CN203546069U - Thermal insulation device for fire door oxygen lance - Google Patents
Thermal insulation device for fire door oxygen lance Download PDFInfo
- Publication number
- CN203546069U CN203546069U CN201320866463.7U CN201320866463U CN203546069U CN 203546069 U CN203546069 U CN 203546069U CN 201320866463 U CN201320866463 U CN 201320866463U CN 203546069 U CN203546069 U CN 203546069U
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- China
- Prior art keywords
- thermal insulator
- water jacket
- jacket thermal
- oxygen lance
- water
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/20—Recycling
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- Furnace Housings, Linings, Walls, And Ceilings (AREA)
Abstract
The utility model provides a thermal insulation device for a fire door oxygen lance. The thermal insulation device for the fire door oxygen lance comprises a fire door (1) and a fire door oxygen lance (4), wherein an installation device of the fire door oxygen lance (4) is provided with an oxygen lance base bearing (2) and an oxygen lance rotary bearing (3). A first thermal insulation water tank (5) and a second thermal insulation water tank (6) are also included, wherein the first thermal insulation water tank (5) is disposed between the fire door (1) and the oxygen lance base bearing (2), and the second thermal insulation water tank (6) is disposed between the fire door (1) and the oxygen lance rotary bearing (3). In addition, the first thermal insulation water tank (5) is provided with a first water inlet (5.1) and a first water outlet (5.2), and the second thermal insulation water tank (6) is provided with a second water inlet (6.1) and a second water outlet (6.2). Due to the facts that the first thermal insulation water tank and the second thermal insulation water tank are adopted, and flowing cooling water is used for thermal insulation of the oxygen lance base bearing and the oxygen lance rotary bearing, the thermal insulation device has the advantages of simple structure and small investment.
Description
Technical field
The utility model relates to iron and steel technical field, relates in particular to a kind of furnace door oxygen lance, specifically refers to a kind of furnace door oxygen lance heat-proof device.
Background technology
The furnace door oxygen lance of electric furnace, near electric furnace doorway, is responsible for to oxygen blast in stove.Molten clear after, in stove, molten iron temperature is up to 1600 ℃ of left and right, because of high temperature cause the base bearing of furnace door oxygen lance erecting device and oxygen rifle swivel bearing working temperature higher, because of bearing support except lubricated without refrigerating unit, thereby cause ball in bearing to expand, impact is rotated, and adopt glycerine lubrication during due to design, be subject to temperatures involved often to cause glycerine in bearing to run off, can not accurately hold refueling time.
Utility model content
The technical problems to be solved in the utility model is to provide a kind of little, can effectively to reduce base bearing and oxygen rifle swivel bearing working temperature furnace door oxygen lance heat-proof device of investing.
First technical solution of the present utility model provides a kind of furnace door oxygen lance heat-proof device, comprise fire door and furnace door oxygen lance, the erecting device of described furnace door oxygen lance is provided with oxygen rifle base bearing and oxygen rifle swivel bearing, also comprise water jacket thermal insulator I and water jacket thermal insulator II, described water jacket thermal insulator I is located between fire door and oxygen rifle base bearing, described water jacket thermal insulator II is located between fire door and oxygen rifle swivel bearing, the described water jacket thermal insulator I that also comprises has water-in I and water outlet, and described water jacket thermal insulator II has water-in II and water outlet II.
Adopt after above scheme, the utility model is provided with water jacket thermal insulator in oxygen rifle base bearing and oxygen rifle swivel bearing outer end and absorbs the heat of fire door radiation, utilize in use the water coolant that flows to take away the heat that water jacket thermal insulator absorbs, thereby greatly reduce the heating power radiation of fire door to base bearing and oxygen rifle swivel bearing, effectively reduce and reduce base bearing and oxygen rifle swivel bearing working temperature, the utility model is simple in structure, invest less, be convenient to promote.
As preferably, described water jacket thermal insulator I and the structure of water jacket thermal insulator II are flats water plate case.This preferred version is simple in structure, and cost is lower, and has the function of good absorbing radiation heat.
As preferably, the described vertical placement of flats water plate case also has curved bend pars convoluta.This preferred version is arranged to have certain arc-shaped bend by flats water plate case, can absorb to greatest extent fire door heat radiation.
As preferably, described water-in I is located at the bottom of water jacket thermal insulator I, and described water outlet I is located at the top of water jacket thermal insulator I, and described water-in II is located at the bottom of water jacket thermal insulator II, and described water outlet II is located at the top of water jacket thermal insulator I.The convenient water coolant that flows of this preferred version absorbs the heat in water jacket thermal insulator I and water jacket thermal insulator II to greatest extent, and cooling performance is better, be one preferred embodiment.
As preferably, described water-in I is located at the lower left corner or the lower right corner of water jacket thermal insulator I, described water outlet I is located at the upper right corner or the upper left corner of water jacket thermal insulator I, described water-in II is located at the lower left corner or the lower right corner of water jacket thermal insulator II, and described water outlet II is located at the upper right corner or the upper left corner of water jacket thermal insulator I.
As preferably, described water-in I and water-in II also connect, and described water outlet I and water outlet II also connect.
In sum, the utility model is by arranging water jacket thermal insulator I and water jacket thermal insulator II and utilizing the water coolant that flows to realize heat insulation to oxygen rifle base bearing and oxygen rifle swivel bearing, have simple in structure, invest little beneficial effect.
Accompanying drawing explanation
Accompanying drawing 1 is furnace door oxygen lance heat-proof device structural representation of the present utility model;
Accompanying drawing 2 is the structural representations of water jacket thermal insulator I in the utility model.
Shown in figure:
1, fire door, 2, oxygen rifle base bearing, 3, oxygen rifle swivel bearing, 4, oxygen rifle, 5, water jacket thermal insulator I, 5.1, water-in I, 5.2, water outlet, 6, water jacket thermal insulator II, 6.1, water-in II, 6.2, water outlet.
Embodiment
Below in conjunction with accompanying drawing 1, the embodiment of furnace door oxygen lance heat-proof device of the present utility model is described in detail below, should be understood that following embodiment is to the utility model most preferred embodiment, conduct is not to restriction of the present utility model.
First it should be noted is that the structure that only shows water jacket thermal insulator I in accompanying drawing 2, identical with the structure of water jacket thermal insulator I for the structure of water jacket thermal insulator II.
As shown in accompanying drawing 1 and accompanying drawing 2, a kind of furnace door oxygen lance heat-proof device, comprise fire door 1 and furnace door oxygen lance 4, the erecting device of described furnace door oxygen lance 4 is provided with oxygen rifle base bearing 2 and oxygen rifle swivel bearing 3, it is characterized in that: also comprise water jacket thermal insulator I5 and water jacket thermal insulator II6, described water jacket thermal insulator I5 is located between fire door 1 and oxygen rifle base bearing 2, described water jacket thermal insulator II6 is located between fire door 1 and oxygen rifle swivel bearing 3, the described water jacket thermal insulator I5 that also comprises has water-in I5.1 and water outlet 5.2, described water jacket thermal insulator II6 has water-in II6.1 and water outlet II6.2.
Wherein, the structure of described water jacket thermal insulator I5 and water jacket thermal insulator II6 is flats water plate case.
Wherein, the described vertical placement of flats water plate case there is curved bend pars convoluta.
Wherein, described water-in I5.1 is located at the lower left corner of water jacket thermal insulator I5, described water outlet I5.2 is located at the upper right corner of water jacket thermal insulator I5, and described water-in II6.1 is located at the lower left corner of water jacket thermal insulator II6, and described water outlet II6.2 is located at the upper right corner of water jacket thermal insulator I6.
Wherein, described water-in I5.1 and water-in II6.1 also connect, and described water outlet I6.2 and water outlet II6.2 also connect.
Above embodiment is that 1 pair of best embodiment of the present utility model is described by reference to the accompanying drawings, but these explanations can not be understood to limit scope of the present utility model, obviously, under design of the present utility model, still can make a lot of variations, as as described in water-in I5.1 also can be located at the lower right corner of water jacket thermal insulator I5, described water outlet I5.2 is located at the upper left corner of water jacket thermal insulator I5, described water-in II6.1 is located at the lower right corner of water jacket thermal insulator II6, and described water outlet II6.2 is located at the upper left corner of water jacket thermal insulator I6.In this explanation, any any change of making under inventive concept of the present utility model all will fall in protection domain of the present utility model.
Claims (6)
1. a furnace door oxygen lance heat-proof device, comprise fire door (1) and furnace door oxygen lance (4), the erecting device of described furnace door oxygen lance (4) is provided with oxygen rifle base bearing (2) and oxygen rifle swivel bearing (3), it is characterized in that: also comprise water jacket thermal insulator I(5) and water jacket thermal insulator II(6), described water jacket thermal insulator I(5) be located between fire door (1) and oxygen rifle base bearing (2), described water jacket thermal insulator II(6) be located between fire door (1) and oxygen rifle swivel bearing (3), the described water jacket thermal insulator I(5 that also comprises) there is water-in I(5.1) and water outlet (5.2), described water jacket thermal insulator II(6) there is water-in II(6.1) and water outlet II(6.2).
2. furnace door oxygen lance heat-proof device according to claim 1, is characterized in that: described water jacket thermal insulator I(5) and water jacket thermal insulator II(6) structure be flats water plate case.
3. furnace door oxygen lance heat-proof device according to claim 2, is characterized in that: the described vertical placement of flats water plate case also has curved bend pars convoluta.
4. furnace door oxygen lance heat-proof device according to claim 1, it is characterized in that: described water-in I(5.1) be located at water jacket thermal insulator I(5) bottom, described water outlet I(5.2) be located at water jacket thermal insulator I(5) top, described water-in II(6.1) be located at water jacket thermal insulator II(6) bottom, described water outlet II(6.2) be located at water jacket thermal insulator I(6) top.
5. furnace door oxygen lance heat-proof device according to claim 1, it is characterized in that: described water-in I(5.1) be located at water jacket thermal insulator I(5) the lower left corner or the lower right corner, described water outlet I(5.2) be located at water jacket thermal insulator I(5) the upper right corner or the upper left corner, described water-in II(6.1) be located at water jacket thermal insulator II(6) the lower left corner or the lower right corner, described water outlet II(6.2) be located at water jacket thermal insulator I(6) the upper right corner or the upper left corner.
6. furnace door oxygen lance heat-proof device according to claim 1, is characterized in that: described water-in I(5.1) and water-in II(6.1) and meet described water outlet I(6.2) and water outlet II(6.2) and connect.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320866463.7U CN203546069U (en) | 2013-12-26 | 2013-12-26 | Thermal insulation device for fire door oxygen lance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320866463.7U CN203546069U (en) | 2013-12-26 | 2013-12-26 | Thermal insulation device for fire door oxygen lance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203546069U true CN203546069U (en) | 2014-04-16 |
Family
ID=50464214
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320866463.7U Expired - Fee Related CN203546069U (en) | 2013-12-26 | 2013-12-26 | Thermal insulation device for fire door oxygen lance |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203546069U (en) |
-
2013
- 2013-12-26 CN CN201320866463.7U patent/CN203546069U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140416 Termination date: 20191226 |