CN219793032U - Reinforced LF bell convenient to maintain - Google Patents
Reinforced LF bell convenient to maintain Download PDFInfo
- Publication number
- CN219793032U CN219793032U CN202321120131.4U CN202321120131U CN219793032U CN 219793032 U CN219793032 U CN 219793032U CN 202321120131 U CN202321120131 U CN 202321120131U CN 219793032 U CN219793032 U CN 219793032U
- Authority
- CN
- China
- Prior art keywords
- furnace cover
- dust collection
- cover body
- holes
- reinforcing ribs
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 230000003014 reinforcing effect Effects 0.000 claims abstract description 76
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 73
- 239000000428 dust Substances 0.000 claims abstract description 56
- 238000001816 cooling Methods 0.000 claims abstract description 24
- 238000012423 maintenance Methods 0.000 abstract description 4
- 230000002035 prolonged effect Effects 0.000 abstract description 3
- 238000005728 strengthening Methods 0.000 description 9
- 238000007670 refining Methods 0.000 description 5
- 239000000779 smoke Substances 0.000 description 4
- 239000000498 cooling water Substances 0.000 description 3
- 238000004140 cleaning Methods 0.000 description 2
- 238000005336 cracking Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005266 casting Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000005272 metallurgy Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000011819 refractory material Substances 0.000 description 1
Landscapes
- Furnace Housings, Linings, Walls, And Ceilings (AREA)
Abstract
The utility model discloses a reinforced LF furnace cover convenient to maintain, which comprises: the furnace cover body is provided with a plurality of electrode holes and is provided with a reinforcing component, a dust collection component and a cooling component; the reinforcing component comprises a reinforcing rib I, a reinforcing rib II, a reinforcing rib III and a reinforcing rib IV, and also comprises a reinforcing rib X connected to the outer edge of the top surface of the furnace cover body; the dust collection assembly comprises a dust collection through pipe and an inner barrel; the cooling assembly comprises an annular water hole, a water inlet hole and a water outlet hole. According to the utility model, the service life of the furnace cover is prolonged by arranging the reinforcing ribs and the water hole cooling mode on the furnace cover, and meanwhile, the dust collection mode is improved, so that the daily maintenance work of the furnace cover is convenient and rapid, and the working efficiency is improved.
Description
Technical Field
The utility model belongs to the technical field of metallurgy, and particularly relates to a reinforced LF furnace cover convenient to maintain.
Background
With the development of metallurgical technology, ladle refining is popular, and in particular, refining by using an LF furnace has been widely used. The LF refining is generally carried out for 30-60 minutes, the refining time is long, the temperature is high and the fluctuation is large, the highest temperature can reach 1550 ℃, the requirement on the furnace cover is also severe, the LF furnace cover is generally formed by integrally casting refractory materials, and the central area of the LF furnace cover is gradually thinned due to the long-term influence of high temperature and corrosion, so that the situation of collapse and cracking easily occurs, and the safety production is greatly influenced.
The Chinese patent specification discloses an LF refining ladle edge smoke dust collecting cover (publication number CN 113106195A), and specifically discloses the following: the dust collecting device comprises a water-cooling furnace cover, wherein a wrapping smoke collecting cover is arranged on the lower side of the water-cooling furnace cover and comprises a skirt ring, a horizontal water-cooling coil pipe, a main dust collecting cover water-cooling coil pipe and a dust collecting air pipe, the main dust collecting cover water-cooling coil pipe is welded below the water-cooling furnace cover, the horizontal water-cooling coil pipe on the inner side of the skirt ring is welded below the main dust collecting cover water-cooling coil pipe, and the horizontal water-cooling coil pipe is welded to form uniformly distributed narrow strip dust collecting openings, so that the surrounding suction force of the wrapping is ensured to be uniform.
Although the cooling of the furnace cover and the collection of smoke dust are improved, the cooling effect of the water-cooling coil is difficult to achieve the expected purpose, the smoke dust capturing mode is inconvenient for cleaning the filter element, and other specific technical schemes are not provided for the durable use of the furnace cover.
Disclosure of Invention
1. Technical problem to be solved
The utility model provides a reinforced LF furnace cover convenient to maintain, which aims to: solves the problems of collapse and cracking of the furnace cover in the use process, improves the dust collection mode and facilitates the daily maintenance of the furnace cover.
2. Technical proposal
In order to achieve the above object, the present utility model adopts the following technical scheme, including:
the furnace cover body is provided with a plurality of electrode holes and is provided with a reinforcing component and a dust collection component; the reinforcing component comprises reinforcing ribs I, reinforcing ribs II, reinforcing ribs III and reinforcing ribs IV, wherein the reinforcing ribs I are positioned between every two adjacent electrode holes, the end parts of the reinforcing ribs I are connected with the outer circle of the electrode holes, and the bottom parts of the reinforcing ribs I are connected with the top surface of the furnace cover body; the plurality of reinforcing ribs II are arranged in a triangle shape at the center of the furnace cover body, the bottoms of the reinforcing ribs II are connected with the top surface of the furnace cover body, the end parts of every two adjacent reinforcing ribs II are connected with reinforcing ribs III, and the bottoms of the reinforcing ribs III are connected with the top surface of the furnace cover body; the plurality of reinforcing ribs IV are arranged, one end of each reinforcing rib IV is connected with the reinforcing rib I, the other end of each reinforcing rib IV is connected with the reinforcing rib III, and the bottom of each reinforcing rib IV is connected with the top surface of the furnace cover body; the reinforcing component also comprises a reinforcing rib X connected to the outer edge of the top surface of the furnace cover body.
Further, the dust collection assembly comprises a plurality of dust collection through pipes and an inner cylinder, wherein the dust collection through pipes are embedded in the dust collection through holes of the furnace cover body in a one-to-one correspondence manner, external threads at the lower end of the dust collection through pipes are detachably connected with internal threads at the lower end of the dust collection through holes, a grid is arranged at the lower end of the inner circle of the dust collection through pipes, and a filter element is arranged at the upper part of the grid; the inner cylinder is detachably inserted into the dust collection through pipe, the outer circle of the inner cylinder is in clearance fit with the inner circle of the dust collection through pipe, the bottom end of the inner cylinder is connected with the grid, and the upper end of the inner cylinder is connected with the handle.
Further, the furnace cover body is also provided with a cooling assembly, the cooling assembly comprises a plurality of annular water holes, water inlet holes and water outlet holes, the annular water holes are different in diameter, the annular water holes are formed in the lower end of the furnace cover body, the lower sections of the water inlet holes are sequentially communicated with the plurality of annular water holes, the upper ends of the water inlet holes are stopped at the top surface of the furnace cover body, and the upper ends of the water inlet holes are connected with a water inlet pipe; the water outlet hole is arranged opposite to the water inlet hole, the lower section of the water outlet hole is sequentially communicated with the other sides of the annular water holes, the upper end of the water outlet hole is stopped at the other side of the top surface of the furnace cover body, and the upper end of the water outlet hole is connected with the water outlet pipe.
Further, a circle of anti-slip ridges are arranged on the upper portion of the outer circle of the dust collection through pipe.
Further, the filter element is a high-temperature resistant filter element.
Further, the top surface of the furnace cover body is also connected with a plurality of lifting rings.
3. Advantageous effects
According to the reinforced LF furnace cover convenient to maintain, the service life of the furnace cover is prolonged by arranging the reinforcing ribs and the water holes on the furnace cover for cooling, meanwhile, the dust collection mode is improved, the daily maintenance work of the furnace cover is convenient, and the working efficiency is improved.
Drawings
Fig. 1 is a schematic perspective view of the present utility model.
Fig. 2 is a schematic top view of fig. 1.
Fig. 3 is a schematic view of the front view partially in section of fig. 1.
Fig. 4 is a schematic view of the cross-sectional A-A structure of fig. 3.
Fig. 5 is a partial perspective view of the present utility model.
Fig. 6 is a schematic cross-sectional structure of fig. 5.
Fig. 7 is a schematic top view of fig. 5.
Detailed Description
Specific embodiments of the utility model will be described in further detail below with reference to the drawings to facilitate a more readily apparent understanding of those skilled in the art.
Examples
As shown in fig. 1 and 2, an embodiment of the present utility model includes:
the furnace cover comprises a furnace cover body 1, wherein the furnace cover body is provided with three electrode holes 2, and is provided with a reinforcing component 3 and a dust collection component 4; the reinforcing component comprises reinforcing ribs I31, reinforcing ribs II 32, reinforcing ribs III 33 and reinforcing ribs IV 34, wherein the reinforcing ribs I are positioned between every two adjacent electrode holes, the end parts of the reinforcing ribs I are connected with the outer circle of the electrode holes, and the bottom parts of the reinforcing ribs I are connected with the top surface of the furnace cover body; the three reinforcing ribs II are arranged in a triangular manner at the center of the furnace cover body, the bottoms of the reinforcing ribs II are connected with the top surface of the furnace cover body, the end parts of every two adjacent reinforcing ribs II are connected with reinforcing ribs III, and the bottoms of the reinforcing ribs III are connected with the top surface of the furnace cover body; the plurality of reinforcing ribs IV are arranged, one end of each reinforcing rib IV is connected with the reinforcing rib I, the other end of each reinforcing rib IV is connected with the reinforcing rib III, and the bottom of each reinforcing rib IV is connected with the top surface of the furnace cover body; the reinforcing component also comprises a reinforcing rib X35 connected to the outer edge of the top surface of the furnace cover body.
Through being connected the top surface of foretell strengthening rib I, strengthening rib II, strengthening rib III, strengthening rib IV, strengthening rib X with the bell body to and the interconnect between strengthening rib I, strengthening rib II, strengthening rib III, the strengthening rib IV, strengthened the intensity in the central region and the marginal region of bell body greatly, effectively prevented the early corruption damage of bell body, improved the life of bell body.
Further, as shown in fig. 2, 3, 5, 6 and 7, the dust collection assembly comprises three dust collection through pipes 41 and an inner cylinder 42, wherein the three dust collection through pipes are embedded in three dust collection through holes of the furnace cover body in a one-to-one correspondence manner, external threads at the lower end of the dust collection through pipes are detachably connected with internal threads at the lower end of the dust collection through holes, a grid net 43 is arranged at the lower end of the inner circle of the dust collection through pipes, and a filter element 44 is arranged at the upper part of the grid net; the inner cylinder is detachably inserted into the dust collection through pipe, the outer circle of the inner cylinder is in clearance fit with the inner circle of the dust collection through pipe, the bottom end of the inner cylinder is connected with the grid, and the upper end of the inner cylinder is connected with the handle 45.
When the filter core in the dust collection assembly needs to be cleaned, the dust collection through pipe is only required to be detached from the furnace cover body in a spiral mode, the handle at the upper end of the inner cylinder is held, the inner cylinder is pulled out of the dust collection through pipe, and the filter core can be taken out for cleaning or replacement, so that the dust collection device is convenient and quick.
Further, as shown in fig. 2, 3 and 4, the furnace cover body is further provided with a cooling assembly 5, the cooling assembly comprises three annular water holes 51, water inlet holes 52 and water outlet holes 53, the diameters of the three annular water holes are different, the annular water holes are arranged in the lower end of the furnace cover body, the lower sections of the water inlet holes are sequentially communicated with the three annular water holes, the upper ends of the water inlet holes are stopped at the top surface of the furnace cover body, and the upper ends of the water inlet holes are connected with a water inlet pipe 54; the water outlet hole is arranged opposite to the water inlet hole, the lower section of the water outlet hole is sequentially communicated with the other sides of the three annular water holes, the upper end of the water outlet hole is stopped at the other side of the top surface of the furnace cover body, and the upper end of the water outlet hole is connected with the water outlet pipe 55.
The annular water holes, the water inlet holes and the water outlet holes are adopted, cooling water is introduced into the annular water holes, and the cooling water flowing into the water inlet holes is split to flow into the water outlet holes after passing through the three annular water holes, so that the furnace cover body is cooled.
Further, as shown in fig. 5, the outer circle of the dust-collecting through pipe is provided with a circle of anti-slip ribs 46 at the upper part thereof, so as to facilitate screwing the dust-collecting through pipe and convenient disassembly.
Further, the filter element is a high-temperature resistant filter element.
Further, as shown in fig. 1 and 2, the top surface of the furnace cover body is also connected with a plurality of lifting rings 6.
When the water supply system is used, the water inlet pipe is communicated with the water outlet of the water supply system, the water outlet pipe is communicated with the water inlet of the water supply system, and the water supply system is provided with a cooling water cooling device in a circulating water supply mode; three branch pipes connected with the near end of the dust collection main pipe are sleeved with the three dust collection through pipes in one-to-one correspondence, and the far end of the dust collection main pipe is provided with a dust collection device.
According to the reinforced LF furnace cover convenient to maintain, the service life of the furnace cover is prolonged by arranging the reinforcing ribs and the water holes on the furnace cover for cooling, meanwhile, the dust collection mode is improved, the daily maintenance work of the furnace cover is convenient, and the working efficiency is improved.
Claims (6)
1. The utility model provides a strenghthened type LF bell convenient to maintain, its includes bell body (1), the bell body is opened has a plurality of electrode holes (2), its characterized in that: the furnace cover body is provided with a reinforcing component (3) and a dust collection component (4); the reinforcing component comprises reinforcing ribs I (31), reinforcing ribs II (32), reinforcing ribs III (33) and reinforcing ribs IV (34), wherein the reinforcing ribs I are positioned between every two adjacent electrode holes, the end parts of the reinforcing ribs I are connected with the outer circle of the electrode holes, and the bottom parts of the reinforcing ribs I are connected with the top surface of the furnace cover body; the plurality of reinforcing ribs II are arranged in a triangle shape at the center of the furnace cover body, the bottoms of the reinforcing ribs II are connected with the top surface of the furnace cover body, the end parts of every two adjacent reinforcing ribs II are connected with reinforcing ribs III, and the bottoms of the reinforcing ribs III are connected with the top surface of the furnace cover body; the plurality of reinforcing ribs IV are arranged, one end of each reinforcing rib IV is connected with the reinforcing rib I, the other end of each reinforcing rib IV is connected with the reinforcing rib III, and the bottom of each reinforcing rib IV is connected with the top surface of the furnace cover body; the reinforcing component also comprises a reinforcing rib X (35) connected to the outer edge of the top surface of the furnace cover body.
2. The enhanced LF burner cap of claim 1, wherein: the dust collection assembly comprises a plurality of dust collection through pipes (41) and an inner cylinder (42), wherein the dust collection through pipes are embedded in dust collection through holes of the furnace cover body in a one-to-one correspondence manner, external threads at the lower end of the dust collection through pipes are detachably connected with internal threads at the lower end of the dust collection through holes, a grid (43) is arranged at the lower end of the inner circle of the dust collection through pipes, and a filter element (44) is arranged at the upper part of the grid; the inner cylinder is detachably inserted into the dust collection through pipe, the outer circle of the inner cylinder is in clearance fit with the inner circle of the dust collection through pipe, the bottom end of the inner cylinder is connected with the grid, and the upper end of the inner cylinder is connected with the handle (45).
3. The reinforced LF burner cap according to claim 1 or 2, characterized in that: the furnace cover body is also provided with a cooling assembly (5), the cooling assembly comprises a plurality of annular water holes (51), water inlet holes (52) and water outlet holes (53), the annular water holes are different in diameter, the annular water holes are arranged in the lower end of the furnace cover body, the lower sections of the water inlet holes are sequentially communicated with the plurality of annular water holes, the upper ends of the water inlet holes are stopped at the top surface of the furnace cover body, and the upper ends of the water inlet holes are connected with a water inlet pipe (54); the water outlet hole is arranged opposite to the water inlet hole, the lower section of the water outlet hole is sequentially communicated with the other sides of the plurality of annular water holes, the upper end of the water outlet hole is stopped at the other side of the top surface of the furnace cover body, and the upper end of the water outlet hole is connected with a water outlet pipe (55).
4. The enhanced LF burner cap of claim 2, wherein: the upper part of the excircle of the dust collection through pipe is provided with a circle of anti-slip ridges (46).
5. The enhanced LF burner cap of claim 4, wherein: the filter element is a high-temperature resistant filter element.
6. The enhanced LF burner cap of claim 5, wherein: the top surface of the furnace cover body is also connected with a plurality of lifting rings (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321120131.4U CN219793032U (en) | 2023-05-10 | 2023-05-10 | Reinforced LF bell convenient to maintain |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321120131.4U CN219793032U (en) | 2023-05-10 | 2023-05-10 | Reinforced LF bell convenient to maintain |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219793032U true CN219793032U (en) | 2023-10-03 |
Family
ID=88174902
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321120131.4U Active CN219793032U (en) | 2023-05-10 | 2023-05-10 | Reinforced LF bell convenient to maintain |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219793032U (en) |
-
2023
- 2023-05-10 CN CN202321120131.4U patent/CN219793032U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN219793032U (en) | Reinforced LF bell convenient to maintain | |
| CN108444300A (en) | A kind of flue gas waste heat-recovering energy conservation and environmental protection kiln | |
| CN206402616U (en) | The air-cooled radiating device of electric machine controller | |
| CN208145649U (en) | A kind of air filter | |
| CN107619685A (en) | A kind of tower water-cooled grate for fixed-bed gasification furnace | |
| CN209524751U (en) | A kind of novel energy-saving environment-friendly aluminum melting equipment | |
| CN211177995U (en) | Energy-concerving and environment-protective type secondary lead retrieves smelting device | |
| CN210462985U (en) | Circulating fluidized bed air distribution device for thermal power plant | |
| CN207975640U (en) | A kind of blast cap of circulating fluidized bed boiler | |
| CN214470092U (en) | Novel discharging nozzle device of submerged arc furnace | |
| CN206986206U (en) | Gas-based reduction shaft furnace | |
| CN215723175U (en) | Air inlet hood for circulating fluidized bed | |
| CN209840079U (en) | Boiler hood device | |
| CN201224738Y (en) | Big cone oxygen lance special for steel smelting | |
| CN220981329U (en) | High-safety detachable boiler hood | |
| CN218989185U (en) | Raw gas cooler with dust removal and tar removal functions | |
| CN214031739U (en) | Graphite cathode material carbonizing apparatus | |
| CN220146492U (en) | Detachable exhaust pipe for gas cylinder liner rotational molding die | |
| CN205137437U (en) | Stand wear and tear boiler hood structure | |
| CN212961665U (en) | Threaded smoke tube for boiler | |
| CN211373265U (en) | Graphite carbon calcination discharge water cooling device | |
| CN217247432U (en) | Dry quenching barricade dust pelletizing system with many unloading passageways | |
| CN204648920U (en) | A kind of valve is produced and is used high-efficiency and energy-saving type furnace cupola | |
| CN215766394U (en) | Cupola for desulfurization and dust and waste gas treatment | |
| CN206424612U (en) | A kind of rectifying column of energy-saving safety |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |