CN203529795U - Special aerial conveyor - Google Patents
Special aerial conveyor Download PDFInfo
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- CN203529795U CN203529795U CN201320610717.9U CN201320610717U CN203529795U CN 203529795 U CN203529795 U CN 203529795U CN 201320610717 U CN201320610717 U CN 201320610717U CN 203529795 U CN203529795 U CN 203529795U
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- 238000000034 method Methods 0.000 claims abstract description 13
- 230000008569 process Effects 0.000 claims abstract description 9
- 238000004804 winding Methods 0.000 claims description 31
- 229910000831 Steel Inorganic materials 0.000 claims description 25
- 239000010959 steel Substances 0.000 claims description 25
- 239000003921 oil Substances 0.000 claims description 24
- 238000013519 translation Methods 0.000 claims description 20
- 230000001360 synchronised effect Effects 0.000 claims description 17
- 230000007246 mechanism Effects 0.000 claims description 15
- 230000000630 rising effect Effects 0.000 claims description 14
- 230000006835 compression Effects 0.000 claims description 9
- 238000007906 compression Methods 0.000 claims description 9
- 230000033001 locomotion Effects 0.000 claims description 7
- 230000000694 effects Effects 0.000 claims description 6
- 239000010720 hydraulic oil Substances 0.000 claims description 4
- 230000005540 biological transmission Effects 0.000 claims description 3
- 230000008859 change Effects 0.000 claims description 3
- 230000001050 lubricating effect Effects 0.000 claims description 3
- 238000010276 construction Methods 0.000 abstract description 12
- 230000006378 damage Effects 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 7
- 238000009434 installation Methods 0.000 description 7
- 238000012423 maintenance Methods 0.000 description 7
- 230000005611 electricity Effects 0.000 description 6
- 230000007423 decrease Effects 0.000 description 3
- 230000005484 gravity Effects 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 230000001174 ascending effect Effects 0.000 description 1
- 230000001746 atrial effect Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 description 1
- 238000012827 research and development Methods 0.000 description 1
- 238000012876 topography Methods 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
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Abstract
The utility model discloses a special aerial conveyor, in particular relates to a special aerial conveyor for wind-power hoisting, and aims to solve the technical problems of large size, high cost, long cycle and poor safety of hoisting equipment used by a traditional whole machine hoisting and detaching construction method. The special aerial conveyor comprises an equipment self-lifting system, a portal and a hoisting device arranged on the upper part of the portal, wherein the self-lifting system is used for lifting the equipment by using a redirecting pulley on a fan tower as a supporting point, the equipment is closely attached to a guiding and holding device moving up and down along the fan tower cylinder in the self lifting process of the equipment; after the upper dead center is reached, the equipment is aligned and fixed by an alignment device and a fixing device. The special aerial conveyor is not limited by the ground environment, so that the destruction to the environment can be reduced, and applicability, reliability and safety for mounting and maintaining a wind-power unit can be greatly improved.
Description
Technical field
The utility model relates to a kind of aerial conveyor, is specifically related to a kind of wind-powered electricity generation and lifts special-purpose aerial conveyor.
Background technology
Traditional wind-powered electricity generation lifting construction adopts the large lifting equipment based on ground, after pylon lifts section by section, all parts in cabin is assembled to rear integral hoisting on ground to installation site installation in position, then, and integral hoisting rim and fan blade.While safeguarding, the same construction method of large lifting equipment under whole cabin or head are hung together with fan blade integral body that adopt completes.
Continuous increase along with wind turbine pool-size, increasing of blower fan pylon, the topography and geomorphology that fabricating yard is special and investor require to accelerate as early as possible the requirement that installation rate obtains gain on investments, and this just requires increasing hanging device, and equipment investment is significantly increased; On the other hand along with the continuous operation of equipment, progress into the maintenance phase, the maintenance of blower fan parts is changed unavoidable, traditional unit assembling of ship machinery dismounting construction method requires to complete with same large hanging device, expense is high, the cycle is long, poor stability, tradition construction method for hanging and lifting maintenance equipment are more and more not suitable with wind-powered electricity generation lifting maintenance needs, whole wind-powered electricity generation lifting is safeguarded to industry has proposed new problem, and Novel hanging maintenance construction method and the specialized equipment of research and development adaptation Wind Power Development trend are imperative.
Utility model content
The technical problems to be solved in the utility model is that traditional unit assembling of ship machinery dismounting construction method hanging device used is large, expense is high, the cycle is long, poor stability, a kind of installation, dismounting construction operation that tower cylinder installs rear fan top equipment that be applicable to is provided, save equipment cost, save the engineering time, save the special-purpose aerial conveyor of operation expense.
For achieving the above object, the utility model adopts following technical proposals: a kind of special-purpose aerial conveyor, be included in the equipment that arranges in the frame of equipment from rising system, described is the strong point equipment self of slinging from rising system by the changed course pulley on blower fan pylon, equipment self is in rising process, equipment self is close to guiding and the enclasp device that blower fan tower barrel moves up and down, arrive after top dead centre, equipment self is carried out to contraposition and fixing alignment device and anchor fitting, also comprise the door frame being arranged in frame and the jack up unit that is arranged on door frame top.
Described alignment device contraposition completes by adjusting changing-breadth system, and anchor fitting fixing worn shaft device by supporting leg and stretched out supporting leg and be connected with pylon.
Described door frame is connected with changing-breadth system, and door frame is luffing door frame.
Described guiding and enclasp device comprise frame, also comprise that being fixed on embracing in frame encircles and guide piece, and the described ring of embracing is fixedly connected with guide piece; Described guide piece divides two-layer, and every layer has two pairs at least, and on a pair of fixed cross beam that is fixed on frame, another is to being fixed on the translation crossbeam of frame; Described translation crossbeam is promoted by the translation oil cylinder of at least two; Described guide piece comprises guiding oil cylinder and guide wheel mechanism, and guiding oil cylinder promotes the track adjusting wheel motion of guide wheel mechanism, and track adjusting wheel is attached in the gabarit of blower fan tower barrel; The described ring of embracing comprises that elasticity embraces ring and elasticity is embraced and encircled
supportthe rigidity of effect is embraced ring.
Described jack up unit comprises suspender frame and is arranged on the top pulleys group on door frame, also comprise the running block with top pulleys group transmission link, connect the steel cable winding system of top pulleys group and running block and the hydraulic wireline winch that drives steel cable winding system elevator, described running block is arranged in suspender frame; Described hydraulic wireline winch is driven by the electric and hydraulic efficiency pressure system being arranged on the crossbeam of special hanger; Described steel cable winding system comprises left steel cable winding system and right steel cable winding system; Described hydraulic wireline winch comprises left hydraulic wireline winch and right hydraulic wireline winch; Between described left steel cable winding system and right steel cable winding system, be provided with synchronous device.
Described synchronous device comprises fixed frame and the left side wire rope fixing device and the right side wire rope fixing device that are connected with left and right hydraulic wireline winch hoisting rope winding system end, left and right hydraulic wireline winch adopts same solenoid directional control valve centralized oil supply, axis of guide motion in the middle of hydraulic wireline winch hoisting rope winding system drives, the middle axis of guide drives the flexible of dish spring compression set by baffle plate, the flexible change solenoid directional control valve central lubricating system hydraulic oil of dish spring compression set, to the little side flow of pressure, reaches the stress equalization of synchronous device both sides; On the described middle axis of guide, be provided with axially directed sliding sleeve 55.
The utility model is fixed on specialized equipment on tower of wind generating set cylinder, utilize blower fan tower barrel oneself height to carry out lifting operation, with orthodox method comparison, broken away from the restriction that is subject to lifting altitude based on Terrain Cranes arrangement and method for construction, be not subject to the restriction of ground environment, reduce the destruction to environment, greatly improved applicability, reliability, the safety of installing and safeguard wind-powered electricity generation unit; Adopt modular hanging method, can meet the lifting maintenance of wind-powered electricity generation unit main parts size, the alerting ability of Site Service is strong; The method, by relying on self jacking system, can complete the disassemble and assemble work that hoists and decline voluntarily, avoids using large-scale auxiliary installing device, and operating costs is low; This construction method and specialized equipment have adopted without tower body structure, without complicated ground walking device, thereby simple in structure, manufacture, cost of installation is low, being convenient to repeatedly special show uses, for wind energy turbine set, safeguard and can avoid or reduce use goliath, efficiency is high, can reduce wind energy turbine set production maintenance cost and time.
Accompanying drawing explanation
Fig. 1 is the structural representation that the utility model door frame reaches the left and right limit.
Fig. 2 is the structural representation that the utility model base is arranged.
Fig. 3 is the structural representation under installing condition.
Fig. 4 is the main TV structure schematic diagram of jack up unit.
Fig. 5 is the left TV structure schematic diagram of jack up unit.
Fig. 6 is the steel cable winding system structural representation of jack up unit.
Fig. 7 is the inner structure schematic diagram of synchronous device.
Fig. 8 is the structural representation of synchronous device.
Fig. 9 is the hydraulic schematic diagram of synchronous device.
Figure 10 is the use status architecture schematic diagram of synchronous device.
Figure 11 is guiding and enclasp device plan structure schematic diagram.
Figure 12 is that guiding and enclasp device are used the main TV structure schematic diagram of state.
The specific embodiment
As shown in Figure 1 to Figure 3, a kind of special-purpose aerial conveyor, be included in the equipment that arranges in the frame 10 of equipment from rising system 1, described is the strong point equipment self of slinging from rising system 1 by the changed course pulley 19 on blower fan pylon, equipment self is in rising process, equipment self is close to guiding and the enclasp device 8 that blower fan tower barrel moves up and down, arrive after top dead centre, equipment self is carried out to contraposition and fixing alignment device 6 and anchor fitting 5, also comprise the door frame 2 being arranged in frame 10 and the jack up unit 4 that is arranged on door frame 2 tops.
Described alignment device 6 contrapositions complete by adjusting changing-breadth system 3, and anchor fitting 18 fixing worn shaft device by supporting leg and stretched out supporting leg and be connected with pylon.
Described door frame 2 is connected with changing-breadth system 3, and door frame 2 is luffing door frame.
As shown in Figure 11 to Figure 12, described guiding and enclasp device 8 comprise frame 10, also comprise armful ring 88 and the guide piece 89 that are fixed in frame 10, and the described ring 88 of embracing is fixedly connected with guide piece 89; Described guide piece 89 minutes is two-layer, and every layer has two pairs at least, and on a pair of fixed cross beam 11 that is fixed on frame 10, another is to being fixed on the translation crossbeam 12 of frame 10; Described translation crossbeam 12 is promoted by the translation oil cylinder 85 of at least two; Described guide piece 89 comprises guiding oil cylinder 891 and guide wheel mechanism 892, and guiding oil cylinder 891 promotes the track adjusting wheel motion of guide wheel mechanism 892, and track adjusting wheel is attached in the gabarit of blower fan tower barrel; The described ring 88 of embracing comprises that elasticity embraces ring 884 and elasticity is embraced to 884, ring
supportthe rigidity of effect is embraced ring 883.When special-purpose aerial conveyor rises, guiding oil cylinder 891 is released the track adjusting wheel of guide wheel mechanism 892, tightly be posted on the both sides of blower fan tower barrel, blower fan tower barrel is truncated cone-shaped structure, and in figure, roundlet is equipment tower cylinder gabarit 21 when target location, and great circle is tower cylinder bottom surface gabarit 22, vertical-lift along with equipment, blower fan tower barrel progressively diminishes, and translation oil cylinder 85 is pushing away translation crossbeam 12 and progressively moving forward, and has guaranteed that the track adjusting wheel of guide wheel mechanism 892 is tightly posted on the both sides of blower fan tower barrel all the time.The design of upper and lower two-layer guide wheel, and the existence of frame 10 height, formed power and the arm of force, and certainly rising the unbalanced moment that in process, equipment centre-of gravity shift causes will be born by the track adjusting wheel of guide wheel mechanism 892.When equipment arrives target location, guiding oil cylinder 891 is regained the track adjusting wheel of guide wheel mechanism 892, translation oil cylinder 85 is pushing away translation crossbeam 86 and is progressively moving forward, and in Figure 11, B is the translation distance of translation crossbeam 86, and elasticity is embraced ring 884 reaches along with translation crossbeam 12 and is progressively adjacent to.When special-purpose aerial conveyor declines, translation crossbeam 12 is return at translation oil cylinder 85 effect ends, and guiding oil cylinder 891 is released the track adjusting wheel of guide wheel mechanism 892, and elasticity is embraced ring 884 and left tower cylinder, and the track adjusting wheel of guide wheel mechanism 892 leans against the both sides of blower fan tower barrel.Along with the vertical decline of equipment, blower fan tower barrel progressively becomes greatly, and translation crossbeam 12 is return gradually under the effect of translation oil cylinder 85, guarantees that the track adjusting wheel of guide wheel mechanism 892 is tightly posted on the both sides of blower fan tower barrel all the time.The design of upper and lower two-layer guide wheel, and the existence of frame 10 height, formed power and the arm of force, forms load-carrying capacity, and the unbalanced moment that in decline process, equipment centre-of gravity shift causes is born by the track adjusting wheel of guide wheel mechanism 892.
As shown in Figures 4 to 6, described jack up unit 1 comprises suspender frame 46 and is arranged on the top pulleys group 41 on door frame 2, also comprise the running block 44 with top pulleys group 41 transmission links, connect top pulleys group 41 and the steel cable winding system 42 of running block 44 and the hydraulic wireline winch 45 that drives steel cable winding system 42 elevators, described running block 44 is arranged in suspender frame 46; Described hydraulic wireline winch 45 is driven by the electric and hydraulic efficiency pressure system 43 being arranged on the crossbeam of special hanger; Described steel cable winding system 42 comprises left steel cable winding system 421 and right steel cable winding system 422; Described hydraulic wireline winch 45 comprises left hydraulic wireline winch 451 and right hydraulic wireline winch 452; Between described left steel cable winding system 421 and right steel cable winding system 422, be provided with synchronous device 5.As shown in Figure 4, this jack up unit 1 is arranged on door frame 2 by top pulleys group 41, by independently electric and the hydraulic efficiency pressure system 43 left hydraulic wireline winchs 451 of driving and 452 actions of right hydraulic wireline winch, left hydraulic wireline winch 451 and right hydraulic wireline winch 452 keep synchronization action under the effect of synchronous device 5, the winding system forming through top pulleys group 41, steel cable winding system 42 and running block 44, drives the ascending, descending operation of special hanger.
As shown in Figure 7 to 10, described synchronous device 5 comprise fixed frame 57 and with a left side, left side wire rope fixing device 51 and right side wire rope fixing device 56 that right hydraulic wireline winch hoisting rope winding system 52 ends connect, left, right hydraulic wireline winch adopts same solenoid directional control valve centralized oil supply, the axis of guide 52 motions in the middle of hydraulic wireline winch hoisting rope winding system 42 drives, the middle axis of guide 52 drives the flexible of dish spring compression set 54 by baffle plate 53, the flexible change solenoid directional control valve central lubricating system hydraulic oil of dish spring compression set 54 is to the little side flow of pressure, reach the stress equalization of synchronous device both sides, on the described middle axis of guide 52, be provided with axially directed sliding sleeve 55.During work, as shown in figure 10, the fixed frame 57 of this synchronous device is welded on same foundation frame 50 with left hydraulic wireline winch 451 and right hydraulic wireline winch 452.This mechanical synchronizer is arranged on the connection end of two hydraulic wireline winch hoisting rope winding systems, suppose to reel when too fast when left hydraulic wireline winch 451, the middle axis of guide 52 will move to the left, the resistance that compact disc spring compression set 54 produces to the right, cause left side lineoutofservice signal pull to increase, increase along with dish spring amount of compression, resistance increases thereupon, when left side lineoutofservice signal pull increases to a certain degree, as shown in Figure 9, because two hydraulic wireline winchs adopt same solenoid directional control valve 453 centralized oil supplies, A is hydraulic efficiency power unit, both charge oil pressures are same in theory, after this state of equilibrium is broken, left hydraulic wireline winch 451 hydraulic system pressures increase, according to the feature of hydraulic oil self, cause liquid to flow to right hydraulic wireline winch 452(right atrial pressure less) flow, left hydraulic wireline winch 451 hydraulic system pressures will reduce, until two hydraulic wireline winch hydraulic efficiency pressure system charge oil pressures are balanced, thereby reach left, the object of right both sides lineoutofservice signal pull equilibrium, overcome because a side draw is crossed senior general's Wound steel rope too much situation of reeling, realizing winch elevator is wound around synchronous.Because combination disk spring amount of compression is very little, just can produce larger resistance, buffering damping capaicty is strong, and this dynamic mechanical synchronization technology is easy to guarantee the synchronous coiling performance of two hydraulic wireline winchs.
The changed course pulley that adopts the construction method for hanging of above-mentioned special-purpose aerial conveyor to comprise the steps: 1, take on blower fan pylon is the strong point, by equipment, from the system that rises, specialized equipment is sling, this specialized equipment rises to blower fan main frame below predetermined altitude certainly along blower fan tower barrel; 2, arrive after top dead centre, alignment device is carried out contraposition to equipment self and tower cylinder attachment point, and anchor fitting is fixed equipment self and tower cylinder; 3, amplitude oil cylinder luffing is adjusted scope of work, at suitable setting, the large parts of blower fan is loaded and unloaded; 4, after having worked, attachment point and tower cylinder depart from, realizing self disassembling equipment self landing.During described adjustment scope of work, specialized equipment is in horizontality.Described equipment is in rising process, and guide piece is close to blower fan tower barrel by equipment self and is moved up and down.
During construction operation, first special-purpose aerial conveyor is positioned on basis, ground, now complete machine is in bottom dead point, the changed course pulley being fixed on blower fan pylon will be walked around from the steel rope that rises system 1, by certainly rising system 1 equipment self of slinging, certainly rising in process, guiding and enclasp device 8 move up and down the equipment blower fan tower barrel that pasting tightly, the unbalanced moment that equipment centre-of gravity shift produces is all born by guiding mechanism, arrive after top dead centre, 6 pairs of equipment self of alignment device carry out contraposition, adjust changing-breadth system 3 and make this special use aerial conveyor level, the supporting leg of anchor fitting 5 is worn shaft device and is stretched out supporting leg and be connected with pylon, latching device is fixed.Continue to adjust changing-breadth system and reach equipment working state.
As shown in Figure 1, after equipment installs, now equipment is in when work state, by being contained in that jack up unit 4 liftings on door frame 2 tops need to install or the fan part module wheel hub of dismounting, pedestal, gear case etc., thereby realizes the vertical direction lifting of ground fan part; When article quilt winches to required height, the swing of the flexible drive door frame 2 by changing-breadth system 3 oil cylinders, thereby realize the parallel motion of fan part, realize the covering of scope of work, realization is by contraposition, the installation in position of hung fan part module, and in figure, E, F are respectively left-limit and the limit on the right-right-hand limit that special-purpose aerial conveyor scope of work covers.
After operation, now complete machine, in top dead point, is adjusted into amplitude peak position by equipment, start to remove this special use aerial conveyor, latching device unclamps, and supporting leg is worn shaft device and retracted, supporting leg disconnects and being connected with pylon, from rising system 1 working, equipment is down to bottom dead point ground, removes, complete this installation, operation, the whole working process of dismounting, transition, continues operation, recycles.
Claims (6)
1. a special-purpose aerial conveyor, it is characterized in that: be included in the upper equipment arranging of frame (10) of equipment from rising system (1), described is the strong point equipment self of slinging from rising system (1) by the changed course pulley (19) on blower fan pylon, equipment self is in rising process, equipment self is close to guiding and the enclasp device (8) that blower fan tower barrel moves up and down, arrive after top dead centre, equipment self is carried out to contraposition and fixing alignment device (6) and anchor fitting (5), also comprise the door frame (2) being arranged in frame (10) and be arranged on the jack up unit (4) on door frame (2) top.
2. special-purpose aerial conveyor according to claim 1, is characterized in that: described alignment device (6) contraposition completes by adjusting changing-breadth system (3), and anchor fitting (18) fixing worn shaft device by supporting leg and stretched out supporting leg and be connected with pylon.
3. special-purpose aerial conveyor according to claim 1, is characterized in that: described door frame (2) is connected with changing-breadth system (3), and door frame (2) is luffing door frame.
4. special-purpose aerial conveyor according to claim 1, it is characterized in that: described guiding and enclasp device (8) comprise frame (10), also comprise that being fixed on embracing in frame (10) encircles (88) and guide piece (89), the described ring (88) of embracing is fixedly connected with guide piece (89); Described guide piece (89) divides two-layer, and every layer has two pairs at least, and a pair of fixed cross beam (11) that is fixed on frame (10) is gone up, and another is to being fixed on the translation crossbeam (12) of frame (10); Described translation crossbeam (12) is promoted by the translation oil cylinder (85) of at least two; Described guide piece (89) comprises guiding oil cylinder (891) and guide wheel mechanism (892), and guiding oil cylinder (891) promotes the track adjusting wheel motion of guide wheel mechanism (892), and track adjusting wheel is attached in the gabarit of blower fan tower barrel; The described ring (88) of embracing comprises that elasticity embraces ring (884) and elasticity is embraced to ring (884)
supportthe rigidity of effect is embraced ring (883).
5. special-purpose aerial conveyor according to claim 1, it is characterized in that: described jack up unit (4) comprises suspender frame (46) and is arranged on the top pulleys group (41) on door frame (2), also comprise the running block (44) with top pulleys group (41) transmission link, connect top pulleys group (41) and the steel cable winding system (42) of running block (44) and the hydraulic wireline winch (45) that drives steel cable winding system (42) elevator, described running block (44) is arranged in suspender frame (46); Described hydraulic wireline winch (45) is driven by the electric and hydraulic efficiency pressure system (43) being arranged on the crossbeam of special hanger; Described steel cable winding system (42) comprises left steel cable winding system (421) and right steel cable winding system (422); Described hydraulic wireline winch (45) comprises left hydraulic wireline winch (451) and right hydraulic wireline winch (452); Between described left steel cable winding system (421) and right steel cable winding system (422), be provided with synchronous device (5).
6. special-purpose aerial conveyor according to claim 5, it is characterized in that: described synchronous device (5) comprise fixed frame (57) and with a left side, left side wire rope fixing device (51) and right side wire rope fixing device (56) that right hydraulic wireline winch hoisting rope winding system (52) end connects, left, right hydraulic wireline winch adopts same solenoid directional control valve centralized oil supply, the axis of guide (52) motion in the middle of hydraulic wireline winch hoisting rope winding system (42) drives, the middle axis of guide (52) drives the flexible of dish spring compression set (54) by baffle plate (53), the flexible change solenoid directional control valve central lubricating system hydraulic oil of dish spring compression set (54) is to the little side flow of pressure, reach the stress equalization of synchronous device both sides, on the described middle axis of guide (52), be provided with axially directed sliding sleeve (55).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320610717.9U CN203529795U (en) | 2013-09-30 | 2013-09-30 | Special aerial conveyor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320610717.9U CN203529795U (en) | 2013-09-30 | 2013-09-30 | Special aerial conveyor |
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| Publication Number | Publication Date |
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| CN203529795U true CN203529795U (en) | 2014-04-09 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201320610717.9U Expired - Fee Related CN203529795U (en) | 2013-09-30 | 2013-09-30 | Special aerial conveyor |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103539020A (en) * | 2013-09-30 | 2014-01-29 | 华电郑州机械设计研究院有限公司 | Novel hoisting construction method and special hanging device |
| CN104370220A (en) * | 2014-10-18 | 2015-02-25 | 青岛中天斯壮科技有限公司 | Self-climbing maintenance robot for wind power generation tower |
| CN104828752A (en) * | 2015-03-18 | 2015-08-12 | 沈阳建筑大学 | Traction suspension device for fan repair |
-
2013
- 2013-09-30 CN CN201320610717.9U patent/CN203529795U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103539020A (en) * | 2013-09-30 | 2014-01-29 | 华电郑州机械设计研究院有限公司 | Novel hoisting construction method and special hanging device |
| CN103539020B (en) * | 2013-09-30 | 2015-07-01 | 华电郑州机械设计研究院有限公司 | Novel hoisting construction method and special hanging device |
| CN104370220A (en) * | 2014-10-18 | 2015-02-25 | 青岛中天斯壮科技有限公司 | Self-climbing maintenance robot for wind power generation tower |
| CN104828752A (en) * | 2015-03-18 | 2015-08-12 | 沈阳建筑大学 | Traction suspension device for fan repair |
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Legal Events
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140409 |