CN212374699U - Turnover tool and turnover system with same - Google Patents
Turnover tool and turnover system with same Download PDFInfo
- Publication number
- CN212374699U CN212374699U CN202020992481.XU CN202020992481U CN212374699U CN 212374699 U CN212374699 U CN 212374699U CN 202020992481 U CN202020992481 U CN 202020992481U CN 212374699 U CN212374699 U CN 212374699U
- Authority
- CN
- China
- Prior art keywords
- lifting
- lifting beam
- hanging
- tubular pile
- turnover
- 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.)
- Active
Links
- 230000007306 turnover Effects 0.000 title claims abstract description 45
- 238000004804 winding Methods 0.000 claims description 20
- 238000010276 construction Methods 0.000 abstract description 11
- 238000009434 installation Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 230000005484 gravity Effects 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
Images
Landscapes
- Load-Engaging Elements For Cranes (AREA)
Abstract
The utility model discloses a turnover tool and a turnover system with the turnover tool, wherein the turnover tool is used for turning over a tubular pile and comprises a lifting beam, a first lifting beam, a second lifting beam and a third lifting beam, the second lifting beam is hinged with the lifting beam, the first lifting beam is hinged with the second lifting beam, a telescopic structure is arranged between the second lifting beam and the third lifting beam, and the turnover system also comprises a driving part which is used for driving the telescopic structure to move so as to drive the third lifting beam to ascend or descend; the lifting beam is provided with at least one lifting point, the first lifting beam is provided with at least two first lifting points, and the third lifting beam is provided with at least one second lifting point. The structural design of this frock stands up only uses a lifting device's a hook portion rather than the cooperation just can realize the operation of standing up of tubular pile from horizontal gesture to upright gesture, can reduce the operating cost and the operating time of tubular pile construction.
Description
Technical Field
The utility model relates to a marine wind power construction technical field especially relates to a stand up frock and have this system of standing up who stands up frock.
Background
When the tubular pile is used as one of foundation forms of an offshore wind farm, the tubular pile needs to be turned over from a horizontal posture to an upright posture during construction, and then subsequent installation operation can be carried out.
With the large-scale development of offshore wind power plants, the diameter and the weight of the tubular pile are larger and larger, and the weight of the existing tubular pile can reach 1000-2000 tons.
In order to realize the turning of the tubular pile from a horizontal posture to an upright posture, the pile body of the tubular pile is generally provided with three lifting lugs, two main lifting lugs positioned at one end of the tubular pile and one turning lifting lug positioned at the other end of the tubular pile; when the tubular pile is turned over, the tubular pile can be turned over through the matching of the main lifting hook and the auxiliary lifting hook of one floating crane, and the tubular pile can also be turned over through the matching of the two lifting hooks of the two floating cranes.
When a floating crane is adopted to turn over a tubular pile, a main lifting hook of the floating crane is in hanging connection and matching with two main lifting lugs of the tubular pile, an auxiliary lifting hook of the floating crane is in hanging connection and matching with one turning-over lifting lug of the tubular pile, the turning-over of the tubular pile is realized by descending the auxiliary lifting hook, in such a way, a certain interval is required to be met between the main lifting hook and the auxiliary lifting hook of the floating crane, so that the tubular pile can be smoothly turned over, along with the increase of the length and the weight of the tubular pile, the stress of the main lifting hook and the auxiliary lifting hook of the floating crane is increased, the distance requirement between the main lifting hook and the auxiliary lifting hook is larger, and the current floating crane.
When two floating cranes are used for turning over the tubular pile, the requirement for the cooperation of the two floating cranes is high, the construction cost is high, the resource shortage of the floating cranes can influence the construction operation of the tubular pile, and the construction is time-consuming and long.
In view of this, how to design a turnover tool to enable a floating crane to complete the turnover operation of the tubular pile is a technical problem that needs to be solved by those skilled in the art at present.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a stand up frock and have this system of standing up frock, only with a lifting device's a hook portion and this stand up the frock cooperation and just can realize that the tubular pile is by the operation of standing up of horizontal gesture to upright gesture, can reduce the operating cost and the activity duration of tubular pile construction.
In order to solve the technical problem, the utility model provides a turnover tool for turning over a tubular pile, which comprises a lifting beam, a first lifting beam, a second lifting beam and a third lifting beam, wherein the second lifting beam is hinged with the lifting beam, the first lifting beam is hinged with the second lifting beam, a telescopic structure is arranged between the second lifting beam and the third lifting beam, and the turnover tool further comprises a driving part, wherein the driving part is used for driving the telescopic structure to move so as to drive the third lifting beam to ascend or descend; the lifting beam is provided with at least one lifting point, the first lifting beam is provided with at least two first lifting points, and the third lifting beam is provided with at least one second lifting point.
According to the turnover tool, the hinge axis of the second lifting beam and the lifting beam is perpendicular to the length direction of the lifting beam.
According to the turnover tool, the hinge axis of the second lifting beam and the lifting beam is overlapped with the hinge axis of the first lifting beam and the second lifting beam.
According to the turnover tool, the anti-collision supporting block is fixedly arranged on one side, close to the second hanging beam, of the first hanging beam, and/or the anti-collision supporting block is fixedly arranged on one side, close to the first hanging beam, of the second hanging beam.
According to the turnover tool, the hinge axis of the second lifting beam and the hinge axis of the lifting beam are parallel to the hinge axis of the first lifting beam and the hinge axis of the second lifting beam.
The turning tool comprises a winding drum, a rope, a first pulley block and a second pulley block, wherein the first pulley block is installed on the second hanging beam, the second pulley block is installed on the third hanging beam, and the rope is wound among the winding drum, the first pulley block and the second pulley block; the driving component is used for driving the winding drum to rotate so as to withdraw or pay out the rope to drive the third hanging beam to ascend or descend.
According to the turnover tool, the lifting beam is fixedly connected with the mounting seat, and the winding drum and the driving part are mounted on the mounting seat.
According to the turnover tool, the lifting beam is specifically provided with two lifting hoisting points, and the mounting seat is located between the two lifting hoisting points.
According to the turnover tool, the driving component is specifically a motor.
The utility model also provides a system of standing up, including lifting device, still include above-mentioned arbitrary item the frock of standing up, it passes through to stand up the frock play to rise the lifting hook with lifting hook portion of lifting device articulates the cooperation.
The turnover tool provided by the utility model can realize the turnover of the tubular pile only by matching a hook part of a hoisting device with the hook part; specifically, during operation, a lifting hook part of the hoisting equipment is hung with lifting points of a lifting beam of the turnover tool, a first lifting beam of the turnover tool is hung with two main lifting lugs of the tubular pile through two first lifting points of the lifting hook part, a third lifting beam of the turnover tool is hung with the turnover lifting lugs of the tubular pile through a second lifting point of the third lifting beam, then the hoisting equipment is controlled to lift the lifting hook part, the turnover tool and the tubular pile hung with the turnover tool are lifted together, when the tubular pile is lifted to a set height, a driving part of the turnover tool is controlled to drive the telescopic structure to move so as to drive the third lifting beam to descend, so that one end of the tubular pile hung with the third lifting beam descends, the tubular pile is turned over from a horizontal posture to an upright posture, the driving part drives the telescopic structure to move until the tubular pile is in the upright posture, in the process, the second lifting beam rotates relative to the lifting beam, the first lifting beam moves along with the second lifting beam and also rotates relative, so as to adapt to the turning-over action of the tubular pile.
It is from top to bottom apparent, utilize this frock of standing up, only need a lifting device just can realize the upset of tubular pile, and this lifting device only need one with stand up the lifting hook portion that the frock articulated can, need not the cooperation of main, vice lifting hook, avoided in the background art between main, the vice lifting hook the unable demand of satisfying or the problem that the atress is not enough of interval, also need not the cooperation of two lifting devices, the construction is simple relatively, and construction cost is lower.
Drawings
Fig. 1 is a schematic structural diagram of a turning tool, a tubular pile and a lifting hook part of lifting equipment which are hooked in the embodiment;
FIG. 2 is a schematic view of the structure of FIG. 1 from the viewing angle A;
FIG. 3 is a schematic view of the structure of FIG. 1 from the viewing angle B;
FIG. 4 is a schematic structural diagram of a pipe pile turned over to a certain angle by using a turning-over tool in the specific embodiment;
fig. 5 is a front view of the turning tool in the embodiment, in which the third hanging beam and the connecting structure between the third hanging beam and the second hanging beam are omitted.
Description of reference numerals:
a lifting beam 110, a lifting point 111, a mounting seat 112 and an ear plate 113;
a first hanging beam 120, a first hanging point 121, a second hanging beam 130, a third hanging beam 140, a second hanging point 141, a first pulley block 150, a second pulley block 160, a rope 170, a reel 180, a driving member 190;
a lifting sling 210, a first sling 220, a second sling 230;
a bump support block 310;
Detailed Description
In order to make the technical field better understand the solution of the present invention, the following detailed description of the present invention is provided with reference to the accompanying drawings and the detailed description.
For convenience of understanding and simplicity of description, the following description is combined with the turning tool and the turning system with the turning tool, and the beneficial effects are not repeated.
Referring to fig. 1 to 5, fig. 1 is a schematic structural view of a turning tool in an embodiment after being hooked with a tubular pile and a hook portion of a hoisting device; FIG. 2 is a schematic view of the structure of FIG. 1 from the viewing angle A; FIG. 3 is a schematic view of the structure of FIG. 1 from the viewing angle B; FIG. 4 is a schematic structural diagram of a pipe pile turned over to a certain angle by using a turning-over tool in the specific embodiment; fig. 5 is a front view of the turning tool in the embodiment, in which the third hanging beam and the connecting structure between the third hanging beam and the second hanging beam are omitted.
In this embodiment, the turning system includes a hoisting device and a turning tool, and may be used for turning operation of a tubular pile 500, which is one of foundations of offshore wind power, that is, turning the tubular pile 500 from a horizontal posture (the state shown in fig. 1) to an upright posture, where the tubular pile 500 is in the horizontal posture, the axis of the tubular pile is parallel to the horizontal plane, and the tubular pile 500 is in the upright posture, and the axis of the tubular pile is parallel to the vertical direction.
In this embodiment, the turning tool includes a lifting beam 110, a first lifting beam 120, a second lifting beam 130, and a third lifting beam 140; the turning tool further comprises a driving part 190, and the driving part 190 is used for driving the telescopic structure to move so as to drive the third lifting beam 140 to ascend or descend.
In addition, the lifting beam 110 is provided with at least one lifting point 111 for hanging and matching with a lifting hook part 400 of the lifting equipment; specifically, in the illustrated embodiment, two lifting hanging points 111 are provided on the lifting beam 110, and accordingly, the hook portion 400 of the lifting device is in a double-hook form, that is, has two hooks, and is respectively hooked and matched with the two lifting hanging points 111.
Specifically, a lifting sling 210 is arranged at the lifting sling point 111, and the lifting beam 110 is in hanging fit with the hook part 400 of the lifting device through the lifting sling 210.
Each hook of the hook part 400 may be in a single-hook form or a double-hook form, and is shown as a double-hook form, that is, two lifting slings 210 are provided at each lifting point 111, and are respectively matched with the double hooks of the hooks at the same position.
It can be understood that the hook part 400 of the hoisting device is in a double-hook form, which can improve the stress capacity of the hook part 400, and each hook of the hook part 400 is in a double-hook form, which can also improve the stress of the hook; in actual installation, the specific structural form of the hook portion 400 and the arrangement of the lifting hanging point 111 may be set according to actual requirements, and are not limited herein.
The first lifting beam 120 is provided with at least two first lifting points 121, the first lifting points 121 are used for being in hanging fit with the main lifting lugs 510 of the tubular pile 500, the third lifting beam 140 is provided with at least one second lifting point 141, and the second lifting points 141 are used for being in hanging fit with the turning lifting lugs 520 of the tubular pile 500.
It can be understood that the number of the first lifting points 121 of the first lifting beam 120 is related to the number of the main lifting lugs 510 of the pipe pile 500, and the number of the second lifting points 141 of the third lifting beam 140 is related to the number of the turn-over lifting lugs 520 of the pipe pile 500, and when the two lifting points are actually arranged, the two lifting points are matched as required.
In the illustrated scheme, the existing structure is adopted for the lifting lug arrangement on the tubular pile 500 as an example, that is, two main lifting lugs 510 are symmetrically arranged at one end of the tubular pile 500 along the circumferential direction of the tubular pile, and one turning-over lifting lug 520 is arranged at the other end of the tubular pile 500.
Correspondingly, in the illustrated embodiment, the first hanging beam 121 is specifically provided with two first hanging points 121, and the third hanging beam 141 is provided with one second hanging point 141; the two first lifting points 121 of the first lifting beam 120 are respectively used for being in hanging fit with the two main lifting eyes 510 of the tubular pile 500 through the first slings 220, and the second lifting point 141 of the third lifting beam 140 is used for being in hanging fit with the turnover lifting eyes 520 of the tubular pile 500 through the second slings 230.
Wherein the lengths of the first sling 220 and the second sling 230 are relatively fixed.
In actual installation, the distance between the two first lifting points 121 on the first lifting beam 121 is adapted to the tubular pile 500 to be turned over.
After the installation, the turning-over system provided with the turning-over tool can be used for realizing the turning-over operation of the tubular pile 500 from the horizontal posture to the vertical posture.
During operation, the lifting hook part 400 of the lifting device is hung with the lifting point 111 of the lifting beam 110 of the turnover tool through the lifting sling 210, the first lifting beam 120 of the turnover tool is hung with the two main lifting lugs 510 of the tubular pile 500 through the two first lifting points 121, the third lifting beam 140 is hung with the turnover lifting lug 520 of the tubular pile 500 through the second lifting point 141, and then, the lifting equipment is controlled to lift the lifting hook part 400, the turnover tool and the tubular pile 500 hung on the turnover tool are lifted together, when the lifting equipment is lifted to a set height, the driving component 190 of the turnover tool is controlled to make the telescopic structure connected between the second hanging beam 130 and the third hanging beam 140 act to drive the third hanging beam 140 to descend, thus, the end of the tubular pile 500 hooked to the third hanging beam 140 is lowered, the tubular pile 500 is turned over from the horizontal posture to the vertical posture, and the state that the tubular pile 500 is turned over to a certain angle can be understood with reference to fig. 4.
The driving part drives the telescopic structure to move until the tubular pile 500 is in the upright posture, in the process, the second lifting beam 130 rotates relative to the lifting beam 110, the first lifting beam 120 moves along with the second lifting beam 130 and can also rotate relative to the second lifting beam 130 so as to adapt to the turning-over action of the tubular pile 500.
So, utilize this frock of standing up, only need a lifting device just can realize the upset of tubular pile 500, and this lifting device only need have one with stand up the frock articulate complex lifting hook portion 400 can, need not mainly, the cooperation of vice lifting hook, main in the background art has just not been avoidable yet, the unable demand of satisfying or the not enough problem of atress of interval between the vice lifting hook, also need not two lifting device cooperations, it is thus clear that the structural design of this frock of standing up makes the construction degree of difficulty of standing up the operation to tubular pile 500 reduce, requirement to lifting device reduces, construction cost is lower relatively.
In a specific scheme, the hinge axis of the second hanging beam 130 and the lifting beam 110 is perpendicular to the length direction of the lifting beam 110, that is, as shown in fig. 1, the lifting beam 110 may be specifically configured as a box-shaped beam structure with a certain length, the bottom of the box-shaped beam structure has two oppositely arranged ear plates 113 (shown in fig. 5) extending downward, the second hanging beam 130 is hinged to the two ear plates 113 through a hinge shaft, and in the orientation shown in fig. 1, the hinge axis of the second hanging beam 130 is perpendicular to the paper surface.
In the illustrated scheme, the hinge axis of the first hanging beam 120 and the second hanging beam 130 is overlapped with the hinge axis of the second hanging beam 130 and the lifting beam 110, so that the structure is more compact.
The first and second hanging beams 120 and 130 may be hinged by a hinge shaft.
It should be noted that the first hanging beam 120 is hinged to the second hanging beam 130, so that during the process of turning over the tubular pile 500, due to the descending of the end of the tubular pile 500 connected to the third hanging beam 140, the second hanging beam 130 will necessarily rotate adaptively, the first hanging beam 120 is hooked to the tubular pile 500 through the first hanging point 121, and the first hanging beam 120 is hinged to the second hanging beam 130, so that the first hanging beam 120 follows up to adapt to the position change of the tubular pile 500, and at the same time, the first hanging beam 120 can also rotate relative to the second hanging beam 130 to avoid being stuck.
It should be further noted that, due to the above connection manner of the first hanging beam 120 and the second hanging beam 130, after the pipe pile 500 is hung on the overturning tool, under the action of the gravity of the pipe pile 500 and the like, the first hanging beam 120 and the second hanging beam 130 rotate, so that the whole structure is in a balanced state, and the gravity center S of the pipe pile 500 and the hinge point of the second hanging beam 130 and the lifting beam 110 are on the same vertical line, as shown in fig. 1.
Since the hinge axis of the second hanging beam 130 and the lifting beam 110 coincides with the hinge axis of the first hanging beam 120 and the second hanging beam 130, in order to prevent the second hanging beam 130 and the first hanging beam 120 from rotating in the opposite direction and colliding, an anti-collision support block 310 is fixedly arranged on the side of the first hanging beam 120 facing the second hanging beam 130, and/or an anti-collision support block 310 is fixedly arranged on the side of the second hanging beam 130 facing the first hanging beam 120, as shown in fig. 5.
In practice, in addition to the above manner, the hinge axis of the first hanging beam 120 and the second hanging beam 130 may not coincide with the hinge axis of the second hanging beam 120 and the lifting beam 110, and they are arranged in parallel, specifically, the second hanging beam 130 is provided with an extended hinge lug plate, so that the first hanging beam 120 and the second hanging beam 130 are hinged and connected through a hinge shaft penetrating through the hinge lug plate, and thus, the first hanging beam 120 and the second hanging beam 130 can avoid collision without providing the aforementioned anti-collision support block.
In a specific embodiment, the telescopic structure connected between the second hanging beam 130 and the third hanging beam 140 is in the form of a pulley block and rope combination.
The telescopic structure comprises a first pulley block 150, a second pulley block 160, a rope 170 and a winding drum 180, wherein the first pulley block 150 is mounted on the second hanging beam 130, the second pulley block 160 is mounted on the third hanging beam 140, the rope 170 is wound among the winding drum 180, the first pulley block 150 and the second pulley block 160, and a driving part 190 can drive the winding drum 180 to rotate so as to withdraw or pay out the rope 170, so that the third hanging beam 140 is lifted or lowered.
Specifically, the driving unit 190 may be a motor, and it is also understood that the driving unit 190, the winding drum 180, and the rope 170 are integrally formed as an existing winding machine.
The driving part 190 and the winding drum 180 are specifically mounted on the lifting beam 110, the mounting base 112 can be fixedly connected on the lifting beam 110, and the winding drum 180 and the driving part 190 are specifically mounted on the mounting base 112.
As shown in the figure, on the basis that the lifting beam 110 is provided with two lifting points 111, the mounting base 112 is located between the two lifting points 111, so that the structure of the whole turnover tool is relatively symmetrical, and the undesirable phenomena of uneven stress and the like of the lifting hook part 400 of the lifting equipment are avoided.
One end of the rope 170 is fixed on the winding drum 180, and the other end of the rope extends out of the winding drum 180 after being wound on the winding drum 180, and is fixed with the mounting seat 112 after sequentially winding through the first pulley block 150 and the second pulley block 160; specifically, two oppositely disposed drums 180 may be provided, with the cable 170 extending from one drum 180, passing around the pulley block, and then passing to the other drum 180.
The winding manner of the rope 170 between the first pulley block 150 and the second pulley block 160 can refer to the existing common pulley block structure, as long as the third hanging beam 140 can be driven to lift by retracting and releasing the rope 170.
It is right above the utility model provides a stand up frock and have this system of standing up that stands up frock and all introduced in detail. The principles and embodiments of the present invention have been explained herein using specific examples, and the above descriptions of the embodiments are only used to help understand the method and its core ideas of the present invention. It should be noted that, for those skilled in the art, without departing from the principle of the present invention, the present invention can be further modified and modified, and such modifications and modifications also fall within the protection scope of the appended claims.
Claims (10)
1. A turnover tool is used for turning over a tubular pile and is characterized by comprising a lifting beam, a first lifting beam, a second lifting beam and a third lifting beam, wherein the second lifting beam is hinged with the lifting beam, the first lifting beam is hinged with the second lifting beam, a telescopic structure is arranged between the second lifting beam and the third lifting beam, and the turnover tool further comprises a driving part, wherein the driving part is used for driving the telescopic structure to move so as to drive the third lifting beam to ascend or descend; the lifting beam is provided with at least one lifting point, the first lifting beam is provided with at least two first lifting points, and the third lifting beam is provided with at least one second lifting point.
2. The turning tool according to claim 1, wherein the hinge axis of the second lifting beam and the lifting beam is perpendicular to the length direction of the lifting beam.
3. The turning tool according to claim 2, wherein the hinge axis of the second lifting beam and the lifting beam coincides with the hinge axis of the first lifting beam and the second lifting beam.
4. The turning tool according to claim 3, wherein an anti-collision supporting block is fixedly arranged on one side, close to the second hanging beam, of the first hanging beam, and/or an anti-collision supporting block is fixedly arranged on one side, close to the first hanging beam, of the second hanging beam.
5. The turning tool according to claim 2, wherein the hinge axis of the second lifting beam and the lifting beam is parallel to the hinge axis of the first lifting beam and the second lifting beam.
6. The turning tool according to any one of claims 1 to 5, wherein the telescopic structure comprises a winding drum, a rope, a first pulley block and a second pulley block, the first pulley block is mounted on the second hanging beam, the second pulley block is mounted on the third hanging beam, and the rope is wound among the winding drum, the first pulley block and the second pulley block; the driving component is used for driving the winding drum to rotate so as to withdraw or pay out the rope to drive the third hanging beam to ascend or descend.
7. The turning tool according to claim 6, wherein a mounting seat is fixedly connected to the lifting beam, and the winding drum and the driving part are mounted on the mounting seat.
8. The turning tool according to claim 7, wherein the lifting beam is provided with two lifting points, and the mounting seat is located between the two lifting points.
9. The turning tool according to claim 6, wherein the driving component is a motor.
10. The turnover system comprises a hoisting device and is characterized by further comprising the turnover tool according to any one of claims 1 to 9, wherein the turnover tool is in hanging fit with a lifting hook part of the hoisting device through the lifting point.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020992481.XU CN212374699U (en) | 2020-06-03 | 2020-06-03 | Turnover tool and turnover system with same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020992481.XU CN212374699U (en) | 2020-06-03 | 2020-06-03 | Turnover tool and turnover system with same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212374699U true CN212374699U (en) | 2021-01-19 |
Family
ID=74180209
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020992481.XU Active CN212374699U (en) | 2020-06-03 | 2020-06-03 | Turnover tool and turnover system with same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212374699U (en) |
-
2020
- 2020-06-03 CN CN202020992481.XU patent/CN212374699U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN108726359B (en) | Crane turnover process | |
| CN104444762B (en) | Wind power foundation ring overturning device and method for overturning foundation ring by using same | |
| CN205151582U (en) | Novel rack and pinion luffing single -boom multipurpose stationary crane | |
| CN104925673A (en) | Auxiliary hoisting device and method for multi-crane combined operation | |
| CN212375860U (en) | Pile turning equipment for marine large-diameter steel pipe pile | |
| CN115180538A (en) | Fixed column type cantilever crane and use method thereof | |
| CN109231026B (en) | Hoisting device for key parts of offshore wind turbine generator | |
| CN212374699U (en) | Turnover tool and turnover system with same | |
| CN214269921U (en) | Combined lifting appliance for loading and unloading steel wire rod | |
| CN210012519U (en) | Climbing device and self-climbing crane | |
| CN109132896B (en) | Auxiliary boom lifting device and crane | |
| CN109650255B (en) | Hanging weight self-balancing system of swing trolley of tower crane | |
| CN111498675A (en) | Turnover tool and turnover system with same | |
| CN116374812A (en) | Marine wind turbine generator system generator hoisting accessory | |
| CN215047970U (en) | Steel construction section bar lifting device | |
| CN215402707U (en) | Auxiliary device for hoist | |
| CN110182698B (en) | Climbing device and self-climbing crane | |
| CN113387279A (en) | Circular rail crane and assembling method thereof | |
| CN218491306U (en) | Anti-sway beam device of crane | |
| CN205472332U (en) | Rotatable simple and easy armful of pole hoist | |
| CN216403633U (en) | Hoist device for electromechanical engineering | |
| CN218619988U (en) | Hoisting mechanism of gantry crane | |
| CN216997264U (en) | Vertical motor handling and upset frock | |
| CN209974124U (en) | Special overhead hoist of tail book | |
| CN215626307U (en) | Circular rail crane |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 100071 11 / F, block B, building 1, yard 6, Automobile Museum East Road, Fengtai District, Beijing Patentee after: Huadian Technology Co.,Ltd. Country or region after: China Address before: 10th Floor, Building B, Huadian Industrial Park, East Road of Automobile Museum, Fengtai District, Beijing Patentee before: HUADIAN HEAVY INDUSTRIES Co.,Ltd. Country or region before: China |