CN202055600U

CN202055600U - Novel combined type wind power generation tower frame

Info

Publication number: CN202055600U
Application number: CN2011201088882U
Authority: CN
Inventors: 徐国林
Original assignee: JIANGSU TIANLI STEEL STRUCTURE Co Ltd
Current assignee: JIANGSU TIANLI STEEL STRUCTURE Co Ltd
Priority date: 2011-04-14
Filing date: 2011-04-14
Publication date: 2011-11-30
Anticipated expiration: 2021-04-14

Abstract

The utility model provides a novel combined type wind power generation tower frame, which comprises an external frame of a tower and enclosure steel plates. The external frame of the tower is formed by combining a plurality of upright posts and transverse isolating materials, wherein the upright posts comprise steel pipes and concrete pipes, and the concrete pipes are arranged in the steel pipes to form hollow steel pipe concrete columns. As the upright posts comprise the steel pipes and the concrete pipes, the concrete pipes are arranged in the steel pipes to form the hollow steel pipe concrete columns; the use of steel materials is reduced greatly; the production cost is saved; further, the defect that the steel pipes integrally or partially destabilize easily when being compressed or concrete has high compression strength and low tensile strength to easily generate longitudinal and circumferential cracks is overcome; the compression strength of the tower frame can be increased to over 1.7 times; and further, the bearing capacity of the overall structure of the tower frame is greatly improved.

Description

A kind of novel combination type wind-power electricity generation pylon

Technical field

The utility model relates to a kind of pylon, and the pylon in particularly a kind of wind generator system belongs to the technical field of wind power plant.

Background technology

In wind generator system, wind-power generating unit tower is extremely important parts.In the existing at home and abroad wind-power electricity generation pylon structure, following several form of structure is arranged basically: the quadrangle lattice pylon structure that (1) is made up of angle steel, the pylon of this structure is because it makes simple, be convenient to batch production production, cost is low, steel quantity consumption is few, easy transportation and installation have obtained a large amount of application in the wind power generating set in early days, its major defect is an antidetonation, shock resistance is poor, lead to the cat head poor stability of cat ladder up and down, aesthetic appearance is poor, with not harmony mutually of environment, therefore, except in the small-sized wind power generator group, still having the application, seldom use basically; (2) reinforced concrete tube tower structure, no matter the pylon of this structure aspect mechanical property, cost, outward appearance and the safety all is being a kind of more perfect structure, but in recent ten years, because the fast development of wind-power electricity generation, need large batch of wind power generating set and corresponding pylon structure, from the needs of producing in batches, and substituted by the steel cylinder tower structure; (3) steel cylinder tower structure, the pylon of this structure are a kind of forms that adopts in a large number and generally both at home and abroad at present, and its major advantage is that appearance looks elegant is generous, last descending stair is arranged in the cylindrical shell, and security reliability is good, and equipment can be set directly in the cylindrical shell, batch production production in enormous quantities, easy transportation and installation.Its major defect is that steel quantity consumption is big, the cost height.Continuous increase along with the wind power generating set single-machine capacity, what have reaches 5MW, tower height is up to more than the 100m, the diameter of cylindrical shell is increasing, and pipe thickness has reached more than the 40mm, and not only steel quantity consumption is big, and to processing and manufacturing, transportation is installed and is brought great difficulty, and what have must make to on-the-spot, thereby has increased construction costs and construction period greatly.

The utility model content

Technical problem to be solved in the utility model provides that a kind of steel quantity consumption is few, and cost is low, and is simple in structure, and supporting capacity is big, the combination type wind power generation pylon that antidetonation, shock resistance and deformation performance are good.

In order to solve the problems of the technologies described above, a kind of novel combination type wind-power electricity generation of the utility model pylon, the outside framework that comprises tower, go along with sb. to guard him steel plate, the outside framework of described tower is combined by many root posts and tabula material, wherein, described column comprises steel pipe, concrete pipe, and described concrete pipe is arranged on the hollow steel pipe concrete post that forms in the described steel pipe.

Above-mentioned a kind of novel combination type wind-power electricity generation pylon, wherein, what the outside framework of described tower comprised the center hangs the thing post, and the described thing post that hangs is arranged on described tower center, and described hanging between thing post and the corresponding described column is provided with connector.

Above-mentioned a kind of novel combination type wind-power electricity generation pylon, wherein, the outside framework of described tower is the octagon that is combined into by many root posts and tabula material.

The utility model can be realized following beneficial effect:

1, because described column comprises steel pipe, concrete pipe, described concrete pipe is arranged on and forms hollow steel pipe concrete post in the described steel pipe, significantly reduced the use of steel, easy integral body or local buckling when having saved cost of production and having overcome the steel pipe pressurized, or concrete compressive strength height then, tensile strength is low, is easy to generate vertically and the shortcoming in hoop crack, the compressive strength of pylon can be brought up to more than 1.7 times and has improved the integrally-built supporting capacity of pylon greatly.

2, hang the thing post because the outside framework of described tower comprises, described hanging between thing post and the corresponding described column is provided with connector, makes the connection between the framework of tower stable more firm, thereby, improved the resistance to overturning of pylon; And in the use, the transportation of material and the installation maintenance of equipment have been made things convenient for.

3, because the octagon that the outside framework of described tower is combined into by many root posts and tabula material, this structure is appearance looks elegant not only, and last descending stair is safe and reliable, and good stability.

Description of drawings

Fig. 1 is a structural representation of the present utility model.

Fig. 2 is the structural representation of the utility model column.

The specific embodiment

The utility model is described in further detail below in conjunction with accompanying drawing.

As shown in the figure, in order to solve the problems of the technologies described above, a kind of novel combination type wind-power electricity generation of the utility model pylon comprises the outside framework 1 of tower, goes along with sb. to guard him steel plate 2, goes along with sb. to guard him steel plate 2 is fixed on tower by welding or other modes outside framework periphery.The outside framework 1 of described tower is combined by many root posts 11 and tabula material 12, adjacent upright posts 11 is by the tabula material 12 fixing polygons that form, the outside framework 1 of tower can also can be octagon for pentagon, hexagon, in the present embodiment, the outside framework 1 of preferred tower is an octagon, this structure is appearance looks elegant not only, and last descending stair is safe and reliable, and good stability.Above-mentioned column 11 comprises steel pipe 111, concrete pipe 112, described concrete pipe 112 is fixedly installed on and forms hollow steel pipe concrete post in the described steel pipe 111, because described column comprises steel pipe 111, concrete pipe 112, described concrete pipe 112 is arranged on and forms hollow steel pipe concrete post in the described steel pipe 111, significantly reduced the use of steel, easy integral body or local buckling when having saved cost of production and having overcome the steel pipe pressurized, or concrete compressive strength height then, tensile strength is low, be easy to generate vertically and the shortcoming in hoop crack, the compressive strength of pylon can be brought up to more than 1.7 times and improved the integrally-built supporting capacity of pylon greatly.

Further improvement as the technical program, the outside framework 1 of described tower comprises and hangs thing post 13, the described thing post 13 that hangs is arranged on described tower frame center, described hanging between thing post 13 and the corresponding described column 11 is equipped with connector 14, hang the thing post and also can adopt the concrete-filled steel tubular hollow pipe, because comprising, the outside framework 1 of described tower hangs thing post 13, described hanging between thing post 13 and the corresponding described column 11 is provided with connector 14, make the connection between the outside framework 1 of tower more firm, thereby, improved the resistance to overturning of pylon; And in the use, made things convenient for the transportation of material and the maintenance of equipment to install.The utility model process proves up to the dynamic test result of the transmission line of electricity concrete-filled steel tubular hollow combined column of 175m: this structural seismic performance is far superior to steel work, and comparable traditional steel purlin structure is saved steel 30% to more than 50% with the tube tower structure.

In sum, the utility model is appearance looks elegant not only, last descending stair is safe and reliable, and simple in structure, and steel quantity consumption is low, but factory makes, easy transportation and installation reduce construction costs greatly, shorten the construction period, applicable to big-and-middle-sized wind power generating set, can be designed to as required up to the ultra-large type wind power generating set more than the 100m.

Those of ordinary skill in the art will be appreciated that, above embodiment is used for illustrating the purpose of this utility model, and be not with opposing qualification of the present utility model, as long as in essential scope of the present utility model, all will drop in the scope of claim of the present utility model variation, the modification of the above embodiment.

Claims

1. novel combination type wind-power electricity generation pylon comprises the outside framework of tower, goes along with sb. to guard him steel plate, the outside framework of described tower is combined by many root posts and tabula material, it is characterized in that described column comprises steel pipe, concrete pipe, described concrete pipe is arranged on and forms hollow steel pipe concrete post in the described steel pipe.

2. a kind of according to claim 1 novel combination type wind-power electricity generation pylon is characterized in that, the outside framework of described tower comprises and hang the thing post, and the described thing post that hangs is arranged on described tower frame center, and described hanging between thing post and the corresponding described column established connector.

3. a kind of as claimed in claim 1 or 2 novel combination type wind-power electricity generation pylon is characterized in that, the octagon that the outside framework of described tower is combined into by many root posts and tabula material.