CN104444758A - Lifting lug and using method thereof - Google Patents
Lifting lug and using method thereof Download PDFInfo
- Publication number
- CN104444758A CN104444758A CN201410669144.6A CN201410669144A CN104444758A CN 104444758 A CN104444758 A CN 104444758A CN 201410669144 A CN201410669144 A CN 201410669144A CN 104444758 A CN104444758 A CN 104444758A
- Authority
- CN
- China
- Prior art keywords
- hanger
- cover flange
- chemical plant
- bolt
- clamping plate
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Conveying And Assembling Of Building Elements In Situ (AREA)
Abstract
The invention discloses a lifting lug and a using method thereof, relating to the technical field of lifting cranes, and aiming at solving the problems that an existing fixed type lifting lug is welded together with an equipment body fixedly, and cannot be detached, so that the equipment manufacturing cost is increased, and the technology is relatively complex. The lifting lug comprises a lifting lug plate, two clamping plates and at least one pair of bolt holes, wherein one end of the lifting lug plate is provided with a lifting hole; the two clamping plates are arranged in parallel and are respectively fixedly connected with the lifting lug plate; a cover flange of chemical engineering equipment can be embedded between the two clamping plates; the two clamping plates are provided with at least one pair of corresponding bolt holes, and axes of the bolt holes of the two clamping plates are coincided with a bolt hole in the cover flange, so that the lifting lug and the cover flange can be connected together in a bolt mode.
Description
Technical field
The present invention relates to hoisting and hanging technical field, particularly a kind of dismountable board type hanger and using method thereof.
Background technology
At present, in domestic main equipment hoisting, the fixed type hanger that equipment hoisting adopts mainly contains two kinds of forms: tube shaft type lifting lug and board-like hanger.These two kinds of hangers all need to be welded and fixed with main equipment body in actual application, namely when device fabrication, hanger is welded in place with regard to having made, and fixed type hanger is according to non-standard equipment custom-made, non-dismountable, thus add the manufacturing cost of single device.And, before device fabrication, also need the weight according to equipment and material, and in conjunction with Specification Design standard, carry out the type selecting of hanger, design and check verifying work; In hanger manufacturing process, often need again to heat-treat, the operation such as non-destructive test, technique is comparatively complicated loaded down with trivial details.And common movable hanger is the bolted suspension ring of screw thread, generally can only bears limited lifting load, therefore the lifting of main equipment cannot be used for.
Therefore, in chemical plant installations process of construction, run into the special and apparatus body of structure cannot freeze and make the situation of fixed type hanger, how the rational hanger of design science and using method thereof carry out finishing equipment integral hoisting construction, are the technical barriers that those skilled in the art need solution badly.
Summary of the invention
Be welded and fixed for existing fixed type hanger and apparatus body, non-dismountable, add device fabrication cost, and the comparatively complicated loaded down with trivial details problem of technique, the object of this invention is to provide a kind of hanger and using method thereof, the hanger be connected with apparatus closing end bolt with flange is detachable also can be recycled, and can not destroy apparatus body structure after hanger dismounting, thus reduces the manufacturing cost of equipment.
The technical solution adopted for the present invention to solve the technical problems is: it comprises the shackle plate that one end is provided with hole for hoist; Two pieces are set up in parallel and clamping plate affixed with described shackle plate respectively, and the cover flange of described chemical plant can be inlaid between two pieces of described clamping plate; Two pieces of described clamping plate are provided with the bolt hole of at least one pair of correspondence, and the dead in line of bolt hole on the bolt hole of two pieces of described clamping plate and described cover flange, described dismountable board type hanger and described cover flange can be bolted together.
Preferably, the side away from described shackle plate of described clamping plate has the arc-shaped curved surface matched with the curved plane body outer wall of described chemical plant.
Preferably, at least side of described hole for hoist outer rim is provided with reinforcing pad, and described reinforcing pad is welded on described shackle plate.
Preferably, the outside of described clamping plate is provided with triangle strengthening rib, and two orthogonal sides of described triangle strengthening rib are fixed on described clamping plate and described shackle plate respectively.
Preferably, described triangle strengthening rib is arranged at the both sides of described bolt hole.
Preferably, described triangle strengthening rib is connected with described clamping plate and the equal fillet welding of described shackle plate.
Preferably, described hanger employing yield strength is that the structure steel material of 235Mp is made, and described hole for hoist 12 is of a size of Φ 80mm ~ Φ 100mm.
Preferably, the structure steel material thickness that described hanger adopts is 20mm.
Preferably, be connected between described clamping plate with described cover flange by thru-bolt, bolt strength grade is 8.8 grades.
In addition, present invention also offers a kind of using method of hanger, step is as follows:
Pull down the tie bolt of described chemical plant cover flange, hanger described in a pair is installed on the horizontal symmetrical position of described chemical plant cover flange, and by lifting bolted; After described chemical plant hoisted in position, unclamp described lifting bolt, pull down described hanger, then by the tie bolt fastened in place of described chemical plant cover flange, complete the lifting of described chemical plant.
Effect of the present invention is:
One, the chemical plant of cover flange structure is provided with on top for vertical setting, the present invention realizes the connection of hanger and chemical plant by detachable assembling, chemical plant cover flange can be inlaid between the two clamping plates of hanger, and bolt hole on two clamping plates is corresponding with the bolt hole position on cover flange, hanger can be bolted together with cover flange, lifting appliance can lift by crane chemical plant through the hole for hoist of hanger, until chemical plant lifting to assigned address, unclamp hanger to be again connected with the bolt of cover flange, use this hanger, apparatus body is without the need to freezing fixed type shackle structure by traditional handicraft again, hanger is recycled, and chemical plant body construction can not be destroyed after hanger dismounting, solve special construction chemical plant in engineering because of cannot the lifting difficult problem brought of welding production fixed type hanger.
Two, the using method of hanger of the present invention, utilize the bolt hole of original chemical plant cover flange position, by lifting bolt, hanger and cover flange are linked together, thus implement lifting operation smoothly, after chemical plant hoisted in position, pull down lifting bolt and hanger, and recycled, this using method control step is simple, and spillage of material is few, improve operating efficiency, reduce construction cost simultaneously.
Accompanying drawing explanation
Fig. 1 is the block diagram of the embodiment of the present invention one hanger;
Fig. 2 is the front elevation of the embodiment of the present invention one hanger;
Fig. 3 is the lateral plan of Fig. 2;
Fig. 4 is the schematic diagram that hanger of the present invention is installed on hanging device;
Fig. 5 is the partial enlarged drawing of the part A of Fig. 4.
Detailed description of the invention
A kind of hanger proposed the present invention below in conjunction with the drawings and specific embodiments and using method thereof are described in further detail.According to explanation below and claims, advantages and features of the invention will be clearer.Below by cited embodiment by reference to the accompanying drawings, technology contents of the present invention and feature will be described in detail.Need to illustrate in addition, accompanying drawing all adopts the form that simplifies very much and all uses non-ratio accurately, only in order to object that is convenient, the aid illustration embodiment of the present invention lucidly.For sake of convenience, hereinafter described " on ", D score is consistent with the upper and lower direction of accompanying drawing, but this can not become the restriction of technical solution of the present invention.
Embodiment one: the present embodiment is for the vertical setting shown in Fig. 4 and top is provided with the lifting of the chemical plant 20 of cover flange 21, illustrate structure and the composition of hanger 10 of the present invention, as shown in Figure 1 to Figure 3, it comprises the shackle plate 11 that vertically disposed one end is provided with hole for hoist 12; Two pieces are set up in parallel and affixed clamping plate vertical with shackle plate 11 respectively, be respectively train wheel bridge 13 and lower plate 14, and the cover flange 21 of chemical plant 20 can be inlaid between train wheel bridge 13 and lower plate 14, two clamping plates 13,14 is equipped with the bolt hole 15,16 corresponding with cover flange 21 bolt hole (not shown), and the dead in line of the bolt hole 15,16 of two clamping plates 13,14 and cover flange 21 bolt hole, that is, the dead in line of the bolt hole 15 of train wheel bridge 13, the bolt hole 16 of lower plate 14 and cover flange 21 bolt hole.In the present embodiment, two clamping plates 13,14 is equipped with 4 bolts hole, and it is corresponding with the bolt hole of chemical plant 20 cover flange 21, hanger 10 and cover flange 21 can be bolted together, the spacing of two clamping plates 13,14 is determined according to the thickness of cover flange 21, and its structural strength reaches lifting construction requirement through calculating.
The chemical plant 20 of cover flange 21 structure is provided with for vertical setting and on top, the present invention realizes the connection of hanger 10 and chemical plant 20 by detachable assembling, chemical plant 20 cover flange 21 can be inlaid in the two clamping plates 13 of hanger 10, between 14, and two clamping plates 13, bolt hole on 14 is corresponding with the bolt hole position on cover flange 21, hanger 10 can be bolted together with cover flange 21, lifting appliance can lift by crane chemical plant 20 through the hole for hoist 12 of hanger 10, lift to assigned address until chemical plant 20, unclamp hanger 10 to be again connected with the bolt of cover flange 21, use this dismountable board type hanger 10, apparatus body is without the need to freezing fixed type shackle structure by traditional handicraft again, dismountable board type hanger 10 is recycled, and hanger 10 can not destroy chemical plant 20 body construction after dismantling, solve special construction chemical plant in engineering because of cannot the lifting difficult problem brought of welding production fixed type hanger.In engineer applied process, this hanger 10 is installed, convenient disassembly, especially for the lifting construction of multiple stage same structure non-standard equipment, only need manufacture 1 ~ 2 cover dismountable board type hanger 10 and just can meet lifting operation, thus reduce device fabrication cost.
Preferably, the side away from shackle plate 11 of two clamping plates 13,14 has the arc-shaped curved surface matched with the curved plane body outer wall of chemical plant 20, the arc-shaped curved surface of clamping plate 13,14 can be fitted tightly with the curved plane body outer wall of chemical plant 20, increase the friction force of contact surface, the horizontal displacement between hanger 10 and chemical plant 20 can be reduced.
In the hoisting process of chemical plant 20, stressed comparatively concentrated due to shackle plate 11 hole for hoist 12 position, for avoiding hole for hoist 12 position that the phenomenons such as fracture and deformation occur, be provided with reinforcing pad 17 at least side of hole for hoist 12 outer rim, and reinforcing pad 17 is welded on shackle plate 11.
For strengthening clamping plate 13, 14 with the structural strength of shackle plate 11 junction, at clamping plate 13, strengthening rib (clamping plate 13 can be set outside 14 and between shackle plate 11, the inner side of 14 refers to and the side that cover flange 21 contacts, outside is then the side relative with inner side), as shown in Figures 2 and 3, in the present embodiment, consider that lower plate 14 is positioned at the bottom of shackle plate 11, cause lower plate 14 support strength, rigidity and less stable, therefore only 5 pieces of triangle strengthening ribs 18 are set in the lower end of lower plate 14, specifically, triangle strengthening rib 18 is respectively perpendicular to lower plate 14 and shackle plate 11, and two of triangle strengthening rib 18 orthogonal sides are connected with shackle plate 11 fillet welding with lower plate 14 respectively, to improve the structural strength of hanger 10, strengthen the stability of lower plate 14 and shackle plate 11 connection structure.Triangle strengthening rib 18 is connected with clamping plate 13,14 and the equal fillet welding of shackle plate 11, and described weld seam answers groove, and fillet weld carries out non-destructive test.
After clamping plate 13,14 being offered bolt hole 15,16, its mechanical property there occurs the change of essence for the solid panel under equal conditions, because stress is concentrated, can curvedization be there is in the rigidity of clamping plate 13,14, for this reason, better, the both sides of each bolt hole 16 of lower plate 14 are all symmetrical arranged a pair triangle strengthening rib 18, to strengthen the structural strength of bolt hole 16 position.
Above-mentioned hanger 10 adopts yield strength to be that the structure steel material of 235Mp is made, and structural steel thickness is 20mm, makes its structural strength safe and reliable and can meet lifting operating mode, hole for hoist 12 size Φ 80mm ~ Φ 100mm.
Preferably, clamping plate 13,14 are connected by M37 × 650 thru-bolt with between cover flange 21, and bolt strength grade is 8.8 grades (namely the anti-shearing stress levels of thru-bolt is 8.8GPa).
Embodiment two: composition graphs 1 to Fig. 5 illustrates the using method of hanger of the present invention, first, according to the entrucking position of chemical plant 10, is installed on the horizontal symmetrical position of chemical plant 20 cover flange 21 by a pair hanger 10.Specifically, shed the tie bolt that this chemical plant 20 cover flange 21 place is original, a pair hanger 10 is buckled in cover flange 21 place respectively, align and the position of align clamping plate 13,14 and cover flange 21 bolt hole, penetrate longer lifting bolt 19 subsequently fastening, make chemical plant 20 cover flange 21 place that a pair hanger 10 has firmly been installed.Before chemical plant 20 lifts, require to arrange the suspenders such as shackle, hoisting balance beam, hoist cable be very heavy according to hoisting and arrangement and method for construction, carry out the work of follow-up chemical plant 20 hoisted in position, after chemical plant 20 hoisted in position, unclamp lifting bolt 19, pull down a pair hanger 10, then by tie bolt fastened in place original for cover flange 21, complete the lifting operation of chemical plant 20.This hanger 10 is mainly used in the operation of special construction large chemical equipment hoisting and hanging.
The using method of hanger of the present invention, utilize the bolt hole of original chemical plant cover flange position, by lifting bolt, hanger and cover flange are linked together, thus implement lifting operation smoothly, after chemical plant hoisted in position, pull down lifting bolt and hanger, and recycled, this using method control step is simple, and spillage of material is few, improve operating efficiency, reduce construction cost simultaneously.
Foregoing description is only the description to present pre-ferred embodiments, any restriction not to the scope of the invention, and any change that the those of ordinary skill in field of the present invention does according to above-mentioned disclosure, modification, all belong to the protection domain of claims.
Claims (10)
1. a hanger, for lifting chemical plant, is characterized in that, comprising:
One end is provided with the shackle plate of hole for hoist;
Two pieces are set up in parallel and clamping plate affixed with described shackle plate respectively, and the cover flange of described chemical plant can be inlaid between two pieces of described clamping plate;
Two pieces of described clamping plate are provided with the bolt hole of at least one pair of correspondence, and the dead in line of bolt hole on the bolt hole of two pieces of described clamping plate and described cover flange, described dismountable board type hanger and described cover flange can be bolted together.
2. hanger according to claim 1, is characterized in that: the side away from described shackle plate of described clamping plate has the arc-shaped curved surface matched with the curved plane body outer wall of described chemical plant.
3. hanger according to claim 1, is characterized in that: at least side of described hole for hoist outer rim is provided with reinforcing pad, and described reinforcing pad is welded on described shackle plate.
4. hanger according to claim 1, is characterized in that: the outside of described clamping plate is provided with triangle strengthening rib, and two orthogonal sides of described triangle strengthening rib are fixed on described clamping plate and described shackle plate respectively.
5. hanger according to claim 4, is characterized in that: described triangle strengthening rib is arranged at the both sides of described bolt hole.
6. the hanger according to claim 4 or 5, is characterized in that: described triangle strengthening rib is connected with described clamping plate and the equal fillet welding of described shackle plate.
7. the hanger according to any one of claim 1 to 5, is characterized in that: described hanger employing yield strength is that the structure steel material of 235Mp is made, and described hole for hoist 12 is of a size of Φ 80mm ~ Φ 100mm.
8. hanger according to claim 7, is characterized in that: the structure steel material thickness that described hanger adopts is 20mm.
9. the hanger according to any one of claim 1 to 5, is characterized in that: be connected by thru-bolt between described clamping plate with described cover flange, and bolt strength grade is 8.8 grades.
10. the using method of hanger as described in any one of claim 1 to 5, step is as follows:
Pull down the tie bolt of described chemical plant cover flange, hanger described in a pair is installed on the horizontal symmetrical position of described chemical plant cover flange, and by lifting bolted;
After described chemical plant hoisted in position, unclamp described lifting bolt, pull down described hanger, then by the tie bolt fastened in place of described chemical plant cover flange, complete the lifting of described chemical plant.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410669144.6A CN104444758A (en) | 2014-11-21 | 2014-11-21 | Lifting lug and using method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410669144.6A CN104444758A (en) | 2014-11-21 | 2014-11-21 | Lifting lug and using method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104444758A true CN104444758A (en) | 2015-03-25 |
Family
ID=52891633
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410669144.6A Pending CN104444758A (en) | 2014-11-21 | 2014-11-21 | Lifting lug and using method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104444758A (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104944018A (en) * | 2015-06-26 | 2015-09-30 | 无锡四方友信股份有限公司 | Hoisting ton packaging frame structure |
| CN106315393A (en) * | 2016-11-08 | 2017-01-11 | 中国能源建设集团天津电力建设有限公司 | Flexible lifting lug capable of being rapidly assembled and disassembled and applicable to H-shaped steel |
| CN106429797A (en) * | 2016-12-15 | 2017-02-22 | 南通华夏飞机工程技术股份有限公司 | Vertical-fin hanger |
| CN109291944A (en) * | 2018-08-28 | 2019-02-01 | 吉林大学 | A kind of combined high-speed train apparatus cabin attachment beam |
| CN109969921A (en) * | 2019-05-08 | 2019-07-05 | 张化机（苏州）重装有限公司 | A kind of end socket hanging apparatus |
| CN109987508A (en) * | 2019-05-08 | 2019-07-09 | 张化机（苏州）重装有限公司 | A kind of rotatable end socket hanging apparatus |
| CN110040623A (en) * | 2018-01-17 | 2019-07-23 | 兰州兰石重型装备股份有限公司 | Live big equipment installation hoisting tool and its application method |
| CN111153315A (en) * | 2019-12-18 | 2020-05-15 | 湖北三江航天红阳机电有限公司 | Hoisting device |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5566999A (en) * | 1994-10-06 | 1996-10-22 | Goettl; David R. | Differential hoist fixture |
| CN101597011A (en) * | 2008-06-06 | 2009-12-09 | 中国海洋石油总公司 | Offshore wind powder tower hoisting appliance |
| WO2010036299A1 (en) * | 2008-09-29 | 2010-04-01 | Engineered Lifting Technologies, Inc. | Lifting assembly |
| CN201580894U (en) * | 2009-12-09 | 2010-09-15 | 国水投资集团包头风电科技有限公司 | Lifting appliance for counter balanced flange mast |
| CN202465029U (en) * | 2011-11-11 | 2012-10-03 | 东营广兴石油装备有限公司 | Cable hoisting tool |
| CN202897798U (en) * | 2012-09-29 | 2013-04-24 | 沪东重机有限公司 | Lifting tool for marine high-power low-speed diesel engine |
| CN103434923A (en) * | 2013-09-12 | 2013-12-11 | 中国海洋石油总公司 | Lifting point of plate-type shell flange |
| CN203667803U (en) * | 2013-11-20 | 2014-06-25 | 广东南方碱业股份有限公司 | Special hanger for tower loop |
| CN203922433U (en) * | 2014-06-12 | 2014-11-05 | 国家电网公司 | The top cover suspender of water turbine overflowing component |
| CN204324677U (en) * | 2014-11-21 | 2015-05-13 | 上海市安装工程集团有限公司 | A kind of dismountable board type hanger |
-
2014
- 2014-11-21 CN CN201410669144.6A patent/CN104444758A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5566999A (en) * | 1994-10-06 | 1996-10-22 | Goettl; David R. | Differential hoist fixture |
| CN101597011A (en) * | 2008-06-06 | 2009-12-09 | 中国海洋石油总公司 | Offshore wind powder tower hoisting appliance |
| WO2010036299A1 (en) * | 2008-09-29 | 2010-04-01 | Engineered Lifting Technologies, Inc. | Lifting assembly |
| CN201580894U (en) * | 2009-12-09 | 2010-09-15 | 国水投资集团包头风电科技有限公司 | Lifting appliance for counter balanced flange mast |
| CN202465029U (en) * | 2011-11-11 | 2012-10-03 | 东营广兴石油装备有限公司 | Cable hoisting tool |
| CN202897798U (en) * | 2012-09-29 | 2013-04-24 | 沪东重机有限公司 | Lifting tool for marine high-power low-speed diesel engine |
| CN103434923A (en) * | 2013-09-12 | 2013-12-11 | 中国海洋石油总公司 | Lifting point of plate-type shell flange |
| CN203667803U (en) * | 2013-11-20 | 2014-06-25 | 广东南方碱业股份有限公司 | Special hanger for tower loop |
| CN203922433U (en) * | 2014-06-12 | 2014-11-05 | 国家电网公司 | The top cover suspender of water turbine overflowing component |
| CN204324677U (en) * | 2014-11-21 | 2015-05-13 | 上海市安装工程集团有限公司 | A kind of dismountable board type hanger |
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104944018A (en) * | 2015-06-26 | 2015-09-30 | 无锡四方友信股份有限公司 | Hoisting ton packaging frame structure |
| CN106315393A (en) * | 2016-11-08 | 2017-01-11 | 中国能源建设集团天津电力建设有限公司 | Flexible lifting lug capable of being rapidly assembled and disassembled and applicable to H-shaped steel |
| CN106429797A (en) * | 2016-12-15 | 2017-02-22 | 南通华夏飞机工程技术股份有限公司 | Vertical-fin hanger |
| CN110040623A (en) * | 2018-01-17 | 2019-07-23 | 兰州兰石重型装备股份有限公司 | Live big equipment installation hoisting tool and its application method |
| CN109291944A (en) * | 2018-08-28 | 2019-02-01 | 吉林大学 | A kind of combined high-speed train apparatus cabin attachment beam |
| CN109969921A (en) * | 2019-05-08 | 2019-07-05 | 张化机（苏州）重装有限公司 | A kind of end socket hanging apparatus |
| CN109987508A (en) * | 2019-05-08 | 2019-07-09 | 张化机（苏州）重装有限公司 | A kind of rotatable end socket hanging apparatus |
| CN109969921B (en) * | 2019-05-08 | 2024-06-04 | 张化机（苏州）重装有限公司 | Head hoist device |
| CN109987508B (en) * | 2019-05-08 | 2024-06-04 | 张化机（苏州）重装有限公司 | Rotatable head hoist device |
| CN111153315A (en) * | 2019-12-18 | 2020-05-15 | 湖北三江航天红阳机电有限公司 | Hoisting device |
| CN111153315B (en) * | 2019-12-18 | 2022-05-20 | 湖北三江航天红阳机电有限公司 | Hoisting device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104444758A (en) | Lifting lug and using method thereof | |
| CN204324677U (en) | A kind of dismountable board type hanger | |
| CN201419967Y (en) | Sling for large-scale components | |
| CN103879886A (en) | Steel beam lifting fastening type special clamp | |
| CN107419916B (en) | Internal moment reinforcing and correcting device for beam structure | |
| CN201857209U (en) | Special lifting tool provided with wheel hub of diversion cover | |
| CN205527291U (en) | A frame type frame for hoisting two superimposed sheets | |
| CN205034957U (en) | I -steel is hoist for handling | |
| CN101886399B (en) | Integrated device of steel boxed cofferdam | |
| CN202717499U (en) | Simple hanging bracket used for hoisting bridge crane pair trolley | |
| KR20150025134A (en) | Load testing apparatus for lifting lug | |
| CN106285015A (en) | Steel structural roof beam method for rapidly mounting based on location-plate | |
| CN203751546U (en) | Board welding type hanging cover | |
| CN201903043U (en) | Plate girder laminated beam | |
| CN215291569U (en) | Be used for steel construction to reform transform centre sill reinforcement hoisting device | |
| CN204689351U (en) | A kind of H profile steel structural elements suspender | |
| CN210438256U (en) | 80 ton modular unit hangs row | |
| CN203740851U (en) | Detachable lifting beam | |
| CN206309694U (en) | Bending machine curved cylinder support | |
| CN205346595U (en) | A focus adjustable complete machine lifts by crane instrument for marine low speed diesel engine | |
| CN216613753U (en) | Roof beam hoist and mount that convenient scene was installed and removed uses hoist | |
| CN108773768A (en) | A kind of hoisting fixture and its hanging method of large H-shaped steel column | |
| CN218434602U (en) | Novel aerial working platform | |
| CN209835412U (en) | Lifting appliance for lifting flange connection type steel framework | |
| CN204211357U (en) | A kind of gantry crane girder adopting U-shaped muscle |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20150325 |