CN109132874B - Novel warning of driving fixed pulley wire rope play groove device - Google Patents
Novel warning of driving fixed pulley wire rope play groove device Download PDFInfo
- Publication number
- CN109132874B CN109132874B CN201811187752.8A CN201811187752A CN109132874B CN 109132874 B CN109132874 B CN 109132874B CN 201811187752 A CN201811187752 A CN 201811187752A CN 109132874 B CN109132874 B CN 109132874B
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- China
- Prior art keywords
- rod part
- wire rope
- fixed pulley
- steel wire
- groove
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- 229910000831 Steel Inorganic materials 0.000 claims abstract description 42
- 239000010959 steel Substances 0.000 claims abstract description 42
- 238000012423 maintenance Methods 0.000 abstract description 3
- 238000005452 bending Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 238000011418 maintenance treatment Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 241000276425 Xiphophorus maculatus Species 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C15/00—Safety gear
- B66C15/06—Arrangements or use of warning devices
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Jib Cranes (AREA)
- Emergency Lowering Means (AREA)
Abstract
The invention provides a novel driving fixed pulley steel wire rope groove-outlet alarm device which comprises a driving fixed beam, a fixed pulley block and a groove-outlet alarm assembly, wherein the groove-outlet alarm assembly comprises a swinging plate, a fixing piece and a lifting limiter, the swinging plate is arranged between two fixed pulleys and is of a right-angle plate-shaped structure and comprises an upper rod part and a lower rod part, the rear end of the upper rod part is connected with the upper end of the lower rod part through a bent rod part, the front end of the upper rod part is provided with a steel wire rope connecting hole, the steel wire rope connecting hole is connected with a heavy hammer limiting block through a first steel wire rope, the heavy hammer limiting block is connected with a lifting limiting switch of the lifting limiter through a second steel wire rope, the bent rod part is provided with a fixing hole, and the lower end of the lower rod part is symmetrically provided with two transverse rods along the axis direction of the fixed pulley shaft. The advantages are that: the alarm device not only can indirectly reduce the loss of the steel wire rope and reduce the labor intensity of maintenance personnel, but also can avoid serious safety accidents caused by the fact that the fixed pulley steel wire rope cannot be found out in time after being out of the groove.
Description
Technical Field
The invention relates to the technical field of travelling crane equipment, in particular to a novel travelling crane fixed pulley steel wire rope groove outlet alarm device.
Background
The travelling crane is used as mechanical equipment which is indispensable for the production and equipment overhaul of metallurgical enterprises, and is also called special equipment due to the working specificity of the travelling crane; in the use process, the problem of steel wire rope groove outlet is easy to occur due to the position and shape of the hung object and the skill difference of operators, particularly, the steel wire rope groove outlet is difficult to be found in time during night operation with poor light, and if the steel wire rope groove outlet is not found in time, the steel wire rope is worn and scrapped if the steel wire rope groove outlet is light; when the weight is heavy, the steel wire rope and the fixed pulley shaft are ground off, so that the suspended object instantly falls onto the ground or equipment, and serious accidents are caused. Therefore, in order to solve the problems in the prior art, a new technical solution is urgently needed to solve the above technical problems.
Disclosure of Invention
In order to solve the problems, the invention discloses a novel alarming device for the steel wire rope out of a fixed pulley of a traveling crane, which can timely find out the steel wire rope out of the groove in the use process of the traveling crane and avoid major safety accidents caused by the fact that the steel wire rope out of the groove cannot be timely found out.
In order to achieve the above purpose, the present invention provides the following technical solutions:
The utility model provides a novel driving fixed pulley wire rope goes out groove warning device, installs the fixed pulley group on driving fixed beam including driving fixed beam and cooperation, the fixed pulley group includes fixed pulley axle and cooperation and installs two fixed pulleys on fixed pulley axle, its characterized in that: still include out groove alarm component, go out groove alarm component and include swing plate, mounting and play to rise the stopper, the swing plate sets up in the middle of two fixed pulleys, is right angle platy structure, including the upper boom portion that the level set up and the lower beam portion of vertical setting, and the rear end of upper boom portion is connected with the upper end of lower beam portion through the crooked pole portion, upper boom portion is mutually perpendicular with fixed pulley axle, and its front end is equipped with the wire rope connecting hole, and the wire rope connecting hole is connected with the weight stopper of arranging upper boom portion front end below in through first wire rope, the weight stopper is connected with the play to rise to the limit switch through the second wire rope, be equipped with the fixed orifices on the crooked pole portion, and the crooked pole portion is connected with the mounting rotation through the fixed orifices, mounting and driving fixed beam fixed connection, the axis direction symmetry of fixed pulley axle is equipped with two horizontal poles along the lower extreme of lower beam portion.
Further, the out-slot alarm assembly further comprises a stop block.
Further, the stop block is fixedly arranged on the travelling crane fixing beam.
Further, the stop block is arranged at the rear side of the lower rod part and abuts against the lower rod part.
Further, the stop block is welded on the driving fixed beam.
Further, the fixing hole on the bending rod part is rotationally connected with the fixing piece through the connecting component.
Further, the connecting assembly comprises a bolt and a nut which are connected in a matching way.
Further, the curved lever portion is of an arc-shaped structure.
Compared with the prior art, the invention has the beneficial effects that: when the steel wire rope on the fixed pulley is out of the groove, the swing plate is touched during the period from the normal position to the groove-out position, and the swing plate acts, so that a heavy hammer limiting block connected with the swing plate is lifted, a contact in a lifting limiter is disconnected, and a lifting mechanism can only descend and cannot ascend at the moment, so that an operator can timely find out that the steel wire rope is out of the groove, and notify maintenance personnel of the previous maintenance treatment; the alarm device not only can indirectly reduce the loss of the steel wire rope and reduce the labor intensity of maintenance personnel, but also can avoid serious safety accidents caused by the fact that the fixed pulley steel wire rope cannot be found out in time after being out of the groove.
Drawings
Fig. 1 is a schematic diagram of a novel travelling crane fixed pulley steel wire rope out of a groove alarm device before the fixed pulley steel wire rope out of the groove.
Fig. 2 is a schematic diagram of the novel travelling crane fixed pulley steel wire rope out-of-groove alarm device after the fixed pulley steel wire rope goes out of the groove.
Fig. 3 is a schematic structural diagram of a swinging plate in the novel driving fixed pulley steel wire rope groove-outlet alarm device.
Fig. 4 is a cross-sectional view of fig. 3.
Fig. 5 is a schematic structural view of a fixed pulley block in a novel driving fixed pulley steel wire rope groove-outlet alarm device.
Fig. 6 is a schematic structural view of a fixing member in the novel driving fixed pulley steel wire rope groove-outlet alarm device.
Fig. 7 is a top view of fig. 6.
List of reference numerals:
The device comprises a 1-fixed pulley shaft, a 2-fixed pulley, a 3-swinging plate, a 4-fixing piece, a 5-lifting limiter, a 6-wire rope connecting hole, a 7-first wire rope, an 8-heavy hammer limiting block, a 9-second wire rope, a 10-lifting limiting switch, a 11-fixing hole, a 12-cross rod and a 13-stop block.
Detailed Description
The present invention is further illustrated in the following drawings and detailed description, which are to be understood as being merely illustrative of the invention and not limiting the scope of the invention. It should be noted that the words "front", "rear", "left", "right", "upper" and "lower" used in the following description refer to directions in the drawings, and the words "inner" and "outer" refer to directions toward or away from, respectively, the geometric center of a particular component.
As shown in the figure, a novel driving fixed pulley wire rope goes out groove alarm device, including driving fixed beam and cooperation installation fixed pulley group on driving fixed beam, fixed pulley group includes fixed pulley axle 1 and cooperation installation two fixed pulleys 2 on fixed pulley axle 1, still include out groove alarm component, it includes swinging arms 3 to go out groove alarm component, mounting 4 and play to rise limiter 5, swinging arms 3 set up in two fixed pulleys 2 centre, be right angle platelike structure, upper rod portion and the lower pole portion of vertical setting including the level setting, and the rear end of upper rod portion is connected with the upper end of lower pole portion through the bending pole portion, upper rod portion is mutually perpendicular with fixed pulley axle 1, its front end is equipped with wire rope connecting hole 6, and wire rope connecting hole 6 is connected with stopper 8 that is arranged in upper rod portion front end below through first wire rope 7, be equipped with fixed orifices 11 on the weight stopper 8 through second wire rope 9 and play to rise limiter 10, and the bending pole portion is connected with mounting 4 rotation through fixed orifices 11, mounting 4 and the lower pole portion is equipped with the symmetrical rail axle 12 of two fixed beam lower pole portion along the bending axis direction of rotation of fixed beam 1.
In this embodiment, the slot-out alarm assembly further includes a stopper 13, where the stopper 13 is fixedly mounted on the traveling crane fixing beam, and the stopper 13 is disposed at the rear side of the lower rod portion and abuts against the lower rod portion, where the stopper 13 is welded on the traveling crane fixing beam.
The invention firstly needs to fix a fixing piece 4 on a driving fixing beam through electric welding, then connects a fixing hole 11 of a swinging plate 3 with the fixing piece 4, fixes the fixing piece through bolts and nuts, ensures that the swinging plate 3 can swing forwards and backwards, then fixes a stop block 13 on the driving fixing beam through electric welding, ensures that the lower rod part of the swinging plate 3 is in a vertical position, then fixes one end of a first steel wire rope 7 on a steel wire rope connecting hole 6 of the swinging plate 3, and fixes the other end on a weight limiting block 8, wherein the weight limiting block 8 is connected with a lifting limiting switch 10 of a lifting limiter 5 through a second steel wire rope 9, ensures firm connection and the lifting limiting switch 10 is in a middle position, and the driving can normally operate at the moment; when the steel wire rope on the fixed pulley 2 goes out of the groove, the steel wire rope goes out of the groove from the fixed pulley 2 to the fixed pulley shaft 1, and during the period, the steel wire rope touches the cross rod 12 of the swinging plate 3, the swinging plate 3 swings upwards due to the force of the steel wire rope, the first steel wire rope 7 on the swinging plate 3 pulls the heavy punch limiting block 8 upwards, so that the lifting limiter switch 10 does not have the gravity of the heavy punch limiting block 8 and moves upwards, the contact in the lifting limiter 5 is disconnected, the crane lifting mechanism can only be lowered and cannot be lifted, an operator can find out of the groove in time, the maintainer is informed of the previous maintenance treatment, the loss of the steel wire rope can be indirectly reduced, the labor intensity of the maintainer is reduced, and serious safety accidents caused by the fact that the steel wire rope cannot be found out of the groove in time can be avoided; the device has ingenious overall design, compact structure, convenient installation and strong universality, and has wide market prospect.
In this embodiment, the fixing hole on the bent rod portion is rotatably connected with the fixing member 4 through a connection assembly including a bolt and a nut which are cooperatively connected.
In this embodiment, the curved lever portion has an arc-like structure.
The technical means disclosed by the scheme of the invention is not limited to the technical means disclosed by the embodiment, and also comprises the technical scheme formed by any combination of the technical features. It should be noted that modifications and adaptations to the invention may occur to one skilled in the art without departing from the principles of the present invention and are intended to be within the scope of the present invention.
Claims (1)
1. The utility model provides a novel driving fixed pulley wire rope goes out groove warning device, installs the fixed pulley group on driving fixed beam including driving fixed beam and cooperation, the fixed pulley group includes fixed pulley axle (1) and cooperation two fixed pulleys (2) of installing on fixed pulley axle (1), its characterized in that: the lifting type lifting device comprises a lifting limiting switch (10) and is characterized by further comprising a slot-out alarm assembly, wherein the slot-out alarm assembly comprises a swinging plate (3), a fixing piece (4) and a lifting limiting stopper (5), the swinging plate (3) is arranged between two fixed pulleys (2) and is of a right-angle plate-shaped structure, an upper rod part which is horizontally arranged and a lower rod part which is vertically arranged are included, the rear end of the upper rod part is connected with the upper end of the lower rod part through the bent rod part, the upper rod part is perpendicular to a fixed pulley shaft (1), the front end of the upper rod part is provided with a steel wire rope connecting hole (6), the steel wire rope connecting hole (6) is connected with a heavy weight limiting stopper (8) arranged below the front end of the upper rod part through a first steel wire rope (7), the heavy weight limiting stopper (8) is connected with the lifting limiting switch (10) of the lifting limiting stopper (5) through a second steel wire rope (9), the bent rod part is rotationally connected with the fixing piece (4) through the fixing hole (11), the fixing rod part is fixedly connected with the upper end of the lower rod part, and the fixing piece (4) is symmetrically connected with a driving fixing beam through the fixing hole (12), and the two transverse rods (12) are symmetrically arranged along the axis directions of the fixed pulley shaft (1). The groove outlet alarm assembly further comprises a stop block (13); the stop block (13) is fixedly arranged on the travelling crane fixing beam; the stop block (13) is arranged at the rear side of the lower rod part and is propped against the lower rod part; the stop block (13) is welded on the travelling crane fixed beam; the fixing hole on the bent rod part is rotationally connected with the fixing piece (4) through the connecting component; the connecting component comprises a bolt and a nut which are connected in a matched manner; the curved rod part is of an arc-shaped structure.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201811187752.8A CN109132874B (en) | 2018-10-12 | 2018-10-12 | Novel warning of driving fixed pulley wire rope play groove device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201811187752.8A CN109132874B (en) | 2018-10-12 | 2018-10-12 | Novel warning of driving fixed pulley wire rope play groove device |
Publications (2)
Publication Number | Publication Date |
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CN109132874A CN109132874A (en) | 2019-01-04 |
CN109132874B true CN109132874B (en) | 2024-06-11 |
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CN201811187752.8A Active CN109132874B (en) | 2018-10-12 | 2018-10-12 | Novel warning of driving fixed pulley wire rope play groove device |
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Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR200223776Y1 (en) * | 2000-12-20 | 2001-05-15 | 포항종합제철주식회사 | Weight Limit Device for Protecting Wire Rope |
CN201343376Y (en) * | 2009-02-12 | 2009-11-11 | 武汉钢铁(集团)公司 | Cable off-track monitor for bridge crane |
CN201395486Y (en) * | 2009-03-31 | 2010-02-03 | 重庆钢铁(集团)有限责任公司 | Driving fixed pulley wire rope leave slot alarm device |
CN102358574A (en) * | 2011-10-17 | 2012-02-22 | 太原重工股份有限公司 | Lifter hoisting mechanism and limit switch assembly thereof |
CN203333176U (en) * | 2013-05-21 | 2013-12-11 | 中船澄西船舶修造有限公司 | Device for preventing steel wire rope from jumping out of groove of pulley |
CN204281165U (en) * | 2014-11-17 | 2015-04-22 | 珠海三一港口机械有限公司 | A kind of steel cable slot disengaging detecting device and span winch |
CN204474227U (en) * | 2015-02-02 | 2015-07-15 | 杨银娟 | A kind of counterweight limit device |
-
2018
- 2018-10-12 CN CN201811187752.8A patent/CN109132874B/en active Active
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR200223776Y1 (en) * | 2000-12-20 | 2001-05-15 | 포항종합제철주식회사 | Weight Limit Device for Protecting Wire Rope |
CN201343376Y (en) * | 2009-02-12 | 2009-11-11 | 武汉钢铁(集团)公司 | Cable off-track monitor for bridge crane |
CN201395486Y (en) * | 2009-03-31 | 2010-02-03 | 重庆钢铁(集团)有限责任公司 | Driving fixed pulley wire rope leave slot alarm device |
CN102358574A (en) * | 2011-10-17 | 2012-02-22 | 太原重工股份有限公司 | Lifter hoisting mechanism and limit switch assembly thereof |
CN203333176U (en) * | 2013-05-21 | 2013-12-11 | 中船澄西船舶修造有限公司 | Device for preventing steel wire rope from jumping out of groove of pulley |
CN204281165U (en) * | 2014-11-17 | 2015-04-22 | 珠海三一港口机械有限公司 | A kind of steel cable slot disengaging detecting device and span winch |
CN204474227U (en) * | 2015-02-02 | 2015-07-15 | 杨银娟 | A kind of counterweight limit device |
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CN109132874A (en) | 2019-01-04 |
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