CN102564140A - Device for feeding materials from rear part of furnace for electric furnace - Google Patents
Device for feeding materials from rear part of furnace for electric furnace Download PDFInfo
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- CN102564140A CN102564140A CN2011104406716A CN201110440671A CN102564140A CN 102564140 A CN102564140 A CN 102564140A CN 2011104406716 A CN2011104406716 A CN 2011104406716A CN 201110440671 A CN201110440671 A CN 201110440671A CN 102564140 A CN102564140 A CN 102564140A
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Abstract
The invention discloses a device for feeding materials from the rear part of a furnace for an electric furnace. The device comprises a feeding carriage, a work bin and a work bin driving mechanism, wherein the feeding carriage can move along a platform at the rear part of the furnace; the work bin is hinged to the upper end of the feeding carriage; a material inlet and a material outlet are formed in the work bin; and the work bin driving mechanism is used for driving the work bin to rotate around the front end of the feeding carriage. When the device works, the materials required to be fed enter the work bin from the material inlet; the feeding carriage is used for conveying the work bin to the feeding part along the platform at the rear part of the furnace; the work bin driving mechanism is used for driving the work bin to rotate around the front end of the feeding carriage; and at the same time, the materials can enter the feeding part from the material outlet, so that the material fed from the rear part of the furnace in the electric furnace is finished. When the device for feeding the material from the rear part of the furnace is used for feeding the material from the rear part of the furnace, workers convey bulk materials to the feeding part through the work bin conveying mechanism by controlling the work states of the feeding carriage and the work bin driving mechanism, thereby avoiding the contact between the workers and the adverse environment of the platform at the rear part of the furnace during manual direct feeding and further reducing the hazard to body health of the workers caused by the feeding from the rear part of the furnace in the electric furnace.
Description
Technical field
The present invention relates to metallurgical technology field, relate in particular to feeding device behind a kind of stove of electric furnace.
Background technology
Along with the continuous development of industrial economy, metallurgy industry shared proportion in whole industrial circle improves year by year.In metallurgical technology field, electric furnace is comparatively common metallurgical equipment.
When utilizing electric furnace steel making, the molten steel after the thawing gets into steel ladle and is called tapping, usually need in molten steel, add materials such as alloy material, slag former and deoxidier according to the smelting requirements of steel grade after the tapping, and this process is fed in raw material after being called stove.At present; The materials such as alloy material, slag former and deoxidier of the required adding in tapping back use crane gear such as driving to hang in the steel ladle usually; The special-purpose feeding device also capable of using high hopper of packing into then through vibration material feeding and meausring apparatus, adds in the steel ladle through charge pipe.But; In actual production process; Usually run into materials such as slag former in bulk or deoxidier and need add in the steel ladle, and material in bulk can't add in the steel ladle through common equipments such as feed bin feeding devices, the artificial mode of therefore general employing adds loose unpacked material in tapping process.
Continuous increase along with the electric furnace heat size; The kind of the material of required adding and quantity also increase thereupon in the molten steel; And the time that tapping process continued is shorter usually, and the temperature of stove rear platform is higher in the tapping process, flue dust is bigger, is prone to phenomenons such as molten steel splashes when reinforced; Make that workman's work situation is comparatively abominable, the harm bigger to workman's healthy generation.
On the other hand, artificial employed when adding material to add material container less, and number of operations is more, causes operating efficiency lower.And there is certain error rate in the order of hand stock, can't satisfy technological requirement well, and product quality is produced harmful effect.
In sum, how to reduce that reinforced process has become the technical barrier that those skilled in the art needs to be resolved hurrily to workman's healthy harm behind the electric furnace stove.
Summary of the invention
The purpose of this invention is to provide feeding device behind a kind of stove of electric furnace, this device has reduced behind the electric furnace stove reinforced process to workman's healthy harm.
In order to realize the foregoing invention purpose, the present invention provides following technical scheme:
Feeding device behind a kind of stove of electric furnace; This device comprises the stack pallet that can move along the stove rear platform, is articulated in the hopper of said stack pallet upper end and drives said hopper around the hopper driving mechanism that said stack pallet front end rotates, and has material inlet and material outlet on the said hopper.
Preferably, said hopper is a cuboid, and said material inlet is arranged at said hopper upper end, and said material outlet is arranged at said hopper front end.
Preferably, have the hopper door on the said material outlet, the upper end of said hopper door and said hopper are hinged.
Preferably, it is hinged that said hopper door passes through door bolt and keeper and said hopper.
Preferably, also comprise charging basket, said charging basket is arranged at top, reinforced place, and said stack pallet is when being positioned at end of travel, and said material outlet is relative with said charging basket upper end.
Preferably, also comprise material diversion mechanism, said material diversion mechanism is connected between said charging basket and the said reinforced place.
Preferably, the upper end size of said charging basket is greater than the lower end size of said charging basket.
Preferably, said material diversion mechanism is a mozzle.
Preferably, said hopper driving mechanism is the telescoping cylinder driving mechanism.
Preferably, said hopper driving mechanism is Driven by Hydraulic Cylinder mechanism or air cylinder driven mechanism.
Preferably, it is characterized in that said stack pallet moves along said stove rear platform through the track that is layed in said stove rear platform surface.
Preferably, the driving mechanism of said stack pallet comprises motor and driving-chain.
In the technique scheme; Feeding device comprises stack pallet, hopper and hopper driving mechanism behind the stove of circuit provided by the invention; Stack pallet can move along the stove rear platform; Hopper is articulated in the stack pallet upper end, has material inlet and material outlet on the hopper, and the hopper driving mechanism is used to drive hopper and rotates around the stack pallet front end.During this device work; It is inner that the material of required adding gets into hopper through material inlet; Stack pallet is transported to reinforced place along the stove rear platform with hopper; Hopper drive mechanism hopper rotates around the stack pallet front end, and material can get into from material outlet and feed in raw material this moment, and is reinforced behind the stove of completion electric furnace.
Can know through foregoing description; Adopt feeding device behind the stove provided by the invention to carry out behind the stove of electric furnace when reinforced; The workman can be through the duty of control stack pallet and hopper driving mechanism; Material in bulk is delivered to reinforced place through hopper, thus avoid artificial when directly adding loose unpacked material the workman must contact with the adverse circumstances of stove rear platform, and then feed in raw material to workman's the healthy harm that causes after reducing the stove of electric furnace.
On the other hand, utilize when feeding device is reinforced behind this stove, the container of required use during than hand stock, the capacity of hopper is bigger, can satisfy the demand of material, avoids the artificial repeatedly reinforced lower problem of bringing of operating efficiency.And the charging sequence of this device can be controlled easily and accurately, satisfies the technological requirement of product preferably with this, and is less to the harmful effect of product quality.
Description of drawings
In order to be illustrated more clearly in the embodiment of the invention or technical scheme of the prior art; To do to introduce simply to the accompanying drawing of required use in embodiment or the description of the Prior Art below; Obviously, the accompanying drawing in describing below only is some embodiments of the present invention, for those of ordinary skills; Under the prerequisite of not paying creative work, can also obtain other accompanying drawing according to these accompanying drawings.
The structural representation of feeding device behind the stove of the electric furnace that Fig. 1 provides for the specific embodiment of the invention;
The hopper that Fig. 2 provides for the specific embodiment of the invention and the structural representation of hopper door;
The charging basket that Fig. 3 provides for the specific embodiment of the invention and the structural representation of material diversion mechanism;
The structural representation of the stack pallet driving mechanism that Fig. 4 provides for the specific embodiment of the invention.
The specific embodiment
Core of the present invention provides feeding device behind a kind of stove of electric furnace, and this device has reduced behind the electric furnace stove reinforced process to workman's healthy harm.
In order to make those skilled in the art understand technical scheme of the present invention better, will combine accompanying drawing and specific embodiment that the present invention is done further detailed description below.
Referring to Fig. 1, the structural representation of feeding device behind the stove of the electric furnace that Fig. 1 provides for the specific embodiment of the invention.
As shown in Figure 1; In a kind of specific embodiment; Feeding device comprises stack pallet 3, hopper 1 and hopper driving mechanism behind the stove of electric furnace provided by the invention, and stack pallet 3 can move along the stove rear platform between electric furnace and the reinforced place, and hopper 1 is articulated in stack pallet 3 upper ends; Have material inlet and material outlet on the hopper 1, the hopper driving mechanism is used to drive hopper 1 and rotates around stack pallet 3 front ends.During this device work; The material 2 of required adding gets into hopper 1 inside through material inlet; Stack pallet 3 is transported to reinforced place along the stove rear platform with hopper 1; Hopper drive mechanism hopper 1 rotates around stack pallet 3 front ends, and material 2 can get in the reinforced equipment of locating through material outlet and mix with treating reinforced material at this moment, thereby reinforced behind the stove of completion electric furnace.
Can know through foregoing description; Adopt feeding device behind the stove provided by the invention to carry out behind the stove of electric furnace when reinforced; The workman can be through the duty of control stack pallet 3 and hopper driving mechanism; Material in bulk 2 is delivered to reinforced place through hopper 1, thus avoid artificial when directly reinforced the workman must contact with the adverse circumstances of stove rear platform, and then feed in raw material to workman's the healthy harm that causes after reducing the stove of electric furnace.
On the other hand, utilize when feeding device is reinforced behind this stove, employed container during than hand stock, the capacity of hopper 1 is bigger, can satisfy the demand of material 2, avoids the artificial lower problem of bringing of operating efficiency that repeatedly adds.And the charging sequence of this device, time can be controlled easily and accurately, satisfy technological requirement preferably with this, and is less to the harmful effect that product quality causes.
In the specific embodiments, the shape of hopper 1 is also unrestricted, and it can be funnel-form, and the material inlet of this funnelform hopper 1 and material outlet then are positioned at same end, and the hopper driving mechanism is connected in the sidewall of hopper 1 can realize the rotation of hopper 1 with respect to stack pallet 3.In view of the consideration of factors such as capacity, transport difficulty, the hopper 1 of the preferred rectangular structure of the present invention.The open upper end of hopper 1 forms material inlet, and its front end also opening form material outlet, the hopper driving mechanism then is connected in the bottom of hopper 1.When adopting the hopper 1 of rectangular build, hopper 1 can adapt to the appearance and size of stack pallet 3, satisfies the size that reduces feeding device behind the whole stove on the basis of addition demand of material 2 at the capacity that guarantees hopper 1.
On the basis of such scheme, can further hopper door 11 be set, and the upper end of this hopper door 11 and hopper 1 is hinged through hinge at the material outlet place of hopper 1.In the process of material 2 of packing in the hopper 1; Material outlet adopts sealings such as magnet or buckle by hopper door 11, and after stack pallet 3 was transported to reinforced place with hopper, hopper 1 rotated under the effect of hopper driving mechanism; Material 2 in the hopper 1 will produce pressure to hopper door 11; When pressure reaches certain value, the lower end of hopper door 11 will be separated with hopper 1, make material 2 flowed out by material outlet.Obviously, this set-up mode has effectively improved the height of material 2 in hopper 1, promptly increases the hopper 1 disposable inventory that adds.
Referring to Fig. 2, the hopper that Fig. 2 provides for the specific embodiment of the invention and the structural representation of hopper door.
As shown in Figure 2, the upper end of hopper door 11 and hopper 1 are hinged also replaceable for hinged through door bolt 12 and keeper 13 through hinge in the such scheme.Particularly, hopper door 11 is provided with keeper 13 with hopper 1 front end, and keeper 13 is at least two, and door bolt 12 passes the hole on the keeper 13, realizes the hinged of hopper 1 front end and hopper door 11.Further, can increase the number of keeper 13, guarantee that with this hopper door 11 is connected with the reliable of hopper 1 according to the size of hopper 1.
On the basis of such scheme, it is also replaceable for adopting the mode of door bolt 12 and keeper 13 that hopper door 11 adopts modes such as magnet or buckle to seal material outlet, and in this scheme, the set-up mode of door bolt 12 and keeper 13 is identical with a last scheme.When hopper 1 inside was packed material 2 into, door bolt 12 passed the keeper 13 of hopper 1 and hopper door 11 lower ends, and material outlet is sealed.When between stack pallet 3 and the reinforced place at intervals the time; Door bolt 12 is extracted; This moment, hopper door 11 was removed with the hinged relationship of hopper 1 front end; When hopper 1 rotated with respect to stack pallet 3, material 2 puts on the pressure of hopper door 11 can open hopper door 11, made material 2 get into reinforced place through material outlet.
Referring to Fig. 3, the charging basket that Fig. 3 provides for the specific embodiment of the invention and the structural representation of material diversion device.
As shown in Figure 3, further in the embodiment, can above reinforced place, charging basket 6 be set, when stack pallet 3 was positioned at end of travel, material outlet was relative with charging basket 6 upper ends, and material 2 flows out that material outlets are laggard goes into charging basket 6, and gets into from the lower end outlet of charging basket 6 and to feed in raw material.Directly get into reinforced place with respect to material 2 by material outlet; Charging basket 6 in this scheme can avoid material 2 in the process that gets into reinforced place, occur spreading and since material 2 flow velocitys excessive cause treat phenomenon such as splashing of reinforced material; Reduce material 2 and the waste of treating reinforced material, the security that improves working environment.During practical implementation, charging basket 6 can be the less straight tube of outlet size, also can be the terrace with edge shape charging basket 6 of upper end size greater than the lower end size.When charging basket 6 was the terrace with edge shape, it effectively reduced the flow velocity of material 2 through dwindling the outlet size of self.
In the technical scheme further, can between charging basket 6 and reinforced place, material diversion mechanism 7 be set, material 2 is flowed out by material outlet, and gets into reinforced place through charging basket 6 and material diversion mechanism 7 backs.This material diversion mechanism 7 self has certain length, and when material 2 flow through its inside, the flow velocity of material 2 decreased, and caused the splashing of material of waiting to feed in raw material will further be alleviated when material 2 gets into reinforced locating.Preferably, material diversion structure 7 can be provided with certain inclination angle with respect to the equipment at reinforced place, and through this inclination angle, the speed of material 2 will produce component with vertical direction in the horizontal direction, thereby further reduce material 2 and the impact mutually of treating reinforced material.Particularly, this material diversion mechanism 7 can be mozzle or guiding gutter, and with respect to guiding gutter, flow more stable, the safety of material 2 in mozzle.
In the optimized technical scheme; Hopper driving mechanism in the above-mentioned scenarios can be bar-link drive or telescoping cylinder driving mechanism; In view of advantages such as the telescoping cylinder driving mechanism have that functional reliability is higher, structure is simple and transmission is stable; The preferred telescoping cylinder driving mechanism of the present invention is as the hopper driving mechanism, and the telescoping cylinder in this telescoping cylinder driving mechanism is articulated in hopper 1 bottom.Above-mentioned telescoping cylinder driving mechanism can be the Driven by Hydraulic Cylinder mechanism that comprises oil pump 31 and hydraulic cylinder 4, or comprises the air cylinder driven mechanism of air compressor and cylinder, can confirm according to conditions such as use occasion, magnitudes of load when specifically selecting.
In order to guarantee the kinetic stability of stack pallet 3 on the stove rear platform, the present invention is provided with track 5 on stove rear platform surface, and stack pallet 3 can move along the stove rear platform through this track 5.Obviously, 5 pairs of stack pallets 3 of track play guiding function, avoid phenomenons such as rocking appears in moving process in stack pallet 3, improve the security and the reliability of feeding device behind the whole stove.
Referring to Fig. 4, the structural representation of the stack pallet drive unit that Fig. 4 provides for the specific embodiment of the invention.
As shown in Figure 4, stack pallet 3 provided by the present invention both can also can be driven by motor 32 by motor driven.Further, the output shaft of engine or motor 32 can be connected with the power transmission shaft 34 of stack pallet 3 through driving-belt or driving-chain 33, moves on the stove rear platform thereby drive stack pallet 3.The selection of above-mentioned each mechanism can be confirmed through the load size of feeding device behind this stove and the transmission efficiency requirement of stack pallet 3 etc.
More than feeding device behind the stove of electric furnace provided by the present invention has been carried out detailed introduction.Used concrete example among this paper principle of the present invention and embodiment are set forth, the explanation of above embodiment just is used for helping to understand method of the present invention and core concept thereof.Should be pointed out that for those skilled in the art, under the prerequisite that does not break away from the principle of the invention, can also carry out some improvement and modification to the present invention, these improvement and modification also fall in the protection domain of claim of the present invention.
Claims (12)
1. feeding device behind the stove of an electric furnace; It is characterized in that; This device comprises the stack pallet (3) that can move along the stove rear platform, is articulated in the hopper (1) of said stack pallet (3) upper end and drives the hopper driving mechanism that said hopper (1) rotates around said stack pallet (3) front end, and said hopper has material inlet and material outlet on (1).
2. according to feeding device behind the described stove of claim 1, it is characterized in that said hopper (1) is a cuboid, said material inlet is arranged at said hopper (1) upper end, and said material outlet is arranged at said hopper (1) front end.
3. according to feeding device behind the described stove of claim 2, it is characterized in that having hopper door (11) on the said material outlet, the upper end of said hopper door (11) and said hopper (1) are hinged.
4. according to feeding device behind the described stove of claim 3, it is characterized in that said hopper door (11) is hinged with said hopper (1) through door bolt (12) and keeper (13).
5. according to feeding device behind the described stove of claim 2, it is characterized in that, also comprise charging basket (6), said charging basket (6) is arranged at top, reinforced place, and said stack pallet (3) is when being positioned at end of travel, and said material outlet is relative with said charging basket (6) upper end.
6. according to feeding device behind the described stove of claim 5, it is characterized in that, also comprise material diversion mechanism (7), said material diversion mechanism (7) is connected between said charging basket (6) and the said reinforced place.
7. according to feeding device behind the described stove of claim 6, it is characterized in that the upper end size of said charging basket (6) is greater than the lower end size of said charging basket (6).
8. according to feeding device behind the described stove of claim 6, it is characterized in that said material diversion mechanism (7) is a mozzle.
9. according to feeding device behind each described stove among the claim 1-8, it is characterized in that said hopper driving mechanism is the telescoping cylinder driving mechanism.
10. according to feeding device behind the described stove of claim 9, it is characterized in that said hopper driving mechanism is Driven by Hydraulic Cylinder mechanism or air cylinder driven mechanism.
11., it is characterized in that said stack pallet (3) moves along said stove rear platform through the track (5) that is layed in said stove rear platform surface according to feeding device behind each described stove among the claim 1-8.
12., it is characterized in that the driving mechanism of said stack pallet (3) comprises motor (32) and driving-chain (33) according to feeding device behind each described stove among the claim 1-8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011104406716A CN102564140A (en) | 2011-12-23 | 2011-12-23 | Device for feeding materials from rear part of furnace for electric furnace |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011104406716A CN102564140A (en) | 2011-12-23 | 2011-12-23 | Device for feeding materials from rear part of furnace for electric furnace |
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| CN102564140A true CN102564140A (en) | 2012-07-11 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2011104406716A Pending CN102564140A (en) | 2011-12-23 | 2011-12-23 | Device for feeding materials from rear part of furnace for electric furnace |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106143517A (en) * | 2015-03-26 | 2016-11-23 | 宁波绿凯节能科技有限公司 | A kind of self-tipping type afterbody discharging feeding trolley |
| CN110411213A (en) * | 2019-07-25 | 2019-11-05 | 贵州大学 | A kind of lead-zinc production waste treatment device |
| CN113774210A (en) * | 2021-09-30 | 2021-12-10 | 四川西南工业炉有限公司 | Soaking pit furnace for spring production |
| CN115289853A (en) * | 2022-07-27 | 2022-11-04 | 安徽楚江高精铜带有限公司 | Brass smelting furnace removes feeding device |
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| GB165619A (en) * | 1920-05-12 | 1921-07-07 | Alldays & Onions Ltd | Improvements in or relating to apparatus for charging blast furnaces, foundry cupolas and the like |
| CN2795775Y (en) * | 2005-04-08 | 2006-07-12 | 湖南株冶有色金属有限责任公司 | Charging trolley for furnace |
| CN101813424A (en) * | 2010-03-31 | 2010-08-25 | 中冶东方工程技术有限公司 | Full-automatic charging and stoking device |
| CN202393235U (en) * | 2011-12-23 | 2012-08-22 | 莱芜钢铁股份有限公司 | Furnace-rear charging device for electric furnace |
-
2011
- 2011-12-23 CN CN2011104406716A patent/CN102564140A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB165619A (en) * | 1920-05-12 | 1921-07-07 | Alldays & Onions Ltd | Improvements in or relating to apparatus for charging blast furnaces, foundry cupolas and the like |
| CN2795775Y (en) * | 2005-04-08 | 2006-07-12 | 湖南株冶有色金属有限责任公司 | Charging trolley for furnace |
| CN101813424A (en) * | 2010-03-31 | 2010-08-25 | 中冶东方工程技术有限公司 | Full-automatic charging and stoking device |
| CN202393235U (en) * | 2011-12-23 | 2012-08-22 | 莱芜钢铁股份有限公司 | Furnace-rear charging device for electric furnace |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106143517A (en) * | 2015-03-26 | 2016-11-23 | 宁波绿凯节能科技有限公司 | A kind of self-tipping type afterbody discharging feeding trolley |
| CN110411213A (en) * | 2019-07-25 | 2019-11-05 | 贵州大学 | A kind of lead-zinc production waste treatment device |
| CN113774210A (en) * | 2021-09-30 | 2021-12-10 | 四川西南工业炉有限公司 | Soaking pit furnace for spring production |
| CN115289853A (en) * | 2022-07-27 | 2022-11-04 | 安徽楚江高精铜带有限公司 | Brass smelting furnace removes feeding device |
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Application publication date: 20120711 |