CN104418235A - Fixation structure of ladle crane plate hook - Google Patents
Fixation structure of ladle crane plate hook Download PDFInfo
- Publication number
- CN104418235A CN104418235A CN201310370695.8A CN201310370695A CN104418235A CN 104418235 A CN104418235 A CN 104418235A CN 201310370695 A CN201310370695 A CN 201310370695A CN 104418235 A CN104418235 A CN 104418235A
- Authority
- CN
- China
- Prior art keywords
- shaped frame
- angle steel
- adapter shaft
- ditch groove
- plate hook
- 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.)
- Pending
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C1/00—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles
- B66C1/10—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles by mechanical means
- B66C1/22—Rigid members, e.g. L-shaped members, with parts engaging the under surface of the loads; Crane hooks
- B66C1/34—Crane hooks
- B66C1/36—Crane hooks with means, e.g. spring-biased detents, for preventing inadvertent disengagement of loads
Abstract
The present invention discloses a fixation structure of a ladle crane plate hook. The fixation structure comprises a U-shaped frame and a connection shaft, wherein the connection shaft sleeves on the U-shaped frame through a shaft, the fixation structure further comprises two half moon plates and two angle steels, the connect shaft end is adjacently provided with an annular ditch groove and a linear ditch groove, the two half moon plates are oppositely positioned in the annular ditch groove of the connection shaft end and are fixed on the side wall of the U-shaped frame through bolts, the gaps are arranged between the arc end surfaces of the two half moon plates and the bottom of the annular ditch groove, one angle steel is welded and connected on the side wall of the U-shaped frame, the other angle steel is positioned in the linear ditch groove of the connection shaft end and closely contacts the bottom of the linear ditch groove, and the two angle steels are connected through a bolt. With the fixation structure, the shortcomings of the traditional plate hook fixation way are overcome, the separation of the connection out from the U-shaped frame and the tank bag overturning or falling after wear of the pressing plate can be avoided, the safe redundancy of the part is increased, and the safe operation of the ladle crane is ensured.
Description
Technical field
The present invention relates to a kind of fixed sturcture of ladle carne plate hook.
Background technology
Ladle carne is the major equipment in process for making, for steelshop handling molten steel or molten iron, works under the harsh environment of high temperature, many dirt.Along with the development of process for making, the use of ladle carne is more and more frequent, and due to handling is molten metal, thus requires that the operation of ladle carne must be safe and reliable, even when some failsafety, also must ensure tumbling or falling accident of not generation tank bag.
Usual ladle carne plate hook realizes being connected by U-shaped frame and adapter shaft, U-shapedly be set up in equalizing bar bottom surface, adapter shaft is located in U-shaped frame, plate hook is by adapter shaft hook, adopt one group of pressing plate to be fixed between U-shaped frame and adapter shaft, the steel plate that namely repair welding one piece of aperture is identical with adapter shaft axle sleeve external diameter on U-shaped frame, pressing plate leaves four articulation holes, adapter shaft gets on the bus out two grooves, will be bolted the steel plate being welded in U-shaped frame in pressing plate embedded groove.
Due to the needs of equipment safety operation, the adapter shaft being located at U-shaped frame must can rotate the trolley travelling meeting ladle carne, because plate hook suspention tank is contracted for fixed output quotas raw inertia energy, tie bolt between pressing plate and U-shaped frame steel plate is subject to larger shearing force, easy fracture, bolt fracture cannot take out in the articulation hole of pressing plate; With the pressing plate friction being stuck in adapter shaft groove simultaneously when adapter shaft rotates, long friction, cause pressing plate serious wear, when platen edge may wear to produce gap with adapter shaft time, ladle carne cart run time, due to the effect of force of inertia, adapter shaft is caused to deviate from U-shaped frame, cause plate hook to come off, tank bag topples or falls, and causes serious safety misadventure.
Summary of the invention
Technical matters to be solved by this invention is to provide a kind of fixed sturcture of ladle carne plate hook, this fixed sturcture overcomes the defect of traditional plate hook fixed form, after avoiding pressing plate to wear and tear, adapter shaft deviates from U-shaped frame and tank bag topples or falls, improve the Safety Redundancy of parts, ensure that the safe operation of ladle carne.
For solving the problems of the technologies described above, the fixed sturcture of ladle carne plate hook of the present invention comprises U-shaped frame and adapter shaft, described adapter shaft is located at described U-shaped frame by axle sleeve, this fixed sturcture also comprises two meniscus and two angle steel, described adapter shaft axle head is adjacent is provided with cannelure and straight-line groove, described two meniscus are positioned at the cannelure of described adapter shaft axle head in opposite directions and are secured by bolts in the sidewall of described U-shaped frame, gap is provided with between described two meniscal curved ends and the bottom land of described cannelure, in described two angle steel, an angle steel is welded in described U-shaped frame sidewall, another root angle steel be positioned at described adapter shaft axle head straight-line groove and with straight-line groove bottom land close contact, described two angle steel are bolted.
Further, the gap between above-mentioned two meniscal curved ends and the bottom land of described cannelure is 2mm.
Because the fixed sturcture of ladle carne plate hook of the present invention have employed technique scheme, namely this fixed sturcture comprises U-shaped frame and adapter shaft, described adapter shaft is located at described U-shaped frame by axle sleeve, this fixed sturcture also comprises two meniscus and two angle steel, described adapter shaft axle head is adjacent is provided with cannelure and straight-line groove, described two meniscus are positioned at the cannelure of described adapter shaft axle head in opposite directions and are secured by bolts in the sidewall of described U-shaped frame, gap is provided with between described two meniscal curved ends and the bottom land of described cannelure, in described two angle steel, an angle steel is welded in described U-shaped frame sidewall, another root angle steel be positioned at described adapter shaft axle head straight-line groove and with straight-line groove bottom land close contact, described two angle steel are bolted.This fixed sturcture overcomes the defect of traditional plate hook fixed form, and after avoiding pressing plate to wear and tear, adapter shaft deviates from U-shaped frame and tank bag topples or falls, and improves the Safety Redundancy of parts, ensure that the safe operation of ladle carne.
Accompanying drawing explanation
Below in conjunction with drawings and embodiments, the present invention is described in further detail:
Fig. 1 is the schematic diagram of the fixed sturcture of ladle carne plate hook of the present invention;
Fig. 2 is the connection diagram of two meniscus and angle steel in this fixed sturcture.
Detailed description of the invention
As depicted in figs. 1 and 2, the fixed sturcture of ladle carne plate hook of the present invention comprises U-shaped frame 1 and adapter shaft 2, described adapter shaft 2 is located at described U-shaped frame 1 by axle sleeve 23, this fixed sturcture also comprises two meniscus 3 and two angle steel 4, described adapter shaft 2 axle head is adjacent is provided with cannelure 21 and straight-line groove 22, described two meniscus 3 are positioned at the cannelure 21 of described adapter shaft 2 axle head in opposite directions and are fixed on the sidewall of described U-shaped frame 1 by bolt 31, gap is provided with between the curved end of described two meniscus 3 and the bottom land of described cannelure 21, in described two angle steel 4, an angle steel is welded in described U-shaped frame 1 sidewall, another root angle steel be positioned at described adapter shaft 2 axle head straight-line groove 22 and with straight-line groove 22 bottom land close contact, described two angle steel 4 are connected by bolt 41.
Further, the gap between the curved end of above-mentioned two meniscus 3 and the bottom land of described cannelure 21 is 2mm.
In this fixed sturcture, the width of cannelure mates with meniscal thickness, the width of straight-line groove and the thickness matching of angle steel, the maximum load amount that the degree of depth of cannelure and straight-line groove can be lifted by crane according to cast-in-place hoisting crane reality and stressing conditions calculate.When meniscus makes adapter shaft rotate with the gap left with cannelure bottom land meniscus not with adapter shaft friction, only play the effect of prevention adapter shaft cross travel; And angle steel snaps in straight-line groove and with straight-line groove bottom close contact, angle steel is by the friction with adapter shaft, restriction adapter shaft significantly rotates, angle steel belongs to vulnerable part, in adapter shaft rotation process, after angle steel wears up to straight-line groove, can find in the inspection of equipment, the tie bolt unclamping two angle steel after discovery can implement the replacing of wearing and tearing angle steel.When deviating from straight-line groove after angle steel wearing and tearing, because two pieces of meniscus limit the cross travel of adapter shaft, make adapter shaft cannot cross travel and deviate from U-shaped frame, thus avoid plate hook to come off, ensure that plate hook hangs tank bag all the time, avoid tank bag to topple or falling accident, guarantee the safe and reliable operation of ladle carne.
Claims (2)
1. the fixed sturcture of a ladle carne plate hook, comprise U-shaped frame and adapter shaft, described adapter shaft is located at described U-shaped frame by axle sleeve, it is characterized in that: this fixed sturcture also comprises two meniscus and two angle steel, described adapter shaft axle head is adjacent is provided with cannelure and straight-line groove, described two meniscus are positioned at the cannelure of described adapter shaft axle head in opposite directions and are secured by bolts in the sidewall of described U-shaped frame, gap is provided with between described two meniscal curved ends and the bottom land of described cannelure, in described two angle steel, an angle steel is welded in described U-shaped frame sidewall, another root angle steel be positioned at described adapter shaft axle head straight-line groove and with straight-line groove bottom land close contact, described two angle steel are bolted.
2. the fixed sturcture of ladle carne plate hook according to claim 1, is characterized in that: the gap between described two meniscal curved ends and the bottom land of described cannelure is 2mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310370695.8A CN104418235A (en) | 2013-08-23 | 2013-08-23 | Fixation structure of ladle crane plate hook |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310370695.8A CN104418235A (en) | 2013-08-23 | 2013-08-23 | Fixation structure of ladle crane plate hook |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104418235A true CN104418235A (en) | 2015-03-18 |
Family
ID=52968491
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310370695.8A Pending CN104418235A (en) | 2013-08-23 | 2013-08-23 | Fixation structure of ladle crane plate hook |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104418235A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1097397A (en) * | 1993-07-10 | 1995-01-18 | 太原重型机器厂 | A kind of method of regulating hook pitch of crane in foundry and device thereof |
| US5899512A (en) * | 1996-10-03 | 1999-05-04 | Wiklund; Henry | Lifting hook |
| CN201250057Y (en) * | 2008-06-16 | 2009-06-03 | 天津新伟祥工业有限公司 | Crown block sling |
| CN202321978U (en) * | 2011-11-11 | 2012-07-11 | 重庆起重机厂有限责任公司 | Combined lifting appliance for metallurgical environment |
| CN202390074U (en) * | 2011-11-29 | 2012-08-22 | 重庆起重机厂有限责任公司 | Gantry hook |
| CN202766095U (en) * | 2012-09-27 | 2013-03-06 | 山东丰汇设备技术有限公司 | Connection device with multi-specification hanging hook changing function |
| CN202988562U (en) * | 2012-12-07 | 2013-06-12 | 重庆起重机厂有限责任公司 | Lifting appliance with lifting hooks |
-
2013
- 2013-08-23 CN CN201310370695.8A patent/CN104418235A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1097397A (en) * | 1993-07-10 | 1995-01-18 | 太原重型机器厂 | A kind of method of regulating hook pitch of crane in foundry and device thereof |
| US5899512A (en) * | 1996-10-03 | 1999-05-04 | Wiklund; Henry | Lifting hook |
| CN201250057Y (en) * | 2008-06-16 | 2009-06-03 | 天津新伟祥工业有限公司 | Crown block sling |
| CN202321978U (en) * | 2011-11-11 | 2012-07-11 | 重庆起重机厂有限责任公司 | Combined lifting appliance for metallurgical environment |
| CN202390074U (en) * | 2011-11-29 | 2012-08-22 | 重庆起重机厂有限责任公司 | Gantry hook |
| CN202766095U (en) * | 2012-09-27 | 2013-03-06 | 山东丰汇设备技术有限公司 | Connection device with multi-specification hanging hook changing function |
| CN202988562U (en) * | 2012-12-07 | 2013-06-12 | 重庆起重机厂有限责任公司 | Lifting appliance with lifting hooks |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20150318 |
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| WD01 | Invention patent application deemed withdrawn after publication |