CN203212594U - Trolley for replacing small sleeve in blast-furnace tuyere - Google Patents
Trolley for replacing small sleeve in blast-furnace tuyere Download PDFInfo
- Publication number
- CN203212594U CN203212594U CN 201320147667 CN201320147667U CN203212594U CN 203212594 U CN203212594 U CN 203212594U CN 201320147667 CN201320147667 CN 201320147667 CN 201320147667 U CN201320147667 U CN 201320147667U CN 203212594 U CN203212594 U CN 203212594U
- Authority
- CN
- China
- Prior art keywords
- cylinder
- blast
- tuyere
- instrument
- car body
- 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.)
- Expired - Fee Related
Links
Images
Landscapes
- Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)
Abstract
The utility model relates to the field of a blast-furnace tuyere for smelting iron, and in particular relates to a trolley for replacing a small sleeve in a blast-furnace tuyere. The trolley for replacing the small sleeve in the blast-furnace tuyere comprises a trolley body (1) and trolley wheels (2). The trolley for replacing the small sleeve in the blast-furnace tuyere is characterized by also comprising lifting hydraulic cylinders (31), a translation hydraulic cylinder (32), a support frame (4), a tuyere replacement tool (5) and a tuyere discharge tool (6); the lifting hydraulic cylinders (31) are arranged at the front part and the rear part of the trolley body (1); two ends of the support frame (4) are respectively fixed at the moving ends of piston rods of the two lifting hydraulic cylinders (31); a cylinder body of the translation hydraulic cylinder (32) is fixed on the support frame (4) and a piston rod of the translation hydraulic cylinder (32) is positioned at the front half part of the support frame (4); the tuyere replacement tool (5) is fixed at the moving end of the piston rod of the translation hydraulic cylinder (32); the other end of the tuyere replacement tool (5) is connected with the tuyere discharge tool (6). The trolley for replacing the small sleeve in the blast-furnace tuyere provided by the utility model is compact in structure, is convenient to operate, and is reliable in performance.
Description
Technical field
The utility model relates to the blast-furnace tuyere field for smelt iron, is specially a kind of replacing dolly for the medium and small cover of blast-furnace tuyere.
Background technology
The tuyere small sleeve of blast furnace is the visual plant in the blast furnace air inlet system, effect is that hot blast is sent in the blast furnace, oxidation-reduction reaction takes place and generates CO in the oxygen in the hot blast and the coke of furnace bottom (main component is C), and CO is reduced into simple substance as reductive agent with the ferro element that exists with the chemical combination attitude in the iron ore.The front end of tuyere small sleeve is nearly 2000 ℃ hot environment, and slag fusant temperature is more than 1400 ℃, and the hot blast temperature that passes through from tuyere small sleeve is also more than 1000 ℃, so the Working environment very severe of tuyere small sleeve, needs often to change.The tuyere small sleeve of large blast furnace weighs dozens or even hundreds of kilogram, has and residues such as the coherent slag in furnace wall, iron toward contact on the tuyere small sleeve, and tuyere small sleeve is taken off or loads onto need very big motivating force.Adopt at present manual work, the participant is many, time and effort consuming, and production efficiency is lower, and the continuous production of blast furnace is had considerable influence.
The utility model content
In order to overcome the defective of prior art, a kind of simple in structure, easy to operate, easy, safe and reliable stripping assembly of control is provided, the utility model discloses a kind of replacing dolly for the medium and small cover of blast-furnace tuyere.
The utility model reaches goal of the invention by following technical solution:
A kind of replacing dolly for the medium and small cover of blast-furnace tuyere, comprise car body and wheel, wheel is located at the bottom of car body, wheel is driven by motor and the traction car body moves, it is characterized in that: also comprise lifting hydraulic cylinder, the translation hydro-cylinder, bracing frame, change air port instrument and wind outlet instrument, lifting hydraulic cylinder has two, lifting hydraulic cylinder is vertical at the front and rear of car body respectively, the cylinder body of lifting hydraulic cylinder is fixed on the car body, the two ends of bracing frame are separately fixed at the mobile terminal of two lifting hydraulic cylinder piston rods, the cylinder body of translation hydro-cylinder is fixed on the bracing frame and the translation hydraulic cylinder piston rod is positioned at the first half of bracing frame, change the mobile terminal that the air port instrument is fixed on the translation hydraulic cylinder piston rod, the other end that changes the air port instrument connects the wind outlet instrument.
Described replacing dolly for the medium and small cover of blast-furnace tuyere, it is characterized in that: also comprise travel controller, travel controller is fixed on the rear portion of car body, travel controller comprises and turns to controlling board and driving switch, the controlling board that turns to of travel controller connects with the wheel shaft that is connected wheel by connecting rod, and the driving switch of travel controller is connected with the motor that drives wheel by lead.
Described replacing dolly for the medium and small cover of blast-furnace tuyere is characterized in that: change the pneumatic hammer that knocks of air port tools selection, wind outlet tools selection knocker.
When the utility model uses, driving car body travels near tuyere small sleeve, by adjusting two lifting hydraulic cylinders feasible central axis that places the translation hydro-cylinder aligning tuyere small sleeve on the bracing frame of dilatability of piston rod separately, when needs dismounting tuyere small sleeve, the piston rod of translation hydro-cylinder is stretched out, make the wind outlet instrument aim at tuyere small sleeve, start the air port instrument that changes, the wind outlet instrument applies periodic impact to tuyere small sleeve under the drive of changing the air port instrument, tuyere small sleeve is shaken pine to be made it to come off from furnace wall on every side, the piston rod of translation hydro-cylinder shrinks tuyere small sleeve is taken away the furnace wall subsequently, finishes field-strip; When needs are installed tuyere small sleeve, tuyere small sleeve is enclosed within on the wind outlet instrument, the piston rod of translation hydro-cylinder is stretched out, tuyere small sleeve is inserted in the furnace wall, start and change the air port instrument, the wind outlet instrument applies periodic impact to tuyere small sleeve under the drive of changing the air port instrument, tuyere small sleeve is struck tightly make it with the furnace wall is fastening on every side, the piston rod of translation hydro-cylinder contraction subsequently from the furnace wall, is finished installation exercise with the wind outlet tool belt.
The utility model integrates the dismounting function, is suitable for 2500m
3And above large blast furnace.The beneficial effects of the utility model are: carry drive unit, simple operations is independent ambulation and turning on the ground; Traveling controller is installed on the rear handle, be convenient to the operation and controlling party to; Operation easily, the loading and unloading of need not many people requiring great effort, but just complete operation of one or two staff of need only; Can be provided with head light before the machine, increase work efficiency in the convenient air port of aiming at; Compact construction, easy to operate, dependable performance.
Description of drawings
Fig. 1 is vertical view of the present utility model;
Structural representation when Fig. 2 is the utility model enforcement field-strip;
Structural representation when Fig. 3 is the utility model enforcement installation exercise.
Embodiment
Below further specify the utility model by specific embodiment.
A kind of replacing dolly for the medium and small cover of blast-furnace tuyere comprises car body 1, wheel 2, lifting hydraulic cylinder 31, translation hydro-cylinder 32, bracing frame 4, changes air port instrument 5 and wind outlet instrument 6, and as Fig. 1～shown in Figure 3, concrete structure is:
Lifting hydraulic cylinder 31 has two, lifting hydraulic cylinder 31 is vertical at the front and rear of car body 1 respectively, the cylinder body of lifting hydraulic cylinder 31 is fixed on the car body 1, the two ends of bracing frame 4 are separately fixed at the mobile terminal of two lifting hydraulic cylinder 31 piston rods, the cylinder body of translation hydro-cylinder 32 is fixed on the bracing frame 4 and translation hydro-cylinder 32 piston rods are positioned at the first half of bracing frame 4, change the mobile terminal that air port instrument 5 is fixed on translation hydro-cylinder 32 piston rods, the other end that changes air port instrument 5 connects wind outlet instrument 6.
Travel in order to handle more easily, present embodiment also comprises travel controller 7, travel controller 7 is fixed on the rear portion of car body 1, travel controller 7 comprises and turns to controlling board and driving switch, the controlling board that turns to of travel controller 7 connects with the wheel shaft that is connected wheel 2 by connecting rod, and the driving switch of travel controller 7 is connected with the motor that drives wheel 2 by lead.
For the ease of observing, can also be in the front portion of present embodiment car body 1 fixing spotlighting lamp.
When present embodiment uses, drive car body 1 and travel near tuyere small sleeve, by adjusting two lifting hydraulic cylinders 31 feasible central axis that places the translation hydro-cylinder 32 aligning tuyere small sleeves on the bracing frame 4 of dilatability of piston rod separately.When needs dismounting tuyere small sleeve, as shown in Figure 2, the piston rod of translation hydro-cylinder 32 is stretched out, make wind outlet instrument 6 aim at tuyere small sleeve 10, start the air port instrument 5 that changes, change air port instrument 5 in the present embodiment and select the pneumatic hammer that knocks for use, 6 pairs of tuyere small sleeves 10 of wind outlet instrument apply periodic impact under the drive of changing air port instrument 5, wind outlet instrument 6 is selected knocker for use in the present embodiment, tuyere small sleeve 10 comes off by the shake pine and from furnace wall 11 on every side under the impact of wind outlet instrument 6, the piston rod of translation hydro-cylinder 32 shrinks tuyere small sleeve 10 is taken away the furnace wall subsequently, finishes field-strip; When needs are installed tuyere small sleeve, as shown in Figure 3, tuyere small sleeve 10 is enclosed within on the wind outlet instrument 6, the piston rod of translation hydro-cylinder 32 is stretched out, tuyere small sleeve 10 is inserted in furnace wall 11, start the air port instrument 5 that changes, 6 pairs of tuyere small sleeves 10 of wind outlet instrument apply periodic impact under the drive of changing air port instrument 5, tuyere small sleeve 10 struck tightly make it and furnace wall 11 is fastening on every side, the piston rod of translation hydro-cylinder 32 shrinks wind outlet instrument 6 is taken away the furnace wall subsequently, finishes installation exercise.
Claims (3)
1. replacing dolly that is used for the medium and small cover of blast-furnace tuyere, comprise car body (1) and wheel (2), wheel (2) is located at the bottom of car body (1), wheel (2) is driven by motor and traction car body (1) moves, it is characterized in that: also comprise lifting hydraulic cylinder (31), translation hydro-cylinder (32), bracing frame (4), change air port instrument (5) and wind outlet instrument (6)
Lifting hydraulic cylinder (31) has two, lifting hydraulic cylinder (31) is vertical at the front and rear of car body (1) respectively, the cylinder body of lifting hydraulic cylinder (31) is fixed on the car body (1), the two ends of bracing frame (4) are separately fixed at the mobile terminal of two lifting hydraulic cylinders (31) piston rod, the cylinder body of translation hydro-cylinder (32) is fixed on that bracing frame (4) is gone up and translation hydro-cylinder (32) piston rod is positioned at the first half of bracing frame (4), change the mobile terminal that air port instrument (5) is fixed on translation hydro-cylinder (32) piston rod, the other end that changes air port instrument (5) connects wind outlet instrument (6).
2. the replacing dolly for the medium and small cover of blast-furnace tuyere as claimed in claim 1, it is characterized in that: also comprise travel controller (7), travel controller (7) is fixed on the rear portion of car body (1), travel controller (7) comprises and turns to controlling board and driving switch, the controlling board that turns to of travel controller (7) connects with the wheel shaft that is connected wheel (2) by connecting rod, and the driving switch of travel controller (7) is connected with the motor that drives wheel (2) by lead.
3. the replacing dolly for the medium and small cover of blast-furnace tuyere as claimed in claim 1 or 2, it is characterized in that: change air port instrument (5) and select the pneumatic hammer that knocks for use, wind outlet instrument (6) is selected knocker for use.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320147667 CN203212594U (en) | 2013-03-28 | 2013-03-28 | Trolley for replacing small sleeve in blast-furnace tuyere |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320147667 CN203212594U (en) | 2013-03-28 | 2013-03-28 | Trolley for replacing small sleeve in blast-furnace tuyere |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203212594U true CN203212594U (en) | 2013-09-25 |
Family
ID=49202145
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320147667 Expired - Fee Related CN203212594U (en) | 2013-03-28 | 2013-03-28 | Trolley for replacing small sleeve in blast-furnace tuyere |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203212594U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103911474A (en) * | 2014-03-31 | 2014-07-09 | 攀钢集团成都钢钒有限公司 | Method of replacing slag tuyere during blast-furnace smelting of vanadium-containing ilmenite |
| CN108179243A (en) * | 2018-03-21 | 2018-06-19 | 莱芜钢铁集团有限公司 | A kind of dedicated unit and replacing options for safely changing blast furnace roof cross temperature rifle |
-
2013
- 2013-03-28 CN CN 201320147667 patent/CN203212594U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103911474A (en) * | 2014-03-31 | 2014-07-09 | 攀钢集团成都钢钒有限公司 | Method of replacing slag tuyere during blast-furnace smelting of vanadium-containing ilmenite |
| CN108179243A (en) * | 2018-03-21 | 2018-06-19 | 莱芜钢铁集团有限公司 | A kind of dedicated unit and replacing options for safely changing blast furnace roof cross temperature rifle |
| CN108179243B (en) * | 2018-03-21 | 2023-10-13 | 莱芜钢铁集团有限公司 | Special device for safely replacing cross temperature measuring gun at blast furnace top and replacing method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN202827843U (en) | Assembling auxiliary device of automobile spare wheel | |
| CN203212594U (en) | Trolley for replacing small sleeve in blast-furnace tuyere | |
| CN202984657U (en) | Rotatable blowing dreg removing device | |
| CN209276599U (en) | A kind of crystallizer for electroslag furnace gas collection dust exhaust apparatus | |
| CN201190045Y (en) | Electric telescopic dust-free loading apparatus | |
| CN101537974A (en) | Lifting bracket for disassembling and assembling hydraulic support on comprehensive working face | |
| CN208898936U (en) | A kind of pneumatic steelmaking slag-removing device for tapping | |
| CN205674042U (en) | A kind of loudspeaker T iron shot-blast unit | |
| CN209175224U (en) | Pin assembling/disassembling tool | |
| CN201918287U (en) | Assembly tooling for isolating switch | |
| CN203901285U (en) | Overturning and lifting mechanical arm | |
| CN205289069U (en) | Track cleaning device of hoist for coal mine | |
| CN206014424U (en) | Multi-functional calcium carbide production all-in-one | |
| CN211644474U (en) | Online replacement and movement lifting trolley for RH vacuum chamber insert tube in steelmaking refining | |
| CN202337634U (en) | Electrolytic tank pole plate hanger | |
| CN201999976U (en) | Intelligent slag tapping and loading robot for smelting magnesium | |
| CN209194004U (en) | A kind of replacement blast furnace tuyere small sleeve hydraulic trolley | |
| CN203772001U (en) | Degreasing furnace provided with lifting type material platform | |
| CN204123355U (en) | The provision for disengagement of stub pressure | |
| CN104058353A (en) | Hot roller carrying device | |
| CN211805903U (en) | Coal mine machinery roller dismounting device | |
| CN103673631A (en) | Calcium carbide furnace hole opening and blocking machine with slag pulling function | |
| CN202780428U (en) | Shaft pressing machine | |
| CN214991688U (en) | Mounting bracket for oxygen lance on furnace wall of electric furnace | |
| CN207987275U (en) | A kind of blast furnace replaces rock drill and lifts trolley |
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 |
Granted publication date: 20130925 Termination date: 20200328 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |