CN204830854U - Online lower cone with alloy heating furnace - Google Patents
Online lower cone with alloy heating furnace Download PDFInfo
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- CN204830854U CN204830854U CN201520621312.4U CN201520621312U CN204830854U CN 204830854 U CN204830854 U CN 204830854U CN 201520621312 U CN201520621312 U CN 201520621312U CN 204830854 U CN204830854 U CN 204830854U
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- China
- Prior art keywords
- lower cone
- cone
- installing port
- heating furnace
- alloy heating
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- 239000000956 alloy Substances 0.000 title claims abstract description 43
- 229910045601 alloy Inorganic materials 0.000 title claims abstract description 39
- 238000010438 heat treatment Methods 0.000 title claims abstract description 33
- 230000002787 reinforcement Effects 0.000 claims abstract description 7
- 229910001018 Cast iron Inorganic materials 0.000 claims abstract description 6
- 238000005266 casting Methods 0.000 claims abstract description 4
- 238000007599 discharging Methods 0.000 claims description 5
- 229910000831 Steel Inorganic materials 0.000 abstract description 2
- 239000010959 steel Substances 0.000 abstract description 2
- 239000002994 raw material Substances 0.000 description 6
- 238000003723 Smelting Methods 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 5
- 238000002485 combustion reaction Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000011819 refractory material Substances 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 229910000967 As alloy Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000002425 crystallisation Methods 0.000 description 1
- 230000008025 crystallization Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 238000005272 metallurgy Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
Landscapes
- Furnace Housings, Linings, Walls, And Ceilings (AREA)
Abstract
The utility model provides an online lower cone with alloy heating furnace, the cone is big -end -up's cavity truncated conical tip down, the upper end of cone is equipped with and is used for the accent that is linked together with last furnace body under, the lower extreme of cone is equipped with a discharge gate that is used for exporting the alloy material down, be equipped with on the outer wall of cone under two with inside combustor installing port and ever -burning flame installing ports that are linked together of cone down, the cone is made by steel reinforcement cage skeleton and the integrative casting of cast iron down, has down certain eccentric distance between lower end face centre axis and the last end face centre axis of cone, the size of eccentric distance for the 0.25 -0.5 of cone height down doubly. The utility model has the characteristics of compact structure, rationally distributed, the life -span is high, and the spoilage is low, can improve and toast efficiency.
Description
Technical field
The utility model relates to a kind of alloy heating furnace, especially relates to a kind of lower cone of online alloy heating furnace.
Background technology
In metallurgy industry production process, alloy raw material, before adding smelting furnace (such as converter), needs to heat, and is used for removing the free water of alloy surface and the crystallization water of alloy inside, to meet the requirement of relevant smelting process technology.
Wherein, the on-line heating technology of alloy raw material is not lost due to its heat, and operating efficiency is high, is obviously paid much attention to by use producer the benefit that enterprise self brings.
Existing alloy raw material is mainly off-line heating technique, alloy heats mainly through design burner combustion and toroidal combustion chamber in alloy oven wall, the hot gas generated after the flame combustion that burner produces enters in alloy heating furnace from combustion chamber, and alloy heats.
The alloy heating furnace of this structure, generally all comprises a lower cone as alloy heating furnace bottom, and lower cone of the prior art adopts welded right circular cone usually, at right circular cone laid inside refractory material.Weldment is at high temperature out of shape seriously, cause the replacing accessory difficulty in later stage very large, in addition due in reinforced process, alloy the inwall of alloy heating furnace can form a powerful impulsive force, and refractory material at high temperature intensity can reduce, therefore the inwall of lower cone well damage under impact, cause alloy heating furnace to be generally no more than half a year and just need keep in repair, production cost is higher.
In addition, online alloy heating furnace needs to be arranged near smelting furnace (for converter), to solve the thermal loss problem of alloy raw material in course of conveying after heating, due to the reasons in structure of smelting furnace self, conical structures of the prior art causes alloy heating furnace cannot or to be difficult to be placed on smelting furnace side.
Utility model content
In order to solve the problems of the technologies described above, the utility model provides a kind of lower cone of online alloy heating furnace.
The utility model in order to solve the problems of the technologies described above adopted technical scheme is: a kind of lower cone of online alloy heating furnace, the hollow cone mesa-shaped that described lower cone is big up and small down, the accent for being connected with upper furnace body is provided with in the upper end of lower cone, the lower end of lower cone is provided with one for exporting the discharging opening of alloy material, the outer wall of lower cone is provided with two burner installing ports and an ever-burning flame installing port be connected with lower cone inside, and described lower cone is made up of reinforcement cage skeleton and the casting of cast iron one.
Further, have certain eccentric throw between the lower surface central axis of lower cone and upper surface central axis, the size of described eccentric throw is 0.25-0.5 times of lower cone height.
Further, the upper surface and lower surface of lower cone are equipped with the seal groove of annular.
Further, the center line of two burner installing ports is all positioned at the position of lower cone height lower middle, and two burner installing port co-altitudes are arranged.
Further, the distance of the center line distance lower cone lower surface of burner installing port is 0.2-0.6 times of lower cone height.
Further, two burner installing ports are circumferentially circumferentially evenly arranged in the same of lower cone outer wall, the center line of two burner installing ports parallel to each other and all with center, lower cone upper surface and center, lower surface the line of the projection in same level perpendicular.
Further, be equipped with along the outward extending mounting flange of corresponding installing port at two burner installing port places and ever-burning flame installing port place.
Described ever-burning flame installing port and burner installing port co-altitude are arranged, and ever-burning flame installing port is arranged on one of them burner installing port side, and the mounting flange at ever-burning flame installing port place and the mounting flange of this burner installing port are connected as a single entity.
Beneficial effect:
According to the utility model, lower cone adopts steel reinforcement cage and cast iron integrally to cast the structure made, and is provided with two burner installing ports, not only can ensure the service life of lower cone, reduce the maintenance rate of whole alloy heating furnace, and can improve burning cured effect.
The inclined cone structure of further employing, the size of eccentric throw is 0.25-0.5 times of lower cone height, not only can ensure the smooth installation of alloy heating furnace, can also ensure the smooth discharging of alloy raw material after heating.
Below in conjunction with the drawings and specific embodiments, concrete detailed description is further done to the utility model.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the A-A view of Fig. 1.
Fig. 3 is the top view of Fig. 1.
In figure, 1, accent, 2, ever-burning flame installing port, 3, seal groove, 4, discharging opening, 5, burner installing port, 6, upper surface central axis, 7, lower surface central axis, 8, mounting flange, L, eccentric throw, H, lower cone height, the distance of the center line distance lower cone lower surface of H1, burner installing port, B, wall thickness.
Detailed description of the invention
As shown in the figure, a kind of lower cone (abbreviation lower cone) of online alloy heating furnace, the hollow cone mesa-shaped that described lower cone is big up and small down, the accent 1 for being connected with upper furnace body is provided with in the upper end of lower cone, the lower end of lower cone is provided with one for exporting the discharging opening 4 of alloy material, the outer wall of lower cone is provided with two burner installing ports 5 and an ever-burning flame installing port 2 be connected with lower cone inside, and described lower cone is made into integration by reinforcement cage skeleton and cast iron.
Particularly, the reinforcement cage skeleton being made into hollow cone shape can be placed in casting molding box, then pour into metal and make.
The wall thickness B of whole lower cone can set as required, is preferably 110-150mm.
The lower cone of this structure, because cast iron is not oxidizable when high temperature, reinforcement cage skeleton can ensure the intensity of whole lower cone, therefore very durable, the service life of lower cone significantly improves, and efficiently solves alloy heating furnace due to lower cone and damages the problem of the frequent maintenance caused.
Between the lower surface central axis 7 of lower cone and upper surface central axis 6, there is certain eccentric throw L.
The size of described eccentric throw L is 0.25-0.5 times of lower cone height H.
In present embodiment, the size of eccentric throw L is 0.33 times of lower cone height H.
The upper surface and lower surface of lower cone are equipped with the seal groove 3 of annular, lower cone can be ensured and be tightly connected between alloy heating furnace and remainder.
The center line of two burner installing ports 5 is all positioned at the position of lower cone height lower middle, and two burner installing port 5 co-altitudes are arranged, preferably, the distance H1 of the center line distance lower cone lower surface of burner installing port 5 is 0.2-0.6 times of lower cone height H.
Present embodiment, the distance H1 of the center line distance lower cone lower surface of burner installing port 5 is 0.4 times of lower cone height H.
Two burner installing ports 5 are circumferentially circumferentially evenly arranged in the same of lower cone outer wall, the center line of two burner installing ports 5 parallel to each other and all with center, lower cone upper surface and center, lower surface the line of the projection in same level perpendicular.The lower cone of this spline structure, can ensure that the flame formed in the course of the work after burner is installed can form a strong circulation temperature field along lower cone inside, ensure the evenly effectively heating of alloy raw material.
Be equipped with along the outward extending mounting flange 8 of corresponding installing port at two burner installing port 5 places and ever-burning flame installing port 2 place, mounting flange 8 can ensure the stable installation of related burner and ever-burning flame.
Ever-burning flame installing port 2 and burner installing port 5 co-altitude are arranged, and ever-burning flame installing port 2 is arranged on one of them burner installing port side, and the mounting flange of ever-burning flame installing port and the mounting flange of this burner installing port are connected as a single entity.
Compared with the lower cone of alloy heating furnace in prior art, the utility model has compact conformation, rationally distributed, and converter life is high; Safeguard simple, spoilage is low, changes accessory easy; The advantages such as baking efficiency high-performance is reliable and stable.
Claims (8)
1. use the lower cone of alloy heating furnace online for one kind, it is characterized in that: the hollow cone mesa-shaped that described lower cone is big up and small down, the accent (1) for being connected with upper furnace body is provided with in the upper end of lower cone, the lower end of lower cone is provided with one for exporting the discharging opening (4) of alloy material, the outer wall of lower cone is provided with two burner installing ports (5) and an ever-burning flame installing port (2) be connected with lower cone inside, and described lower cone is made up of reinforcement cage skeleton and the casting of cast iron one.
2. the lower cone of a kind of online alloy heating furnace according to claim 1, it is characterized in that: have certain eccentric throw (L) between the lower surface central axis (7) of lower cone and upper surface central axis (6), the size of described eccentric throw (L) is 0.25-0.5 times of lower cone height (H).
3. the lower cone of a kind of online alloy heating furnace according to claim 1, is characterized in that: the seal groove (3) being equipped with annular on the upper surface and lower surface of lower cone.
4. the lower cone of a kind of online alloy heating furnace according to claim 1, is characterized in that: the center line of two burner installing ports (5) is all positioned at the position of lower cone height lower middle, and two burner installing port (5) co-altitudes are arranged.
5. the lower cone of a kind of online alloy heating furnace according to claim 1, is characterized in that: the center line of burner installing port (5) apart from the distance (H1) of the lower cone lower surface 0.2-0.6 that is lower cone height (H) doubly.
6. the lower cone of a kind of online alloy heating furnace according to claim 1, it is characterized in that: two burner installing ports (5) are circumferentially circumferentially evenly arranged in the same of lower cone outer wall, the center line of two burner installing ports (5) parallel to each other and all with center, lower cone upper surface and center, lower surface the line of the projection in same level perpendicular.
7. the lower cone of a kind of online alloy heating furnace according to claim 1, is characterized in that: be equipped with along the outward extending mounting flange of corresponding installing port at two burner installing port (5) places and ever-burning flame installing port (2) place.
8. the lower cone of a kind of online alloy heating furnace according to claim 7, it is characterized in that: described ever-burning flame installing port (2) and burner installing port (5) co-altitude are arranged, and ever-burning flame installing port (2) is arranged on one of them burner installing port side, the mounting flange at ever-burning flame installing port (2) place and the mounting flange of this burner installing port are connected as a single entity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520621312.4U CN204830854U (en) | 2015-08-18 | 2015-08-18 | Online lower cone with alloy heating furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520621312.4U CN204830854U (en) | 2015-08-18 | 2015-08-18 | Online lower cone with alloy heating furnace |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204830854U true CN204830854U (en) | 2015-12-02 |
Family
ID=54688449
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520621312.4U Active CN204830854U (en) | 2015-08-18 | 2015-08-18 | Online lower cone with alloy heating furnace |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204830854U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106403580A (en) * | 2016-11-29 | 2017-02-15 | 攀枝花市仁通钒业有限公司 | Electric arc furnace with filler device |
-
2015
- 2015-08-18 CN CN201520621312.4U patent/CN204830854U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106403580A (en) * | 2016-11-29 | 2017-02-15 | 攀枝花市仁通钒业有限公司 | Electric arc furnace with filler device |
| CN106403580B (en) * | 2016-11-29 | 2018-09-18 | 攀枝花市仁通钒业有限公司 | A kind of electric arc furnaces with filler device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 471039 No. 8 Qingcheng Road, hi tech Industrial Development Zone, Henan, Luoyang Patentee after: LUOYANG WODA ENERGY SAVING TECHNOLOGY CO.,LTD. Address before: 471039 No. 8 Qingcheng Road, hi tech Industrial Development Zone, Henan, Luoyang Patentee before: LUOYANG WODA MACHINERY TECHNOLOGY DEVELOPMENT Co.,Ltd. |
|
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 471399 No.1 Gaoxin Road, Hebin Street Office, Yichuan County, Luoyang City, Henan Province Patentee after: Luoyang Woyouda Technology Co.,Ltd. Country or region after: China Address before: 471039 No.8 Qingcheng Road, High tech Industrial Development Zone, Luoyang City, Henan Province Patentee before: LUOYANG WODA ENERGY SAVING TECHNOLOGY CO.,LTD. Country or region before: China |