CN2777235Y

CN2777235Y - Net work frame structure functional tower for wind-power electric generator

Info

Publication number: CN2777235Y
Application number: CNU2005200205559U
Authority: CN
Inventors: 阚世忠
Original assignee: Individual
Current assignee: Individual
Priority date: 2005-04-06
Filing date: 2005-04-06
Publication date: 2006-05-03
Anticipated expiration: 2015-04-06

Abstract

The utility model relates to a tower frame of a wind power electric generator, which is in a functional-type net-frame structure and belongs to the technical field of wind power generation technical devices. The aims of the utility model are to design a net-frame structure functional-type tower frame of a wind power electric generator for solving the bottleneck problem of inhibiting wind power generation technological development and to realize the favorable completion of hoisting tasks of wind power electric generators without special hoisting cranes. The utility model is composed of a net-frame structure tower frame, an elevator well, a top working platform, a working crane for maintenance, a door-type hanging arm beam fixing seat and a working platform, wherein the elevator well is arranged vertically in the middle of the net-frame structure tower frame; the top working platform and the working crane for maintenance are installed on the top and the sides of the net-frame structure tower frame; the door-type hanging arm beam fixing seat and the working platform are arranged below the top; an assembly of an electric generator chamber and vanes is installed on the top of the tower frame. The utility model is used as a tower frame of a wind power electric generator, has the advantages of low composite cost and easy transportation, and can realize the installation of large wind power electric generators in areas with bad terrain.

Description

Wind-driven generator grid structure function type pylon

Technical field: the utility model relates to a kind of wind-driven generator grid structure function type pylon, belongs to the renewable energy sources technical field of wind power generation.

Background technique: in order to satisfy human requirement to the energy, wind energy is subjected to the generally attention of countries in the world as renewable energy sources, and the wind-power electricity generation industry just develops rapidly in China; Facts have proved that separate unit wind-powered electricity generation acc power is big more, setting height(from bottom) is high more, and its generating efficiency is just high more, and its remarkable in economical benefits increases, so each state is all developing 1.5～5 megawatt wind power generating set unexpectedly mutually; Its pylon height of such large-scale wind electricity machine is more than 80 meters, pylon and head all use heavy big height hoist on-site hoisting, heavy big height hoist is to road, site requirements condition height, the self-value costliness, lifting cost big grade all restricted many megawatts wind-powered electricity generation machine on the hills, the installing and using of area, mountain region, promptly restrict wind-driven generator by land large scale development, also influence effective exploitation of land wind resource.

Summary of the invention: the purpose of this utility model is to design a kind of wind-driven generator grid structure function type pylon, bottleneck problem with the development of the yoke system of solving wind power technology, realize that wind-driven generator does not have the special purpose crane lifting, can solve again and be equipped with other universal attachments and use as the principal arm of hoist and finish the wind-driven generator task of lifting smoothly.

Wind-driven generator grid structure function type pylon, form with work crane, gate-type cantilever Beam fixed base and working platform by grid structure pylon, elevator shaft, top working platform, maintenance, can be used as the top of the grid structure pylon that main hoist principal arm that generator bay and blade combined hanging are put in place uses and side is equipped with the top working platform and safeguards and use work crane, top bottom to be provided with gate-type cantilever Beam fixed base and working platform; The elevator shaft that is made of the self-raising tower crane airframe structure erects in the center of grid structure pylon; The grid structure tower top is equipped with generator bay and blade combination; Wind-driven generator grid structure function type pylon used universal attachment in installation process is made up of gate-type master jib boom Beam, ground elevator locomotive and counterweight,

hawser

10,14,

pulley

11,15,16, self-raising tower crane head; Gate-type master's jib boom Beam is installed on the gate-type cantilever Beam fixed base, the hawser 10 of ground elevator locomotive is through pulley 11,15 and gate-type master jib boom Beam transmission joint, the hawser 14 of ground elevator locomotive is fixedly connected through the top of pulley 16 with gate-type master jib boom Beam, and the self-raising tower crane head is installed in the top of grid structure pylon in installation process; The utility model uses as wind-driven generator tower frame, and can be by finishing the oneself assembling of wind-driven generator with the combination of universal attachment, have that overall cost is low, convenient transportation, can be implemented in beneficial effect, advantage and the characteristics of the installation of bad landform area large-scale wind electricity machine.

Description of drawings:

Fig. 1: the utility model structural front view that contains additional device.

Fig. 2: grid structure pylon, elevator shaft, gate-type cantilever Beam fixed base, maintenance are assembled schematic representation with work crane and gate-type master jib boom Beam with the self-raising tower crane head.

Fig. 3: generator bay, vane group are set up the dress schematic representation jointly.

Fig. 4: cleaning work schematic representation.

Among the figure: 1. grid structure pylon, 2. elevator shaft, 3. top working platform, 4. safeguard and use work crane, 5. gate-type cantilever Beam fixed base, 6. working platform, 7. gate-type master jib boom Beam, 8. ground elevator locomotive, 9. self-raising tower crane head, 10. hawser, 11. pulleys, 12. generator bays, 13. blade combination, 14. hawser, 15. pulleys, 16. pulleys.

Embodiment:

Below in conjunction with accompanying drawing concrete structure of the present utility model and mode of execution are described again once

Concrete structure: as shown in Figure 1: wind-driven generator grid structure function type pylon is made up of with work crane 4, gate-type cantilever Beam fixed base 5 and working platform 6 grid structure pylon 1, elevator shaft 2, top working platform 3, maintenance, the top and the sides that can be used as the grid structure pylon 1 that main hoist principal arm that generator bay 12 and blade combination 13 liftings are put in place uses are equipped with top working platform 3 and safeguard that top bottom is provided with gate-type cantilever Beam fixed base 5 and working platform 6 with work crane 4; The elevator shaft 2 that is made of the self-raising tower crane airframe structure erects in the center of grid structure pylon 1; Grid structure pylon 1 top is equipped with generator bay 12 and blade combination 13; As Fig. 2, Fig. 3 and shown in Figure 4: wind-driven generator grid structure function type pylon used universal attachment in installation process is made up of gate-type lifting cantilever Beam 7, ground elevator locomotive 8 and counterweight,

hawser

10,14,

pulley

11,15,16, self-raising tower crane head 9; Gate-type master's jib boom Beam 7 is installed on the gate-type cantilever Beam fixed base 5, the hawser 10 of ground elevator locomotive 8 is through pulley 11,15 and gate-type master jib boom Beam 7 transmission joint, the hawser 14 of ground elevator locomotive 8 is fixedly connected through the top of pulley 16 with gate-type master jib boom Beam 7, and self-raising tower crane head 9 is installed in the top of grid structure pylon 1 in installation process;

Mode of execution:

1, grid structure pylon 1, gate-type master's jib boom Beam 7, gate-type cantilever Beam fixed base 5 and the maintenance assembling stage (see figure 2) of work crane 4.

The center of grid structure pylon 1 is that grid structure pylon 1 is formed for the load-bearing column jecket in elevator shaft 2, four sides, utilizes the supporting structure of elevator shaft 2 as self-raising tower crane head 9.

The 1st step:

Finish the liter certainly of self-raising tower crane head 9 with the structure of elevator shaft 2, in the process that rises certainly by whole assemblings of highly finishing the grid structure pylon 1 of wind-powered electricity generation machine.

The 2nd step:

With self-raising tower crane head 9 lifting gate-type master jib boom Beam 7, gate-type cantilever Beam fixed base 5, maintenance work crane 4 and working platform 6.

The 3rd step:

Be assembled into main hoist (see figure 1) with hawser 10,14 connection gate-type master jib boom Beam 7 and

pulley

11,15,16 and ground elevator locomotive 8 on it.

The 4th step:

With the main hoist that assembling is finished the self-raising tower crane head 9 that decomposes is put back to ground.2, the erection stage (see figure 3) of generator bay 12, blade combination 13.

The 1st step:

Also fixing with main hoist lifting generator bay 12 to grid structure pylon 1 top.

The 2nd step:

Before with main hoist blade combination 13 being lifted on generator bay 12, fixing, promptly the wind-powered electricity generation unit is in place.

In the hoisting process, ground elevator locomotive 8 control hawsers, 10 lifting generator bays 12 and blade combination 13; And elevator locomotive 8 control hawsers 14 in ground make gate-type master jib boom Beam 7 around gate-type cantilever Beam fixed base 5 left-right rotation.

3, lifting work ending stage (see figure 4)

The 1st step:

Utilize maintenance under grid structure pylon 1 cat head with work crane 4, under the high-lift operation situation, gate-type master jib boom Beam 7 decomposed and send ground back to.

The 2nd step:

Invest the side of grid structure pylon 1 with safeguarding to turn back with work crane 4, the assembling work of wind-powered electricity generation unit is so far finished comprehensively.

Claims

1, a kind of wind-driven generator grid structure function type pylon, form with work crane (4), gate-type cantilever Beam fixed base (5) and working platform (6) by grid structure pylon (1), elevator shaft (2), top working platform (3), maintenance, it is characterized in that: the top and the side that can be used as the grid structure pylon (1) that main hoist principal arm that generator bay (12) and blade combination (13) lifting is put in place uses are equipped with top working platform (3) and safeguard and use work crane (4) that top bottom is provided with gate-type cantilever Beam fixed base (5) and working platform (6).

2, wind-driven generator grid structure function type pylon as claimed in claim 1, it is characterized in that: the elevator shaft (2) that is made of the self-raising tower crane airframe structure erects in the center of grid structure pylon (1).