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CN-122014511-A - Concrete tower drum, construction method of concrete tower drum and wind driven generator

CN122014511ACN 122014511 ACN122014511 ACN 122014511ACN-122014511-A

Abstract

The application provides a concrete tower, a construction method of the concrete tower and a wind driven generator, and relates to the technical field of concrete towers, comprising a tower column, wherein the tower column is vertically arranged on the ground; the tower column comprises a plurality of hollow telescopic cylinders, the telescopic cylinders are sequentially nested together to form a telescopic structure, sealing sliding fit is formed between adjacent telescopic cylinders, a closed inner cavity is formed in the telescopic structure, liquid is injected into the inner cavity of the tower column along with a water supply device, the tower column can be upwards extended to a preset height under the driving of the inner cavity water pressure, the liquid is water or water solution containing water, after the tower column is upwards extended to the preset height, concrete is pumped into the inner cavity of the tower column by using a concrete pumping device, and the liquid in the inner cavity is discharged, so that the inner cavity of the tower column is filled with the concrete. The concrete tower provided by the application does not need to be hoisted by a large-sized ultrahigh crane during construction, and is simple in construction, short in construction time and lower in cost.

Inventors

  • LIN TAO

Assignees

  • 长沙中金智能装备有限公司

Dates

Publication Date
20260512
Application Date
20260206

Claims (11)

  1. 1. A concrete tower, characterized in that it comprises: The tower column is vertically arranged on the ground and comprises a plurality of hollow telescopic cylinders, the telescopic cylinders are sequentially nested together to form a telescopic structure, a sealed sliding fit is formed between adjacent telescopic cylinders, a sealed inner cavity is formed in the telescopic structure, the bottom structure of the inner cavity is positioned on the telescopic cylinder at the lowest position, the top structure of the inner cavity is positioned on the telescopic cylinder at the uppermost position, and along with the injection of liquid into the inner cavity of the tower column by the water supply device, the tower column can be upwards stretched to a preset height under the driving of the water pressure of the inner cavity, and the liquid is water or water solution containing water; After the tower column is stretched up to a preset height, concrete is pumped into the inner cavity of the tower column by using a concrete pumping device, and liquid in the inner cavity is discharged, so that the inner cavity of the tower column is filled with the concrete.
  2. 2. The concrete tower of claim 1, wherein the concrete enters from the bottom of the cavity when the concrete is pumped into the cavity of the tower using the concrete pumping device, and wherein as the concrete is injected into the cavity, the concrete squeezes the liquid in the cavity such that the liquid in the cavity is forced upwardly out of the cavity under pressure.
  3. 3. The concrete tower of claim 1, wherein the concrete tower comprises a plurality of towers, and a connection structure; the plurality of tower columns are vertically arranged at different positions on the ground; the connecting structure connects the towers together so as to form a structural whole together with the towers.
  4. 4. A concrete tower according to any one of claims 1 to 3, wherein for any two adjacent telescoping cylinders on the tower, the upper telescoping cylinder is inserted into the lower telescoping cylinder.
  5. 5. A concrete tower according to claim 3, wherein the columns are evenly distributed around the circumference of the concrete tower.
  6. 6. A concrete tower according to claim 3, wherein the telescopic cylinders of each tower are distributed in height in unison to form a one-by-one correspondence; the connecting structure comprises a plurality of sub-connecting structures positioned at different heights, and the telescopic cylinders of the tower columns at the same height are connected together by the corresponding sub-connecting structures.
  7. 7. A concrete tower according to claim 3, wherein the connection structure is formed by a plurality of connectors, each connector connecting telescoping cylinders on two different towers.
  8. 8. The construction method of the concrete tower is characterized by comprising the following steps of: The tower column comprises a plurality of hollow telescopic cylinders, wherein the telescopic cylinders are sequentially nested together to form a telescopic structure, sealing sliding fit is formed between adjacent telescopic cylinders, a closed inner cavity is formed in the telescopic structure, the bottom structure of the inner cavity is positioned on the telescopic cylinder at the lowest position, and the top structure of the inner cavity is positioned on the telescopic cylinder at the highest position; Injecting liquid into the inner cavity of each tower column by using a water supply device, and extending each telescopic cylinder upwards under the driving of the inner cavity water pressure of the tower column; connecting all the tower columns together by using a connecting structure, wherein the connecting structure and all the tower columns together form a structural whole; After the tower columns are stretched up to a preset height, concrete is pumped into the inner cavities of the tower columns by using a concrete pumping device, and liquid in the inner cavities is discharged, so that the inner cavities of the tower columns are filled with concrete.
  9. 9. The method of constructing a concrete tower according to claim 8, wherein each of the plurality of telescopic cylinders is sequentially extended upward in the order from top to bottom by the hydraulic pressure of the inner cavity of the tower, and the telescopic cylinders of each of the plurality of tower are simultaneously extended so as to simultaneously extend a set of telescopic cylinders corresponding to the height position each time, and a set of telescopic cylinders to be extended are connected together using a connection structure before each set of telescopic cylinders is extended.
  10. 10. A method of constructing a concrete tower according to any of claims 8 to 9, wherein said connection structure comprises a plurality of connectors, each connector connecting telescoping cylinders on two different towers.
  11. 11. A wind power generator having a concrete tower according to any one of claims 1-7.

Description

Concrete tower drum, construction method of concrete tower drum and wind driven generator Technical Field The application relates to the technical field of concrete towers, in particular to a concrete tower, a concrete tower construction method and a wind driven generator. Background Towers are widely used in production and life, for example, communication towers, transmission line towers, wind turbine towers, and the like. The wind driven generator tower is a core supporting structure of the wind power generation system and plays a key role in lifting the wind wheel and the cabin to the high altitude to capture stronger and more stable wind energy. The existing tower has the problems of complex construction, long construction time and high cost, and needs a large amount of manpower and equipment to perform long-time construction on site. Secondly, a large super-high crane is required for hoisting, and the construction positions of some towers are not suitable for the large super-high crane to enter and use. Disclosure of Invention The application aims to solve the technical problems of the prior art, and provides a concrete tower, a concrete tower construction method and a wind driven generator. A concrete tower, the concrete tower comprising: The tower column is vertically arranged on the ground and comprises a plurality of hollow telescopic cylinders, the telescopic cylinders are sequentially nested together to form a telescopic structure, a sealed sliding fit is formed between adjacent telescopic cylinders, a sealed inner cavity is formed in the telescopic structure, the bottom structure of the inner cavity is positioned on the telescopic cylinder at the lowest position, the top structure of the inner cavity is positioned on the telescopic cylinder at the uppermost position, and along with the injection of liquid into the inner cavity of the tower column by the water supply device, the tower column can be upwards stretched to a preset height under the driving of the water pressure of the inner cavity, and the liquid is water or water solution containing water; After the tower column is stretched up to a preset height, concrete is pumped into the inner cavity of the tower column by using a concrete pumping device, and liquid in the inner cavity is discharged, so that the inner cavity of the tower column is filled with the concrete. Optionally, concrete is pumped into the interior cavity of the tower column using a concrete pumping device, the concrete entering from the bottom of the interior cavity, and as the concrete is injected into the interior cavity, the concrete squeezes the liquid in the interior cavity such that the liquid in the interior cavity is forced upwardly out of the interior cavity under pressure. Optionally, the concrete tower comprises a plurality of towers, and a connecting structure; the plurality of tower columns are vertically arranged at different positions on the ground; the connecting structure connects the towers together so as to form a structural whole together with the towers. Optionally, for any two adjacent telescopic cylinders on the tower, the telescopic cylinder above is inserted into the telescopic cylinder below. Optionally, the columns are evenly distributed around the circumference of the concrete tower. Optionally, the telescopic cylinders of each tower column are distributed uniformly in height so as to form a one-to-one corresponding relationship; the connecting structure comprises a plurality of sub-connecting structures positioned at different heights, and the telescopic cylinders of the tower columns at the same height are connected together by the corresponding sub-connecting structures. Optionally, the connection structure is composed of a plurality of connectors, each of which connects the telescopic cylinders on two different towers. On the other hand, the application also provides a concrete tower construction method, which comprises the following steps: The tower column comprises a plurality of hollow telescopic cylinders, wherein the telescopic cylinders are sequentially nested together to form a telescopic structure, sealing sliding fit is formed between adjacent telescopic cylinders, a closed inner cavity is formed in the telescopic structure, the bottom structure of the inner cavity is positioned on the telescopic cylinder at the lowest position, and the top structure of the inner cavity is positioned on the telescopic cylinder at the highest position; Injecting liquid into the inner cavity of each tower column by using a water supply device, and extending each telescopic cylinder upwards under the driving of the inner cavity water pressure of the tower column; connecting all the tower columns together by using a connecting structure, wherein the connecting structure and all the tower columns together form a structural whole; After the tower columns are stretched up to a preset height, concrete is pumped into the inner cavities of the tower columns