CN219264910U - Feeding device of zirconia fused cast brick electric arc furnace - Google Patents
Feeding device of zirconia fused cast brick electric arc furnace Download PDFInfo
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- CN219264910U CN219264910U CN202320290776.6U CN202320290776U CN219264910U CN 219264910 U CN219264910 U CN 219264910U CN 202320290776 U CN202320290776 U CN 202320290776U CN 219264910 U CN219264910 U CN 219264910U
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Abstract
The utility model relates to a feeding device of a zirconia corundum fused brick electric arc furnace, which effectively solves the problems of poor adjustability, insufficiently compact structure and poor stability of a uniform feeding device; the technical scheme includes that the rotary body is vertically inserted in the center of the furnace roof, a 90-degree bent feeding channel is formed in the rotary body, an outlet of the feeding channel is positioned in the furnace body after the rotary body is arranged on the furnace roof, a feeding roller which is vertical and horizontal to the feeding channel is arranged at the outlet of the feeding channel, materials slide to the lower side of the feeding roller after entering the feeding channel, the feeding roller rotates and can throw materials in the feeding channel into the furnace from the bottom of the feeding roller through friction, and a rotating shaft of the feeding roller is eccentrically arranged relative to an axis of the feeding roller; the utility model can continuously adjust the throwing positions of the materials in the radial direction and the circumferential direction, has good feeding uniformity, compact structure, small volume and high stability and safety.
Description
Technical Field
The utility model relates to the field of fused brick production equipment, in particular to a feeding device of a zirconia corundum fused brick electric arc furnace.
Background
The zirconia corundum fused cast brick is a solid material formed by melting alumina powder and zircon sand in an electric arc furnace and pouring, and the zirconia corundum fused cast brick is uniformly charged when being charged into the electric arc furnace so as to improve the melting efficiency; then the prior equipment generally adopts a fixed charging hole or a charging pipe, and the falling point of the material in the furnace is fixed, thus easily causing the accumulation of the material.
The patent application No. 202221218481.X discloses a movable uniform feeding device, which adopts the method that a material pipe is circumferentially rotated to realize an annular material scattering path, and then a swinging type adjusting pipe at the outlet of the material pipe is matched to realize radial material scattering position adjustment, and the method has the following defects:
firstly, the swinging pipe is controlled by the air cylinder, belongs to inching type adjustment, cannot be continuously adjusted, and is inconvenient to operate;
secondly, the material pipe is overlong and needs to rotate, the equipment volume and the required installation space are large, the structure is not compact enough, uncontrollable swing is easy to generate during rotation, and the stability is poor;
thirdly, the driving piece of control swinging arms adopts the cylinder in this application, is located the furnace body of high temperature, belongs to extreme operational environment, and conventional driving piece is all easy impaired.
Disclosure of Invention
Aiming at the situation, the utility model provides a feeding device of a zirconia corundum fused brick electric arc furnace, which aims to solve the problems of poor adjustability, insufficient compactness in structure, poor stability and the like of a uniform feeding device.
The technical scheme that the rotary furnace comprises a rotary body, wherein the rotary body is vertically inserted in the center of the furnace roof, the rotary body is coaxial with a furnace body and can rotate around an axis, a 90-degree bent feeding channel is formed in the rotary body, an inlet of the feeding channel is positioned on the top surface of the rotary body, an outlet of the feeding channel is positioned on the side wall of the rotary body, the rotary body is arranged in the furnace roof, an outlet of the feeding channel is provided with a feeding roller which is vertical and horizontal to the rotary body, materials slide to the lower side of the feeding roller after entering the feeding channel, the feeding roller rotates, the materials in the feeding channel can be thrown into the furnace from the bottom of the feeding roller through friction, and a rotating shaft of the feeding roller is eccentrically arranged relative to the axis of the rotary body.
The upper part of the rotating body is provided with a blanking pipe and a connecting pipe, the lower end of the connecting pipe is fixedly connected with the inlet of the feeding channel, and the upper end of the connecting pipe is rotationally connected with the outlet of the blanking pipe through a bearing.
The connecting pipe is connected with a first driving motor through a first belt mechanism, and the first driving motor is fixed on the furnace top.
The feeding roller is connected with a second driving motor through a second belt mechanism, the second driving motor is fixed at the top of the rotating body, and a mounting groove for mounting a belt wheel and an avoidance groove for penetrating a connecting belt are formed in the rotating body.
The outside of rotator be equipped with an annular ring, annular ring and rotator coaxial fixation are on the stove top, and annular ring inner wall interval from top to bottom is fixed with two annular conductor rings, is fixed with two conductor bars on the rotator, two conductor bars respectively with two conductor ring contact, the positive and negative pole of second driving motor is connected with two conductor bars respectively.
The upper end of the rotating body is provided with a convex edge, and an end face thrust ball bearing is arranged between the convex edge and the furnace top.
The outer wall of the feeding roller is provided with axial blades uniformly distributed on the circumference.
The utility model can continuously adjust the throwing positions of the materials in the radial direction and the circumferential direction, has good feeding uniformity, compact structure, small volume and high stability and safety.
Drawings
Fig. 1 is a front cross-sectional view of the present utility model.
Fig. 2 is a top cross-sectional view of the rotary body.
Fig. 3 is a left side view of the rotating body.
Fig. 4 is an enlarged view of the position a in fig. 1.
Detailed Description
The utility model comprises a rotary body 1, wherein the rotary body 1 is vertically inserted in the center of a furnace top, the rotary body 1 is coaxial with a furnace body and can rotate around an axis, a feeding channel 2 bent by 90 degrees is formed in the rotary body 1, an inlet of the feeding channel 2 is positioned on the top surface of the rotary body 1, an outlet of the feeding channel 2 is positioned on the side wall of the rotary body 1, the rotary body 1 is arranged on the furnace top, an outlet of the feeding channel 2 is positioned in the furnace body, a feeding roller 3 vertical and horizontal to the rotary body is arranged at the outlet of the feeding channel 2, materials slide to the lower side of the feeding roller 3 after entering the feeding channel 2, the feeding roller 3 rotates, the materials in the feeding channel 2 can be thrown into the furnace from the bottom of the feeding roller 3 through friction force, and a rotating shaft of the feeding roller 3 is eccentrically arranged relative to the axis of the rotary body; that is to say, when the feeding roller 3 rotates, the linear speeds of the outer wall of the feeding roller 3 are different, the larger the linear speed of the contact side, namely the lower side, of the feeding roller 3 is, the larger the initial speed is when the material is thrown out from the outlet of the feeding channel 2, the farther the throwing distance is, and the closer the throwing distance is, so that in the rotating process of the feeding roller 3, the uniform feeding of the material in the inner diameter direction of the furnace body can be realized due to the periodic change of the linear speed of the contact side of the feeding roller 3 and the material, and the uniform adding of the material in the furnace body can be realized by matching with the rotation of the rotating body 1.
The upper part of the rotating body 1 is provided with a blanking pipe 4 and a connecting pipe 5, the lower end of the connecting pipe 5 is fixedly connected with the inlet of the feeding channel 2, and the upper end of the connecting pipe is rotationally connected with the outlet of the blanking pipe 4 through a bearing, so that feeding into the feeding channel 2 in the rotating process of the rotating body 1 is realized.
The connecting pipe 5 is connected with a first driving motor 7 through a first belt mechanism 6, the first driving motor 7 is fixed on the furnace top, and the first driving motor 7 drives the connecting pipe 5 and the rotating body 1 to rotate through a belt.
The feeding roller 3 is connected with a second driving motor 9 through a second belt mechanism 8, the second driving motor 9 is fixed at the top of the rotating body 1, and a mounting groove 10 for mounting a belt wheel and an avoiding groove 11 for penetrating a connecting belt are arranged in the rotating body 1.
The outside of the rotator 1 is provided with an annular ring 12, the annular ring 12 and the rotator 1 are coaxially fixed on the furnace top, two annular conductor rings 13 are fixed on the inner wall of the annular ring 12 at intervals up and down, two conductor rods 14 are fixed on the rotator 1, the two conductor rods 14 are respectively contacted with the two conductor rings 13, and the positive electrode and the negative electrode of the second driving motor 9 are respectively connected with the two conductor rods 14 to supply power to the second driving motor 9 rotating along with the rotator 1.
The upper end of the rotating body 1 is provided with a convex edge 15, an end face thrust ball bearing 16 is arranged between the convex edge 15 and the furnace roof, and the thrust ball bearing 16 carries the rotating body 1 and enables the rotating body 1 to flexibly rotate.
The outer wall of the feeding roller 3 is provided with axial blades 17 uniformly distributed on the circumference, so that the stirring capability of the feeding roller is improved.
When the feeding device is used, the first driving motor 7 and the second driving motor 9 are started, the rotating body 1 and the feeding roller 3 start to rotate, materials enter the feeding channel 2 through the discharging pipe 4 and the connecting pipe 5, then the materials slide to the lower side of the feeding roller 3, the feeding roller 3 rotates, and the materials are thrown into a furnace body from the lower side of the feeding roller 3; because the feeding roller 3 is eccentrically arranged, the linear speed at the contact position of the lower side of the feeding roller and the material is continuously and periodically changed, the throwing distance of the material in the radial direction of the furnace body is also periodically changed, and the uniform throwing of the material in the furnace body is realized by matching with the rotation of the rotating body 1.
According to the utility model, the throwing distance of the material in the radial direction is continuously and periodically adjusted through the eccentrically arranged feeding roller 3 and is matched with the rotation of the rotating body 1, so that continuous and uniform feeding of the electric arc furnace can be realized.
Claims (7)
1. The utility model provides a zirconia fused cast iron electric arc furnace feed arrangement, a serial communication port, including rotator (1), rotator (1) vertical cartridge is in the central point of furnace roof put, rotator (1) coaxial and can wind the axis rotation with the furnace body, rotator (1) internally open has feed channel (2) that a (90) degree was buckled, the import of feed channel (2) is located the top surface of rotator (1), the export is located the lateral wall of rotator (1), rotator (1) are installed behind the furnace roof, the export of feed channel (2) is located the furnace body, the exit position of feed channel (2) is equipped with one rather than perpendicular and horizontally feed roller (3), the material is got into feed channel (2) back landing and is fed roller (3) downside, feed roller (3) rotate, can throw into the stove from feed roller (3) bottom with the material in feed channel (2) through frictional force, the pivot of feed roller (3) is installed for its self axis is eccentric.
2. The feeding device of the zirconia fused cast iron brick electric arc furnace according to claim 1, wherein a blanking pipe (4) and a connecting pipe (5) are arranged above the rotating body (1), the lower end of the connecting pipe (5) is fixedly connected with the inlet of the feeding channel (2), and the upper end is rotatably connected with the outlet of the blanking pipe (4) through a bearing.
3. The feeding device of the zirconia fused cast iron electric arc furnace according to claim 2, wherein the connecting pipe (5) is connected with a first driving motor (7) through a first belt mechanism (6), and the first driving motor (7) is fixed on the furnace roof.
4. The feeding device of the zirconia fused cast iron brick electric arc furnace according to claim 1, wherein the feeding roller (3) is connected with a second driving motor (9) through a second belt mechanism (8), the second driving motor (9) is fixed at the top of the rotating body (1), and a mounting groove (10) for mounting a belt wheel and a avoiding groove (11) for penetrating a connecting belt are arranged in the rotating body (1).
5. The feeding device of the zirconia fused cast iron electric arc furnace according to claim 1, wherein an annular ring (12) is arranged on the outer side of the rotary body (1), the annular ring (12) and the rotary body (1) are coaxially fixed on the furnace top, two annular conductor rings (13) are fixed on the inner wall of the annular ring (12) at intervals up and down, two conductor rods (14) are fixed on the rotary body (1), the two conductor rods (14) are respectively contacted with the two conductor rings (13), and the anode and the cathode of the second driving motor (9) are respectively connected with the two conductor rods (14).
6. The feeding device of the zirconia fused cast iron brick electric arc furnace according to claim 1, wherein the upper end of the rotating body (1) is provided with a convex edge (15), and an end face thrust ball bearing (16) is arranged between the convex edge (15) and the furnace top.
7. The feeding device of the zirconia fused cast iron brick electric arc furnace according to claim 1, wherein the outer wall of the feeding roller is provided with axial blades (17) uniformly distributed on the circumference.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320290776.6U CN219264910U (en) | 2023-02-23 | 2023-02-23 | Feeding device of zirconia fused cast brick electric arc furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320290776.6U CN219264910U (en) | 2023-02-23 | 2023-02-23 | Feeding device of zirconia fused cast brick electric arc furnace |
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| Publication Number | Publication Date |
|---|---|
| CN219264910U true CN219264910U (en) | 2023-06-27 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202320290776.6U Active CN219264910U (en) | 2023-02-23 | 2023-02-23 | Feeding device of zirconia fused cast brick electric arc furnace |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116907204A (en) * | 2023-09-08 | 2023-10-20 | 山西吕梁山矿产品有限公司 | Device and method for smelting brown fused alumina |
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2023
- 2023-02-23 CN CN202320290776.6U patent/CN219264910U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116907204A (en) * | 2023-09-08 | 2023-10-20 | 山西吕梁山矿产品有限公司 | Device and method for smelting brown fused alumina |
| CN116907204B (en) * | 2023-09-08 | 2023-11-28 | 山西吕梁山矿产品有限公司 | Device and method for smelting brown fused alumina |
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