CN108946433A - A kind of dedicated luffing device of quadrangular steel sheets - Google Patents
A kind of dedicated luffing device of quadrangular steel sheets Download PDFInfo
- Publication number
- CN108946433A CN108946433A CN201810930874.5A CN201810930874A CN108946433A CN 108946433 A CN108946433 A CN 108946433A CN 201810930874 A CN201810930874 A CN 201810930874A CN 108946433 A CN108946433 A CN 108946433A
- Authority
- CN
- China
- Prior art keywords
- telescopic rod
- hoist ropes
- guide ring
- suspension hook
- guide
- 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.)
- Granted
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
- B66C1/12—Slings comprising chains, wires, ropes, or bands; Nets
-
- 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
Abstract
The present invention relates to a kind of dedicated luffing devices of quadrangular steel sheets, belong to lifting tool field.It is specifically compensated using telescopic rod, steel plate is made to be in the device of horizontality lifting.Usefulness of the present invention is to mitigate labor intensity, and the handling luffing of quadrangle iron plate is rapidly completed；Hoist ropes length is compensated using telescopic rod, so that steel plate be made, in horizontality, to be not susceptible to wind in handling；Using the setting of multiple guide rings, so that hoist ropes is more steady in transmission process, the abrasion, stranded of hoist ropes is avoided, the service life of hoist ropes is extended, eliminates security risk；Making device integrally using the combination of lock device and safety lock has good power-off protection, safer when in use；Using the combination of tension sensor and signal projector, so that hoist ropes can be tightened without artificial observation.
Description
Technical field
The present invention relates to a kind of dedicated luffing devices of quadrangular steel sheets, are specifically compensated using telescopic rod, make steel plate
Device in horizontality lifting, belongs to lifting tool field.
Background technique
General industrial and mining enterprises mostly directly lift by crane thicker steel plate using wirerope, and quadrangular steel sheets are most common
One of steel plate.Traditional hoisting method is by two strands or more of steel wire penetrating lower surface of steel plate, then by steel cord ends system
It hangs over and is lifted by crane on hoist lifting hook.During lifting, since discontinuity causes several wirerope to be easy to be wrapped in one
It rises, the steel plate being suspended in mid air is also unstable, easily generates and topples, falls, carrys out larger hidden danger to safety belt.Therefore this needs one
Kind overcomes above-mentioned deficiency, can effectively avoid quadrangular steel sheets and rotates in the sky, and makes the suspender dress of the horizontal steady handling of steel plate
It sets.
Currently, there are no such equipment on the market.
Summary of the invention
In view of the above-mentioned deficiencies, the present invention provides a kind of dedicated luffing devices of quadrangular steel sheets.
The present invention is achieved by the following technical solutions: a kind of dedicated luffing device of quadrangular steel sheets, is by rack,
One telescopic rod, the second telescopic rod, third telescopic rod, the 4th telescopic rod, guide groove frame, guide groove, traction machine, winch, lock device, cunning
Slot, the first suspension hook, the second suspension hook, third suspension hook, the 4th suspension hook, the first hoist ropes, the second hoist ropes, third hoist ropes, the 4th
What hoist ropes, pull ring, the first guide ring, safety lock, the second guide ring, third guide ring and controller formed, the rack
It is made of first boss, the second concave block and third boss, corresponding first hoist ropes and the second traction is provided in first boss
The traction cord hole of rope, first boss is equipped with corresponding first hoist ropes and the telescopic rod of the second hoist ropes installs convex block, and first stretches
Contracting bar and the second telescopic rod are separately mounted on the telescopic rod installation convex block of corresponding first hoist ropes and the second hoist ropes, and second is recessed
Block rope is provided with the traction cord hole of corresponding third hoist ropes and the 4th hoist ropes, and the second concave block is equipped with corresponding third hoist ropes and the
The telescopic rod of four hoist ropes installs convex block, and third telescopic rod and the 4th telescopic rod are separately mounted to corresponding third hoist ropes and the 4th
On the telescopic rod installation convex block of hoist ropes, the second concave block upper surface is equipped with guide groove frame close to one end of third boss and installs convex block,
Guide groove frame is fixed on guide groove frame installation convex block, and guide groove is fixed in guide groove frame, and traction machine and lock device are respectively mounted
On third boss, winch one end is connected on the output shaft of traction machine, and the other end is connected in lock device, and sliding slot installation is solid
Be scheduled on the front-back of rack, the first guide ring, the second guide ring and third guide ring it is equal there are four, the first guide ring is mounted on
The lower end of traction cord hole is fixed on rack lower surface, and safety lock is made of brake shoe and brake shoe bracket, the central axes of brake shoe with
The central axes of traction cord hole are overlapped, and brake shoe bracket is mounted in the rack of the upper end of traction cord hole, four the second guide ring difference
It is fixed on the top of the first telescopic rod, the second telescopic rod, third telescopic rod and the 4th telescopic rod, four third guide rings point
It is not horizontally mounted and is fixed on the first telescopic rod, the second telescopic rod, third telescopic rod and the 4th telescopic rod, the one of the first hoist ropes
End is wrapped in winch after guide groove, and the other end passes through the second guide ring on the first telescopic rod and third guide ring, drags
It is fastened on the first suspension hook after messenger hole, the first guide ring, one end of the second hoist ropes is wrapped in rope woolding after passing through guide groove
On wheel, the other end is passed through across corresponding second guide ring of the second telescopic rod, third guide ring, traction cord hole and the first guide ring
After be fastened on the second suspension hook, one end of third hoist ropes is wrapped in winch after passing through guide groove, and the other end is worn
Third is fastened on after crossing corresponding second guide ring of third telescopic rod, third guide ring, traction cord hole and the first guide ring
On suspension hook, one end of the 4th hoist ropes is wrapped in winch after passing through guide groove, and the other end passes through corresponding across the 4th telescopic rod
The second guide ring, third guide ring, be fastened on the 4th suspension hook after traction cord hole and the first guide ring, pull ring installation is solid
It is scheduled on the face of left and right two of rack, controller is fixed in the second concave block, the first telescopic rod, the second telescopic rod, third
Telescopic rod, the 4th telescopic rod, traction machine and lock device pass through conducting wire and controller is electrically connected.
Further, pulling force biography is mounted on first suspension hook, the second suspension hook, third suspension hook and the 4th suspension hook
Sensor and signal projector are equipped with signal receiver on controller.
Further, it is opened on the guide groove there are four through-hole, the both ends of four through-holes are mounted on conductor loop, and first
Hoist ropes, the second hoist ropes, third hoist ropes and the 4th hoist ropes are each passed through this four through-holes.
Further, the winch is equipped with partition, and four hoist ropes are separated by partition.
Further, the safety lock be electromagnetic type, after energization brake shoe open, brake shoe is upper coarse and lower fine, lower end it is straight
Diameter is less than the diameter of traction cord hole.
Further, first guide ring, the second guide ring and third guide ring are ball-type guide ring.
Further, the lock device is electromagnetic type lock device, locking after power-off.
Usefulness of the present invention is to mitigate labor intensity, and the handling luffing of quadrangle iron plate is rapidly completed；Make
Hoist ropes length is compensated with telescopic rod, so that steel plate be made, in horizontality, to be not susceptible to wind in handling；It is led using multiple
Setting to ring avoids the abrasion, stranded of hoist ropes, extends traction so that hoist ropes is more steady in transmission process
The service life of rope, eliminates security risk；Making device integrally using the combination of lock device and safety lock has good power-off
Protection, it is safer when in use；Using the combination of tension sensor and signal projector, so that can be incited somebody to action without artificial observation
Hoist ropes is tightened；The porous combination of partition and guide groove in winch ensure that so that avoiding mutual winding between hoist ropes
The safety of work, reliability；During lifting, lifting process is steadily safe, and compact overall structure of the present invention is easy to operate,
It is safe and efficient, the working strength of worker is reduced, ensure that the personal safety of worker, improves the lifting luffing effect of quadrangular steel sheets
Rate.
Detailed description of the invention
Accompanying drawing 1 is the structural representation of the present invention.
Attached drawing 2 is the cooperation schematic diagram of the frame of the invention.
Attached drawing 3 is that traction machine of the invention cooperates schematic diagram.
Attached drawing 4 is the main view that rack of the invention cooperates.
Attached drawing 5 is that the frame of the invention and the first guide ring cooperate schematic diagram.
Attached drawing 6 is the appearance diagram of the frame of the invention.
Attached drawing 7 is the cooperation schematic diagram of the second guide ring and third guide ring of the invention.
Attached drawing 8 is the vertical view of the frame of the invention.
Attached drawing 9 is the structural schematic diagram of safety lock of the present invention.
Attached drawing 10 is the appearance diagram of safety lock of the present invention.
In figure, 1, rack, the 2, first telescopic rod, the 3, second telescopic rod, 4, third telescopic rod, the 5, the 4th telescopic rod, 6, lead
Truss, 7, guide groove, 8, traction machine, 9, winch, 10, lock device, 11, sliding slot, the 12, first suspension hook, the 13, second suspension hook, 14,
Three suspension hooks, the 15, the 4th suspension hook, the 16, first hoist ropes, the 17, second hoist ropes, 18, third hoist ropes, the 19, the 4th hoist ropes,
20, pull ring, the 21, first guide ring, 22, safety lock, the 23, second guide ring, 24, third guide ring, 25, controller, 101,
One boss, the 102, second concave block, 103, third boss, 104, traction cord hole, 105, telescopic rod installation convex block, 106, guide groove frame peace
Fill convex block, 2201, brake shoe, 2202, brake shoe bracket.
Specific embodiment
A kind of dedicated luffing device of quadrangular steel sheets is stretched by rack 1, the first telescopic rod 2, the second telescopic rod 3, third
Bar 4, the 4th telescopic rod 5, guide groove frame 6, guide groove 7, traction machine 8, winch 9, lock device 10, sliding slot 11, the first suspension hook 12, second
Suspension hook 13, third suspension hook 14, the 4th suspension hook 15, the first hoist ropes 16, the second hoist ropes 17, third hoist ropes 18, the 4th traction
What rope 19, pull ring 20, the first guide ring 21, safety lock 22, the second guide ring 23, third guide ring 24 and controller 25 formed,
The rack 1 is made of first boss 101, the second concave block 102 and third boss 103, is provided in first boss 101 pair
The traction cord hole 104 of the first hoist ropes 16 and the second hoist ropes 17 is answered, first boss 101 is equipped with corresponding first hoist ropes, 16 He
The telescopic rod of second hoist ropes 17 installs convex block 105, and the first telescopic rod 2 and the second telescopic rod 3 are separately mounted to corresponding first and drag
The telescopic rod of messenger 16 and the second hoist ropes 17 is installed on convex block 105, and the second concave block 102 rope is provided with corresponding 18 He of third hoist ropes
The traction cord hole 104 of 4th hoist ropes 19, the second concave block 102 are equipped with stretching for corresponding third hoist ropes 18 and the 4th hoist ropes 19
Contracting bar installs convex block 105, and third telescopic rod 4 and the 4th telescopic rod 5 are separately mounted to corresponding third hoist ropes 18 and the 4th traction
On the telescopic rod installation convex block 105 of rope 19,102 upper surface of the second concave block is pacified close to one end of third boss 103 equipped with guide groove frame
Convex block 106 is filled, guide groove frame 6 is fixed on guide groove frame installation convex block 106, and guide groove 7 is fixed in guide groove frame 6, traction
Machine 8 and lock device 10 are installed on third boss 103, and 9 one end of winch is connected on the output shaft of traction machine 8, the other end
It is connected in lock device 10, sliding slot 11 is fixed on the front-back of rack 1, the first guide ring 21,23 and of the second guide ring
There are four third guide ring 24 is equal, the first guide ring 21 is mounted on the lower end of traction cord hole 104, is fixed on 1 lower surface of rack, protects
What danger lock 22 was made of brake shoe and brake shoe bracket 2202, the central axes of brake shoe 2201 are overlapped with the central axes of traction cord hole 104,
Brake shoe bracket 2202 is mounted in the rack 1 of the upper end of traction cord hole 104, and four the second guide rings 23 are fixed on respectively
The top of one telescopic rod 2, the second telescopic rod 3, third telescopic rod 4 and the 4th telescopic rod 5, four third guide rings 24 are horizontal respectively
It is fixed on the first telescopic rod 2, the second telescopic rod 3, third telescopic rod 4 and the 4th telescopic rod 5, the one of the first hoist ropes 16
End is wrapped in winch 9 after guide groove 7, and the other end passes through the second guide ring 23 and third guiding on the first telescopic rod 2
It is fastened on the first suspension hook 12 after ring 24, traction cord hole 104, the first guide ring 21, one end of the second hoist ropes 17 passes through
It is wrapped in after guide groove 7 in winch 9, the other end is passed through across corresponding second guide ring 23 of the second telescopic rod 3, third guide ring
24, it is fastened on the second suspension hook 13 after traction cord hole 104 and the first guide ring 21, one end of third hoist ropes 18, which passes through, leads
It is wrapped in after slot 7 in winch 9, the other end is passed through across corresponding second guide ring 23 of third telescopic rod 4, third guide ring
24, it is fastened on third suspension hook 14 after traction cord hole 104 and the first guide ring 21, one end of the 4th hoist ropes 19, which passes through, leads
It is wrapped in after slot 7 in winch 9, the other end is passed through across corresponding second guide ring 23 of the 4th telescopic rod 5, third guide ring
24, it is fastened on the 4th suspension hook 15 after traction cord hole 104 and the first guide ring 21, pull ring 20 is fixed on rack 1
On two faces in left and right, controller 25 is fixed in the second concave block 102, and the first telescopic rod 2, the second telescopic rod 3, third are flexible
Bar 4, the 4th telescopic rod 5, traction machine 8 and lock device 10 are electrically connected by conducting wire and controller 25.
Further, it is respectively mounted on first suspension hook 12, the second suspension hook 13, third suspension hook 14 and the 4th suspension hook 15
There are tension sensor and signal projector, signal receiver is installed on controller 25.
Further, it is opened on the guide groove 7 there are four through-hole, the both ends of four through-holes are mounted on conductor loop, the
One hoist ropes 16, the second hoist ropes 17, third hoist ropes 18 and the 4th hoist ropes 19 are each passed through this four through-holes.
Further, the winch 9 is equipped with partition, and four hoist ropes are separated by partition.
Further, the safety lock 22 is electromagnetic type, and brake shoe is opened after energization, and brake shoe is upper coarse and lower fine, lower end
Diameter is less than the diameter of traction cord hole 104.
Further, first guide ring 21, the second guide ring 23 and third guide ring 24 are that ball-type is led
Xiang Huan.
Further, the lock device 10 is electromagnetic type lock device 10, locking after power-off.
Before use, on the sliding rail that sliding slot 11 is mounted on crane, traction rope is connected on front and back pull ring 20 present invention, will
Controller 25 is powered, and hoist ropes is in most short status at this time；In the use of the present invention, by the present apparatus be moved to steel plate just on
Side, controller 25 control traction machine 8 rotate, lock device 10 be powered release, safety lock 22 be powered release, by four suspension hooks slowly under
It puts, after four hoist ropes are transferred to maximum length, traction machine 8 stops operating, by the first suspension hook 12, the second suspension hook 13, third
Suspension hook 14 and the 4th suspension hook 15 are separately fixed on four angles of steel plate, and the tightness of four hoist ropes is different, controller 25
Traction machine 8 is controlled to invert, when the inductor on any suspension hook senses that corresponding hoist ropes is tightened, signal hair disposed thereon
Emitter to controller 25 emit signal, controller 25 control traction machine 8 stop operating, lock device 10 power off locking, at this time remaining
The corresponding telescopic rod work of three suspension hooks, until the hoist ropes where this three suspension hooks is tightened, signal hair disposed thereon
Emitter emits signal to controller 25, continues to invert at this point, controller 25 controls traction machine 8, steel plate be sling, at steel plate four
After angle is away from ground, after raising a distance, lock device 10 is powered off, by 9 locking of winch, the first telescopic rod of manual adjustment 2,
The height of second telescopic rod 3, third telescopic rod 4 and the 4th telescopic rod 5 makes steel plate be in horizontality, at this point, safety lock 22 is disconnected
For electricity by four hoist ropes lockings, traction rope drags present apparatus movement, that is, realizes the luffing of steel plate；After reaching designated position, control
Release that device 25 processed controls lock device 10, safety lock 22 is powered, traction machine 8 rotate, and steel plate are fallen to designated position, at this point, loose
It holds funeral rites hook, steel plate is discharged, four contraction poles set back, and hoist ropes is retracted to most short position, Ji Kejin by the rotation of traction machine 8
Row allocation and transportation next time luffing work.
For the ordinary skill in the art, introduction according to the present invention, do not depart from the principle of the present invention with
In the case where spirit, changes, modifications that embodiment is carried out, replacement and variant still fall within protection scope of the present invention it
It is interior.
Claims (6)
1. a kind of dedicated luffing device of quadrangular steel sheets is by rack, the first telescopic rod, the second telescopic rod, third telescopic rod,
Four telescopic rods, guide groove frame, guide groove, traction machine, winch, lock device, sliding slot, the first suspension hook, the second suspension hook, third suspension hook,
Four suspension hooks, the first hoist ropes, the second hoist ropes, third hoist ropes, the 4th hoist ropes, pull ring, the first guide ring, safety lock,
What two guide rings, third guide ring and controller formed, which is characterized in that the rack is by first boss, the second concave block
With third boss composition, the traction cord hole of corresponding first hoist ropes and the second hoist ropes, first boss are provided in first boss
The telescopic rod for being equipped with corresponding first hoist ropes and the second hoist ropes installs convex block, and the first telescopic rod and the second telescopic rod are pacified respectively
On the telescopic rod installation convex block of corresponding first hoist ropes and the second hoist ropes, the second concave block rope is provided with corresponding third hoist ropes
With the traction cord hole of the 4th hoist ropes, the second concave block is equipped with corresponding third hoist ropes and the telescopic rod installation of the 4th hoist ropes is convex
Block, third telescopic rod and the 4th telescopic rod are separately mounted to the telescopic rod installation convex block of corresponding third hoist ropes and the 4th hoist ropes
On, the second concave block upper surface is equipped with guide groove frame close to one end of third boss and installs convex block, and guide groove frame is fixed on guide groove frame
It installs on convex block, guide groove is fixed in guide groove frame, and traction machine and lock device are installed on third boss, winch one end
It being connected on the output shaft of traction machine, the other end is connected in lock device, and sliding slot is fixed on the front-back of rack, and first
Guide ring, the second guide ring and third guide ring it is equal there are four, the first guide ring is mounted on the lower end of traction cord hole, is fixed on machine
Frame lower surface, safety lock are made of brake shoe and brake shoe bracket, and the central axes of brake shoe are overlapped with the central axes of traction cord hole, lock
Block bracket is mounted in the rack of the upper end of traction cord hole, and four the second guide rings are fixed on the first telescopic rod, respectively
The top of two telescopic rods, third telescopic rod and the 4th telescopic rod, four third guide rings are horizontally mounted respectively to be fixed on first and stretches
On contracting bar, the second telescopic rod, third telescopic rod and the 4th telescopic rod, one end of the first hoist ropes is wrapped in rope woolding after passing through guide groove
On wheel, the other end connects after passing through the second guide ring and third guide ring, traction cord hole, the first guide ring on the first telescopic rod
It is fixed on the first suspension hook, one end of the second hoist ropes is wrapped in winch after passing through guide groove, and the other end is passed through across second
It is fastened on the second suspension hook after corresponding second guide ring of telescopic rod, third guide ring, traction cord hole and the first guide ring,
One end of third hoist ropes is wrapped in winch after passing through guide groove, and the other end is passed through and led across third telescopic rod corresponding second
It is fastened on third suspension hook after Xiang Huan, third guide ring, traction cord hole and the first guide ring, one end of the 4th hoist ropes is worn
It is wrapped in winch after crossing guide groove, the other end is passed through across corresponding second guide ring of the 4th telescopic rod, third guide ring, draged
It is fastened on the 4th suspension hook after messenger hole and the first guide ring, pull ring is fixed on the face of left and right two of rack, control
Device processed is fixed in the second concave block, the first telescopic rod, the second telescopic rod, third telescopic rod, the 4th telescopic rod, traction machine and
Lock device passes through conducting wire and controller is electrically connected.
2. a kind of dedicated luffing device of quadrangular steel sheets as described in claim 1, which is characterized in that first suspension hook,
It is mounted on tension sensor and signal projector on second suspension hook, third suspension hook and the 4th suspension hook, letter is installed on controller
Number receiver.
3. a kind of dedicated luffing device of quadrangular steel sheets as described in claim 1, which is characterized in that be provided on the guide groove
Four through-holes, the both ends of four through-holes are mounted on conductor loop, the first hoist ropes, the second hoist ropes, third hoist ropes and the 4th
Hoist ropes is each passed through this four through-holes.
4. a kind of dedicated luffing device of quadrangular steel sheets as described in claim 1, which is characterized in that set in the winch
There is partition, four hoist ropes are separated by partition.
5. a kind of dedicated luffing device of quadrangular steel sheets as described in claim 1, which is characterized in that the safety lock is electricity
Magnetic-type, brake shoe is opened after energization, and brake shoe is upper coarse and lower fine, and the diameter of lower end is less than the diameter of traction cord hole.
6. a kind of dedicated luffing device of quadrangular steel sheets as described in claim 1, which is characterized in that first guiding
Ring, the second guide ring and third guide ring are ball-type guide ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810930874.5A CN108946433B (en) | 2018-08-15 | 2018-08-15 | Special amplitude changing device for quadrilateral steel plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810930874.5A CN108946433B (en) | 2018-08-15 | 2018-08-15 | Special amplitude changing device for quadrilateral steel plate |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108946433A true CN108946433A (en) | 2018-12-07 |
| CN108946433B CN108946433B (en) | 2021-06-11 |
Family
ID=64470363
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810930874.5A Active CN108946433B (en) | 2018-08-15 | 2018-08-15 | Special amplitude changing device for quadrilateral steel plate |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108946433B (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1456438A1 (en) * | 1965-06-22 | 1972-08-10 | Conco Inc | Balanced, four-armed lifting arrangement with a hanger, which has a base plate and side pieces |
| JPS6460594A (en) * | 1987-08-28 | 1989-03-07 | Sumitomo Heavy Industries | Emergency rope delivery-hanger tilter for lifting gear |
| CN2778784Y (en) * | 2004-05-21 | 2006-05-10 | 孙有发 | Elevator main steel cable brake |
| CN201002923Y (en) * | 2006-12-07 | 2008-01-09 | 上海港机重工有限公司 | Translation device for crane slings |
| CN101633478A (en) * | 2008-07-23 | 2010-01-27 | 中国科学院自动化研究所 | Cable traction automatic leveling hanger and method thereof |
| JP2012193031A (en) * | 2011-03-17 | 2012-10-11 | Mitsui Eng & Shipbuild Co Ltd | Crane |
| KR20140003176U (en) * | 2012-11-20 | 2014-05-29 | 현대중공업 주식회사 | over head crane structure providing cleaning function of surface plate |
-
2018
- 2018-08-15 CN CN201810930874.5A patent/CN108946433B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1456438A1 (en) * | 1965-06-22 | 1972-08-10 | Conco Inc | Balanced, four-armed lifting arrangement with a hanger, which has a base plate and side pieces |
| JPS6460594A (en) * | 1987-08-28 | 1989-03-07 | Sumitomo Heavy Industries | Emergency rope delivery-hanger tilter for lifting gear |
| CN2778784Y (en) * | 2004-05-21 | 2006-05-10 | 孙有发 | Elevator main steel cable brake |
| CN201002923Y (en) * | 2006-12-07 | 2008-01-09 | 上海港机重工有限公司 | Translation device for crane slings |
| CN101633478A (en) * | 2008-07-23 | 2010-01-27 | 中国科学院自动化研究所 | Cable traction automatic leveling hanger and method thereof |
| JP2012193031A (en) * | 2011-03-17 | 2012-10-11 | Mitsui Eng & Shipbuild Co Ltd | Crane |
| KR20140003176U (en) * | 2012-11-20 | 2014-05-29 | 현대중공업 주식회사 | over head crane structure providing cleaning function of surface plate |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108946433B (en) | 2021-06-11 |
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Effective date of registration: 20210521 Address after: 312000 room 13013, building 2, Wanda Plaza, Keqiao street, Keqiao District, Shaoxing City, Zhejiang Province Applicant after: Shaoxing Keqiao jince Intelligent Technology Co., Ltd Address before: 273307 Renxiao village, Wenshui Town, Pingyi County, Linyi City, Shandong Province Applicant before: Zhang Chuanbo |
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