CN209261322U - A kind of indirect dry cooling tower X-type rod structure - Google Patents

Abstract

The utility model provides an X-shaped column structure of an indirect air-cooling tower, which relates to the technical field of building construction, and solves the problem that a large-scale scaffolding support system needs to be erected during the construction of an X-shaped column of a reinforced concrete structure in the prior art, resulting in a large amount of work and difficult construction. The construction period is long, the project cost is high, and there are many materials used. The project cost is high and due to the need to adopt a scaffolding support system, the support stiffness is relatively small, and the frame is easy to deform, which is not conducive to the control of the geometric size of the upper structure, and the scaffolding system rods and nodes Many, poor integrity, easy structural instability, and poor safety. The device includes the first column structure and the second column structure arranged in an "X" shape. The first column structure and the second column structure both include steel members and The concrete component arranged outside the steel component is connected with the concrete component through the first connecting piece. The utility model is used to improve the safety of the X-shaped column structure of the indirect air cooling tower and reduce the engineering cost.

Description

An X-shaped column structure of an indirect air cooling tower

technical field

The utility model relates to the technical field of building construction, in particular to an X-shaped column structure of an indirect air cooling tower.

Background technique

The indirect indirect air-cooling tower of a thermal power plant is a large-scale towering structure with complex structure, long construction period and high construction risk. X-shaped columns are used to support the upper wall and need to bear all the loads of the upper structure.

The existing X-shaped column structure adopts reinforced concrete X-shaped column, and the applicant finds that there are at least the following technical problems in the prior art:

1. Reinforced concrete structure X-shaped column requires a large-scale scaffolding support system during construction, which requires a large amount of work, long preparation work, long construction period and high project cost;

2. The X-shaped column of reinforced concrete structure has a large cross-section, uses more materials, and the project cost is high;

3. Due to the need to adopt a scaffolding support system, the support rigidity is relatively small, and the frame body is easy to deform, which is not conducive to the control of the geometric size of the upper structure. In addition, the scaffolding system has many rods and nodes, and the integrity is poor. The structure is prone to instability and safety accidents. Poor sex.

Utility model content

The purpose of this utility model is to provide an indirect air-cooling tower X-shaped column structure, to solve the existing technology existing in the reinforced concrete structure X-shaped column construction needs to set up a large-scale scaffolding support system, the amount of work is large, the preparation work is long, The construction period is long, the project cost is high, and the cross-section is large, the materials used are more, the project cost is high, and due to the need for a scaffold support system, the support rigidity is relatively small, and the frame is easy to deform, which is not conducive to the control of the geometric size of the upper structure, and the scaffold There are many rods and nodes in the system, the integrity is poor, the structure is prone to instability, safety accidents, and technical problems of poor safety. The many technical effects that can be produced by the preferred technical solutions among the many technical solutions provided by the utility model are described in detail below.

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

An X-shaped column structure of an indirect air cooling tower provided by the utility model includes a first column structure and a second column structure arranged in an "X" shape, and both the first column structure and the second column structure include steel members and a concrete member arranged outside the steel member, the steel member and the concrete member are connected through a first connecting piece.

Preferably, the shaped steel member includes a first shaped steel and a second shaped steel, and the first shaped steel and the second shaped steel are intersected.

Preferably, both the first steel shape and the second steel shape are "H" steel shape, and the first steel shape and the second steel shape are vertically arranged.

Preferably, the inside of the first column structure and the second column structure both include a number of longitudinal stressed steel bars arranged between the steel member and the concrete member, and a number of longitudinal stressed steel bars arranged side stirrups, and the stirrups are arranged on one side close to the concrete member.

Preferably, it further includes a first support assembly and a second support assembly respectively arranged at angles to the first column structure and the second column structure.

Preferably, both the first support assembly and the second support assembly include a support pier fixed to the ground, and a support body fixed on the support pier, one end of the support body is fixed to the support On the pier, the other end of the supporting body is fixed on the center of the column structure.

Preferably, a cup foundation is also included, and the shaped steel members of the first column structure and the second column structure are respectively inserted and embedded in their corresponding cup foundations.

Preferably, the bottom of the shaped steel member is provided with a column foot, and the column foot is embedded in the cup foundation through the second connecting piece.

Preferably, the second connecting member is an anchor bolt.

Preferably, the first connecting member is an anchor bolt.

The utility model provides an indirect air-cooling tower X-shaped column structure, which greatly reduces the dependence on the scaffolding support system, reduces the amount of scaffolding, has high safety, and effectively shortens the construction period. The X-shaped column of the steel concrete structure is used for Supporting the upper cylinder wall, the section steel skeleton can be used as the supporting skeleton of itself and the upper structure. The support rigidity is large, and the geometric size is easy to control. At the same time, the cross section of the X-shaped column will be reduced compared with the reinforced concrete cross section, and the concrete and steel will be reduced. To reduce the project cost, the section steel skeleton can be manufactured in a factory, which is convenient for modular construction, and the concrete on the outside of the section steel and the concrete on the upper wall structure can be constructed simultaneously, shortening the construction period.

Description of drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention or the prior art, the following will briefly introduce the accompanying drawings that need to be used in the description of the embodiments or the prior art. Obviously, the accompanying drawings in the following description These are only some embodiments of the utility model, and those skilled in the art can also obtain other drawings based on these drawings without creative work.

Fig. 1 is a structural schematic diagram of an embodiment of an indirect air cooling tower X-shaped column structure of the utility model;

Fig. 2 is a side view structural schematic diagram of Fig. 1;

Fig. 3 is a schematic cross-sectional structural diagram at A-A in Fig. 2 .

In the figure: 1. Stirrups; 2. Anchor bolts; 3. Longitudinal stressed steel bars; 4. Concrete members; 5. Steel members; 6. Tension bars; 7. Anchor bolts; pier; 10, cup foundation; 11, first column structure; 12, second column structure; 13, column foot; 51, first section steel; 52, second section steel.

Detailed ways

In order to make the purpose, technical solution and advantages of the utility model clearer, the technical solution of the utility model will be described in detail below. Apparently, the described embodiments are only some of the embodiments of the present invention, not all of them. Based on the embodiments of the present utility model, all other implementations obtained by persons of ordinary skill in the art without making creative efforts belong to the protection scope of the present utility model.

The utility model provides an X-shaped column structure of an indirect air cooling tower. Figure 1 is a schematic structural diagram of this embodiment, as shown in Figure 1, including a first column structure 11 and a second column structure 12 arranged in an "X" shape , the first column structure 11 and the second column structure 12 both include a steel member 5 and a concrete member 4 arranged outside the steel member 5, the steel member 5 and the concrete member 4 are connected by a first connecting piece, and the first connecting piece should have It has sufficient strength and can reliably bear the internal force transmitted from one component to another. It is simple in structure, easy to use, and has a certain anchoring length, such as anchor bars, anchor bolts, etc. Among them, as a preferred embodiment, in this embodiment, the first connecting piece is an anchor bolt 2, at least one anchor bolt 2 is arranged, and is evenly distributed at the joint between the steel member 5 and the concrete member 4, and the anchor bolt 2 has excellent The anti-bending, shearing and tensile functions are the optimal solution for connecting the steel member 5 and the concrete member 4.

By setting the X-shaped column structure of this indirect air cooling tower, the dependence on the scaffolding support system is greatly reduced, the amount of scaffolding is reduced, the safety is high, and the construction period is effectively shortened. The X-shaped column of steel concrete structure is used to support the upper wall. , The steel skeleton can be used as the supporting skeleton of itself and the upper structure. The supporting rigidity is large, and the geometric size is easy to control. At the same time, the cross section of the X-shaped column will be reduced compared with the reinforced concrete cross section, and the concrete and steel will be reduced, thereby reducing the project cost.

As an optional embodiment, the shaped steel member 5 includes a first shaped steel 51 and a second shaped steel 52, the first shaped steel 51 and the second shaped steel 52 are intersected, and by using the first shaped steel 51 and the second shaped steel 52, a shaped steel skeleton is used as As part of the support system of the upper structure, it reduces the dependence on the scaffolding system, improves the lateral support stiffness, improves the accuracy and structural safety of the columns and upper structure dimensions; the support system is transferred from the scaffolding system to the steel skeleton support system, reducing engineering cost and improve construction safety. The steel skeleton can be manufactured in a factory, which improves the quality of the production and speeds up the construction progress. The concrete on the outer side of the section steel and the concrete on the upper wall structure can be constructed simultaneously, shortening the construction period.

Wherein, the first section steel 51 and the second section steel 52 are both "H" section steel, and the first section steel 51 and the second section steel 52 are vertically arranged, and the intersection point is located at the center of the first section steel 51 and the second section steel 52, and the section steel skeleton can be used as A part of the X-shaped column is integrated with the outer reinforced concrete, which greatly improves the bearing capacity and durability of the X-shaped column. The steel-concrete X-shaped column with the same bearing capacity can reduce the section of the column body, reduce the steel content, and reduce the construction cost.

By optimizing the cross-section and structure of the X-shaped column, the performance of related materials can be brought into full play, so as to reduce the weight of the structure, reduce the amount of materials used, and reduce the construction cost. It no longer depends on the large-scale scaffolding support system that is prone to safety and quality problems, which improves the safety of construction. By rationally connecting the construction procedures, the construction period is optimized and the project cost is reduced.

As an optional embodiment, FIG. 3 is a cross-sectional view of the first column structure 11 and the second column structure 12. As shown in FIG. 3, the inside of the first column structure 11 and the second column structure 12 also includes A number of longitudinally stressed steel bars 3 between the concrete member 4 and a stirrup 1 arranged on one side of the longitudinally stressed steel bar 3, the stirrup 1 is arranged on the side close to the concrete member 4, and the stirrup 1 adopts a closed rectangular stirrup , which is used to connect the longitudinally stressed steel bars and the concrete in the compression zone to make them work together. The stirrup 1 is set to meet the shear strength of the oblique section. It also includes tie bars 6, specifically, the tie bars 6 are arranged around the second shaped steel 52, used to improve the integrity of the longitudinally stressed steel bars 3 arranged on one side of the second shaped steel 52, and play a role for several longitudinally stressed steel bars 3. The role of the knot makes the overall structure more stable.

As an optional embodiment, FIG. 2 is a schematic side view of the structure of FIG. 1, as shown in FIG. The two supporting components are respectively used to support the first column structure 11 and the second column structure 12, thereby enhancing the stability of the overall structure.

Wherein, the first support assembly and the second support assembly include a support pier 9 fixed on the ground, and a support body 8 fixed on the support pier 9, one end of the support body 8 is fixed on the support pier 9, and the support body The other end of 8 is fixed on the center of the column structure, wherein, the support body 8 adopts a steel pipe, and by fixing one end of the steel pipe at the center of the first column structure 11 and the second column structure 12, the steel pipe can be welded with the section steel, or by Other connection methods are fixed on the column structure to ensure stability.

As an optional embodiment, a cup foundation 10 is also included, and the steel members 5 of the first column structure 11 and the second column structure 12 are respectively inserted and embedded in the corresponding cup foundations 10 .

Specifically, the bottom of the shaped steel member 5 is provided with a column foot 13, and the column foot 13 is embedded in the cup foundation 10 through a second connecting piece, and the second connecting piece is used to fix the shaped steel member 5 of the column structure in the poured foundation , in the actual construction process, an appropriate connector can be selected according to actual production needs. In this embodiment, as a preferred implementation mode, the second connector is selected as the anchor bolt 7 .

The above is only a specific embodiment of the present utility model, but the scope of protection of the present utility model is not limited thereto. Anyone familiar with the technical field can easily think of changes or changes within the technical scope disclosed by the utility model Replacement should be covered within the protection scope of the present utility model. Therefore, the protection scope of the present utility model should be based on the protection scope of the claims.

Claims (10)

1. a kind of indirect dry cooling tower X-type rod structure, it is characterised in that: including the first rod structure and the second column in the setting of " X " type Structure, first rod structure and second rod structure include Steel section member and are set to mixed on the outside of the Steel section member Solidifying soil component, the Steel section member are connect with the concrete component by the first connector.

2. indirect dry cooling tower X-type rod structure according to claim 1, it is characterised in that: the Steel section member includes first Fashioned iron and the second fashioned iron, first fashioned iron and second fashioned iron are arranged in a crossed manner.

3. indirect dry cooling tower X-type rod structure according to claim 2, it is characterised in that: first fashioned iron and described the Two fashioned iron are " H " fashioned iron, and first fashioned iron is vertically arranged with second fashioned iron.

4. indirect dry cooling tower X-type rod structure according to claim 1 to 3, it is characterised in that: first rod structure Inside with second rod structure includes several longitudinal directions being set between the Steel section member and the concrete component Steel bar stress and the stirrup for being set to the Reinforcement side, the stirrup are disposed in proximity to the concrete structure The side of part.

5. indirect dry cooling tower X-type rod structure according to claim 4, it is characterised in that: further include and the first column knot The first support component and the second support component that structure and second rod structure are arranged at angle respectively.

6. indirect dry cooling tower X-type rod structure according to claim 5, it is characterised in that: first support component and institute Stating the second support component includes being fixed on the support buttress on ground, and be fixed on the supporter supported on buttress, institute The one end for stating supporter is fixed on the support buttress, and the other end of the supporter is fixed on the center of rod structure.

7. indirect dry cooling tower X-type rod structure according to claim 1, it is characterised in that: it further include rim of a cup basis, described the The Steel section member of one rod structure and second rod structure is inserted into respectively and is mounted in the rim of a cup basis corresponding to it.

8. indirect dry cooling tower X-type rod structure according to claim 7, it is characterised in that: the bottom of the Steel section member is set There is suspension column, the suspension column is by the second connector build-in in the rim of a cup basis.

9. indirect dry cooling tower X-type rod structure according to claim 8, it is characterised in that: second connector is lower margin Bolt.

10. indirect dry cooling tower X-type rod structure according to claim 1, it is characterised in that: first connector is anchor Bolt.