CN116924256B - Hoisting device for fan - Google Patents

Hoisting device for fan Download PDF

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Publication number
CN116924256B
CN116924256B CN202311193406.1A CN202311193406A CN116924256B CN 116924256 B CN116924256 B CN 116924256B CN 202311193406 A CN202311193406 A CN 202311193406A CN 116924256 B CN116924256 B CN 116924256B
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CN
China
Prior art keywords
seat
rotating
impeller
hoisting
wire
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
Application number
CN202311193406.1A
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Chinese (zh)
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CN116924256A (en
Inventor
杨德海
李文智
赵岩
解楠
宋东东
李宇航
孙健
刘海东
王秋翔
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Shuifa Energy Tongyu County Co ltd
Shuifa Energy Group Co Ltd
Original Assignee
Shuifa Energy Tongyu County Co ltd
Shuifa Energy Group Co Ltd
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Application filed by Shuifa Energy Tongyu County Co ltd, Shuifa Energy Group Co Ltd filed Critical Shuifa Energy Tongyu County Co ltd
Priority to CN202311193406.1A priority Critical patent/CN116924256B/en
Publication of CN116924256A publication Critical patent/CN116924256A/en
Application granted granted Critical
Publication of CN116924256B publication Critical patent/CN116924256B/en
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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
    • B66C23/00—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes
    • B66C23/06—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes with jibs mounted for jibbing or luffing movements
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
    • B66C1/00—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles
    • B66C1/10—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles by mechanical means
    • B66C1/108—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 for lifting parts of wind turbines
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
    • B66C1/00—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles
    • B66C1/10—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles by mechanical means
    • B66C1/42—Gripping members engaging only the external or internal surfaces of the articles
    • B66C1/425—Gripping members engaging only the external or internal surfaces of the articles motor actuated
    • B66C1/427—Gripping members engaging only the external or internal surfaces of the articles motor actuated by hydraulic or pneumatic motors
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
    • B66C13/00—Other constructional features or details
    • B66C13/04—Auxiliary devices for controlling movements of suspended loads, or preventing cable slack
    • B66C13/06—Auxiliary devices for controlling movements of suspended loads, or preventing cable slack for minimising or preventing longitudinal or transverse swinging of loads
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
    • B66C13/00—Other constructional features or details
    • B66C13/04—Auxiliary devices for controlling movements of suspended loads, or preventing cable slack
    • B66C13/08—Auxiliary devices for controlling movements of suspended loads, or preventing cable slack for depositing loads in desired attitudes or positions
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
    • B66C13/00—Other constructional features or details
    • B66C13/12—Arrangements of means for transmitting pneumatic, hydraulic, or electric power to movable parts of devices
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
    • B66C23/00—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes
    • B66C23/62—Constructional features or details
    • B66C23/72—Counterweights or supports for balancing lifting couples
    • B66C23/74—Counterweights or supports for balancing lifting couples separate from jib
    • B66C23/76—Counterweights or supports for balancing lifting couples separate from jib and movable to take account of variations of load or of variations of length of jib
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
    • B66C23/00—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes
    • B66C23/62—Constructional features or details
    • B66C23/84—Slewing gear
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
    • F03D—WIND MOTORS
    • F03D13/00—Assembly, mounting or commissioning of wind motors; Arrangements specially adapted for transporting wind motor components
    • F03D13/10—Assembly of wind motors; Arrangements for erecting wind motors
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00—Energy generation through renewable energy sources
    • Y02E10/70—Wind energy
    • Y02E10/72—Wind turbines with rotation axis in wind direction

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Development (AREA)
  • Sustainable Energy (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • General Engineering & Computer Science (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)

Abstract

The invention belongs to the field of lifting, and relates to a lifting device for a fan. When the impeller is lifted, the impeller can be lifted through the clamping die and the clamping frame, when the impeller is lifted, the windward side of the impeller faces downwards, the influence of wind force on the impeller can be reduced, and after the impeller is moved to a proper position, the impeller is turned to a mounting state for mounting, so that the stability of the impeller during lifting is ensured, and the lifting efficiency is also improved.

Description

Hoisting device for fan
Technical Field
The invention belongs to the field of hoisting, and relates to a hoisting device for a fan.
Background
The fan generally comprises a fan tower, a cabin and an impeller, wherein a generator and a gear box are arranged in the cabin, a main shaft of the gear box extends out of the cabin, and the impeller is connected with the main shaft so that the impeller can be blown to rotate to drive the main shaft to rotate when the outside is winded.
In order to align the axis of the impeller with the main shaft during assembly of the existing fan, large-sized lifting equipment is usually used for lifting the impeller, then the lifting equipment is controlled to operate so that the axis of the impeller is aligned with the main shaft, and then the impeller and the main shaft are installed, but in the existing mode, when the impeller is lifted, the impeller is usually lifted in a vertical state in order to be directly matched with the installation position of the fan, when the impeller is lifted, the windward surface of the impeller faces to the periphery, so that the whole windward area of the impeller is larger, the impeller is easy to swing around due to the influence of wind, the installation of the impeller is difficult due to the influence of wind, and the installation efficiency of the impeller is also easy to influence.
Disclosure of Invention
The invention aims to overcome the defects that when the existing lifting mode lifts, the windward side of an impeller faces to the periphery, and is easy to be influenced by wind power to swing and influence the installation of the impeller.
The technical proposal is as follows: a hoist device for fan, including base, roating seat, swing arm, control swing subassembly, wire seat and lifting by crane the subassembly, base top rotation formula is connected with the roating seat, and the roating seat top rotation formula is connected with the swing arm, and the wire seat is installed at the roating seat top, installs on the roating seat and is used for controlling swing arm wobbling control swing subassembly and be used for lifting by crane the subassembly with impeller, still including rotating assembly, fixture and supplementary upset subassembly, be equipped with on the roating seat and be used for controlling roating seat pivoted rotating assembly, be equipped with the fixture that is used for carrying out the centre gripping to the impeller on the subassembly that lifts by crane, be equipped with the supplementary upset subassembly of supplementary impeller upset on the fixture.
As a preferable technical scheme of the invention, the control swinging component comprises a winch I, positioning ropes, a connecting seat and a reversing wheel I, wherein the winch I is arranged at the top of the rotating seat, two positioning ropes are wound on the winch I, the top of the rotating seat is connected with the two connecting seats, the swinging arm is rotatably connected with the two reversing wheels I, and the positioning ropes sequentially bypass the wire seat and the reversing wheel I and are connected with the connecting seat.
As a preferable technical scheme of the invention, the hoisting assembly comprises a second winch, a second reversing wheel and hoisting ropes, wherein the second winch is arranged in the middle of the top of the rotating seat, the second reversing wheel is arranged at the bottom of the telescopic arm, two hoisting ropes are wound on the second winch, and the two hoisting ropes respectively bypass the wire seat and the second reversing wheel.
As a preferable technical scheme of the invention, the rotating assembly comprises a servo motor and a gear transmission group, the servo motor is arranged on the rotating seat, and the gear transmission group is connected between the servo motor and the rotating seat so that the servo motor can drive the rotating seat to rotate when in operation.
As a preferable technical scheme of the invention, the clamping mechanism comprises a connecting plate, fan-shaped guide plates, clamping dies, hydraulic cylinders, a cylinder body, a water pipe, a clamping frame, a first double-shaft motor and a connecting arm, wherein the connecting plate is connected between the end parts of two hoisting ropes, the fan-shaped guide plates are connected to the two sides of the connecting plate, the clamping dies are movably connected between the fan-shaped guide plates on the two sides, three hydraulic cylinders and the cylinder body are uniformly spaced along the circumferential direction in the clamping dies, the telescopic rod ends of the hydraulic cylinders are provided with pistons, the pistons are positioned in the cylinder body and are slidably connected with the cylinder body, the lower parts of the clamping dies are uniformly spaced along the circumferential direction and are provided with three cavities, the clamping frame is slidably connected in the cavity, the water pipe, the cavity and the cylinder body are respectively filled with liquid, the first double-shaft motor is arranged on the connecting plate, the connecting arms are respectively connected to the two output shafts of the first double-shaft motor, and the tail ends of the connecting arm are rotatably connected with the clamping dies.
As a preferable technical scheme of the invention, the auxiliary overturning assembly comprises an arc-shaped rack I and a transmission gear I, wherein the arc-shaped rack I is connected to the sector-shaped guide plates on two sides, the transmission gear I is connected to two sides of the clamping die, and the arc-shaped rack I is positioned at the moving track of the transmission gear I.
As a preferred technical scheme of the invention, the device further comprises a tensioning mechanism, wherein the tensioning mechanism comprises a double-shaft motor II, guide rods, sliding rods, locking bolts, guide wire shafts, connecting ropes and wire reels, the double-shaft motor II is installed on a base, the wire reels are connected to two output shafts of the double-shaft motor II, the base is connected with the two guide rods, the sliding rods are connected to the guide rods in a sliding mode, the locking bolts are connected to the guide rods through threads, the locking bolts are used for fixing the sliding rods, the guide wire shafts are connected between the sliding rods on two sides, the connecting ropes are wound on the two wire reels, and the connecting ropes bypass the guide wire shafts and are connected with the bottoms of the connecting plates.
As a preferred technical scheme of the invention, the device also comprises a gravity blending mechanism, wherein the gravity blending mechanism comprises an arc-shaped rack II, a rotating shaft, a transmission gear II, rotating rods, a bearing seat and balancing weights, the bottoms of two sides of a swing arm are respectively connected with the arc-shaped rack II, the top of a base is rotationally connected with the rotating shaft, two sides of the rotating shaft are respectively connected with the transmission gear II, the arc-shaped rack II is meshed with the transmission gear II, the two sides of the top of the base are respectively rotationally connected with the rotating rods, the rotating rods are in transmission connection with the rotating shaft, spiral grooves are formed in the rotating rods, the bearing seats are connected between the spiral grooves of the two rotating rods through threads, and the top of the bearing seat is provided with a plurality of balancing weights.
As a preferable technical scheme of the invention, the automatic alignment device further comprises an auxiliary alignment mechanism, wherein the auxiliary alignment mechanism comprises an annular gear, a driving motor and a driving gear, the annular gear is connected to the upper part in the clamping die, the driving motor is mounted on a connecting plate, an output shaft of the driving motor penetrates through the connecting plate to be connected with the driving gear, and the driving gear is positioned at the moving track of the annular gear.
The invention has the following advantages: 1. when the impeller is lifted, the impeller can be lifted through the clamping die and the clamping frame, when the impeller is lifted, the windward side of the impeller faces downwards, the influence of wind force on the impeller can be reduced, and after the impeller is moved to a proper position, the impeller is turned to a mounting state for mounting, so that the stability of the impeller during lifting is ensured, and the lifting efficiency is also improved.
2. According to the invention, after the impeller is lifted to a proper height, the double-shaft motor II can be operated to drive the wire spool to rotate so as to tighten the connecting rope, so that the connecting plate is tightened, and the influence of wind on the swing of the connecting plate around and the installation is avoided.
3. When the swing arm moves, the invention can drive the balancing weight to move for balancing, so as to avoid the toppling of the hoisting device caused by unbalanced weight on two sides.
Drawings
FIG. 1 is a schematic diagram of the present invention.
Fig. 2 is a schematic view of a lifting assembly, a rotating assembly and a control swing assembly of the present invention.
FIG. 3 is a schematic view of a rotating assembly according to the present invention.
Fig. 4 is a schematic view of the clamping mechanism of the present invention.
Fig. 5 is a cross-sectional view of the clamping mechanism of the present invention.
Fig. 6 is a schematic view of the auxiliary tilting assembly and clamping mechanism of the present invention.
Fig. 7 is a schematic view of the auxiliary turnover assembly of the fan-shaped guide plate of the present invention after being cut away.
Fig. 8 is a schematic view of the tensioning mechanism of the present invention.
Fig. 9 is a cross-sectional view of the tensioning mechanism of the present invention.
FIG. 10 is a first schematic view of the gravity blending mechanism according to the present invention.
FIG. 11 is a second schematic view of the gravity blending mechanism according to the present invention.
FIG. 12 is a third schematic view of the gravity blending mechanism according to the present invention.
FIG. 13 is a fourth schematic view of the gravity blending mechanism according to the present invention.
FIG. 14 is a schematic view of an auxiliary alignment mechanism of the present invention.
Wherein: the device comprises a base, a 2-rotating seat, a 3-swing arm, a 41-winch I, a 42-connecting seat, a 43-positioning rope, a 44-reversing wheel I, a 5-wire seat, a 61-winch II, a 62-reversing wheel II, a 63-hoisting rope, a 71-servo motor, a 72-gear transmission group, a 81-connecting plate, a 82-fan-shaped guide plate, a 83-clamping mold, a 84-hydraulic cylinder, a 841-cylinder, a 85-water pipe, a 86-clamping frame, a 87-double-shaft motor I, a 88-connecting arm, a 91-arc-shaped rack I, a 92-transmission gear I, a 101-double-shaft motor II, a 102-guide rod, 1021-sliding rod, 1022-locking bolts, a 103-guide wire shaft, a 104-connecting rope, a 105-wire reel, a 111-arc-shaped rack II, a 112-rotating shaft, a 113-transmission gear II, a 114-rotating rod, a 115-bearing bracket, a 116-balancing weight, a 121-ring gear, a 122-driving motor and a 123-driving gear.
Detailed Description
The invention will now be described in more detail with reference to the drawings and specific examples, which are not intended to limit the invention thereto.
Example 1
A hoist device for fan, as shown in fig. 1-7, including base 1, roating seat 2, swing arm 3, control swing subassembly, wire seat 5, lift by crane the subassembly, rotating assembly, fixture and supplementary upset subassembly, base 1 top swivelling joint has roating seat 2, roating seat 2 top left side swivelling joint has swing arm 3, wire seat 5 is installed in roating seat 2 top left side, install on the roating seat 2 be used for controlling swing arm 3 wobbling control swing subassembly, be used for with the impeller lift by crane the subassembly and be used for with control roating seat 2 pivoted rotating assembly, be equipped with the fixture that is used for carrying out the centre gripping to the impeller on the subassembly that lifts by crane, be equipped with supplementary upset subassembly of supplementary impeller upset on the fixture.
As shown in fig. 2, the control swinging assembly comprises a first winch 41, a positioning rope 43, a connecting seat 42 and a first reversing wheel 44, wherein the first winch 41 is installed on the right side of the top of the rotating seat 2, two positioning ropes 43 are wound on the first winch 41, two connecting seats 42 are connected to the left side of the top of the rotating seat 2, two first reversing wheels 44 are rotatably connected to the upper right side of the swinging arm 3, the positioning ropes 43 are sequentially connected with the connecting seats 42 by bypassing the wire seat 5 and the first reversing wheel 44, so that when the first winch 41 is used for winding, the swinging arm 3 can be pulled to swing upwards right, and when the first winch 41 is used for paying off, the swinging arm 3 can be pulled to swing downwards left.
As shown in fig. 2, the hoisting assembly comprises a second hoist 61, a second reversing wheel 62 and hoisting ropes 63, the second hoist 61 is installed in the middle of the top of the rotating seat 2, the second reversing wheel 62 is installed on the left side of the bottom of the telescopic arm, two hoisting ropes 63 are wound on the second hoist 61, and the two hoisting ropes 63 respectively bypass the wire seat 5 and the second reversing wheel 62.
As shown in fig. 2 and 3, the rotating assembly comprises a servo motor 71 and a gear transmission group 72, the servo motor 71 is installed on the rotating seat 2, the gear transmission group 72 is connected between the servo motor 71 and the rotating seat 2, so that the servo motor 71 can drive the rotating seat 2 to rotate, the gear transmission group 72 is composed of a large gear and a small gear, the small gear is connected to an output shaft of the servo motor 71, the large gear is connected to a joint of the rotating seat 2 and the base 1, the large gear is meshed with the small gear, and when the rotating seat 2 needs to be controlled to rotate, the servo motor 71 can be controlled to operate to drive the rotating seat 2 to rotate through the gear transmission group 72.
As shown in fig. 4-6, the clamping mechanism comprises a connecting plate 81, fan-shaped guide plates 82, clamping dies 83, hydraulic cylinders 84, a cylinder body 841, a water pipe 85, a clamping frame 86, a first double-shaft motor 87 and a connecting arm 88, wherein the connecting plate 81 is connected between the ends of two hoisting ropes 63, the fan-shaped guide plates 82 are connected to the front and rear sides of the connecting plate 81, the three hydraulic cylinders 84 and the cylinder body 841 are slidably and rotationally connected between the fan-shaped guide plates 82 on the two sides, pistons are arranged at the telescopic rod ends of the hydraulic cylinders 84 in the clamping dies 83 at equal intervals along the circumferential direction, the pistons are positioned in the cylinder body 841 and are slidably connected with the cylinder body 841, three cavities are uniformly and circumferentially spaced at the lower part of the clamping dies 83, the clamping frames 86 are slidably connected in the cavities, the water pipe 85 is communicated between the cavities and the cylinder body 841, liquid is filled in the cavities, so that the hydraulic cylinders 84 can extrude the liquid in the cylinder body 841 to the positions of the cavities through the water pipe 85 to the cavities for extruding the clamping frames 86 to clamp impellers, the lower part of the motor 87 on the right side of the connecting plate 81 is slidably connected with the two double-shaft motor 88, and the two output shafts 88 are connected to the tail ends of the output shaft motor 87.
As shown in fig. 6 and 7, the auxiliary overturning assembly comprises an arc-shaped rack one 91 and a transmission gear one 92, wherein the arc-shaped rack one 91 is connected to the fan-shaped guide plates 82 on both sides, the transmission gear one 92 is connected to both front and rear sides of the clamping mold 83, and the arc-shaped rack one 91 is located at the moving track of the transmission gear one 92, so that the transmission gear one 92 can be meshed with the arc-shaped rack one 91 and rotate through the arc-shaped rack one 91, and is used for driving the clamping mold 83 to rotate.
When the fan is assembled, the lifting device can be used when the impeller is required to be lifted, during lifting, the lifting device is firstly moved to a position close to the impeller, so that the clamping die 83 is clamped at the axial center of the impeller, then the telescopic rod of the hydraulic cylinder 84 is controlled to extend and squeeze liquid in the cylinder 841, so that the liquid is injected into a cavity through the water pipe 85, the clamping frame 86 is extruded, the clamping frame 86 is driven to move to clamp the impeller, after the clamping is finished, the lifting rope 63 is retracted by controlling the winch II 61 to operate, the connecting plate 81 is pulled to move upwards, the impeller is driven to move upwards, when the impeller moves upwards to a position corresponding to the main shaft position of the engine room, the winch II 61 is controlled to stop operating, the first double-shaft motor 87 is controlled to drive the connecting arm 88 to swing, the clamping die 83 can be driven to move along the fan-shaped guide plate 82 when the connecting arm 88 swings, the clamping die 83 can drive the first transmission gear 92 to move when moving, the first transmission gear 92 continuously moves to be meshed with the first arc-shaped rack 91 and then is rotated by rubbing of the first arc-shaped rack 91, so that the clamping die 83 is driven to rotate, the clamping die 83 rotates and drives the impeller to rotate, the impeller is enabled to turn ninety degrees to be in a vertical state, then the hoisting device can be controlled to be installed at a position close to a main shaft of a cabin, after the installation is finished, the telescopic rod of the hydraulic cylinder 84 is controlled to retract to drive the clamping frame 86 to reset and detach the impeller, so that the effect of assembling the impeller can be realized, in the process of hoisting the impeller, the windward side of the impeller faces downwards, the influence of external wind on the impeller can be reduced, the impeller is erected to be assembled in the process of assembling, the stability in the lifting process is ensured.
Example 2
On the basis of embodiment 1, as shown in fig. 8 and 9, the device further comprises a tensioning mechanism, the tensioning mechanism comprises a double-shaft motor two 101, a guide rod 102, a sliding rod 1021, a locking bolt 1022, a wire shaft 103, a connecting rope 104 and a wire spool 105, the double-shaft motor two 101 is installed on the left side of the base 1, the wire spools 105 are connected to two output shafts of the double-shaft motor two 101, the front and rear guide rods 102 are connected to the left side of the base 1, the sliding rod 1021 is connected to the guide rod 102 in a sliding mode, the locking bolt 1022 is connected to the guide rod 102 through threads, the locking bolt 1022 can move through threads between the locking bolt 1022 and the guide rod 102, the locking bolt 1022 can abut against the sliding rod 1021 after moving and is used for fixing the sliding rod 1021, the wire shaft 103 is connected between the left sides of the sliding rod 1021, the connecting rope 104 is wound on the two wire spools 105, and the connecting rope 104 bypasses the wire shaft 103 to the bottom of the connecting plate 81.
In the lifting process, the connecting plate 81 moves upwards to pull the connecting rope 104 to move, so that the wire spool 105 rotates, when the connecting plate 81 moves upwards to a proper height, the double-shaft motor II 101 is controlled to operate to drive the wire spool 105 to reversely rotate to retract the connecting rope 104, so that the connecting plate 81 is tightened, the condition that the connecting plate 81 is affected by wind force to swing around in the installation process is avoided, the position of the swing arm 3 can be adjusted in the actual assembly process, after the position of the swing arm 3 is adjusted, the locking bolt 1022 can be loosened, the sliding rod 1021 is pulled to move, the wire spool 103 and the reversing wheel II 62 are approximately located on the same axis, and after the adjustment is finished, the locking bolt 1022 is rotated to fix the sliding rod 1021.
As shown in fig. 10-13, the gravity blending mechanism further comprises a gravity blending mechanism, the gravity blending mechanism comprises an arc-shaped rack two 111, a rotating shaft 112, a transmission gear two 113, a rotating rod 114, a bearing seat 115 and a balancing weight 116, wherein the bottoms of the front side and the rear side of the swinging arm 3 are respectively connected with the arc-shaped rack two 111, the top left side of the base 1 is rotatably connected with the rotating shaft 112, the front side and the rear side of the rotating shaft 112 are respectively connected with the transmission gear two 113, the arc-shaped rack two 111 is meshed with the transmission gear two 113, the swinging arm 3 swings through the arc-shaped rack two 111 to drive the transmission gear two 113 to rotate, the front side and the rear side of the top of the base 1 are respectively connected with the rotating rod 114, the left side of the two rotating rods 114 and the front side and the rear side of the rotating shaft 112 are respectively connected with bevel gears, the bevel gears on the rotating rods 114 are meshed with the bevel gears on the rotating shaft 112, so that the rotating shaft 112 can drive the rotating rods 114 to rotate, the right side of the rotating rod 114 is provided with spiral grooves, the bearing seat 115 is connected between the spiral grooves on the right sides, the top of the bearing seat 115 is provided with the balancing weight 116, the plurality of blocks 116 are mutually stacked, and when the rotating rods 114 rotate, the rotating through the spiral grooves on the supporting seat and can drive the bearing seat 115.
The swing arm 3 can drive arc rack two 111 rotation when taking place to rotate, arc rack two 111 rotation can rub the rotation of drive gear two 113 to drive pivot 112 and bull stick 114 rotation, bull stick 114 is through its upper spiral groove drive supporting seat 115 removal when rotating, supporting seat 115 removes then can drive balancing weight 116 and remove, if swing arm 3 swings down left, then can drive supporting seat 115 and balancing weight 116 remove right, thereby make the counter weight more balanced, if swing arm 3 swings up right, then drive supporting seat 115 and balancing weight 116 remove the reset left, so, just can make whole counter weight more balanced, avoid one side atress too much to lead to lifting device to empty.
As shown in fig. 14, the device further comprises an auxiliary alignment mechanism, the auxiliary alignment mechanism comprises an inner gear ring 121, a driving motor 122 and a driving gear 123, the inner upper portion of the clamping mold 83 is connected with the inner gear ring 121, the driving motor 122 is mounted on the right side of the connecting plate 81, an output shaft of the driving motor 122 penetrates through the connecting plate 81 to be connected with the driving gear 123, and the driving gear 123 is located at a moving track of the inner gear ring 121, so that the inner gear ring 121 and the driving gear 123 are meshed on the clamping mold 83 after the clamping mold 83 is overturned.
When the clamping mold 83 is turned ninety degrees, the inner gear ring 121 on the clamping mold 83 is meshed with the driving gear 123, and at this time, if the installation hole position of the impeller is powerful with the installation hole position on the main shaft, the driving motor 122 can be started to operate to drive the inner gear ring 121 to rotate through the driving gear 123, so that the clamping mold 83 and the impeller are driven to rotate, and the installation hole position on the impeller is aligned with the installation hole position on the main shaft.
The foregoing is merely a preferred embodiment of the present invention and it should be noted that modifications and adaptations to those skilled in the art may be made without departing from the principles of the present invention, which are intended to be comprehended within the scope of the present invention.

Claims (4)

1. The utility model provides a hoist device for fan, including base (1), roating seat (2), swing arm (3), control swing subassembly, wire seat (5) and hoisting subassembly, base (1) top rotation is connected with roating seat (2), roating seat (2) top rotation is connected with swing arm (3), wire seat (5) are installed at roating seat (2) top, install on roating seat (2) and be used for controlling the wobbling control swing subassembly of swing arm (3) and be used for hoisting the hoisting subassembly of impeller, a serial communication port, still include rotating subassembly, fixture and auxiliary upset subassembly, be equipped with on roating seat (2) and be used for carrying out the fixture of centre gripping to impeller with control roating seat (2), be equipped with auxiliary upset subassembly of auxiliary impeller upset on the fixture; the control swinging assembly comprises a first winch (41), a positioning rope (43), a connecting seat (42) and a first reversing wheel (44), wherein the first winch (41) is arranged at the top of the rotating seat (2), two positioning ropes (43) are wound on the first winch (41), the top of the rotating seat (2) is connected with the two connecting seats (42), the two reversing wheels (44) are rotatably connected on the swinging arm (3), and the positioning ropes (43) sequentially bypass the wire seat (5) and the first reversing wheel (44) to be connected with the connecting seat (42); the hoisting assembly comprises a second hoisting machine (61), a second reversing wheel (62) and hoisting ropes (63), the second hoisting machine (61) is arranged in the middle of the top of the rotating seat (2), the second reversing wheel (62) is arranged at the bottom of the telescopic arm, two hoisting ropes (63) are wound on the second hoisting machine (61), and the two hoisting ropes (63) respectively bypass the wire seat (5) and the second reversing wheel (62); the rotating assembly comprises a servo motor (71) and a gear transmission group (72), the servo motor (71) is arranged on the rotating seat (2), and the gear transmission group (72) is connected between the servo motor (71) and the rotating seat (2) so that the servo motor (71) can drive the rotating seat (2) to rotate; the clamping mechanism comprises a connecting plate (81), fan-shaped guide plates (82), a clamping die (83), a hydraulic cylinder (84), a cylinder body (841), a water through pipe (85), a clamping frame (86), a first double-shaft motor (87) and a connecting arm (88), wherein the connecting plate (81) is connected between the end parts of the two hoisting ropes (63), the fan-shaped guide plates (82) are connected to the two sides of the connecting plate (81), the clamping die (83) is movably connected between the fan-shaped guide plates (82) on the two sides, three hydraulic cylinders (84) and the cylinder body (841) are uniformly arranged in the clamping die (83) at intervals along the circumferential direction, the telescopic rod ends of the hydraulic cylinders (84) are provided with pistons, the pistons are positioned in the cylinder body (841) and are connected with the cylinder body (841) in a sliding mode, three cavities are uniformly spaced along the circumferential direction at the lower part of the clamping die (83), the cavities are connected with the clamping frame (86) in a sliding mode, the water through pipe (85) is communicated between the cavities and the cylinder body (841), liquid is filled between the cavities and the first double-shaft motor (87) is arranged on the connecting plate (81), and the output shaft (87) is connected to the end parts of the first double-shaft motor (88) through arm; the auxiliary overturning assembly comprises an arc-shaped rack I (91) and a transmission gear I (92), wherein the arc-shaped rack I (91) is connected to the fan-shaped guide plates (82) on two sides, the transmission gear I (92) is connected to two sides of the clamping die (83), and the arc-shaped rack I (91) is located at the moving track of the transmission gear I (92).
2. The hoisting device for the fan according to claim 1, further comprising a tensioning mechanism, wherein the tensioning mechanism comprises a double-shaft motor II (101), a guide rod (102), sliding rods (1021), locking bolts (1022), a wire shaft (103), connecting ropes (104) and a wire spool (105), the base (1) is provided with the double-shaft motor II (101), the two output shafts of the double-shaft motor II (101) are respectively connected with the wire spool (105), the base (1) is connected with the two guide rods (102), the sliding rods (1021) are connected in the guide rods (102) in a sliding mode, the locking bolts (1022) are used for fixing the sliding rods (1021), the wire shafts (103) are connected between the sliding rods (1021) on the two sides, the connecting ropes (104) are wound on the two wire spools (105), and the connecting ropes (104) are wound around the wire shafts (103) and are connected with the bottoms of the connecting plates (81).
3. The lifting device for the fan according to claim 1, further comprising a gravity blending mechanism, wherein the gravity blending mechanism comprises an arc-shaped rack II (111), a rotating shaft (112), a transmission gear II (113), a rotating rod (114), a bearing seat (115) and a balancing weight (116), wherein the arc-shaped rack II (111) is connected to the bottoms of two sides of the swing arm (3), the rotating shaft (112) is rotatably connected to the top of the base (1), the transmission gear II (113) is connected to the two sides of the rotating shaft (112), the arc-shaped rack II (111) is meshed with the transmission gear II (113), the rotating rod (114) is rotatably connected with the rotating shaft (112), spiral grooves are formed in the rotating rod (114), the bearing seat (115) is connected between the spiral grooves of the two rotating rods (114) through threads, and the plurality of balancing weights (116) are arranged at the top of the bearing seat (115).
4. The hoisting device for the fan according to claim 1, further comprising an auxiliary alignment mechanism, wherein the auxiliary alignment mechanism comprises an inner gear ring (121), a driving motor (122) and a driving gear (123), the inner gear ring (121) is connected to the upper portion in the clamping die (83), the driving motor (122) is mounted on the connecting plate (81), an output shaft of the driving motor (122) penetrates through the connecting plate (81) to be connected with the driving gear (123), and the driving gear (123) is located at a moving track of the inner gear ring (121).
CN202311193406.1A 2023-09-15 2023-09-15 Hoisting device for fan Active CN116924256B (en)

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Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH10101292A (en) * 1996-09-30 1998-04-21 Tsuji Sangyo Kk Deck crane for stevedoring
JP2002167170A (en) * 2000-09-25 2002-06-11 Komatsu Ltd High lift crane vehicle
CN105058052A (en) * 2015-08-28 2015-11-18 中国能源建设集团湖南火电建设有限公司 Method for installation of 3 MW wind generating set
CN113550868A (en) * 2021-09-06 2021-10-26 秦皇岛舒克智控科技有限公司 Auxiliary wind power generation blade rapid loading device
CN114104948A (en) * 2021-11-19 2022-03-01 广东精铟海洋工程股份有限公司 Adjustable fan blade lifting appliance
CN114394535A (en) * 2022-03-28 2022-04-26 南通德众科技发展有限公司 High-safety crane hoisting system and method
CN114873485A (en) * 2021-08-31 2022-08-09 北京三力新能电气设备有限公司 Tower top self-hoisting device and method for wind generating set
CN116163891A (en) * 2022-12-26 2023-05-26 保利长大港航工程有限公司 Floating fan installation method

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH10101292A (en) * 1996-09-30 1998-04-21 Tsuji Sangyo Kk Deck crane for stevedoring
JP2002167170A (en) * 2000-09-25 2002-06-11 Komatsu Ltd High lift crane vehicle
CN105058052A (en) * 2015-08-28 2015-11-18 中国能源建设集团湖南火电建设有限公司 Method for installation of 3 MW wind generating set
CN114873485A (en) * 2021-08-31 2022-08-09 北京三力新能电气设备有限公司 Tower top self-hoisting device and method for wind generating set
CN113550868A (en) * 2021-09-06 2021-10-26 秦皇岛舒克智控科技有限公司 Auxiliary wind power generation blade rapid loading device
CN114104948A (en) * 2021-11-19 2022-03-01 广东精铟海洋工程股份有限公司 Adjustable fan blade lifting appliance
CN114394535A (en) * 2022-03-28 2022-04-26 南通德众科技发展有限公司 High-safety crane hoisting system and method
CN116163891A (en) * 2022-12-26 2023-05-26 保利长大港航工程有限公司 Floating fan installation method

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