereby make gas combustion efficiency higher, traditional baking gas-fired rate has only 60%, and novel baking alloying furnace efficiency of combustion is more than 95%, energy-conserving and environment-protective more.
3, this equipment is equipped with full robot control system(RCS) program, can make equipment realize the other and operated from a distance of machine by PLC, can be during the other manual operation of machine by baking requirements by control electrical control cubicles valve button in time adjusting or valve-off, can control the stoving time and the temperature of whole alloy material during operated from a distance by the heating curve program by automatic adjusting coal gas and air door size, after finishing, baking opens from the dynamic response bell, body of heater is tumbled, the beginning discharging.Be easier to staff operation, it toasts automatically and the process of adjusting, discharging more can embody the automatic management of the utility model equipment, intelligent structure operation.
4, the alarm that is provided with in the gas pipe system is reported to the police when detecting gas leak, and alarm signals to system program, and program is that quick closedown coal gas is cut chain reactions such as valve soon after making judgement.
Description of drawings
Fig. 1 is a work structuring schematic diagram under the utility model body of heater and the bell buckling state;
Fig. 2 is the vertical view of Fig. 1;
Fig. 3 is a work structuring schematic diagram under the utility model body of heater and the bell released state;
Fig. 4 is the structural representation of the utility model bell;
Fig. 5 is the vertical view of Fig. 4;
Fig. 6 is the structural representation of the utility model body of heater;
Fig. 7 is the vertical view of Fig. 6;
Among the figure:
1, pull bar; 2, rocking arm; 3, bearing block; 4, turning arm; 5, burner; 6, bell; 7, bell frame; 8, air manual modulation valve; 9, capsule pressure gauge; 10, repid cut-off valve; 11, gas regulator; 12, nitrogen purges interface; 13, coal gas manual modulation valve; 14, gas leak detector; 15, Chang Minghuo pipe assembly; 16, the hard butterfly valve of coal gas; 17, thermocouple; 18, air blast; 19, airduct control valve; 20, the hard butterfly valve of air; 21, body of heater; 22, body of heater bonnet; 23, connecting rod; 24, connecting rod holder; 25, body of heater bearing block; 26, grate; 27, pull bar.
The specific embodiment
Below in conjunction with accompanying drawing the utility model is explained further, be it should be noted that the utility model is not limited to following embodiment, open the purpose of this utility model is intended to protect all changes and improvements in the utility model scope.
The utility model alloy baking stove is mainly used in metallurgy industry, especially steel mill use the most extensive, below situation when cooperating steelmaking converter to use with the alloy baking stove specifically introduce.
In conjunction with Fig. 1, box alloy baking stove shown in Figure 2, comprise gas pipe system, air-line system, revolving burner convering system and upset system of bf body; The grate 26 of the bell frame 7 of revolving burner convering system and upset system of bf body is mounted on the base surface of sustained height, fixes by foundation bolt respectively; The bell 6 of described revolving burner convering system is corresponding to the top opening part of described upset system of bf body body of heater 21, and body of heater lateral opening place is positioned at the outside at bell 6 and body of heater 21 fastening places; Described gas pipe system, air-line system are positioned at the both sides of described revolving burner convering system; Wherein the gas pipe system links to each other with the coal gas branch bypass duct of revolving burner convering system turning arm, and air-line system links to each other with the air branch bypass duct of revolving burner convering system turning arm.Not take off fire in the equipment use flame-out in order to make, this equipment also along the gas pipe system disposition Chang Minghuo pipe assembly 15.
In conjunction with Fig. 4, revolving burner convering system shown in Figure 5, comprise bell frame 7, bell 6, turning arm 4 and electro-hydraulic servo pull bar hydraulic cylinder; Frame 7 is fixed on the base surface by foundation bolt, and electro-hydraulic servo pull bar hydraulic cylinder body lower end connects with frame 7 bottom-hinged, hinged rocking arm 2 one ends in electro-hydraulic servo pull bar hydraulic cylinder pull bar 1 upper end, and rocking arm 2 other ends and frame 7 tops connect firmly; Frame 7 both upper ends thereof are by bearing block 3 hinged turning arms 4, bell 6 are set below the turning arm 4.Revolving burner convering system both sides are provided with gas pipe system, air-line system, wherein be provided with capsule pressure gauge 9, repid cut-off valve 10, gas regulator 11 and nitrogen in the gas pipe system successively and purge interface 12, coal gas manual modulation valve 13 and coal gas hard disc valve 16, the gas pipe system links to each other with the coal gas branch bypass duct of turning arm; Also be provided with gas leak detector 14 in the gas pipe system; Be provided with air blast 18, airduct control valve 19, air manual modulation valve 8 and air hard disc valve 20 on the air-line system successively, air-line system links to each other with the air branch bypass duct of turning arm; The coal gas branch bypass duct of turning arm and air divide friendship place of branch road manifold to be provided with burner 5, can be according to the size of the oven burner quantity of arranging.Bell 6 is provided with thermocouple 17.
In conjunction with Fig. 6, upset system of bf body shown in Figure 7, comprise grate 26, body of heater 21, body of heater bonnet 22, connecting rod 23 and electro-hydraulic servo pull bar hydraulic cylinder; Grate 26 is fixed on the base surface with revolving burner convering system sustained height by foundation bolt; Body of heater 21 is set to structure top and a lateral opening, the anterior hinged electro-hydraulic servo pull bar hydraulic cylinder pull bar 27 in body of heater 21 lower surfaces, rear portion, body of heater 21 lower surface is articulated in grate 26 upper ends by body of heater bearing block 25, body of heater 21 open side upper articulation body of heater bonnets 22; Wherein, electro-hydraulic servo pull bar hydraulic cylinder body lower end and grate 26 bottom-hinged; The grate upper end connects firmly connecting rod holder 24 1 ends with lower end, body of heater bearing block hinged place, and connecting rod holder 24 other ends are by connecting rod 23 hinged body of heater bonnets 22.Be equipped with refractory fibre or heat-barrier material liner in the body of heater 21, when high-temperature baking, can protect body of heater external equipment and staff's safety.
In conjunction with box alloy baking stove shown in Figure 1,, in body of heater 21, add alloy material in bell 6 openings, feeding system is by the workshop overhead traveling crane or by the conveyer belt autofeed, automatical feeding system is sent material to elephant trunk, is flowed directly in the baking body of heater so far reinforced finishing by elephant trunk; The electro-hydraulic servo pull bar hydraulic cylinder of revolving burner convering system stretches out, and bell 6 begins to fall under the driving of pull bar 1, prepares before carrying out burning with body of heater 21 closures; Open the Chang Minghuo system in advance, light the Chang Minghuo flame; Connect Circuits System, air blast 18 is started working, the repid cut-off valve 10 that turns on the gas-fire, gas regulator 11 and airduct control valve 19; Coal gas divides branch line by the coal gas that the pipeline assembly enters turning arm 4, enters burner 5 by the hard butterfly valve 16 of coal gas again and starts working; Simultaneously air also enters the hard butterfly valve of air 20 places by the air hose assembly through the air branched line of turning arm 4 and flows in the burner 5 again, mixing back flame in burner 5 sprays perpendicular to alloy material at a high speed, squeeze in the stove by blast during gas-fired, begin alloy material is heated; Automatically regulate coal gas amount and air quantity size by gas regulator 11 and airduct control valve 19; Wherein, air manual modulation valve 8 and coal gas manual modulation valve 13 play the fine setting effect of air inflow.
This equipment is in use if gas pressure is low, phenomenons such as gas leak, and capsule pressure gauge 9 and gas leak detector 14 will send signal, to making Circuits System fast shut-off main valve, to prevent gas leak; If blower fan current overload in addition, the entire circuit system also alarm condition can occur, so that remind the relevant matters of operating personnel's fast processing, makes the use safe ready.
In conjunction with box alloy baking stove shown in Figure 3, after the alloy material baking finishes, the electro-hydraulic servo pull bar hydraulic cylinder withdrawal of revolving burner convering system, pull bar 1 shrinks, by 4 rotations of rocking arm 2 driven rotary arms, carry out transposition thereby drive bell 6, bell 6 bodies of heater 21 break away from buckling state; The electro-hydraulic servo pull bar hydraulic cylinder of upset system of bf body stretches out, and drives body of heater 21 upsets, and owing to the linkage principle, connecting rod 23 will be pushed body of heater bonnet 22 open, reach certain angle simultaneously, and alloy material will glide automatically, fall into the hopper of getting ready in advance.
Because alloy material is worked under air-tight state in bake process all the time, adds the uniform pro rate of air feed system and coal gas system, makes that the efficiency of combustion of coal gas is higher, has reached more than 95%, has significantly reduced CO and NO
xGas purging makes equipment use safer, environmental protection.And squeeze in the stove by blast, the flame that sprays perpendicular to alloy material can penetrate alloy material and make temperature moment lifting in the whole body of heater at a high speed, just can be warming up in tens minutes more than 500 degree, has improved original alloying furnace programming rate and has waited problem slowly.
Claims (8)
1. a box alloy baking stove comprises gas pipe system, air-line system, it is characterized in that: also comprise revolving burner convering system and upset system of bf body;
Described revolving burner convering system comprises bell frame (7), bell (6), turning arm (4) and push-pull device at fixed; Bell frame (7) is fixed on the base surface by foundation bolt, push-pull device at fixed lower end and bell frame (7) bottom-hinged, and hinged rocking arm (2) one ends in push-pull device at fixed upper end, rocking arm (2) other end and bell frame (7) top connect firmly; Bell frame (7) both upper ends thereof is by the hinged turning arm of bearing block (3) (4), bell (6) is set below the turning arm (4);
Described upset system of bf body comprises grate (26), body of heater (21), body of heater bonnet (22), connecting rod (23) and push-pull device at fixed; Grate (26) is fixed on the base surface with revolving burner convering system sustained height by foundation bolt; Body of heater (21) is set to structure top and a lateral opening, anterior hinged push-pull device at fixed upper end, body of heater (21) lower surface, body of heater (21) rear portion, lower surface is articulated in grate (26) upper end, body of heater (21) open side upper articulation body of heater bonnet (22) by body of heater bearing block (25); Wherein, push-pull device at fixed lower end and grate (26) bottom-hinged; The grate upper end connects firmly connecting rod holder (24) one ends with lower end, body of heater bearing block hinged place, and connecting rod holder (24) other end is by the hinged body of heater bonnet of connecting rod (23) (22);
The bell of described revolving burner convering system (6) is corresponding to opening part above the body of heater (21) of described upset system of bf body, and body of heater opening part side is positioned at the outside at bell (6) and body of heater (21) fastening place;
Described gas pipe system, air-line system are positioned at the both sides of described revolving burner convering system; Wherein the gas pipe system links to each other with the coal gas branch bypass duct of turning arm (4), and air-line system links to each other with the air branch bypass duct of turning arm (4); The coal gas branch bypass duct of turning arm and air divide friendship place of branch road manifold to be provided with burner (5).
2. box alloy baking stove according to claim 1 is characterized in that: the push-pull device at fixed of described revolving burner convering system is set to the electricity hydraulic cylinder push rod that surges.
3. box alloy baking stove according to claim 1 is characterized in that: the push-pull device at fixed of described upset system of bf body is set to the electricity hydraulic cylinder push rod that surges.
4. box alloy baking stove according to claim 1 is characterized in that: the coal gas branch bypass duct of described turning arm is provided with the hard butterfly valve of coal gas (16), and the air of described turning arm divides branch road to be provided with the hard butterfly valve of air (20).
5. box alloy baking stove according to claim 1 is characterized in that: described box alloy baking stove also is provided with the Chang Minghuo system.
6. box alloy baking stove according to claim 1 is characterized in that: the bell of described revolving burner convering system is provided with thermocouple (17).
7. box alloy baking stove according to claim 1 is characterized in that: be provided with capsule pressure gauge (9), repid cut-off valve (10), gas regulator (11), nitrogen in the described gas pipe system successively and purge interface (12) and coal gas manual modulation valve (13).
8. box alloy baking stove according to claim 1 is characterized in that: be provided with air blast (18), airduct control valve (19) and air manual modulation valve (8) on the described air-line system successively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202684900U CN201748800U (en) | 2010-07-23 | 2010-07-23 | Box-type alloy baking furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202684900U CN201748800U (en) | 2010-07-23 | 2010-07-23 | Box-type alloy baking furnace |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201748800U true CN201748800U (en) | 2011-02-16 |
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ID=43583474
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010202684900U Expired - Fee Related CN201748800U (en) | 2010-07-23 | 2010-07-23 | Box-type alloy baking furnace |
Country Status (1)
| Country | Link |
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| CN (1) | CN201748800U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102830007A (en) * | 2012-09-17 | 2012-12-19 | 洛阳特耐实验设备有限公司 | Sample crucible swinging, sample pouring and conveying device of automatic fusion machine |
| CN106643162A (en) * | 2016-10-12 | 2017-05-10 | 安徽贝意克设备技术有限公司 | Rotatable test tube type furnace loaded with plasma enhancement function |
| CN107574283A (en) * | 2017-09-21 | 2018-01-12 | 洛阳沃达节能科技有限公司 | A kind of off-line type scrap heating system |
| CN107653356A (en) * | 2017-09-21 | 2018-02-02 | 洛阳沃达节能科技有限公司 | A kind of rotary scrap heating system |
| CN109357540A (en) * | 2018-09-30 | 2019-02-19 | 四川德胜集团钒钛有限公司 | A kind of online baking control system of steel-smelting alloy |
-
2010
- 2010-07-23 CN CN2010202684900U patent/CN201748800U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102830007A (en) * | 2012-09-17 | 2012-12-19 | 洛阳特耐实验设备有限公司 | Sample crucible swinging, sample pouring and conveying device of automatic fusion machine |
| CN106643162A (en) * | 2016-10-12 | 2017-05-10 | 安徽贝意克设备技术有限公司 | Rotatable test tube type furnace loaded with plasma enhancement function |
| CN107574283A (en) * | 2017-09-21 | 2018-01-12 | 洛阳沃达节能科技有限公司 | A kind of off-line type scrap heating system |
| CN107653356A (en) * | 2017-09-21 | 2018-02-02 | 洛阳沃达节能科技有限公司 | A kind of rotary scrap heating system |
| CN107574283B (en) * | 2017-09-21 | 2019-04-09 | 洛阳沃达节能科技有限公司 | A kind of off-line type scrap heating system |
| CN109357540A (en) * | 2018-09-30 | 2019-02-19 | 四川德胜集团钒钛有限公司 | A kind of online baking control system of steel-smelting alloy |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110216 Termination date: 20160723 |