CN210945669U - Oxygen blowing device for electric furnace steel tapping - Google Patents
Oxygen blowing device for electric furnace steel tapping Download PDFInfo
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- CN210945669U CN210945669U CN201921365386.0U CN201921365386U CN210945669U CN 210945669 U CN210945669 U CN 210945669U CN 201921365386 U CN201921365386 U CN 201921365386U CN 210945669 U CN210945669 U CN 210945669U
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Abstract
The utility model relates to an oxygen blowing device for electric furnace tapping, which belongs to the technical field of electric furnace tapping. The oxygen lance comprises an oxygen lance, a turning clamping mechanism, a lifting mechanism and a rotating mechanism, wherein the oxygen lance is a folded lance formed by a horizontal lance and a vertical lance, and the turning clamping mechanism is used for clamping and fixing the horizontal lance and enabling the vertical lance to be switched between a vertical working position and an ignition position through turning; the turnover clamping mechanism is driven by the lifting mechanism to enable the vertical pipe to lift up and down relative to the steel tapping hole; and the rotating mechanism drives the overturning clamping mechanism to horizontally deflect and adjust the vertical pipe to be right below the electric furnace steel tapping hole. According to the automatic oxygen blowing device, the automatic oxygen blowing action of the steel tapping hole is realized by controlling the plurality of cylinders, so that the oxygen blowing operation of the steel tapping hole is simple and quick; and moreover, the labor intensity of workers is reduced, and the safety of oxygen blowing work is improved.
Description
Technical Field
The utility model relates to an oxygen blowing device for electric furnace tapping, which belongs to the technical field of electric furnace tapping.
Background
And the eccentric bottom steel tapping hole of the electric furnace is positioned below the eccentric area, and after smelting is finished, the steel tapping hole is added with the stuffing sand, and molten steel flows out after the stuffing sand flows out. However, in actual situations, cold steel or impurities sometimes enter the steel tapping hole, so that the drainage sand at the steel tapping hole cannot normally flow out, and steel tapping needs to be carried out in a manual oxygen-burning drainage mode. This operation workman intensity of labour also has very big safety risk when increasing by a wide margin. At present, foreign steel tapping hole cleaning devices basically adopt an electric drill bit or hydraulic cylinder ejection mode, the two modes have the problems of more faults and equipment damage caused by molten steel channeling after treatment, and the original manual oxygen burning mode is still continued to be led to a steel tapping hole. Therefore, a special oxygen blowing device must be designed to solve this problem.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that an oxygen blowing device for electric furnace tapping is provided to above-mentioned prior art, adopts mechanical equipment to replace artifical oxygen operation of burning, reduces workman intensity of labour, improves the operation security.
The utility model provides a technical scheme that above-mentioned problem adopted does: an oxygen blowing device for electric furnace steel tapping is arranged below a steel tapping hole and comprises an oxygen blowing pipe, a turnover clamping mechanism, a lifting mechanism and a rotating mechanism, wherein the oxygen blowing pipe is a folded pipe consisting of a horizontal pipe and a vertical pipe, and the turnover clamping mechanism is used for clamping and fixing the horizontal pipe and enabling the vertical pipe to be switched between a vertical working position and an ignition position through turnover action; the turnover clamping mechanism is driven by the lifting mechanism to enable the vertical pipe to lift up and down relative to the steel tapping hole; and the rotating mechanism drives the overturning clamping mechanism to horizontally deflect and adjust the vertical pipe to be right below the electric furnace steel tapping hole.
The turnover clamping mechanism comprises a fixed plate, a movable plate, a positioning block and a clamping rod, wherein the movable plate is hinged to the fixed plate, the movable plate is driven by a turnover cylinder to turn relative to the fixed plate, the positioning block is fixed on the movable plate, a storage groove is formed in the positioning block and used for containing a horizontal pipe, the movable plate is provided with a fulcrum, the clamping rod is hinged to the fulcrum, one end of the clamping rod is provided with a clamping arc opening, and the other end of the clamping rod is driven by the clamping cylinder, so that the clamping arc opening can be opened and closed relatively to clamp the horizontal pipe in the storage groove.
The movable plate is provided with a clamping cylinder mounting seat for mounting a clamping cylinder, the cylinder body end of the clamping cylinder is hinged to the clamping cylinder mounting seat, and the extending end of the clamping cylinder is hinged to the other end of the clamping rod.
The fixed plate is provided with a turnover cylinder mounting seat for mounting a turnover cylinder, the cylinder body end of the turnover cylinder is hinged to the turnover cylinder mounting seat, and the extending end of the turnover cylinder is fixed on the movable block.
The lifting mechanism comprises a horizontal supporting plate and a lifting cylinder, the lifting cylinder is arranged below the overturning clamping mechanism, and the overturning clamping mechanism is driven by the lifting cylinder to lift up and down.
The lifting mechanism further comprises a lifting guide device, the lifting guide device comprises a guide sleeve and a guide slide rod, the guide slide rod is fixed below the overturning clamping mechanism, the guide sleeve is fixedly supported on the horizontal support plate, and the guide slide rod is in rolling fit with a pulley in the guide sleeve and plays a role in guiding the lifting action of the overturning clamping mechanism.
The rotating mechanism comprises a vertically arranged rotating shaft and a swing rod, a horizontal supporting plate in the lifting mechanism is fixedly supported at the top end of the rotating shaft, the bottom end of the rotating shaft is arranged in a bearing seat, one end of the swing rod is fixed on the rotating shaft, and the other end of the swing rod is pushed by a rotating cylinder to drive the rotating shaft to deflect in the bearing seat.
The bearing seat is fixed on the bottom plate, and the bottom plate is bolted on the concrete foundation.
Compared with the prior art, the utility model has the advantages of: an oxygen blowing device for electric furnace steel tapping is characterized in that a turning clamping mechanism is used for clamping and fixing a horizontal pipe and enabling a vertical pipe to be switched between a vertical working position and an ignition position through turning; the rotating mechanism drives the overturning clamping mechanism to horizontally deflect and adjust the vertical pipe to be right below the steel tapping hole of the electric furnace; the lifting mechanism drives the vertical pipe to lift up and down relative to the steel tapping hole, so as to realize the rapid oxygen blowing action on the steel tapping hole. According to the automatic oxygen blowing device, the automatic oxygen blowing action of the steel tapping hole is realized by controlling the plurality of cylinders, so that the oxygen blowing operation of the steel tapping hole is simple and quick; and moreover, the labor intensity of workers is reduced, and the safety of oxygen blowing work is improved.
Drawings
FIG. 1 is a schematic view of an oxygen blowing device for electric furnace tapping according to an embodiment of the present invention;
FIG. 2 is a schematic view of the oxygen blowing device for electric furnace tapping after descending;
FIG. 3 is a side view of an oxygen blowing device for tapping of an electric furnace according to an embodiment of the present invention;
FIG. 4 is a schematic view of the oxygen blowing device for electric furnace tapping after turning over;
FIG. 5 is a schematic view of a turning clamping mechanism in the oxygen blowing device for electric furnace tapping according to the embodiment of the present invention;
FIG. 6 is a schematic diagram showing the turning of the turning clamping mechanism in the oxygen blowing device for electric furnace tapping according to the embodiment of the present invention;
FIG. 7 is a top view of an oxygen blowing device for tapping from an electric furnace according to an embodiment of the present invention;
FIG. 8 is a schematic view of the oxygen blowing device for electric furnace tapping after rotation in accordance with an embodiment of the present invention
In the figure, 1 oxygen lance, 101 horizontal tube, 102 vertical tube, 2 overturning clamping mechanism, 2.1 clamping cylinder mounting seat, 2.2 clamping cylinder, 2.3 clamping rod, 2.4 positioning block, 2.5 wing plate, 2.6 overturning cylinder, 2.7 overturning cylinder mounting seat, 2.8 fixing plate, 2.9 movable plate, 3 lifting mechanism, 3.1 lifting cylinder, 3.2 guiding slide rod, 3.3 guiding sleeve, 4 rotating mechanism, 4.1 rotating cylinder, 4.2 rotating shaft, 4.3 bearing seat, 4.4 oscillating bar and 5 bottom plate.
Detailed Description
The present invention will be described in further detail with reference to the following embodiments.
As shown in fig. 1, the oxygen blowing device for electric furnace steel tapping in the embodiment is arranged below a steel tapping hole, and comprises an oxygen blowing pipe 1, a turning clamping mechanism 2, a lifting mechanism 3 and a rotating mechanism 4, wherein the oxygen blowing pipe 1 is a folded pipe formed by a horizontal pipe 101 and a vertical pipe 102, the horizontal pipe 101 is arranged on the turning clamping mechanism 2, and the turning clamping mechanism 2 drives the oxygen blowing pipe 1 to turn after clamping the horizontal pipe 101, so that the vertical pipe 102 is rapidly switched between a vertical working position and an ignition position; the lifting mechanism 3 is arranged at the bottom of the overturning clamping mechanism 2, and the lifting mechanism 3 drives the overturning clamping mechanism 2 to ascend or descend so as to realize the ascending and descending of the vertical pipe 102 at the steel tapping hole. The rotating mechanism 4 is arranged below the lifting mechanism 3, the rotating mechanism 4 drives the lifting mechanism 3 to rotate, the overturning clamping mechanism 2 is driven to horizontally deflect, and the vertical pipe 102 on the overturning clamping mechanism 2 is adjusted to be right below the steel tapping hole or deflected to the outer side of the electric furnace.
As shown in fig. 3, 4, 5, and 6, the turnover clamping mechanism 2 includes a fixed plate 2.8, a movable plate 2.9, and a positioning block 2.4, wherein wing plates are respectively disposed on the left and right sides of the movable plate, the positioning block 2.4 is fixedly disposed on the movable plate 2.9, a storage slot is disposed on the positioning block 2.4, and the horizontal pipe 101 is disposed in the storage slot. A clamping cylinder mounting seat 2.1 is arranged on the movable plate 2.9 and used for mounting the clamping cylinder 2.2. Set up the fulcrum on the left pterygoid lamina 2.5 on the fly leaf 2.9, clamping bar 2.3 is articulated with the fulcrum, clamping bar 2.3 one end is seted up and is pressed from both sides tight nock, the clamping bar 2.3 other end is articulated with 2.2 extension ends of die clamping cylinder, 2.2 drive clamping bar other ends 2.3 of die clamping cylinder for clamping bar 2.3 rotates around the fulcrum, realize that the tight nock of clamp on the clamping bar 2.3 is close to putting the thing groove, thereby press from both sides tight nock and press from both sides horizontal pipe 101 tightly and put the thing inslot. The movable plate 2.9 is arranged above the fixed plate 2.8, the right side of the movable plate 2.9 is hinged to the fixed plate 2.8, the turnover cylinder mounting seat 2.7 is arranged on the fixed plate 2.8 and used for mounting the turnover cylinder 2.6, the cylinder body end of the turnover cylinder 2.6 is fixed on the turnover cylinder mounting seat 2.7, the extending end of the turnover cylinder 2.6 is hinged to the wing plate 2.5 on the right side of the movable block 2.9, and the wing plate 2.5 on the right side of the movable plate 2.9 is driven by the turnover cylinder 2.6 to realize the turnover action of the movable plate 2.9 relative to the fixed plate 2.8. Under the state that the clamping rod 2.3 compresses the horizontal pipe 101, the extension rod of the turning cylinder 2.6 retracts to drive the movable plate 2.9 to turn right around the hinged point with the fixed plate 2.8, so that the positioning block 2.4 turns right, the oxygen lance 1 turns right under the clamping state, and the vertical pipe 102 is changed from the vertical working position to the ignition position. The extension rod of the turning cylinder 2.6 extends out to push the movable plate 2.9 to turn left around the hinge point with the fixed plate 2.8, so that the positioning block 2.4 is turned right, the oxygen lance 1 is turned left in a clamping state, and the vertical lance 102 is changed from an ignition position to a vertical working position.
As shown in fig. 1 and 2, the lifting mechanism 3 includes a horizontal support plate, a lifting cylinder 3.1 and a guide slide bar 3.2, the lifting cylinder 3.1 and a guide sleeve 3.3 are vertically arranged on the horizontal support plate, and the lifting cylinder 3.1 and the guide sleeve 3.3 are arranged in parallel, the guide slide bar 3.2 is arranged in the guide sleeve 3.3, the guide slide bar 3.2 is matched with a pulley in the guide sleeve 3.3 in a rolling manner, an extension bar of the lifting cylinder 3.1 and the top end of the guide slide bar 3.2 are fixedly connected with the bottom of the fixed plate 2.8, the lifting cylinder 3.1 drives the fixed plate 2.8 to ascend or descend to drive the guide slide bar 3.2 to ascend or descend synchronously along the guide sleeve 3.3, so that the turnover clamping mechanism 2 stably ascends or descends, and the vertical pipe 102 ascends to be close to or descends to.
As shown in fig. 7 and 8, the rotating mechanism 4 comprises a vertically-arranged rotating shaft 4.2 and a vertically-arranged swing rod 4.4, one end of the rotating shaft 4.2 is fixedly connected with the horizontal supporting plate, the other end of the rotating shaft 4.2 is arranged in a bearing seat 4.3 fixed on the bottom plate 5, one end of the swing rod 4.4 is fixedly connected with the rotating shaft 4.2, the other end of the swing rod 4.4 is driven by a horizontally-arranged rotating cylinder 4.1, when an extension rod of the rotating cylinder 4.1 retracts, the swing rod 4.4 is driven to swing clockwise, the rotating shaft 4.2 is driven to deflect clockwise in the bearing seat 4.3, the lifting mechanism 3 and the overturning clamping mechanism 2 are synchronously deflected clockwise, so that the vertical pipe 102 is horizontally deflected to the outer side of the electric furnace from the position. When the extension rod of the rotary cylinder 4.1 extends out, the swing rod 4.4 is driven to deflect anticlockwise to drive the rotating shaft 4.2 to deflect anticlockwise in the bearing seat 4.3, so that the lifting mechanism 3 and the overturning clamping mechanism 2 synchronously deflect anticlockwise, the vertical pipe 102 horizontally deflects from the outer side of the electric furnace to the position right below the steel tapping hole, and oxygen is blown to the steel tapping hole.
The bottom plate 5 is bolted on a concrete foundation, so that no loosening and displacement are ensured in the processes of overturning and rotating.
The horizontal pipe 101 is placed on the positioning block 2.4, the clamping arc opening of the clamping rod 2.3 is driven by the clamping cylinder 2.2 to tightly press the horizontal pipe 101 on the positioning block 2.4, and the horizontal pipe 101 is fixed in the storage groove of the positioning block 2.4. The rotary cylinder 4.1 drives the horizontal supporting plate to rotate towards the outer side of the electric furnace, the vertical pipe 102 is driven to horizontally deflect to the outer side of the electric furnace, the turnover cylinder 2.6 drives the movable plate 2.9 to turn over, the positioning block 2.4 and the clamping cylinder mounting seat 2.1 are driven to turn over, the vertical pipe 102 is changed from a vertical working position to an ignition position, after the oxygen lance 1 is ignited, the turnover cylinder 2.6 drives the movable plate 2.9 to turn over, the positioning block 2.4 and the clamping cylinder mounting seat 2.1 are driven to turn over in the opposite direction, the vertical pipe 102 is made to be a vertical working position, the rotary cylinder 4.1 drives the supporting plate to horizontally deflect, and the vertical pipe 102 is driven to horizontally deflect to. At the moment, the lifting cylinder 3.1 drives the fixing plate 2.8 to ascend, so that the oxygen lance 1 approaches to the steel outlet, the vertical pipe 102 is located right below the steel outlet, the oxygen lance 1 acts with the drain sand in the steel outlet, impurities at the steel outlet begin to melt, molten steel flows out, oxygen lance dredging of the steel outlet is achieved, and the molten steel flows out. The lifting cylinder 3.1 drives the fixed plate 2.8 to descend immediately, the rotating cylinder 4.1 drives the supporting plate to rotate towards the outer side of the electric furnace, and then the movable plate 2.9 is driven to overturn through the overturning cylinder 2.6, so that the oxygen lance 1 is far away from the steel tapping hole. According to the automatic oxygen blowing device, the automatic oxygen blowing action of the steel tapping hole is realized through the plurality of cylinders, so that the oxygen blowing operation of the steel tapping hole is simple and quick; and the problem of high labor intensity of manual oxygen blowing is solved, and the safety of oxygen blowing work is improved.
In addition to the above embodiments, the present invention also includes other embodiments, and all technical solutions formed by equivalent transformation or equivalent replacement should fall within the protection scope of the claims of the present invention.
Claims (8)
1. The utility model provides an electric stove tapping is with oxygen blast device, the device locate tapping hole below, its characterized in that: the oxygen lance comprises an oxygen lance (1), a turnover clamping mechanism (2), a lifting mechanism (3) and a rotating mechanism (4), wherein the oxygen lance (1) is a folded lance formed by a horizontal lance (101) and a vertical lance (102), and the turnover clamping mechanism (2) is used for clamping and fixing the horizontal lance (101) and enabling the vertical lance (102) to be switched between a vertical working position and an ignition position through turnover action; the overturning clamping mechanism (2) is driven by the lifting mechanism (3) to enable the vertical pipe (102) to lift up and down relative to the steel tapping hole; the rotating mechanism (4) drives the overturning clamping mechanism (2) to horizontally deflect and adjust the vertical pipe (102) to be right below the electric furnace steel tapping hole.
2. The oxygen blowing device for electric furnace tapping according to claim 1, wherein: the turnover clamping mechanism (2) comprises a fixed plate (2.8), a movable plate (2.9), a positioning block (2.4) and a clamping rod (2.3), the movable plate (2.9) is hinged to the fixed plate (2.8), the movable plate (2.9) is driven by a turnover cylinder (2.6) to turn over relative to the fixed plate (2.8), the positioning block (2.4) is fixed on the movable plate (2.9), an object placing groove is formed in the positioning block (2.4), the object placing groove is used for placing a horizontal pipe (101), the movable plate (2.9) is provided with a fulcrum, the clamping rod (2.3) is hinged to the fulcrum, one end of the clamping rod (2.3) is provided with a clamping arc opening, and the other end of the clamping rod is driven by the clamping cylinder (2.2), so that the clamping arc opening can be opened and closed relative to clamp the horizontal pipe (101) in the object placing groove.
3. The oxygen blowing device for electric furnace tapping according to claim 2, characterized in that: the clamp cylinder is characterized in that a clamp cylinder mounting seat (2.1) is arranged on the movable plate (2.9) and used for mounting a clamp cylinder (2.2), the cylinder body end of the clamp cylinder (2.2) is hinged to the clamp cylinder mounting seat (2.1), and the extending end of the clamp cylinder (2.2) is hinged to the other end of the clamp rod (2.3).
4. The oxygen blowing device for electric furnace tapping according to claim 2, characterized in that: set up upset cylinder mount pad (2.7) on fixed plate (2.8) for installation upset cylinder (2.6), upset cylinder (2.6) cylinder body end is articulated on upset cylinder mount pad (2.7), upset cylinder (2.6) stretch out the end and are fixed in movable block (2.9).
5. The oxygen blowing device for electric furnace tapping according to claim 1, wherein: elevating system (3) include horizontal support board, lift cylinder (3.1) set up in upset clamping mechanism (2) below, and upset clamping mechanism (2) receive lift cylinder (3.1) drive oscilaltion.
6. The oxygen blowing device for electric furnace tapping according to claim 5, wherein: elevating system still includes lift guider, lift guider includes uide bushing (3.3) and direction slide bar (3.2), direction slide bar (3.2) are fixed in upset clamping mechanism (2) below, uide bushing (3.3) fixed stay is in horizontal support board is last, pulley roll cooperation in direction slide bar (3.2) and uide bushing (3.3) plays the guide effect to the lift action of upset clamping mechanism (2).
7. The oxygen blowing device for electric furnace tapping according to claim 1, wherein: the rotating mechanism (4) comprises a vertically arranged rotating shaft (4.2) and a swing rod (4.4), a horizontal supporting plate in the lifting mechanism (3) is fixedly supported at the top end of the rotating shaft (4.2), the bottom end of the rotating shaft (4.2) is arranged in a bearing seat (4.3), one end of the swing rod (4.4) is fixed on the rotating shaft (4.2), and the other end of the swing rod (4.4) is pushed by a rotating cylinder (4.1) to drive the rotating shaft (4.2) to deflect in the bearing seat (4.3).
8. The oxygen blowing device for electric furnace tapping according to claim 7, wherein: the bearing seat (4.3) is fixed on the bottom plate (5), and the bottom plate (5) is bolted on a concrete foundation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921365386.0U CN210945669U (en) | 2019-08-21 | 2019-08-21 | Oxygen blowing device for electric furnace steel tapping |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921365386.0U CN210945669U (en) | 2019-08-21 | 2019-08-21 | Oxygen blowing device for electric furnace steel tapping |
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| Publication Number | Publication Date |
|---|---|
| CN210945669U true CN210945669U (en) | 2020-07-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921365386.0U Active CN210945669U (en) | 2019-08-21 | 2019-08-21 | Oxygen blowing device for electric furnace steel tapping |
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| CN (1) | CN210945669U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110484682A (en) * | 2019-08-21 | 2019-11-22 | 江阴兴澄特种钢铁有限公司 | A kind of electric furnace steel tapping oxygen blowing device |
| CN114058781A (en) * | 2021-10-29 | 2022-02-18 | 张家港宏昌钢板有限公司 | Cleaning device for steel outlet hole of electric arc furnace |
-
2019
- 2019-08-21 CN CN201921365386.0U patent/CN210945669U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110484682A (en) * | 2019-08-21 | 2019-11-22 | 江阴兴澄特种钢铁有限公司 | A kind of electric furnace steel tapping oxygen blowing device |
| CN110484682B (en) * | 2019-08-21 | 2024-06-18 | 江阴兴澄特种钢铁有限公司 | Oxygen blowing device for tapping of electric furnace |
| CN114058781A (en) * | 2021-10-29 | 2022-02-18 | 张家港宏昌钢板有限公司 | Cleaning device for steel outlet hole of electric arc furnace |
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