CN204824948U - Petticoat pipe system containing simple and convenient fluid pressure type activity petticoat pipe elevating gear - Google Patents
Petticoat pipe system containing simple and convenient fluid pressure type activity petticoat pipe elevating gear Download PDFInfo
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- CN204824948U CN204824948U CN201520579153.6U CN201520579153U CN204824948U CN 204824948 U CN204824948 U CN 204824948U CN 201520579153 U CN201520579153 U CN 201520579153U CN 204824948 U CN204824948 U CN 204824948U
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- petticoat pipe
- smoke hood
- lifting
- cylinder
- hood
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Abstract
The utility model discloses a petticoat pipe system containing simple and convenient fluid pressure type activity petticoat pipe elevating gear, mainly to converter petticoat pipe system architecture complicated, damage and design easily, the utility model discloses petticoat pipe system containing simple and convenient fluid pressure type activity petticoat pipe elevating gear sets up hydraulic cylinder alone in every hoisting point position of activity petticoat pipe, through each hydraulic cylinder's synchronous operation, and the lift that comes realization activity petticoat pipe, such technology design hydraulic cylinder is simple with the relation of connection of activity petticoat pipe, need not set up non standard equipment such as sprocket, transmission shaft, and simple structure, area are little, just the utility model discloses each equipment of petticoat pipe system containing simple and convenient fluid pressure type activity petticoat pipe elevating gear is difficult for receiving the influence of high temperature and damages.
Description
Technical field
The utility model relates to the petticoat pipe field in process for making, particularly relates to a kind of smoke hood system comprising easy hydraulic type movable smoke hood lifting device.
Background technology
Steelshop is in order to collect flue gas, smoke hood system is installed in capital on converter, smoke hood system forms by fixing petticoat pipe, movable gas hood and utility appliance thereof, movable gas hood can avoid molten steel in converting process, slag to splash the security incident caused, toxic gas (carbon monoxide), high-temperature flue gas and the dust that also converter can be produced import fixing petticoat pipe, then through follow-up equipment disposal and utilization.Movable gas hood requires can oscilaltion, roughly equal with normal atmosphere inside and outside ensureing petticoat pipe, both escaping of furnace gas had been avoided to worsen flushing and casting environment, also do not suck air and reduce the quality of gas recovery, therefore the gap of needs can be transferred at each stage petticoat pipe of blowing, finishing blowing is tapped, slag tap, when adding steel scrap, hot metal charging, movable gas hood can rise, and does not hinder fascinating of converter.
Movable gas hood lifting gear is requisite utility appliance in movable gas hood work as can be seen here, for being elevated the movable gas hood above fire door in blowing and reinforced process.Current elevating gear for movable fume hood mainly contains electronic elevator and hydro-cylinder is elevated two kinds of forms.
Electrical hoist mode: motor drives with step-down gear and is connected, and two output shafts of step-down gear are in transmission connection respectively by shaft coupling and reel; Four suspension centres of movable gas hood are connected with one end of a wireline respectively, and be fixed on reel after the other end of wireline is turned to by guide deflection sheave, wherein two wireline of homonymy are fixed on same reel.Machine operation, step-down gear drives spool turns, and the wireline on reel drives movable gas hood vertical uplift or decline.The shortcoming of this lifting device is because the harsh environments of high temperature, high density flue dust easily causes wire cable rupture, makes whole lifting device malfunctioning, and keeps in repair more difficult in such a case, and the increase of movable gas hood stroke can make the volume of reel increase.
Hydro-cylinder up-down mode a: spiral swing hydranlic pressure jar is drive unit, the output shaft of hydro-cylinder drives the sprocket rotation on transmission shaft, each sprocket wheel is connected to two chains with web plate, and then four chains reach the object of lifting or decline movable gas hood after the turning to of deflecting roller.This lifting device should arrange Hydraulic Station, also will have transmission shaft, sprocket wheel.The non-standard equipment such as deflecting roller and chain, complex structure, floor space is large, and maintenance difficult.
Utility model content
Complicated for the elevating gear for movable fume hood equipment in above-mentioned smoke hood system, easily damage, be inconvenient to the problem of keeping in repair, the utility model provides that a kind of structure is simple, floor space is little, be convenient to the smoke hood system comprising easy hydraulic type movable smoke hood lifting device of maintenance.
For achieving the above object, the utility model comprises the smoke hood system of easy hydraulic type movable smoke hood lifting device, it is characterized in that: the multiple lifting hydraulic cylinders comprising movable gas hood, be connected with movable gas hood;
Described movable gas hood is provided with multiple suspension centre, and the top correspondence of each suspension centre arranges a lifting hydraulic cylinder, and the piston rod head of described lifting hydraulic cylinder is fixedly connected with corresponding suspension centre.
Further, the fixing petticoat pipe that movable gas hood is connected also is comprised; The described smoke hood system comprising easy hydraulic type movable smoke hood lifting device is by chassis fixed support;
Described fixing petticoat pipe is provided with fixed sturcture, fixing petticoat pipe is supported on above described chassis by polylith semi-circular back-up block by described fixed sturcture, in each semi-circular back-up block, correspondence is provided with jacking hydro-cylinder, the base of described jacking hydro-cylinder is fixed on described chassis, and the afterbody of described lifting hydraulic cylinder is fixed on described chassis.
Further, the arranged outside of described semi-circular back-up block near converter position has anti-heat shield; Water-cooled protecting device is provided with in described lifting hydraulic cylinder.
Further, described movable gas hood evenly arranges 4 suspension centres, the top of described four suspension centres respectively correspondence arranges four lifting hydraulic cylinders.
Further, described semi-circular backup block is 4 pieces, and described jacking hydro-cylinder is plunger tpe list hydraulic fluid port hydro-cylinder.
Further, the piston rod of described lifting hydraulic cylinder is provided with travel switch, the Controlling System that described lifting hydraulic cylinder controls with described travel switch is connected.
Further, described four lifting hydraulic cylinders and four flow syncmotor and are connected.
The utility model comprises the smoke hood system of easy hydraulic type movable smoke hood lifting device, adopt and corresponding lifting hydraulic cylinder is set separately at each hoisting point position of movable gas hood, in use by the synchronous operation of each lifting hydraulic cylinder, realize the lifting of movable gas hood, such technological design lifting hydraulic cylinder and the annexation of movable gas hood simple, do not need to arrange sprocket wheel, the non-standard equipments such as transmission shaft, structure is simple, floor space is little, and each equipment that the utility model comprises the smoke hood system of easy hydraulic type movable smoke hood lifting device is not subject to the impact of high temperature and damages.
Accompanying drawing explanation
Fig. 1 is the vertical view of embodiment 1;
Fig. 2 is the A-A sectional view of Fig. 1;
Fig. 3 is the C-C sectional view of Fig. 2.
Embodiment
Below in conjunction with Figure of description, the utility model is further described.
Embodiment 1
As shown in Figure 1, the present embodiment comprises the smoke hood system of easy hydraulic type movable smoke hood lifting device, comprise movable gas hood 8, fixing petticoat pipe 2 that movable gas hood is connected, movable gas hood 8 is evenly provided with four suspension centres, the top correspondence of each suspension centre arranges a lifting hydraulic cylinder 3, and the piston rod head bearing pin of described lifting hydraulic cylinder 3 is fixedly connected with corresponding suspension centre with split pin.
The smoke hood system that the present embodiment comprises easy hydraulic type movable smoke hood lifting device adopts chassis fixed support, the semi-circular back-up block 5 that on chassis below the fixed sturcture 9 of fixing petticoat pipe, placement can be movable, adopt semi-circular back-up block 5 to be supported on above described chassis by fixing petticoat pipe by fixed sturcture 9, in described annular support block 5, be provided with jacking hydro-cylinder 1; The base of described jacking hydro-cylinder 1 is fixed by bolts to the upper surface of described chassis 4, and the afterbody of described lifting hydraulic cylinder 3 is also fixed on described chassis 4 lower surface.The piston rod of described lifting hydraulic cylinder 3 is provided with travel switch 7, and described lifting hydraulic cylinder 3 is connected with the Controlling System controlling lifting hydraulic cylinder action, and described Controlling System is by the signal control of described travel switch 7.
Described semi-circular back-up block 5 is provided with anti-heat shield 6 near the outside of the side of converter, and anti-heat shield 6 is semi-circulars, semi-circular back-up block 5 and jacking hydro-cylinder 1 can be kept apart with converter; Water-cooled protecting device is provided with in described lifting hydraulic cylinder 3.
Described jacking hydro-cylinder comprises four plunger tpe list hydraulic fluid port hydro-cylinders, and described four plunger tpe list hydraulic fluid port hydro-cylinders are evenly distributed on the below of fixing petticoat pipe respectively.
The present embodiment comprises the smoke hood system of easy hydraulic type movable smoke hood lifting device, in order to each equipment room does not affect inter-working, preferably the dislocation of lifting hydraulic cylinder 3 and jacking hydro-cylinder 1 is arranged.
During work, 4 lifting hydraulic cylinders 3 pass through the lifting of the flexible drive movable gas hood 8 of piston rod, 4 jacking hydro-cylinders 1 do not work, half ring-like back-up block 5 supports fire door and fixes petticoat pipe 2, Controlling System receives the feedback signal of travel switch 7, controls the start and stop of movable gas hood 8, and uses four stream syncmotors to control the action simultaneously of four hydro-cylinders, by 4 hydro-cylinders that volume is synchronous, synchronization accuracy can well be ensured.And described lifting hydraulic cylinder 3 carries water-cooled protecting device, greatly reduce thermal radiation to the impact with hydraulic cylinder life.When maintenance of equipment or replacing; 4 plunger-type cylinders i.e. jacking hydraulic cylinder works; by mouth fixed section flue 2 jack-up; half ring-like back-up block 5 is removed; the maintenance of portable propelling petticoat pipe 8, lifting hydraulic cylinder 3 or replacing; and plunger-type cylinder is provided with anti-heat shield 6 near converter side, effectively can isolate thermal source, double annular support block 5 and jacking hydro-cylinder play a good protection.
Above; be only preferred embodiment of the present utility model; but protection domain of the present utility model is not limited thereto; anyly be familiar with those skilled in the art in the technical scope that the utility model discloses; the change that can expect easily or replacement, all should be encompassed within protection domain of the present utility model.Therefore, the protection domain that protection domain of the present utility model should define with claim is as the criterion.
Claims (7)
1. comprise a smoke hood system for easy hydraulic type movable smoke hood lifting device, it is characterized in that: the multiple lifting hydraulic cylinders comprising movable gas hood, be connected with movable gas hood;
Described movable gas hood is provided with multiple suspension centre, and the top correspondence of each suspension centre arranges a lifting hydraulic cylinder, and the piston rod head of described lifting hydraulic cylinder is fixedly connected with corresponding suspension centre.
2. the smoke hood system comprising easy hydraulic type movable smoke hood lifting device according to claim 1, is characterized in that: also comprise the fixing petticoat pipe be connected with movable gas hood; The described smoke hood system comprising easy hydraulic type movable smoke hood lifting device is by chassis fixed support;
Described fixing petticoat pipe is provided with fixed sturcture, fixing petticoat pipe is supported on above described chassis by polylith semi-circular back-up block by described fixed sturcture, in each semi-circular back-up block, correspondence is provided with jacking hydro-cylinder, the base of described jacking hydro-cylinder is fixed on described chassis, and the afterbody of described lifting hydraulic cylinder is fixed on described chassis.
3. the smoke hood system comprising easy hydraulic type movable smoke hood lifting device according to claim 2, is characterized in that: the arranged outside of described semi-circular back-up block near converter position has anti-heat shield; Water-cooled protecting device is provided with in described lifting hydraulic cylinder.
4. the smoke hood system comprising easy hydraulic type movable smoke hood lifting device according to claim 2, is characterized in that: on described movable gas hood, evenly arrange 4 suspension centres, and the top of described four suspension centres respectively correspondence arranges four lifting hydraulic cylinders.
5. the smoke hood system comprising easy hydraulic type movable smoke hood lifting device according to claim 2, is characterized in that: described semi-circular back-up block is 4 pieces, and described jacking hydro-cylinder is plunger tpe list hydraulic fluid port hydro-cylinder.
6. the smoke hood system comprising easy hydraulic type movable smoke hood lifting device according to claim 2, it is characterized in that: the piston rod of described lifting hydraulic cylinder is provided with travel switch, the Controlling System that described lifting hydraulic cylinder controls with described travel switch is connected.
7. the smoke hood system comprising easy hydraulic type movable smoke hood lifting device according to claim 4, is characterized in that: described four lifting hydraulic cylinders and four flow syncmotor and are connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520579153.6U CN204824948U (en) | 2015-08-05 | 2015-08-05 | Petticoat pipe system containing simple and convenient fluid pressure type activity petticoat pipe elevating gear |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520579153.6U CN204824948U (en) | 2015-08-05 | 2015-08-05 | Petticoat pipe system containing simple and convenient fluid pressure type activity petticoat pipe elevating gear |
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| Publication Number | Publication Date |
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| CN204824948U true CN204824948U (en) | 2015-12-02 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201520579153.6U Active CN204824948U (en) | 2015-08-05 | 2015-08-05 | Petticoat pipe system containing simple and convenient fluid pressure type activity petticoat pipe elevating gear |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111575437A (en) * | 2020-07-09 | 2020-08-25 | 广东韶钢松山股份有限公司 | Device and method for replacing movable smoke hood of converter |
-
2015
- 2015-08-05 CN CN201520579153.6U patent/CN204824948U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111575437A (en) * | 2020-07-09 | 2020-08-25 | 广东韶钢松山股份有限公司 | Device and method for replacing movable smoke hood of converter |
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