CN111734588B - Modular aluminum alloy internal accessory platform for wind driven generator tower - Google Patents
Modular aluminum alloy internal accessory platform for wind driven generator tower Download PDFInfo
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- CN111734588B CN111734588B CN202010467701.1A CN202010467701A CN111734588B CN 111734588 B CN111734588 B CN 111734588B CN 202010467701 A CN202010467701 A CN 202010467701A CN 111734588 B CN111734588 B CN 111734588B
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- tower
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- 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
- F03D80/00—Details, components or accessories not provided for in groups F03D1/00 - F03D17/00
- F03D80/80—Arrangement of components within nacelles or towers
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- 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
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- 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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- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
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- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Refuge Islands, Traffic Blockers, Or Guard Fence (AREA)
Abstract
The invention discloses a novel modularized aluminum alloy internal accessory platform of a wind driven generator tower, which comprises a frame, wherein the inner wall of the frame is connected with a panel through bolt threads, the upper end of the panel is provided with a through hole, the edge of the through hole is connected with a skirting board through the bolt threads, the lower end of the through hole is connected with a cross beam through the bolt threads, the upper end of the panel is connected with a cover plate through the bolt threads, and the side wall of the panel is connected with a cable through hole through the bolt threads. The whole platform is made of the aluminum alloy material, so that the weight reduction of the whole platform is more than 60%, the purposes of convenient transportation, light assembly and great reduction of labor cost are achieved, the energy-saving and consumption-reducing effects are obvious, the surface of the aluminum alloy material is subjected to anodic oxidation treatment, the corrosion resistance is far higher than that of hot galvanizing treatment of a carbon steel piece, the service life of a product is prolonged, the environmental pollution is reduced, the surface is very attractive, and the consistency of the product is quite good.
Description
Technical Field
The invention relates to the field of an accessory platform in a wind driven generator tower, in particular to a modular aluminum alloy accessory platform for a wind driven generator tower.
Background
The wind power generator is an electric power device which converts wind energy into mechanical work, the mechanical work drives a rotor to rotate, and finally outputs alternating current.
At present, the conventional carbon steel section and the patterned steel plate are adopted for the structural design of the accessory platform in the wind driven generator tower, the structure is very heavy, the production, the processing, the transportation and the assembly are very difficult, especially in the assembly process, because the tower barrel lies horizontally, tools such as a crane cannot be used, the accessory platform can only be carried by manpower, the installation of workers is very difficult, the safety is poor, in addition, the common corrosion prevention process of common carbon steel is hot galvanizing, the environment is not very environment-friendly, in addition, the size of a galvanizing pool is limited, the hot galvanizing of larger parts is difficult to realize, and the cost is higher.
Based on the structure, the invention designs a novel modularized aluminum alloy internal accessory platform of a wind driven generator tower.
Disclosure of Invention
The invention aims to provide a modular aluminum alloy internal accessory platform of a wind driven generator tower frame, which can meet the strength requirement, realize the aim of light weight, save energy, protect environment, have attractive appearance and even reduce the cost by introducing a new material, a new process and a new design mode.
In order to achieve the purpose, the invention adopts the following technical scheme:
the utility model provides an accessory platform in aerogenerator pylon modularization aluminum alloy, includes the frame, there is the panel frame inner wall through bolt threaded connection, the through-hole has been seted up to the panel upper end, there is the baseboard through bolt threaded connection at the through-hole edge, there is the crossbeam through bolt threaded connection at the through-hole lower extreme, there is the apron panel upper end through bolt threaded connection, there is the cable mouth through bolt threaded connection at the panel lateral wall, there is the guardrail through bolt threaded connection at the through-hole upper end, panel lower extreme fixedly connected with tower section of thick bamboo, a plurality of recesses have been seted up to tower section of thick bamboo lateral wall equipartition, and a plurality of recess inner wall all rotates and is connected with the lead screw, install on the lead screw and carry out the supporting mechanism that supports to the platform, install.
Preferably, the supporting mechanism comprises a screw nut which is in threaded connection with the side wall of the screw rod, the side wall of the screw nut is in sliding connection with the inner wall of the groove, the side wall of the screw nut is fixedly connected with an L-shaped rod, one end of the L-shaped rod, far away from the screw nut, of a transverse plate, and the upper end of the transverse plate is fixedly connected with a supporting plate through a damping mechanism.
Preferably, damper includes that the symmetry rotates two connecting rods of connection in the backup pad lower extreme, the spout has been seted up to the diaphragm upper end, spout inner wall fixedly connected with horizontal pole, horizontal pole lateral wall sliding connection has two sliders, and two slider and spout inner wall sliding connection, two pass through spring fixed connection between the slider, two the connecting rod rotates with corresponding slider upper end respectively and is connected.
Preferably, the first driving mechanism comprises a toothed belt, a first annular groove is formed in the inner wall of the tower barrel, the toothed belt is connected with the inner wall of the first annular groove in a sliding mode, the upper ends of the screw rods penetrate through the side wall of the tower barrel and extend into the first annular groove, gears are fixedly connected to the upper ends of the screw rods and meshed with the toothed belt, and a second driving mechanism for driving one of the screw rods to rotate is mounted on the tower barrel.
Preferably, the second driving mechanism comprises a rotating shaft rotatably connected to the inner wall of the first annular groove, one end of the rotating shaft, which is far away from the inner wall of the first annular groove, is fixedly connected with a first bevel gear, the upper end of one of the lead screws penetrates through the side wall of the gear and is fixedly connected with a second bevel gear, and the first bevel gear is in meshed connection with the second bevel gear.
Preferably, the one end that first bevel gear was kept away from to the pivot runs through tower section of thick bamboo lateral wall and fixedly connected with hand wheel, the cover is equipped with the rubber antiskid cover on the hand wheel, install on the hand wheel and carry out spacing stop gear to the rotational position of pivot.
Preferably, stop gear includes the threaded rod of threaded connection at the hand wheel lateral wall, tower section of thick bamboo lateral wall equipartition is seted up a plurality ofly and threaded rod complex thread groove, and is a plurality of thread groove sets up along pivot axis symmetry.
Preferably, a second annular groove is formed in the inner wall of the first annular groove, a circular ring is connected to the inner wall of the second annular groove in a sliding mode, and one side, far away from the inner wall of the second annular groove, of the circular ring is fixedly connected with the side wall of the toothed belt.
Preferably, the cross bar, the sliding block and the connecting rod are all made of high-damping materials.
Preferably, frame, panel, baseboard, crossbeam, apron, cable are crossed mouthful and the guardrail all adopts aluminum alloy material to make, just aluminum alloy material surface is through anodic oxidation treatment.
The invention has the following beneficial effects:
1. the frame, the panel, the skirting board, the cross beam, the cover plate, the cable through opening and the guardrail are all made of aluminum alloy materials, so that the weight reduction of the whole platform is over 60 percent, the purposes of convenient transportation, light and convenient assembly and great reduction of labor cost are achieved, the energy-saving and consumption-reducing effects are obvious, the surface of the aluminum alloy material is subjected to anodic oxidation treatment, the corrosion resistance is far higher than that of hot galvanizing treatment of a carbon steel piece, the service life of a product is prolonged, the environmental pollution is reduced, the surface is very attractive, and the consistency of the product is quite good;
2. the installation device is characterized in that a lead screw, a lead screw nut, an L-shaped rod, a transverse plate and a supporting plate are arranged, the lead screw is rotated to enable the lead screw nut to slide upwards on the side wall of the lead screw nut, the transverse plate is driven to slide upwards through the L-shaped rod, the platform is supported when being installed, and the installation speed of the platform is accelerated;
3. by arranging the sliding chute, the cross rod, the sliding block, the spring and the connecting rod, when the platform is vibrated in high altitude, the platform tends to topple to one side, at the moment, the vibration borne by the platform can be buffered under the action of the supporting plate and the spring, the stability of the platform is ensured, the service life of the platform is further prolonged, and in addition, the platform is supported by the supporting plate, so that the bolt looseness caused by the shaking of the platform can be avoided, and the platform has great potential safety hazards;
4. through setting up hand wheel, threaded rod, thread groove, first actuating mechanism and second actuating mechanism, rotate the hand wheel and drive the lead screw through first actuating mechanism and second actuating mechanism and rotate, when the lead screw rotates and makes backup pad and panel lower extreme laminating, with the threaded rod rather than corresponding thread groove cooperation, carry on spacingly to the turned position of lead screw, avoid leading to the lead screw to rotate because of the vibrations of panel, and then make the backup pad inefficacy to the supporting role of panel.
Drawings
FIG. 1 is a schematic structural view of a modular aluminum alloy interior attachment platform for a wind turbine tower according to the present invention;
FIG. 2 is a schematic perspective view of a platform in a modular aluminum alloy interior attachment platform for a wind turbine tower according to the present invention;
FIG. 3 is a schematic top view of a platform in a modular aluminum alloy interior accessory platform for a wind turbine tower according to the present invention;
FIG. 4 is an enlarged view of the structure at A in FIG. 1;
fig. 5 is an enlarged schematic view of the structure at B in fig. 1.
In the figure: 1 frame, 2 panels, 3 skirting boards, 4 cross beams, 5 cover boards, 6 cable through openings, 7 guardrails, 8 towers, 9 grooves, 10 lead screws, 11 lead screw nuts, 12L-shaped rods, 13 transverse plates, 14 sliding grooves, 15 transverse rods, 16 sliding blocks, 17 springs, 18 connecting rods, 19 supporting plates, 20 first annular grooves, 21 gears, 22 second annular grooves, 23 circular rings, 24 toothed belts, 25 rotating shafts, 26 first bevel gears, 27 second bevel gears, 28 hand wheels, 29 threaded rods and 30 threaded grooves.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
Referring to fig. 1-5, an accessory platform in aerogenerator pylon modularization aluminum alloy, including frame 1, there is panel 2 on the 1 inner wall of frame through bolt threaded connection, the through-hole has been seted up to 2 upper ends of panel, there is baseboard 3 at the through-hole edge through bolt threaded connection, the through-hole lower extreme has crossbeam 4 through bolt threaded connection, there is apron 5 on 2 upper ends of panel through bolt threaded connection, there is cable through-hole 6 on 2 lateral walls of panel through bolt threaded connection, there is guardrail 7 on the through-hole upper end through bolt threaded connection, 2 lower extreme fixedly connected with a tower section of thick bamboo 8 of panel, a plurality of recesses 9 have been seted up to 8 lateral walls equipartitions of a tower section of thick bamboo, and a plurality of recesses 9 inner walls all rotate and are connected with lead screw 10, install the supporting mechanism that supports.
The supporting mechanism comprises a screw nut 11 which is connected to the side wall of the screw rod 10 in a threaded mode, the side wall of the screw nut 11 is connected with the inner wall of the groove 9 in a sliding mode, an L-shaped rod 12 is fixedly connected to the side wall of the screw nut 11, a transverse plate 13 is fixedly connected to one end, far away from the screw nut 11, of the L-shaped rod 12, and a supporting plate 19 is fixedly connected to the upper end of the transverse plate 13 through a damping.
Damper includes that the symmetry rotates two connecting rods 18 of connection at backup pad 19 lower extreme, spout 14 has been seted up to diaphragm 13 upper end, 14 inner wall fixedly connected with horizontal pole 15 of spout, 15 lateral wall sliding connection of horizontal pole has two sliders 16, and two sliders 16 and 14 inner wall sliding connection of spout, through spring 17 fixed connection between two sliders 16, two connecting rods 18 rotate with corresponding slider 16 upper end respectively and are connected, horizontal pole 15, slider 16 and connecting rod 18 all adopt high damping material to make, it is further, high damping material can increase the buffering absorption to the vibrations that receive on the platform, ensure the stability of platform.
First actuating mechanism includes cingulum 24, and first ring channel 20 has been seted up to tower section of thick bamboo 8 inner wall, cingulum 24 and the 20 inner wall sliding connection of first ring channel, and a plurality of lead screw 10 upper ends all run through tower section of thick bamboo 8 lateral wall and extend to in the first ring channel 20, the equal fixedly connected with gear 21 in a plurality of lead screw 10 upper ends, and gear 21 and cingulum 24 meshing are connected, install on the tower section of thick bamboo 8 and drive one of them lead screw 10 pivoted second actuating mechanism.
The second driving mechanism comprises a rotating shaft 25 rotatably connected to the inner wall of the first annular groove 20, a first bevel gear 26 is fixedly connected to one end of the rotating shaft 25 far away from the inner wall of the first annular groove 20, the upper end of one of the lead screws 10 penetrates through the side wall of the gear 21 and is fixedly connected with a second bevel gear 27, and the first bevel gear 26 is in meshed connection with the second bevel gear 27.
One end of the rotating shaft 25, which is far away from the first bevel gear 26, penetrates through the side wall of the tower 8 and is fixedly connected with a hand wheel 28, a rubber anti-slip sleeve is sleeved on the hand wheel 28, and a limiting mechanism for limiting the rotating position of the rotating shaft 25 is installed on the hand wheel 28.
The limiting mechanism comprises a threaded rod 29 in threaded connection with the side wall of the hand wheel 28, a plurality of thread grooves 30 matched with the threaded rod 29 are uniformly formed in the side wall of the tower barrel 8, and the thread grooves 30 are symmetrically arranged along the axis of the rotating shaft 25.
A second annular groove 22 is formed in the inner wall of the first annular groove 20, a circular ring 23 is connected to the inner wall of the second annular groove 22 in a sliding mode, and one side, far away from the inner wall of the second annular groove 22, of the circular ring 23 is fixedly connected with the side wall of the toothed belt 24.
Frame 1, panel 2, baseboard 3, crossbeam 4, apron 5, cable mouth 6 and guardrail 7 all adopt aluminum alloy material to make, it is further, aluminum alloy material adopts the high strength aluminum alloy 6005 trade mark in the 6 series aluminum alloys, and has high strength, advantage with low costs, and aluminum alloy material surface is through anodic oxidation treatment, make the corrosion resistance of platform be higher than the hot-galvanize of carbon steel spare far and handle, not only increase product life, environmental pollution has still been reduced, and the surface is very pleasing to the eye moreover, the product uniformity is fairly good.
In the invention, a hand wheel 28 is rotated to drive a rotating shaft 25 fixedly connected with the side wall of the hand wheel 28 to rotate, so as to drive a first bevel gear 26 fixedly connected with one end of the rotating shaft 25 to rotate, so that the first bevel gear 26 drives a second bevel gear 27 in meshed connection therewith to rotate, so as to drive a screw rod 10 fixedly connected with the lower end of the second bevel gear 27 to rotate, the screw rod 10 rotates to drive a gear 21 fixedly connected with the side wall thereof to rotate, so that the gear 21 drives a toothed belt 24 in meshed connection therewith to slide on the inner wall of a first annular groove 20, so as to drive the toothed belt 24 to drive the gears 21 fixedly connected with the side walls of other screw rods 10 to rotate, so as to drive a plurality of screw rods 10 to rotate synchronously, the plurality of screw rods 10 rotate synchronously to drive a screw nut 11 in threaded connection with the side wall of the screw rod 10 to slide upwards on the side wall thereof, further driving a transverse plate 13 fixedly connected with the upper end of the L-shaped rod 12 to move upwards, further driving a support plate 19 to move upwards until the transverse plate is flush with the upper end of the tower barrel 8, then matching a threaded rod 29 in threaded connection with the side wall of a hand wheel 28 with one of corresponding threaded grooves 30 formed in the side wall of the tower barrel 8, further limiting the rotating position of the screw rod 10, further fixing the height of the support plate 19, then transporting the frame 1, the panel 2, the skirting board 3, the cross beam 4, the cover plate 5, the cable through opening 6 and the guardrail 7 as different modules to the upper part of the tower barrel 8, and fixedly connecting the frame 1, the panel 2, the skirting board 3, the cross beam 4, the cover plate 5, the cable through opening 6 and the guardrail 7 through bolts;
when the platform receives vibrations in the high altitude, the platform can have the trend of toppling over to one side, and at this moment under the effect of backup pad 19 and spring 17, can cushion the vibrations that the platform received, guarantee the stability of platform, and then the life of extension platform.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (4)
1. A modularized aluminum alloy internal accessory platform of a wind driven generator tower comprises a frame (1) and is characterized in that the inner wall of the frame (1) is connected with a panel (2) through bolt threads, the upper end of the panel (2) is provided with a through hole, the edge of the through hole is connected with a skirting board (3) through bolt threads, the lower end of the through hole is connected with a cross beam (4) through bolt threads, the upper end of the panel (2) is connected with a cover plate (5) through bolt threads, the side wall of the panel (2) is connected with a cable through hole (6) through bolt threads, the upper end of the through hole is connected with a guardrail (7) through bolt threads, the lower end of the panel (2) is fixedly connected with a tower cylinder (8), the side wall of the tower cylinder (8) is uniformly provided with a plurality of grooves (9), the inner walls of the grooves (9) are rotatably connected, a first driving mechanism for driving a plurality of lead screws (10) to synchronously rotate is mounted on the tower drum (8); the supporting mechanism comprises a screw nut (11) which is in threaded connection with the side wall of the screw rod (10), the side wall of the screw nut (11) is in sliding connection with the inner wall of the groove (9), an L-shaped rod (12) is fixedly connected with the side wall of the screw nut (11), one end, away from the screw nut (11), of the L-shaped rod (12) is fixedly connected with a transverse plate (13), and the upper end of the transverse plate (13) is fixedly connected with a supporting plate (19) through a damping mechanism;
the first driving mechanism comprises a toothed belt (24), a first annular groove (20) is formed in the inner wall of the tower drum (8), the toothed belt (24) is connected with the inner wall of the first annular groove (20) in a sliding mode, the upper ends of the plurality of lead screws (10) penetrate through the side wall of the tower drum (8) and extend into the first annular groove (20), gears (21) are fixedly connected to the upper ends of the plurality of lead screws (10), the gears (21) are connected with the toothed belt (24) in a meshed mode, and a second driving mechanism for driving one lead screw (10) to rotate is mounted on the tower drum (8);
the second driving mechanism comprises a rotating shaft (25) which is rotatably connected to the inner wall of the first annular groove (20), one end, far away from the inner wall of the first annular groove (20), of the rotating shaft (25) is fixedly connected with a first bevel gear (26), the upper end of one lead screw (10) penetrates through the side wall of the gear (21) and is fixedly connected with a second bevel gear (27), and the first bevel gear (26) is meshed with the second bevel gear (27);
one end, far away from the first bevel gear (26), of the rotating shaft (25) penetrates through the side wall of the tower barrel (8) and is fixedly connected with a hand wheel (28), a rubber anti-skidding sleeve is sleeved on the hand wheel (28), and a limiting mechanism for limiting the rotating position of the rotating shaft (25) is mounted on the hand wheel (28);
the limiting mechanism comprises threaded rods (29) in threaded connection with the side walls of hand wheels (28), a plurality of thread grooves (30) matched with the threaded rods (29) are uniformly distributed in the side walls of the tower drum (8), and the thread grooves (30) are symmetrically arranged along the axis of the rotating shaft (25); second ring channel (22) have been seted up to first ring channel (20) inner wall, second ring channel (22) inner wall sliding connection has ring (23), one side and cingulum (24) lateral wall fixed connection that second ring channel (22) inner wall was kept away from in ring (23).
2. The modular aluminum alloy internal accessory platform for the wind driven generator tower comprises two connecting rods (18) which are symmetrically and rotatably connected to the lower end of a supporting plate (19), a sliding groove (14) is formed in the upper end of a transverse plate (13), a cross rod (15) is fixedly connected to the inner wall of the sliding groove (14), two sliding blocks (16) are slidably connected to the side wall of the cross rod (15), the two sliding blocks (16) are slidably connected to the inner wall of the sliding groove (14), the two sliding blocks (16) are fixedly connected through springs (17), and the two connecting rods (18) are respectively and rotatably connected to the upper ends of the corresponding sliding blocks (16).
3. The aerogenerator tower modular aluminum alloy inside accessory platform of claim 2, characterized in that the cross bars (15), sliders (16) and connecting rods (18) are all made of high damping material.
4. The modular aluminum alloy interior accessory platform of the wind turbine tower frame according to claim 1, wherein the frame (1), the panel (2), the skirting board (3), the cross beam (4), the cover plate (5), the cable through opening (6) and the guardrail (7) are all made of aluminum alloy materials, and the surfaces of the aluminum alloy materials are subjected to anodic oxidation treatment.
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| CN202010467701.1A CN111734588B (en) | 2020-05-28 | 2020-05-28 | Modular aluminum alloy internal accessory platform for wind driven generator tower |
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| CN202010467701.1A CN111734588B (en) | 2020-05-28 | 2020-05-28 | Modular aluminum alloy internal accessory platform for wind driven generator tower |
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| CN111734588B true CN111734588B (en) | 2021-07-02 |
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Address after: 350000 Hongkuan industrial village, Yangxia street, Fuqing City, Fuzhou City, Fujian Province Patentee after: Fen An Aluminum Co.,Ltd. Address before: 350323 Hong Kuan industrial estate, Yangxia street, Fuqing City, Fuzhou, Fujian, China Patentee before: FUJIAN FENAN ALUMINUM Co.,Ltd. |
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