CN205635682U - LF stove covers device with taking off - Google Patents
LF stove covers device with taking off Download PDFInfo
- Publication number
- CN205635682U CN205635682U CN201620338332.5U CN201620338332U CN205635682U CN 205635682 U CN205635682 U CN 205635682U CN 201620338332 U CN201620338332 U CN 201620338332U CN 205635682 U CN205635682 U CN 205635682U
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- prong
- ladle
- push rod
- utility
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Abstract
The utility model discloses a LF stove covers device with taking off. LF stove covers device with taking off includes: the prong of forming an allocation around a plurality of is arranged the protruding type prong of " protruding " shape, is controlled protruding type prong wobbling and changes prong platform truck, fixed frame and drive prong platform truck along the electric liquid push rod that moves rail -engaging to device, the protruding type prong of installation. Changing and installing on fixed frame through the bolt to the device, protruding type prong changes to the device parallelly with the prong platform truck under changing to the device. Prong platform truck and electric liquid push rod are installed on fixed frame, and electric liquid push rod stretches out / retracts through electric liquid push rod directly over the prong platform truck, drive the prong platform truck and make luffing motion along changing to the angle of device along operation rail -engaging, protruding type prong, realize the contained angle of adjustment prong and horizontal plane and add / take off covering.
Description
Technical field
This utility model relates to smelting iron and steel technical field, particularly relates to a kind of LF stove uncovery
Device.
Background technology
Energy-saving and emission-reduction work has become as the overall strategy target of country, and iron and steel enterprise is that power consumption is big
Family, some iron and steel enterprises have started ladle stamp operation already on conticaster, but, due to
The operation of existing ladle stamp must have been assisted by overhead traveling crane so that this technology is in actual applications
Operability receive greatly restriction, so that this technology is limited to continuous-casting steel pouring mostly
Stage uses, it is impossible to accomplish all to make steel ladle cover Gai Gang during the whole recycling of ladle
Wrapping insulation, when causing molten iron and empty bag in ladle, the temperature of ladle is in whole recycling process
Middle loss is serious, causes energy loss；After filling with molten iron simultaneously or just having poured molten iron, sky wraps in
Steel ladle cover is not had to cover during whole recycling, the high temperature in ladle and iron and steel enterprise's Factory Building
Interior ambient temperature produces convection current, causes the dust from flying in Factory Building to pollute environment, to online
Workman causes damage；Therefore, the operation of more existing ladle stamp reaches far away steelmaker author
Desired energy-conservation and environment protecting, major part lost molten steel in ladle refractory lining and bag
Heat is effectively controlled not yet.
At present, ladle in use causes the approach of heat-energy losses to be typically made up of two parts,
One is the conduction heat between cylinder-packing and involucrum, and two are dissipated to air by ladle top open part
Radiant heat.
Utility model content
This utility model mainly solves " dissipating the radiant heat to air by ladle top open part "
Problem, by this utility model by steel ladle cover in addition to coming out of the stove process at molten steel, remaining
Line covers on ladle during recycling all the time, makes ladle top open part in air
Heat loss through radiation amount substantially reduces；And, in the use of ladle circulates, either steel ladle cover
Add a cover or take off lid to be all automatically performed by Design of Mechanical Structure cleverly, both need not overhead traveling crane,
Also without manpower intervention, bring huge energy-saving benefit to iron and steel enterprise.
In order to achieve the above object, this utility model provides a kind of LF stove covering/uncovering device.
Described LF stove covering/uncovering device includes: before and after some, the prong of composition certain position is arranged in " convex "
The convex prong of shape, the change course device of control convex prong swing, the fork of installation convex prong
Tooth chassis, fixed frame and drive prong chassis are along the Electrohydraulic push rod running track travel.
Change course device is arranged on fixed frame by bolt, and convex prong is at change course device just
Lower section, change course device is parallel with prong chassis.
Prong chassis and Electrohydraulic push rod are arranged on fixed frame, and Electrohydraulic push rod is at prong chassis
Surface, is stretched out by Electrohydraulic push rod/is retracted, drive prong chassis along run track travel,
Convex prong swings up and down along the angle of change course device, it is achieved adjust prong and horizontal plane
Angle and add/take off lid.
Wherein, described prong is 4.
Beneficial effect: this utility model significantly drops during whole recycling in iron and steel enterprise
Thermal loss in low ladle, thus the cooling degree that in reducing ladle, molten steel is experienced, this energy
The reduction of amount loss is converted into important production economy benefit, and topmost benefit shows raw
The efficiency of cost reduction, the Quality advance of product and the production produced and operate improves.
Use this utility model can make steel ladle cover intimate whole ladle use cycle period in all
All the time covering on ladle, the direct benefit thus brought includes: reduce the cooling of the interior molten steel of bag；
Once ladle enters online recycling, and the ladle preheating between heat can be exempted；Ladle week
Turn and accelerate；Reduce the usage quantity of online ladle；Reduce molten steel in ladle, tundish and crystallization
Temperature fluctuation in device；Exempt the auxiliary preheating to tundish in casting process；Yield of alloy
More stable；Reduce the steel scrap in ladle to produce；Save the usage amount of heat preserving agent；Reduce steel
Bound edge edge and the cleaning demand of slag line, thus reduce the mechanical damage fire-resistant to cylinder-packing；Improve steel
The free casting rate of bag slide gate nozzle；Reduce operating delay；Reduce energy resource consumption；Improve workshop
The safeguard protection of personnel；Whole plant environment temperature and improving, pollutes and reduces.
When using this utility model, realized more benefited by technological operation optimization, and this
A little being benefited is summarized by the following: molten steel tapping temperature can be lowered 20-30 degree.Have only to one
Ladle preheater supports production operation.This preheater is only used for before ladle is put into production new
Build the heating of cylinder-packing；In bag, the molten steel degree of superheat on conticaster can be reduced and more stable；
Owing to molten steel tapping temperature reduces, deoxidizer consumption is lowered；Fire-resistant on converter and ladle
Erosion is reduced, and therefore furnace life/bag is extended age；To smelting, Ladle Treatment and continuous casting etc. no
Time shortening is processed with the molten steel operation in stage；Potential Workshop Production rate obtains and improves；Process
Operation yield is improved；Production schedule arrangement can obtain to produce equipment more effective
Utilize；Workshop labour demand reduces；The working place of ladle service area can reduce；Waste material
Generation, be reduced such as reactant side-product and fire-resistant waste product etc.；Product quality is improved.
Accompanying drawing explanation
The LF stove covering/uncovering device front view that Fig. 1 provides for this utility model embodiment.
The LF stove covering/uncovering device side view that Fig. 2 provides for this utility model embodiment.
Fig. 3 is enlarged drawing at Fig. 1 I.
The starting of the LF stove covering/uncovering device that Fig. 4 provides for this utility model embodiment takes off lid
State figure.
Fig. 5 takes off for the steel ladle cover of the LF stove covering/uncovering device that this utility model embodiment provides
Play state diagram.
The LF stove covering/uncovering device that Fig. 6 provides for this utility model embodiment to take off lid action complete
Become state diagram.
The LF stove covering/uncovering device that Fig. 7 provides for this utility model embodiment without taking off
Lid state diagram.
The starting of the LF stove covering/uncovering device that Fig. 8 provides for this utility model embodiment adds lid
State figure.
Fig. 9 adds for the steel ladle cover of the LF stove covering/uncovering device that this utility model embodiment provides
State diagram.
The LF stove covering/uncovering device that Figure 10 provides for this utility model embodiment to add a cover action complete
Become state diagram.
The LF stove covering/uncovering device that Figure 11 provides for this utility model embodiment without adding
Lid state diagram.
Wherein, 1. convex prong；2. change course device；3. Electrohydraulic push rod；4. prong chassis；5.
Fixed frame；6. steel ladle cover rotating shaft；7. steel ladle cover；8. ladle；9. buggy ladle；10. ladle
Free bearing rotating shaft；11.Ladle free bearing.
Detailed description of the invention
For making this utility model solve the technical problem that, the technical scheme that uses and the technology reached
Effect is clearer, makees this utility model the most in detail with embodiment below in conjunction with the accompanying drawings
Explanation.It is understood that specific embodiment described herein is used only for explaining this practicality
Novel, rather than to restriction of the present utility model.It also should be noted that, for the ease of retouching
State, accompanying drawing illustrate only the part relevant to this utility model rather than full content.
This utility model during the recycling of ladle, either the adding a cover still of steel ladle cover
Take off lid action to be all automatically performed by this utility model, both need not overhead traveling crane, it is not required that be artificial
Getting involved, it fundamentally achieves ladle and automatically adds/take off the effect of lid.
Structure of the present utility model (as shown in Figure 1 to Figure 3): form necessarily before and after 4
The prong of position is arranged in and is similar to the convex prong of " convex " shape, controls the swing of convex prong
Change course device, install the prong chassis of convex prong, fixed frame and control convex prong pendulum
The critical piece compositions such as dynamic Electrohydraulic push rod.
Convex prong, change course device, prong chassis and Electrohydraulic push rod are all arranged on fixed frame
On, stretch out by Electrohydraulic push rod/retract, drive prong chassis along running track travel, convex
Type prong swings up and down along the angle of change course device, it is achieved adjust the folder of prong and horizontal plane
Angle and add/take off lid.
Work process of the present utility model:
Need to this utility model bottom when the ladle 8 with steel ladle cover 7 runs on buggy ladle 9
During lid to be taken off, drive prong chassis 4 side as indicated in the figures by an arrow is stretched out in now Electrohydraulic push rod 3 work
To operation, after the minimum point B point of convex prong bumps against with the rotating shaft 6 of steel ladle cover 7, convex
Prong under Electrohydraulic push rod work is stretched out, steel ladle cover along with convex prong slope toward prong
High point is climbed, and when position as shown in the figure is climbed in the rotating shaft in the middle of steel ladle cover, steel ladle cover is by reliably
Hang on convex prong, automatically will not come off along slope because of deadweight, now steel ladle cover hook
A point and the rotating shaft 10 of ladle free bearing 11 to produce difference in height because of the drop between slope automatic
Disengaging, the A point linked up with because of rotating shaft and the steel ladle cover of buggy ladle free bearing has disengaged, and works as buggy ladle
Toward when direction continues to run with shown in arrow, just can pass through this utility model, complete to take off lid dynamic
Make；
When ladle 8 with steel ladle cover 7 does not runs to this utility model bottom on buggy ladle 9
When needing to add a cover, now Electrohydraulic push rod 3 work is retracted and is driven prong chassis 4 as indicated in the figures by an arrow
Direction is run, after the hook A point of steel ladle cover bumps against with the rotating shaft 10 of buggy ladle free bearing 11,
Steel ladle cover is under Electrohydraulic push rod work is retracted, along with the slope of convex prong is toward sliding to prong
Low spot, now steel ladle cover automatic cover is on ladle, when buggy ladle continues to transport toward direction shown in arrow
During row, just can pass through this utility model, complete to take off lid action；
Need not to this utility model bottom when the ladle with steel ladle cover runs on buggy ladle
When carrying out taking off lid action, now only by Electrohydraulic push rod, convex prong need to be lifted to peak
(such as Fig. 7, it is not necessary to carry out taking off shown in lid state), just can lead to smoothly with the ladle of steel ladle cover
Cross this utility model, complete not take off lid action；
It is not required to this utility model bottom when not running on buggy ladle with the ladle of steel ladle cover
When carrying out adding a cover action, the most only need to keep taking off lid action completion status (such as Figure 11, nothing
Need to carry out adding a cover shown in state), just can not pass through this practicality with the ladle of steel ladle cover new
Type, completes not add a cover action；
This utility model carries out uncovery motion flow:
Adding a cover flow process such as Fig. 8 to as indicated by 10, the ladle of non-band steel ladle cover is pressed traffic direction and is moved
Move under this utility model: ladle is in and starts to add a cover state ladle and adding a cover state
Ladle stamp action completion status.
Take off lid flow process as shown in Figures 4 to 6, move by traffic direction with the ladle of steel ladle cover
Under this utility model: take off lid beginning state steel ladle cover and uncovered state and take off lid action
Completion status.
Without carrying out taking off lid operating state as it is shown in fig. 7, carried by convex prong by Electrohydraulic push rod
Play peak.
Without carrying out adding a cover operating state as shown in figure 11, keep taking off lid action completion status.
This utility model improvement structurally: this utility model need not external Hydraulic Station,
Directly use Electrohydraulic push rod to complete ladle and add/take off lid action, easy for installation, simple to operate, knot
Structure is compact, investment reduction.
The difference of appointed condition, operating environment and management level according to steel mill, uses ladle complete
Journey adds a cover energy conserving system, and attainable ton steel cost savings is typically between 20 to 25 yuan, also
Mean that the steel mill of year output of steel 9,000,000 tons, because of steel ladle full stroke covering energy conserving system
Using, the energy saving profit brought for a year just reaches 1.8～2.25 hundred million yuan.
It is last it is noted that various embodiments above is only in order to illustrate the technical solution of the utility model,
It is not intended to limit；Although this utility model having been carried out specifically with reference to foregoing embodiments
Bright, it will be understood by those within the art that: it is to the skill described in foregoing embodiments
Art scheme is modified, or the most some or all of technical characteristic is carried out equivalent,
The essence not making appropriate technical solution departs from the model of this utility model each embodiment technical scheme
Enclose.
Claims (2)
1. a LF stove covering/uncovering device, it is characterized in that, described LF stove covering/uncovering device includes: before and after some, the prong of composition certain position is arranged in the convex prong (1) of " convex " shape, controls the change course device (2) of convex prong swing, the prong chassis (4) of installation convex prong (1), fixed frame (5) and drive prong chassis (4) along the Electrohydraulic push rod (3) running track travel；
Change course device (2) is arranged on fixed frame (5) by bolt, and convex prong (1) is in the underface of change course device (2), and change course device (2) is parallel with prong chassis (4)；
Prong chassis (4) and Electrohydraulic push rod (3) are arranged on fixed frame (5), Electrohydraulic push rod (3) is in the surface of prong chassis (4), stretch out by Electrohydraulic push rod (3)/retract, drive prong chassis (4) to swing up and down along the angle of change course device (2) along operation track travel, convex prong (1), adjust the angle of prong and horizontal plane and add/take off lid.
A kind of LF stove covering/uncovering device the most according to claim 1, it is characterised in that described prong is 4.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620338332.5U CN205635682U (en) | 2016-04-20 | 2016-04-20 | LF stove covers device with taking off |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620338332.5U CN205635682U (en) | 2016-04-20 | 2016-04-20 | LF stove covers device with taking off |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205635682U true CN205635682U (en) | 2016-10-12 |
Family
ID=57062927
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620338332.5U Active CN205635682U (en) | 2016-04-20 | 2016-04-20 | LF stove covers device with taking off |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205635682U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105779693A (en) * | 2016-04-20 | 2016-07-20 | 江苏迪萨机械有限公司 | Covering and uncovering device of LF furnace |
| CN105772697A (en) * | 2016-04-20 | 2016-07-20 | 江苏迪萨机械有限公司 | Uncovering device of rotary furnace |
| CN109694934A (en) * | 2019-03-06 | 2019-04-30 | 大连理工高邮研究院有限公司 | A kind of LF furnace uncovery attemperator and method |
| CN110129502A (en) * | 2019-06-27 | 2019-08-16 | 马鞍山市中天机械制造安装有限公司 | A kind of blast furnace cover carriage trolley |
-
2016
- 2016-04-20 CN CN201620338332.5U patent/CN205635682U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105779693A (en) * | 2016-04-20 | 2016-07-20 | 江苏迪萨机械有限公司 | Covering and uncovering device of LF furnace |
| CN105772697A (en) * | 2016-04-20 | 2016-07-20 | 江苏迪萨机械有限公司 | Uncovering device of rotary furnace |
| CN109694934A (en) * | 2019-03-06 | 2019-04-30 | 大连理工高邮研究院有限公司 | A kind of LF furnace uncovery attemperator and method |
| CN110129502A (en) * | 2019-06-27 | 2019-08-16 | 马鞍山市中天机械制造安装有限公司 | A kind of blast furnace cover carriage trolley |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |