CN208929208U - Immersed nozzle heating device is used in steel-making - Google Patents
Immersed nozzle heating device is used in steel-making Download PDFInfo
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- CN208929208U CN208929208U CN201821220797.6U CN201821220797U CN208929208U CN 208929208 U CN208929208 U CN 208929208U CN 201821220797 U CN201821220797 U CN 201821220797U CN 208929208 U CN208929208 U CN 208929208U
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- steel
- baking box
- mouth
- river
- making
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Abstract
The utility model provides a kind of steel-making immersed nozzle heating device, it is related to making steel technical field of auxiliary equipment, including cylindrical baking box, the nozzle for being set to baking lower box part, the gas supply assembly being set on rear side of baking box, is set to baking box inner upper and for making somebody a mere figurehead the mouth of a river and the support plate affixed with baking chamber interior wall and the flue being set to above baking box.Steel-making immersed nozzle heating device provided by the utility model, realize that the flame that lower section nozzle sprays can uniformly toast its circumferencial direction around the mouth of a river using cylindrical baking box, traditional square cabinet is avoided to cause the block interference to flame in baking process, and then the ropy problem in the mouth of a river caused by avoiding mouth of a river part baking degree uneven, the setting of top flue can smoothly discharge fume in the case where the device can be made to be in closed state simultaneously, it realizes the thermal insulation property inside baking box, there is good practicability.
Description
Technical field
The utility model belongs to steel-making technical field of auxiliary equipment, is to be related to a kind of steel-making immersion more specifically
Mouth of a river apparatus for baking.
Background technique
In the continuous casting operation process of smelting iron and steel, submersed nozzle is mounted in tundish bottom and is inserted into crystallization
Refractory sleeve is used in the casting below of device molten steel face.Steel is poured before use, need to toast to the mouth of a river of tundish in tundish investment,
If middle water containing opening toasts the bad continuous casting that will cause and opens inner wall knot cold steel in mouth of a river when pouring, can also go out because thermal stress is big when serious
Existing crackle, once cracked must replace as early as possible, this just affects billet quality while increasing a ton steel refractory consumption.
The baking at the mouth of a river generally uses bareing to toast at present, even if it is also simple using one for having using baking box
It is different in cabinet flame intensity to lead to flame for the baking box of cuboid, and then causes the baking temperature to the mouth of a river uneven, and
The through-hole form that rectangular box top generallys use will lead to that heat loss is excessive, the big problem of heat waste, so that after causing
Phase mouth of a river fracture of root, mouth of a river bottom break off the base phenomenon.
Utility model content
The purpose of this utility model is to provide a kind of steel-making immersed nozzle heating devices, to solve in the prior art
The technical problem that existing mouth of a river baking box baking temperature is uneven, heat waste is excessive.
In order to achieve the above purposes, the technical solution adopted by the utility model is: provides a kind of steel-making and is dried with submersed nozzle
Roasting device, including cylindrical baking box, the nozzle for being set to baking box lower outside, be set on rear side of baking box and for
The gas supply assembly of box cavity gas supply is toasted, baking box inner upper is set to and is for making somebody a mere figurehead the mouth of a river and affixed with chamber interior wall is toasted
Support plate and the flue that is set to above baking box.
It further include being set to side-lower in baking box and being used to accommodate mouth of a river lower end and be used to prevent as further optimization
The position-limited rack that waterstop port is moved radially along its own.
As further optimization, position-limited rack includes the limit for being set to the lower end at baking box center and for accommodating the mouth of a river
Enclose and be set to several connecting rods affixed outside spacing collar and with baking chamber interior wall in position.
As further optimization, baking box includes cabinet and is set to cabinet front and the chamber door hinged with cabinet, out
Chimney is set to the top of cabinet and is connected to cabinets cavity.
As further optimization, the width of cabinet is greater than the width of chamber door.
As further optimization, cabinet includes metal outer and the fire resisting internal layer that is set on the inside of metal outer.
As further optimization, chamber door includes metallic door and the insulating layer that is set on the inside of metallic door.
As further optimization, gas supply assembly includes the gaspipe being connected to respectively with cabinets cavity and air supply
It manages, is respectively equipped with control valve on gaspipe and air supply pipe.
As further optimization, support plate is equipped with opening forward and the clamping groove for passing through the mouth of a river.
As further optimization, nozzle is equipped with several in the periphery of lower box.
The beneficial effect of steel-making provided by the utility model immersed nozzle heating device is: the utility model provides
Steel-making immersed nozzle heating device, water can be surrounded using the flame that cylindrical baking box realizes that lower section nozzle sprays
Mouth uniformly toasts its circumferencial direction, and traditional square cabinet is avoided to cause the block interference to flame in baking process,
And then the ropy problem in the mouth of a river caused by avoiding mouth of a river part baking degree uneven, while the setting of top flue can make
The device can smoothly discharge fume in the case where being in closed state, realize the thermal insulation property inside baking box, have good
Practicability.
Detailed description of the invention
It, below will be to embodiment or the prior art in order to illustrate more clearly of the technical scheme in the embodiment of the utility model
Attached drawing needed in description is briefly described, it should be apparent that, the accompanying drawings in the following description is only that this is practical new
Some embodiments of type for those of ordinary skill in the art without any creative labor, can be with
It obtains other drawings based on these drawings.
Fig. 1 is the schematic view of the front view that immersed nozzle heating device is used in steel-making provided by the embodiment of the utility model；
Fig. 2 is the schematic cross-sectional view of A-A in the utility model embodiment Fig. 1；
Fig. 3 is the schematic cross-sectional view of B-B in the utility model embodiment Fig. 1；
Wherein, each appended drawing reference in figure:
100- baking box；110- cabinet；111- metal outer；112- fire resisting internal layer；120- chamber door；121- metallic door；
122- insulating layer；123- locking pin；200- nozzle；300- gas supply assembly；310- gaspipe；320- air supply pipe；
400- support plate；410- clamping groove；500- flue；The mouth of a river 600-；700- position-limited rack；710- spacing collar；720- connecting rod.
Specific embodiment
In order to which technical problem to be solved in the utility model, technical solution and beneficial effect is more clearly understood, with
Lower combination accompanying drawings and embodiments, the present invention will be further described in detail.It should be appreciated that specific reality described herein
It applies example to be only used to explain the utility model, is not used to limit the utility model.
It should be noted that it can be directly another when element is referred to as " being fixed on " or " being set to " another element
On one element or indirectly on another element.When an element is known as " being connected to " another element, it can
To be directly to another element or be indirectly connected on another element.
It is to be appreciated that term " length ", " width ", "upper", "lower", "front", "rear", "left", "right", "vertical",
The orientation or positional relationship of the instructions such as "horizontal", "top", "bottom" "inner", "outside" is that orientation based on the figure or position are closed
System, is merely for convenience of describing the present invention and simplifying the description, rather than the device or element of indication or suggestion meaning are necessary
It with specific orientation, is constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.
In addition, term " first ", " second " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance
Or implicitly indicate the quantity of indicated technical characteristic.Define " first " as a result, the feature of " second " can be expressed or
Implicitly include one or more of the features.The meaning of " plurality " is two or two in the description of the present invention,
More than, unless otherwise specifically defined.
Also referring to Fig. 1 to Fig. 3, now steel-making provided by the utility model is said with immersed nozzle heating device
It is bright.Steel-making immersed nozzle heating device including cylindrical baking box 100, is set to the spray of 100 lower outside of baking box
Mouth 200, is set to baking box at the gas supply assembly 300 for being set to 100 rear side of baking box and being used to supply to 100 inner cavity of baking box
100 inner uppers and for making somebody a mere figurehead the mouth of a river 600 and affixed support plate 400 and being set to baking box with 100 inner wall of baking box
The flue 500 of 100 tops.
Steel-making immersed nozzle heating device provided by the utility model, compared with prior art, the utility model mentions
For steel-making immersed nozzle heating device, realized using cylindrical baking box 100 and surround the flame that nozzle 200 sprays
The effect that the periphery at the mouth of a river 600 is uniformly toasted avoids the structures such as turning caused by traditional square box house shape from causing
Retardance and interference to flame, and then avoid locally toasting unevenness caused by the flame contact of the mouth of a river 600 and varying strength
Situation, and then avoid the problem that the fracture that the mouth of a river 600 is easy to appear in later period use process, while baking box 100 and smoke
Closed form between cylinder 500 provides baking efficiency convenient for guaranteeing the bulk temperature in baking box 100, reduces heat and calculates,
Be set to the flue 500 of the top of baking box 100, can baking box 100 under the premise of with good thermal insulation property, additionally it is possible to
Smoothly flue gas is discharged, there is good practicability.
As further optimization, also referring to Fig. 1 to Fig. 3, as steel-making immersion provided by the utility model
A kind of specific embodiment of mouth of a river apparatus for baking further includes being set to side-lower in baking box 100 and being used to accommodate the mouth of a river 600
Lower end and the position-limited rack 700 moved radially for anti-waterstop port 600 along its own.The setting of position-limited rack 700 can be to the mouth of a river 600
Lower end carry out circumferencial direction on effective limit, avoid causing 600, the mouth of a river in the case where nozzle 200 sprays huge flame
It sets deflection and then the entire mouth of a river 600 is caused to toast mass defect caused by unevenness everywhere.
As further optimization, also referring to Fig. 1 to Fig. 3, as steel-making immersion provided by the utility model
A kind of specific embodiment of mouth of a river apparatus for baking, position-limited rack 700 include being set at 100 center of baking box and for accommodating water
The spacing collar 710 of mouthfuls 600 lower end and it is set to 710 outside of spacing collar and several companies affixed with 100 inner wall of baking box
Extension bar 720.Spacing collar 710 is fixed on the inner wall of cabinet 110 by position-limited rack 700 using connecting rod 720, is realized spacing collar
710 effects for being accurately positioned and fixing.When being put into the mouth of a river 600, the mouth of a river 600 is first lifted to bottom end higher than spacing collar 710
Position, then by the mouth of a river 600 push-in top support plate 400 in, the mouth of a river 600 is then fallen into lower end and is located in spacing collar
Position, and abut the upper edge at the mouth of a river 600 with support plate 400, form support plate 400 to the branch on 600 top of the mouth of a river
Support, while what the lower end at the mouth of a river 600 can also be stable is located in spacing collar 710, adopts between the lower end and spacing collar 710 at the mouth of a river 600
With the form of clearance fit, avoid lower end cannot the smooth situation into spacing collar 710.
As further optimization, also referring to Fig. 1 to Fig. 3, as steel-making immersion provided by the utility model
A kind of specific embodiment of mouth of a river apparatus for baking, baking box 100 is including cabinet 110 and is set to 110 front side of cabinet and and case
The hinged chamber door 120 of body 110, flue 500 are set to the top of cabinet 110 and are connected to 110 inner cavity of cabinet.Cabinet 110 is used
In accommodating the mouth of a river 600 and toasting to it, chamber door 120 forms opposite envelope for making after being put into the mouth of a river 600 inside cabinet 110
The space closed, avoids flame from overflowing, and is also avoided that distributing for temperature.The outside of chamber door 120 is equipped with for locking with cabinet 110
Locking pin 123, locking pin 123 can guarantee the locking state of chamber door 120 Yu cabinet 110, avoid in flame and airflow function
The problem of chamber door 120 caused by lower is opened.
As further optimization, also referring to Fig. 1 to Fig. 3, as steel-making immersion provided by the utility model
A kind of specific embodiment of mouth of a river apparatus for baking, the width of cabinet 110 are greater than the width of chamber door 120.Cabinet 110 is entirely being justified
Occupy major part on the circumferencial direction of cylindricality baking box 100, thermal loss, while case can be reduced convenient for accommodating the mouth of a river 600
Door 600 is less than cabinet 110, and chamber door 600 can be made to occupy lesser weight accounting, avoid entirely filling caused by chamber door 600 is excessive
Set unstable problem.
As further optimization, also referring to Fig. 1 to Fig. 3, as steel-making immersion provided by the utility model
A kind of specific embodiment of mouth of a river apparatus for baking, cabinet 110 include metal outer 111 and are set on the inside of metal outer 111
Fire resisting internal layer 112.Cabinet 110 can guarantee good heat resistance using fire resisting internal layer 112 in baking process, avoid metal
It is damaged caused by the directly contact higher temperature of outer layer 111.
As further optimization, referring to Figure 2 together to Fig. 3, as steel-making immersion provided by the utility model
A kind of specific embodiment of mouth of a river apparatus for baking, chamber door 120 include metallic door 121 and the guarantor for being set to 121 inside of metallic door
Warm layer 122.The insulating layer 122 of 120 inside of chamber door can be avoided the loss of heat, while being also avoided that heat is excessive and being transmitted to
Worker is caused to open the problem of chamber door 120 is easy scald on the outside of metallic door 121.It is used between metallic door 121 and metal outer 111
Hinged form is attached.
As further optimization, also referring to Fig. 1 to Fig. 3, as steel-making immersion provided by the utility model
A kind of specific embodiment of mouth of a river apparatus for baking, gas supply assembly 300 include the gas supply being connected to respectively with 110 inner cavity of cabinet
Control valve is respectively equipped on pipe 310 and air supply pipe 320, gaspipe 310 and air supply pipe 320.Gas supply
Pipe 310 is used to supply appropriate combustion gas into cabinet 110, to assist to carry out the promotion of the progress high-temperature baking temperature of nozzle 200, same to space-time
Gas supply pipe 320 can increase air and enter amount inside cabinet 110, amount of oxygen needed for guaranteeing burning.
As further optimization, referring to Figure 2 together to Fig. 3, as steel-making immersion provided by the utility model
A kind of specific embodiment of mouth of a river apparatus for baking, support plate 400 are equipped with opening forward and the card for passing through the mouth of a river 600
Access slot 410.The mouth of a river 600 forward, is sent into convenient for operator from front side by card section slot 410 opening, has the installation operation of the mouth of a river 600
Effect.
As further optimization, also referring to Fig. 1 to Fig. 3, as steel-making immersion provided by the utility model
A kind of specific embodiment of mouth of a river apparatus for baking, nozzle 200 are equipped with several in the periphery of 110 lower part of cabinet.In order to improve
The baking efficiency of nozzle 200, and make the uniformity toasted everywhere in cabinet 110, nozzle 200 is set as equal in 110 periphery of cabinet
The multiple form of even arrangement, and nozzle 200 can not directly face the axis at the mouth of a river 600, also can in cylindrical box 110 shape
At good convolution, guarantee the uniformity of baking.
Steel-making immersed nozzle heating device provided by the utility model realizes lower section spray using cylindrical baking box
The flame that mouth sprays can uniformly toast its circumferencial direction around the mouth of a river, avoid traditional square cabinet in baking process
The block interference to flame is caused, and then avoids the ropy problem in the mouth of a river caused by mouth of a river part baking degree unevenness, simultaneously
The setting of top flue can smoothly discharge fume in the case where the device can be made to be in closed state, realize inside baking box
Thermal insulation property, have good practicability.
The above is only the preferred embodiments of the present utility model only, is not intended to limit the utility model, all practical at this
Made any modifications, equivalent replacements, and improvements etc., should be included in the guarantor of the utility model within novel spirit and principle
Within the scope of shield.
Claims (10)
1. steel-making immersed nozzle heating device, it is characterised in that: including cylindrical baking box (100), be set to it is described
The nozzle (200) of baking box (100) lower outside is set on rear side of the baking box (100) and is used for the baking box
(100) gas supply assembly (300) of inner cavity gas supply, be set to the baking box (100) inner upper and for making somebody a mere figurehead the mouth of a river (600)
And affixed support plate (400) and the flue being set to above the baking box (100) with the baking box (100) inner wall
(500)。
2. steel-making immersed nozzle heating device as described in claim 1, it is characterised in that: further include being set to the baking
The interior side-lower of oven (100) and for accommodating the mouth of a river (600) lower end and for preventing the mouth of a river (600) along its own diameter
To mobile position-limited rack (700).
3. steel-making immersed nozzle heating device as claimed in claim 2, it is characterised in that: position-limited rack (700) packet
It includes the spacing collar (710) for being set to the lower end at the baking box (100) center and for accommodating the mouth of a river (600) and sets
It is placed in the spacing collar (710) outside and several connecting rods (720) affixed with the baking box (100) inner wall.
4. steel-making immersed nozzle heating device as described in claim 1, it is characterised in that: baking box (100) packet
It includes cabinet (110) and is set to the cabinet (110) front side and the chamber door (120) hinged with the cabinet (110), the smoke
Cylinder (500) is set to the top of the cabinet (110) and is connected to the cabinet (110) inner cavity.
5. steel-making immersed nozzle heating device as claimed in claim 4, it is characterised in that: the width of the cabinet (110)
Degree is greater than the width of the chamber door (120).
6. steel-making immersed nozzle heating device as claimed in claim 5, it is characterised in that: the cabinet (110) includes
Metal outer (111) and the fire resisting internal layer (112) being set on the inside of the metal outer (111).
7. steel-making immersed nozzle heating device as claimed in claim 4, it is characterised in that: the chamber door (120) includes
Metallic door (121) and the insulating layer (122) being set on the inside of the metallic door (121).
8. steel-making immersed nozzle heating device as claimed in claim 4, it is characterised in that: the gas supply assembly (300)
Including the gaspipe (310) and air supply pipe (320) being connected to respectively with the cabinet (110) inner cavity, the combustion gas is supplied
It should manage and be respectively equipped with control valve on (310) and the air supply pipe (320).
9. steel-making immersed nozzle heating device as described in claim 1, it is characterised in that: on the support plate (400)
Clamping groove (410) equipped with opening forward and for passing through the mouth of a river (600).
10. steel-making immersed nozzle heating device as claimed in claim 4, it is characterised in that: the nozzle (200) is in institute
The periphery for stating cabinet (110) lower part is equipped with several.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821220797.6U CN208929208U (en) | 2018-07-31 | 2018-07-31 | Immersed nozzle heating device is used in steel-making |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821220797.6U CN208929208U (en) | 2018-07-31 | 2018-07-31 | Immersed nozzle heating device is used in steel-making |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208929208U true CN208929208U (en) | 2019-06-04 |
Family
ID=66716860
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821220797.6U Expired - Fee Related CN208929208U (en) | 2018-07-31 | 2018-07-31 | Immersed nozzle heating device is used in steel-making |
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| Country | Link |
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| CN (1) | CN208929208U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114131003A (en) * | 2021-12-02 | 2022-03-04 | 山东钢铁集团日照有限公司 | Baking oven for improving baking temperature and uniformity of submerged nozzle and using method |
-
2018
- 2018-07-31 CN CN201821220797.6U patent/CN208929208U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114131003A (en) * | 2021-12-02 | 2022-03-04 | 山东钢铁集团日照有限公司 | Baking oven for improving baking temperature and uniformity of submerged nozzle and using method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| 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: 20190604 Termination date: 20210731 |