CN202379642U - Hoist-type lifting mechanism of steel ladle used for vacuum treatment of molten steel - Google Patents

Hoist-type lifting mechanism of steel ladle used for vacuum treatment of molten steel Download PDF

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Publication number
CN202379642U
CN202379642U CN2011205737389U CN201120573738U CN202379642U CN 202379642 U CN202379642 U CN 202379642U CN 2011205737389 U CN2011205737389 U CN 2011205737389U CN 201120573738 U CN201120573738 U CN 201120573738U CN 202379642 U CN202379642 U CN 202379642U
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CN
China
Prior art keywords
steel
ladle
lifting
groups
hanger
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Expired - Lifetime
Application number
CN2011205737389U
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Chinese (zh)
Inventor
曹天浩
刘李梅
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Taiyuan Heavy Industry Co Ltd
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Taiyuan Heavy Industry Co Ltd
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Priority to CN2011205737389U priority Critical patent/CN202379642U/en
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Publication of CN202379642U publication Critical patent/CN202379642U/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Abstract

The utility model discloses a hoist-type lifting mechanism of a steel ladle used in vacuum treatment of molten steel and relates to a hoisting machine. By utilizing the hoist-type lifting mechanism, the problem that the existing hydraulic jacking device is complex in structure, high in manufacturing cost and difficult in reparation and maintenance is solved. The hoist-type lifting mechanism consists of a platform, a hoisting mechanism, a winding steel wire rope and a steel ladle hanger, wherein the hoisting mechanism is arranged on the platform; and the winding steel wire rope is connected with the steel ladle hanger through a winding drum, a fixed pulley group and a movable pulley group. As the traditional lifting mechanism of a crane is adopted to replace the hydraulic jacking device, the hoist-type lifting mechanism has the advantages of being simple in structure, safe and reliable in operation, convenient in reparation and maintenance and low in manufacturing cost and the like.

Description

Be used for the vacuum treated ladle elevator of molten steel lift system
Technical field
The utility model belongs to handling machinery, particularly a kind of suspender of steel ladle and lifting mechanism.
Background technology
At present, smelting industry adopts hydraulic jacking device that certain altitude is arrived in the steel ladle jacking when molten steel being carried out the processing of RH vacuum oxygen usually, through the RH vacuum reservoir molten steel is carried out application of vacuum then.The hydraulic jacking device complex structure of this steel ladle, cost is high, maintenance, maintenance difficulty.
Summary of the invention
The purpose of the utility model provides a kind of vacuum treated ladle elevator of molten steel lift system that is used for to the shortcoming of prior art, solves existing hydraulic jacking device complex structure, and cost is high, the problem of maintenance, maintenance difficulty.
The utility model is realized through following technical scheme:
A kind of vacuum treated ladle elevator of molten steel lift system that is used for; It is characterized in that: said ladle elevator lift system is made up of platform, lifting mechanism, lay winding wire ropes and steel ladle suspender; Said lifting mechanism is installed on the said platform, and said lay winding wire ropes is connected with said steel ladle suspender through reel, fixed pulley group, running block.
Said lifting mechanism is made up of two motors, two retarders, two reels, four fixed pulley groups, steel rope fixed end, two I coupler, an II coupler and four drgs; Two said electrical motors link to each other with two said input shaft of speed reducer through two said I coupler respectively; The output shaft of two said retarders; One end links to each other through said II coupler, and the other end drives two said reels respectively; Four fixed pulley groups, steel rope fixed ends are loaded on respectively on the factory building carrier bar.
Four said drgs are separately positioned on the high speed shaft both sides of two said retarders.
Said lay winding wire ropes; Form an osed top winding system through four groups of running blocks of suspender respectively from two reels, four groups of fixed pulley groups; Be that each reel has two steel ropes; A fag end of every steel rope is fixed on the two ends of reel, and after steel rope twined through the running block on fixed pulley group and the suspender, another fag end was fixed on the steel rope fixed end.
Described steel ladle suspender is made up of four groups of running blocks, two hanger beams and plate hook, automatic coupling mechanism, track adjusting wheel; Per two groups of running blocks are connected with a hanger beam; The hinged plate hook of hanger beam central authorities; Be provided with automatic coupling mechanism between plate hook and the hanger beam, the track adjusting wheel that matches with the factory building track also is equipped with at the two ends of hanger beam.
The utility model compared with prior art has the following advantages and beneficial effect:
The lifting mechanism of the utility model is loaded on mechanism's platform; Fixed pulley and wire rope fixing device are loaded on the factory building carrier bar; The steel rope fixed end can the quick adjustment length of steel wire rope; Make the stressed even, clear and definite of four steel ropes, it is stressed to have reduced mechanism's flat-bed, makes the device design more reasonable.Because the utility model adopts two motors, two retarders, two double crosslinking drums; Electrical motor links to each other with input shaft of speed reducer through coupler respectively; The output shaft of two retarders, an end links to each other through coupler, and the other end drives two double crosslinking drums through drum coupling.This clock type of drive can realize: when an electrical motor damaged, another electrical motor can be accomplished a working cycle, and steel ladle is placed into safe place.Simultaneously, the brake system of the utility model is four service brakes, is installed in respectively on the high speed shaft of retarder, and each drg can be braked whole load, and certain safety factor is arranged, and therefore, has guaranteed the safe and reliable of operation.The steel ladle suspender of the utility model is realized at the two ends of suspender track adjusting wheel being housed also by automatic hitch through the power hydraulic system that can bear hot environment, matches with the guide track of factory building, reduces rocking of to molten steel application of vacuum time steel ladle.In a word, the utility model adopts traditional crane hoisting mechanism to replace hydraulic jacking device, have simple in structure, practical, safe and reliable to operation, advantage such as maintaining is convenient, and cost is low.
Description of drawings
Fig. 1 is the structural representation (front view) of the utility model;
Fig. 2 is the planar view of hoist lifting device;
Fig. 3 is the lateral plan of hoist lifting device;
Fig. 4 is the structural representation of steel ladle suspender;
Fig. 5 is that the steel rope of lifting mechanism twines scheme drawing.
The utility model is further described through preferred embodiment below in conjunction with accompanying drawing.
The specific embodiment
Like Fig. 1, Fig. 2, shown in Figure 3; A kind of vacuum treated ladle elevator of molten steel lift system that is used for; Form by mechanism's platform 1, lifting mechanism 2, lay winding wire ropes 4 and steel ladle suspender 3; Lifting mechanism 2 is installed on mechanism's platform 1, and lay winding wire ropes 4 is connected with steel ladle suspender 3 through reel 203, fixed pulley group 204, running block 301.
Said lifting mechanism 2 is made up of two motors 201, two retarders 202, two reels 203, four fixed pulley groups 204, steel rope fixed end 205, two I coupler 206, an II coupler 207 and four drgs 208; Two said electrical motors 201 link to each other with the input shaft of two said retarders 202 through two said I coupler 206 respectively; The output shaft of two said retarders 202; One end links to each other through said II coupler 207; Realize mechanical synchronization and single machine operation of two reels, the other end drives two said reels 203 respectively, realizes hoisting, descending of steel ladle; Four fixed pulley groups 204, steel rope fixed ends 205 are loaded on respectively on the factory building carrier bar.
Described drg 208 has four, is installed in the high speed shaft both sides of two retarders 202 respectively.
As shown in Figure 4, described steel ladle suspender 3 is made up of four groups of running blocks 301, two hanger beams 302 and plate hook 303, automatic coupling mechanism 304, track adjusting wheel 305.Per two groups of running blocks 301 are connected with a hanger beam 302; Hanger beam 302 central hinged plate hooks 303; Be provided with automatic coupling mechanism 304 between plate hook 303 and the hanger beam 302; The track adjusting wheel 305 that matches with the factory building track also is equipped with at the two ends of hanger beam 302, reduces rocking of to molten steel application of vacuum time steel ladle.
As shown in Figure 5; Described lay winding wire ropes 4 forms an osed top winding system through four groups of running blocks 301 of suspender 3 respectively from two reels 203, four groups of fixed pulley groups 204; Be that each reel 203 has two steel ropes; A fag end of every steel rope is fixed on the two ends of reel, and after steel rope twined through the running block on fixed pulley group 204 and the suspender 301, another fag end was fixed on steel rope fixed end 205 (referring to Fig. 1); Through regulating length of steel wire rope, make the steel rope stress equalization.
The working process of the utility model:
1, the lifting mechanism of hoist lifting device descends, and the molten steel hired car reaches under the steel ladle suspender, and auto-coupling work is about to plate hook and places the upright position.
2, the lifting mechanism of hoist lifting device rises, when the limit switch of the plate hook mouth of hook with after the steel ladle gudgeon contact, prove link up with accurate; Lifting mechanism continues to promote; When rising to assigned address (through travel switch control), vacuum reservoir docks with steel ladle, the beginning application of vacuum.
3, dispose after, lift system falls, and steel ladle is placed on the molten steel hired car, auto-coupling work is accomplished and is broken off relations, the molten steel hired car leaves, and accomplishes a working cycle.

Claims (5)

1. one kind is used for the vacuum treated ladle elevator of molten steel lift system; It is characterized in that: said ladle elevator lift system is made up of with steel ladle suspender (3) platform (1), lifting mechanism (2), lay winding wire ropes (4); Said lifting mechanism (2) is installed on the said platform (1), and said lay winding wire ropes (4) is connected with said steel ladle suspender (3) through reel (203), fixed pulley group (204), running block (301).
2. according to the described ladle hoist lifting device of claim 1; It is characterized in that: said lifting mechanism (2) is made up of two motors (201), two retarders (202), two reels (203), four fixed pulley groups (204), steel rope fixed end (205), two I coupler (206), an II coupler (207) and four drgs (208); Two said electrical motors (201) link to each other with the input shaft of two said retarders (202) through two said I coupler (206) respectively; The output shaft of two said retarders (202); One end links to each other through said II coupler (207), and the other end drives two said reels (203) respectively; Four fixed pulley groups (204), steel rope fixed end (205) are loaded on respectively on the factory building carrier bar.
3. according to the described ladle hoist lifting device of claim 2, it is characterized in that: four said drgs (208) are separately positioned on the high speed shaft both sides of two said retarders (202).
4. according to the described ladle hoist lifting device of claim 1; It is characterized in that: described lay winding wire ropes (4) forms an osed top winding system through four groups of running blocks (301) of steel ladle suspender (3) respectively from two reels (203), four groups of fixed pulley groups (204); Be that each reel (203) has two steel ropes; A fag end of every steel rope is fixed on the two ends of reel (203); After steel rope twined through the running block (301) on fixed pulley group (204) and the steel ladle suspender (3), another fag end was fixed on steel rope fixed end (205).
5. according to the described ladle hoist lifting device of claim 1; It is characterized in that: described steel ladle suspender (3); Form by four groups of running blocks (301), two hanger beams (302) and plate hook (303), automatic coupling mechanism (304) and track adjusting wheel (305); Per two groups of running blocks (301) are connected with a hanger beam (302); The central hinged plate hook of hanger beam (302) (303) is provided with automatic coupling mechanism (304) between plate hook (303) and the hanger beam (302), and the track adjusting wheel (305) that matches with the factory building track also is equipped with at the two ends of hanger beam (302).
CN2011205737389U 2011-12-22 2011-12-22 Hoist-type lifting mechanism of steel ladle used for vacuum treatment of molten steel Expired - Lifetime CN202379642U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2011205737389U CN202379642U (en) 2011-12-22 2011-12-22 Hoist-type lifting mechanism of steel ladle used for vacuum treatment of molten steel

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2011205737389U CN202379642U (en) 2011-12-22 2011-12-22 Hoist-type lifting mechanism of steel ladle used for vacuum treatment of molten steel

Publications (1)

Publication Number Publication Date
CN202379642U true CN202379642U (en) 2012-08-15

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104743459A (en) * 2015-03-30 2015-07-01 河北工程大学 Automatic unhooking and suspending device for filling bag
CN105129645A (en) * 2015-08-25 2015-12-09 大连华锐重工集团股份有限公司 Nuclear power station hoisting trolley with double rectangle steel wire rope upwards-guiding rope winding systems

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104743459A (en) * 2015-03-30 2015-07-01 河北工程大学 Automatic unhooking and suspending device for filling bag
CN104743459B (en) * 2015-03-30 2016-08-17 河北工程大学 Automatically-unhooked filling bag suspension apparatus
CN105129645A (en) * 2015-08-25 2015-12-09 大连华锐重工集团股份有限公司 Nuclear power station hoisting trolley with double rectangle steel wire rope upwards-guiding rope winding systems
CN105129645B (en) * 2015-08-25 2017-07-11 大连华锐重工集团股份有限公司 The nuclear power station trolley of conductor rope winding system on double square steel wire rope

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CX01 Expiry of patent term

Granted publication date: 20120815

CX01 Expiry of patent term