CN211143944U

CN211143944U - Tower

Info

Publication number: CN211143944U
Application number: CN201921729519.8U
Authority: CN
Inventors: 刘飞香; 戴存武; 马慧坤; 杨裕泉; 彭黄涛; 唐兵; 刘波; 傅廷睿; 惠梁梁; 刘程; 叶自立; 江峻
Original assignee: China Railway Construction Heavy Industry Group Co Ltd
Current assignee: China Railway Construction Heavy Industry Group Co Ltd
Priority date: 2019-10-15
Filing date: 2019-10-15
Publication date: 2020-07-31
Anticipated expiration: 2029-10-15

Abstract

The utility model discloses a pole tower, establish including mobile jib and cover the at least one deck auxiliary rod in the mobile jib outside, auxiliary rod is the tube-shape, just auxiliary rod with between the mobile jib and adjacent all be equipped with the cover that expands that can fasten both between the auxiliary rod. In the tower provided by the utility model, the main rod is positioned at the middle position, the length is longer, the main rod is used for installing communication or electric power components, and the auxiliary rod is used for improving the overall strength, rigidity and structural stability of the tower; and, through the cover that expands is as the connecting piece, can effectively save material cost, firm in connection, the assembly is simple.

Description

Tower

Technical Field

The utility model relates to a communication and power equipment field especially relate to a shaft tower.

Background

In communication and power systems, towers are often used as support structures, and the towers mainly comprise a tower foundation, a tower body, a tower accessory structure, a lightning rod and the like.

In the tower in the prior art, a tower body generally adopts a cylindrical, conical or polygonal steel pipe barrel structure, the tower body is heavy and not corrosion-resistant, and in order to improve the corrosion-resistant effect, a hot-dip galvanizing process is generally adopted for long-acting corrosion prevention treatment; however, the galvanizing process not only consumes a large amount of coal (or gas) and electricity, resulting in increased cost, but also causes great environmental pollution.

In addition, the tower foundations of the steel-structure towers in the prior art are generally connected through flanges, the occupied area of the foundations is large, and the installation cost is high.

Therefore, how to improve the stability of the tower is a technical problem that needs to be solved by those skilled in the art.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a shaft tower, this shaft tower can effectual improvement self intensity and rigidity, simple to operate, and stability is high.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides a tower, includes that mobile jib and cover establish the at least one deck auxiliary rod in the mobile jib outside, auxiliary rod is the tube-shape, just auxiliary rod with between the mobile jib and adjacent all be equipped with the cover that expands that can fasten both between the auxiliary rod.

Preferably, the main rod is cylindrical, and the cross section of the main rod is circular or polygonal; the sectional shape of the auxiliary rod is matched with that of the main rod.

Preferably, the expansion sleeve comprises an inner ring, an outer ring and a fastener, the inner ring is used for locking the primary rod or the secondary rod which is positioned on the inner side, the outer ring is used for locking the secondary rod which is positioned on the outer side, and the fastener can enable the inner ring and the outer ring to move inwards and outwards respectively in the fastening process.

Preferably, the opposite sides of the inner ring and the outer ring are provided with a fastening surface and an abutting inclined surface, the fastening piece can penetrate through the fastening surface and then fix the inner ring and the outer ring, and the abutting inclined surfaces of the inner ring and the outer ring are mutually abutted to press the main rod or the auxiliary rod.

Preferably, the fastening surface extends in the transverse direction, and the inner ring and the outer ring are both provided with two conical surfaces, and the fastening surface is located between the two conical surfaces.

Preferably, the bottom of the tower is provided with a concrete direct-buried part.

Preferably, the auxiliary rod has at least two layers, and a first layer of auxiliary rod, a second layer of auxiliary rod and an Nth layer of auxiliary rod are sequentially arranged from one side close to the main rod to the other side; the lengths of the first layer auxiliary rod to the Nth layer auxiliary rod are reduced in sequence.

Preferably, the bottom of each layer of the auxiliary rod is flush with the bottom of the main rod.

Preferably, the main rod is processed by adopting a pulling and weaving and winding process, a pulling and weaving process, a winding process and a pulling and weaving process, and the auxiliary rod is processed by adopting a pulling and weaving process, a winding process, a pulling and weaving process, a pulling and winding process and a pulling and weaving process.

Preferably, the main rod and the auxiliary rod are both made of composite materials; the composite material comprises:

A) a polyisocyanate or a mixture of polyisocyanates, wherein the functionality of the isocyanate groups is 2 or more;

B) polyether polyols and polyether polyamines, wherein the functionality of the alcoholic hydroxyl groups and the amino groups is not less than 2;

C) chain extenders and crosslinkers;

D) organic tertiary amines, organic metal compounds and organic dibasic acid catalysts;

E) acid and acyl polymerization inhibitors;

F) fillers, additives or auxiliaries;

G) basalt fibers;

wherein: the weight portion of the components A), B), C), D), E) and F) in the total weight is 20-45, the weight portion of the component G) in the total weight is 55-80, and the total number of the portions is 100.

The utility model provides a pole tower, establish including mobile jib and cover the at least one deck auxiliary rod in the mobile jib outside, auxiliary rod is the tube-shape, just auxiliary rod with between the mobile jib and adjacent all be equipped with the cover that expands that can fasten both between the auxiliary rod. The utility model provides a shaft tower utilizes the cover that expands can effective save material cost as the connecting piece, firm in connection, the assembly is simple.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic structural diagram of a specific embodiment of a tower provided by the present invention;

fig. 2 is a schematic cross-sectional view of a tower provided by the present invention;

fig. 3 is a schematic view of a cross-sectional structure of an expansion sleeve in a tower provided by the present invention;

fig. 4 is a schematic cross-sectional view of an expansion sleeve in a tower provided by the present invention;

wherein: the device comprises a main rod (1), a first layer of auxiliary rods (2), a second layer of auxiliary rods (3), a third layer of auxiliary rods (4), an expansion sleeve (5), an inner ring (5-1), a bolt (5-2), an outer ring (5-3) and a gap (5-4).

Detailed Description

The core of the utility model is to provide a shaft tower, intensity and rigidity, simple to operate of improvement self that this shaft tower can show.

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1 to 4, fig. 1 is a schematic structural diagram of a tower according to an embodiment of the present invention; fig. 2 is a schematic cross-sectional view of a tower provided by the present invention; fig. 3 is a schematic view of a cross-sectional structure of an expansion sleeve in a tower provided by the present invention; fig. 4 is a schematic cross-sectional view of the expansion sleeve in the tower provided by the present invention.

In this embodiment, the tower comprises a main pole 1 and a secondary pole, wherein the main pole 1 is located at the middle position and has a longer length for installing communication or power components, and the secondary pole is used for improving the strength, rigidity and structural stability of the whole tower.

Specifically, the auxiliary rod is sleeved outside the main rod 1, the auxiliary rod is provided with at least one layer, and each layer of auxiliary rod is sequentially sleeved on the outer periphery of the main rod 1; the auxiliary rod is the tube-shape, and all be equipped with the cover 5 that expands that can fasten both between auxiliary rod and the mobile jib 1 and between the adjacent auxiliary rod, and is concrete, when the auxiliary rod only has the one deck, only need to set up between mobile jib 1 and the first floor auxiliary rod 2 cover 5 can, when the auxiliary rod has the multilayer, not only set up the cover 5 that expands between mobile jib 1 and the first floor auxiliary rod 2, all be equipped with the cover 5 that expands between first floor auxiliary rod 2 and second floor auxiliary rod 3 and the N-1 th floor auxiliary rod and the N-th floor auxiliary rod, as shown in fig. 2.

In addition to the above embodiments, the main rod 1 is cylindrical, and the cross section of the main rod 1 is circular or polygonal; the cross section of the auxiliary rod is in accordance with the cross section of the main rod 1; in order to improve the stability of the primary rod 1 and the secondary rod, the cross section of the primary rod 1 and the cross section of the secondary rod may preferably be circular or regular polygonal.

On the basis of the above embodiments, the expansion sleeve 5 comprises an inner ring 5-1, an outer ring 5-3 and a fastening member, the fastening member can be a bolt 5-2, the inner ring 5-1 is used for locking the primary rod 1 or the secondary rod positioned at the inner side, the outer ring 5-3 is used for locking the secondary rod positioned at the outer side, and the fastening member can enable the inner ring 5-1 and the outer ring 5-3 to move inwards and outwards respectively during the fastening process.

Specifically, one side of the inner ring 5-1 opposite to the outer ring 5-3 is provided with a fastening surface and an abutting inclined surface, the fastening piece can penetrate through the fastening surface to fix the inner ring 5-1 and the outer ring 5-3, and the abutting inclined surfaces of the inner ring 5-1 and the outer ring 5-3 are abutted to each other to press the main rod 1 or the auxiliary rod.

Preferably, the fastening surface extends in the transverse direction, and the inner ring 5-1 and the outer ring 5-3 are provided with two conical surfaces between which the fastening surface is located.

Specifically, the inner surface of the inner ring 5-1 is a cylindrical surface, the outer surface is provided with two sections of conical surfaces, the fastening surface of the inner ring 5-1 is positioned between the two sections of conical surfaces, the inner surface of the inner ring 5-1 is provided with two sections of conical surfaces, the outer surface is a cylindrical surface, and the fastening surface of the outer ring 5-3 is positioned between the two sections of conical surfaces; the included angle between the conical surface of the inner ring 5-1 and the axial direction is larger than the included angle between the conical surface of the outer ring 5-3 and the axial direction, and the outer diameter of one side, close to the fastening surface, of the conical surface of the inner ring 5-1 is slightly larger than the inner diameter of one side, close to the fastening surface, of the conical surface of the outer ring 5-3.

On the basis of the above embodiments, the bottom of the tower is provided with a concrete direct-buried part, so that the tower adopts a concrete direct-buried mode, and the installation cost is reduced.

In addition to the above embodiments, the secondary rod has at least two layers, and the first layer secondary rod 2, the second layer secondary rod 3 and the nth layer secondary rod are arranged in sequence from one side close to the primary rod 1 to the other side; the lengths of the first layer auxiliary rod 2 to the Nth layer auxiliary rod are reduced in sequence.

On the basis of each embodiment, the bottom of each layer of auxiliary pole is flush with the bottom of the main pole 1, so that the tower is in a structure with the size gradually reduced from bottom to top, and the stability is high.

In addition to the above embodiments, the primary rod 1 is a primary rod processed by a pultrusion, winding and braiding process, and the secondary rod is a secondary rod processed by a pultrusion, winding, braiding, pultrusion and braiding winding process. Preferably, among the constituent materials of the primary rod 1 and the secondary rod, polyurethane, epoxy resin, unsaturated resin, and phenol resin are preferably used as the matrix, and basalt fiber, glass fiber, carbon fiber, and aramid fiber are preferably used as the reinforcing material.

On the basis of the above embodiments, the main rod 1 and the auxiliary rod are both made of composite materials; the composite material comprises:

a is a polyisocyanate or a mixture of polyisocyanates, wherein the functionality of the isocyanate groups is not less than 2;

b polyether polyol and polyether polyamine, wherein the functionality of alcoholic hydroxyl and amino is more than or equal to 2;

c chain extender and cross linker;

d organic tertiary amines, organic metal compounds and organic dibasic acid catalysts;

acid and acyl polymerization inhibitors E;

f fillers, additives or auxiliaries;

g basalt fiber;

wherein: the mass portion of the component A, B, C, D, E and the component F accounts for 20-45 of the total weight, the mass portion of the component G accounts for 55-80 of the total weight, and the total number of the components is 100.

Specifically, in the composite material, the organic tertiary amine, the organic metal compound and the organic dibasic acid catalyst comprise but are not limited to triethylene diamine, triethylamine, trimethyl benzylamine, dimethyl ethanolamine, morpholine, stannous octoate, dibutyltin dilaurate, organic mercury, copper, lead and iron, adipic acid and azelaic acid; acid and acyl polymerization inhibitors, including but not limited to hydrogen chloride, including benzoyl chloride, adipoyl chloride; fillers, other additives or adjuvants including, but not limited to, cost-reducing fillers, flame-retardant fillers, flame retardants, colorants, antioxidants, and mold release agents; basalt fibers are used as a reinforcing material; chain extenders and crosslinkers, including small molecular diols and polyols, alcamines, low molecular weight aliphatic polyoxyethylene ether polyols, aliphatic amine polyethers, aromatic amine ethers and aromatic diamines.

Specifically, the primary rod 1 and the secondary rod are obtained by reacting the component A, B, C and combining processes of pultrusion, winding, braiding, pulling and winding and the like. Preferably, the mass part of the components A, B, C, D, E and F in the total weight is 26, namely the optimal mass part of the matrix is 26; the component G accounts for 74 parts by weight of the total weight, namely the optimal part by weight of the fiber is 74.

In a specific embodiment, the main rod 1 and the auxiliary rods, and the adjacent auxiliary rods are connected by the expansion sleeves 5; as shown in fig. 1, a first layer of auxiliary rods 2, a second layer of auxiliary rods 3 and subsequent auxiliary rods are connected around a main rod 1 through an expansion sleeve 5, and the sections of the main rod 1 and the auxiliary rods are circular or polygonal as shown in fig. 2; specifically, according to the illustration in fig. 1, the outer wall of the primary rod 1 and the inner wall of the first layer of secondary rods 2, the outer wall of the first layer of secondary rods 2 and the inner wall of the second layer of secondary rods 3, and the outer wall of the second layer of secondary rods 3 and the inner wall of the third layer of secondary rods 4 are connected through expansion sleeves 5 of different types; as shown in fig. 3, the working principle of the expansion sleeve 5 is as follows: the inner ring 5-1 and the outer ring 5-3 of the expansion sleeve 5 are connected through a bolt 5-2, a certain taper is formed between the inner ring 5-1 and the outer ring 5-3, and a gap 5-4 is formed in the integral structure of the inner ring 5-1 and the outer ring 5-3; as shown in fig. 4, the outer ring 5-3 can be expanded outward and the inner ring 5-1 can be clamped inward by tightening the bolts 5-2.

According to the tower provided by the embodiment, the density of the used basalt fiber, glass fiber, carbon fiber and other composite materials is less than one fourth of that of the traditional steel, and through reasonable structural design, the overall weight of the tower can be reduced by 60% -90% compared with that of the traditional metal tower; the service life of the tower can be more than 50% higher than that of the traditional metal tower; the main rod 1 of the tower is formed by adopting processes of braiding, winding, pultrusion, winding, braiding and the like, and has excellent strength and rigidity; the main rod 1 and the auxiliary rod of the tower are connected by the expansion sleeve 5, so that a large amount of material cost can be saved; the tower adopts a concrete direct-buried mode, so that the occupied area is reduced, and the installation cost is reduced; the tower is light and high in strength, the transportation and installation cost is lower, the later-stage anticorrosion maintenance is not needed, and the comprehensive cost is only 50% of the comprehensive cost of the traditional metal tower; the whole pole tower is made of composite materials, so that the loss effect on signal transmission does not exist; moreover, the color of the tower is adjustable, and the environmental friendliness of the line is enhanced.

The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other.

It is right above the utility model provides a shaft tower has carried out detailed introduction. The principles and embodiments of the present invention have been explained herein using specific examples, and the above descriptions of the embodiments are only used to help understand the method and its core ideas of the present invention. It should be noted that, for those skilled in the art, without departing from the principle of the present invention, the present invention can be further modified and modified, and such modifications and modifications also fall within the protection scope of the appended claims.

Claims

1. The utility model provides a tower, its characterized in that establishes including mobile jib (1) and cover the at least one deck auxiliary rod in the mobile jib (1) outside, auxiliary rod is the tube-shape, just auxiliary rod with between mobile jib (1) and adjacent all be equipped with between the auxiliary rod can be with expanding cover (5) of both fastenings.

2. Tower according to claim 1, characterised in that the main rods (1) are cylindrical and the cross section of the main rods (1) is circular or polygonal; the cross-sectional shape of the auxiliary rod is matched with that of the main rod (1).

3. Tower according to claim 1, characterised in that said expansion shell (5) comprises an inner ring (5-1), an outer ring (5-3) and a fastening element, said inner ring (5-1) being intended to lock said primary rod (1) or said secondary rod on the inside and said outer ring (5-3) being intended to lock said secondary rod on the outside, said fastening element enabling said inner ring (5-1) and said outer ring (5-3) to move inwards and outwards, respectively, during the fastening.

4. A tower as claimed in claim 3, characterised in that the opposite sides of said inner ring (5-1) and said outer ring (5-3) are provided with a fastening surface and an abutment slope, said fastening surface being penetrated by said fastening member to fix said inner ring (5-1) and said outer ring (5-3), and the abutment slopes of said inner ring (5-1) and said outer ring (5-3) being in abutment against each other to press said primary rod (1) or said secondary rod.

5. Tower as claimed in claim 4, characterized in that said fastening surfaces extend in the transverse direction, and that said inner ring (5-1) and said outer ring (5-3) are each provided with two conical surfaces, said fastening surfaces being located between said two conical surfaces.

6. Tower as claimed in any of claims 1-5, characterized in that the tower is provided with a concrete direct-burried part at its bottom.

7. Tower as claimed in any one of claims 1 to 5, characterized in that said secondary pole has at least two levels, and in that there are, in order from one side close to said primary pole (1), a first level of secondary poles (2), a second level of secondary poles (3) and an Nth level of secondary poles; the lengths of the first layer auxiliary rod (2) to the Nth layer auxiliary rod are reduced in sequence.

8. Tower as claimed in claim 7, characterized in that the bottom of each layer of said secondary rods is flush with the bottom of said primary rod (1).

9. Tower as claimed in any of the claims 1 to 5, characterized in that said primary rod (1) is a primary rod manufactured by a process of braiding, pultrusion, winding and braiding and said secondary rod is a secondary rod manufactured by a process of pultrusion, winding, braiding, pultrusion and braiding.