Corrugated steel structure wind tower

Abstract

The utility model provides a wind tower with a corrugated steel structure, which is arranged outside a shaft ring of a vertical shaft and comprises a wind tower main body and a wind tower cap arranged at the upper end of the wind tower main body, the wind tower body comprises a connecting foundation, a plurality of tower columns vertically arranged on the connecting foundation and a corrugated steel shell fixed to the tower columns. The wind tower cap is conical and is fixedly arranged at the top ends of the tower columns; the corrugated steel shell continuously extends to the upper middle portions of the tower columns along the lower ends of the tower columns, and an air opening is reserved between the wind tower cap and the upper edge of the corrugated steel shell. According to the corrugated steel wind tower, the occupied area of the wind tower can be reduced, the construction speed is increased, the influence of the wind tower on the surrounding environment in the construction and working process is reduced, the ventilation efficiency of the wind tower is improved, and energy consumption is reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of tunnel wind towers, in particular to a corrugated steel structure wind tower. Background Art

[0002] In recent years, with the in-depth advancement of infrastructure construction, tunnels have become longer and longer, with larger cross-sections, and tunnel operation ventilation technology has also been continuously developing in the direction of length and size. The purpose of tunnel ventilation is to ensure the air quality in the tunnel and meet the requirements of vehicle emissions, fire smoke control, and personnel safety.

[0003] Tunnel ventilation methods are mainly divided into three types: natural ventilation, mechanical ventilation and mixed ventilation. According to the length, cross-section, vehicle type, etc. of the tunnel, an operational ventilation method that combines one or more ventilation methods is usually adopted. my country has built mining tunnels with a length of more than 5 km, and most of them adopt a combined ventilation method of "ventilation shaft supply and exhaust + jet fan". The ventilation shaft supply and exhaust system generally includes ventilation shafts, fan rooms, connecting air ducts, and ground wind towers.

[0004] The site selection of wind towers in long and large tunnels that use supply and exhaust ventilation generally needs to be determined in combination with topography, geology, environment, etc. Above-ground buildings such as wind towers should be easy to construct and conducive to exhaust gas discharge and the introduction of fresh air. Existing typical tunnel above-ground wind towers are made of concrete or brick-concrete structures. They occupy a large area and have a long construction period. The above-ground structures have a great impact on the surrounding environment and also increase construction costs. Therefore, how to reduce the area occupied by the above-ground structures of wind towers to reduce the impact on the surrounding environment, reduce construction costs, and speed up construction progress has become a technical problem that technicians in this field urgently need to solve. Summary of the invention

[0005] The utility model provides a corrugated steel structure wind tower to overcome the problems of a traditional wind tower having a great impact on the surrounding environment, a long construction period and high construction cost.

[0006] In order to achieve the above purpose, the technical solution proposed by the utility model is:

[0007] A corrugated steel wind tower is arranged outside a shaft ring, and the corrugated steel wind tower comprises a wind tower body and a wind tower cap arranged at the upper end of the wind tower body;

[0008] The wind tower body comprises a connection foundation, a plurality of tower columns vertically arranged on the connection foundation, and a corrugated steel shell fixed on the tower columns;

[0009] The wind tower cap is conical and fixedly arranged on the top of a plurality of tower columns;

[0010] The corrugated steel shell continuously extends along the lower ends of the plurality of tower columns to the middle and upper parts of the plurality of tower columns, and an air outlet is reserved between the wind tower cap and the upper edge of the corrugated steel shell.

[0011] Furthermore, the corrugated steel shell is a hexagonal prism structure, which is composed of multiple flat corrugated steel plates; the connection foundation includes six groups of tower column connecting seats, on which a tower column is vertically fixed respectively, and the tower column is an angle steel column; the tower column connecting seat is fixed to the open hole lining body by anchor bolts, and the open hole lining body is located in the shaft ring.

[0012] Furthermore, both sides of each surface of the corrugated steel shell are overlapped with the angle steel column and then bolted.

[0013] Furthermore, the corrugated steel shell is a cylindrical structure, which is composed of multiple pieces of arc-shaped corrugated steel plates; the connecting foundation is a circular ring base, and the tower column is vertically fixed on the circular ring base, and the tower column is a round steel column; the circular ring base is fixed to the open hole lining body by anchor bolts, and the open hole lining body is located in the shaft ring.

[0014] Furthermore, the corrugated steel shell is a double-layer structure, and the two layers of the corrugated steel shell are respectively attached to the inner and outer sides of the round steel column.

[0015] Furthermore, the corrugated steel shell is attached to the round steel column and fixedly connected to the tower column through a plurality of binding clamps.

[0016] Furthermore, the cross-section of the open hole lining body is an inverted "L" or "T" shape, and the locking mouth at the upper part is located outside the opening of the shaft ring; the open hole lining body includes lining steel bars and embedded connecting parts, the anchor bolts are welded to the embedded connecting parts, and the anchor bolts, embedded connecting parts and lining steel bars are cast as one.

[0017] Furthermore, the waveforms of the plane corrugated steel plate and the arc-shaped corrugated steel plate are in the form of sinusoidal waves, triangular waves, trapezoidal waves or right-angle waves.

[0018] Furthermore, the outside of the air outlet is covered with a protective net, and the outside of the corrugated steel structure wind tower is provided with an isolation fence.

[0019] Furthermore, the wind tower cap includes a cap frame and a multi-stage cap ring and a cap tip arranged on the cap frame, and the multi-stage cap rings are arranged at intervals to form an air outlet of the wind tower cap.

[0020] Compared with the prior art, the beneficial effects of the utility model are:

[0021] 1. The embodiment of the utility model adopts a corrugated steel shell as the main structural material of the wind tower. Compared with the traditional concrete or brick-concrete structure wind tower, it has the advantages of light weight, high strength, corrosion resistance, earthquake resistance, wind resistance, etc., which can reduce the footprint of the wind tower, reduce the impact of the wind tower on the surrounding environment during construction and operation, improve the ventilation efficiency of the wind tower, and save energy consumption; the embodiment of the utility model adopts a connection foundation to connect a plurality of tower columns, and the plurality of tower columns are connected to the corrugated steel shell through shell bolts or clamps, which can simplify the structure of the wind tower, reduce the number of structural parts, and reduce the weight of the structure. At the same time, it is also convenient for the transportation and assembly of the wind tower, and improves the construction efficiency;

[0022] 2. The connection foundation of the embodiment of the utility model is fixed to the open hole lining body by anchor bolts, which can enhance the overall stability and reliability of the wind tower, avoid the tilting and deformation of the wind tower, and also facilitate the installation and disassembly of the wind tower, shorten the construction period and reduce the construction cost.

[0023] 3. The embodiment of the utility model adopts a conical wind tower cap, which is set at the top of several tower columns, which can effectively guide the wind flow, increase the wind speed at the air outlet, and improve the air quality in the tunnel. At the same time, it can also prevent foreign objects such as rainwater and snowflakes from entering the wind tower, protecting the equipment and pipelines in the wind tower. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] Figure 1 This is a schematic structural diagram of a corrugated steel wind tower according to Embodiment 1 of the present invention;

[0025] Figure 2 This is a schematic diagram of the connection between the connection foundation and the corrugated steel shell in Example 1 of the utility model;

[0026] Figure 3 This is a schematic diagram of the connection between the foundation and the open hole lining body in Example 1 of the utility model;

[0027] Figure 4 This is a schematic diagram of the connection between the corrugated steel shell and the tower column in Example 1 of the utility model;

[0028] Figure 5 It is a schematic diagram of the selection of the arc-shaped corrugated steel plate of the utility model.

[0029] In the figure, 1-wind tower cap, 2-protective net, 3-corrugated steel shell, 4-open hole lining, 5-vertical shaft ring, 6-isolation fence, 7-anchor bolt, 8-shell bolt, 9-tower column connecting base, 10-tower column. DETAILED DESCRIPTION

[0030] In order to facilitate the understanding of the present invention, the present invention will be described more comprehensively with reference to the relevant drawings. The drawings provide preferred embodiments of the present invention. However, the present invention can be implemented in many different forms and is not limited to the embodiments described herein. On the contrary, the purpose of providing these embodiments is to make the disclosure of the present invention more thoroughly and comprehensively understood.

[0031] In the description of this patent, it should be understood that the terms "center", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", etc., indicating the orientation or position relationship, are based on the orientation or position relationship shown in the drawings, and are only for the convenience of describing this patent and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on this patent.

[0032] In the description of this patent, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "connected", "connected", and "set" should be understood in a broad sense, for example, it can be fixedly connected or set, or it can be detachably connected or set, or connected or set in one piece. For ordinary technicians in this field, the specific meanings of the above terms in this patent can be understood according to specific circumstances.

[0033] Embodiment 1:

[0034] See also Figure 1 The present embodiment provides a corrugated steel structure wind tower, which is arranged outside the shaft ring 5 and is used for tunnel ventilation; the corrugated steel structure wind tower includes a wind tower body and a wind tower cap 1 arranged at the upper end of the wind tower body.

[0035] See also Figure 2 The main body of the wind tower includes a connection foundation, six tower columns 10 vertically arranged on the connection foundation, and a corrugated steel shell 3 wrapped and fixed on the outside of the tower column; the connection foundation includes six tower column connection seats 9, and six tower columns 10 of angle steel structure are vertically fixed on the six tower column connection seats 9, and the angle steel included angle of each tower column 10 is 120°; a plurality of bolt connection holes are arranged on the tower column connection seat 9, and the tower column connection seat 9 is fixed to the open hole lining body 4 by the anchor bolts 7 penetrated in the bolt connection holes, and the open hole lining body 4 is located in the shaft ring 5; the cross-section of the open hole lining body 4 is an inverted "L" shape, and the lock mouth at the upper part thereof is located outside the hole of the shaft ring 5; the open hole lining body includes lining steel bars and embedded connectors, and the anchor bolts 7 are welded to the embedded connectors and cast integrally with the lining steel bars, such as Figure 3 shown.

[0036] The corrugated steel shell 3 is a hexagonal prism structure, which is composed of six corrugated steel unit plates. Each corrugated steel unit is composed of a corrugated steel plate and surrounding connecting flanges. The waveform of the corrugated steel plate is a sinusoidal wave form, and the direction of the corrugation line is perpendicular to the extension direction of the tower column 10. It should be noted that in other embodiments, the corrugated steel shell 3 can also be composed of multiple corrugated steel plates that are stacked peak to valley and then bolted together; Figure 4 As shown, the corrugated steel shell 3 is attached to the outside of the tower column and is connected to the tower column 10 of the angle steel structure through a number of longitudinally arranged shell bolts 8; the corrugated steel shell 3 extends continuously along the lower ends of the six tower columns 10 to the middle and upper parts of the six tower columns 10, and an air outlet is left between the wind tower cap 1 and the upper edge of the corrugated steel shell 3. In this embodiment, the air outlet is covered with a protective net 2 to prevent birds, small animals or other debris from entering the equipment and pipelines in the wind tower. It should be noted that in other embodiments, the air outlet can also be open.

[0037] See also Figure 1 The wind tower cap 1 is conical and fixedly arranged at the top of six tower columns 10, and is fixed to the tower columns 10 of six angle steel structures through tower column connecting flanges (not shown in the figure); the wind tower cap 1 includes a cap frame (not shown in the figure) and a multi-stage cap ring and a cap tip arranged on the cap frame. The multi-stage cap rings are arranged at intervals to form a wind tower cap air outlet, which can effectively guide the wind flow, increase the wind speed of the air outlet, and improve the air quality in the tunnel. At the same time, it can also prevent foreign objects such as rainwater and snowflakes from entering the wind tower, and protect the equipment and pipelines in the wind tower.

[0038] See also Figure 1 In this embodiment, a fence 6 is arranged outside the corrugated steel structure wind tower, and is arranged outside the corrugated steel structure wind tower in an embracing manner to prevent people or animals from approaching the wind tower and causing safety hazards.

[0039] The embodiment of the utility model adopts a corrugated steel shell as the main structural material of the wind tower. Compared with the traditional concrete or brick-concrete structure, it has the advantages of light weight, high strength, corrosion resistance, earthquake resistance, wind resistance, etc., which can reduce the footprint of the wind tower, reduce the impact of the wind tower on the surrounding environment during construction and work, improve the ventilation efficiency of the wind tower, and save energy consumption. The embodiment of the utility model adopts a connection foundation to connect a plurality of tower columns, and the plurality of tower columns are connected to the corrugated steel shell through the shell bolts, which can simplify the structure of the wind tower, reduce the number of structural parts, reduce the weight of the structure, and also facilitate the transportation and assembly of the wind tower, and improve the construction efficiency. The connection foundation of the embodiment of the utility model is fixed with the open hole lining body by anchor bolts, which can enhance the overall stability and reliability of the wind tower, avoid the tilt and deformation of the wind tower, and also facilitate the installation and disassembly of the wind tower, shorten the construction period, and reduce the construction cost. The embodiment of the utility model adopts a conical wind tower cap, which is arranged at the top of a plurality of tower columns, which can effectively guide the wind flow, increase the wind speed of the wind outlet, improve the air quality in the tunnel, and also prevent foreign objects such as rainwater and snow from entering the wind tower, and protect the equipment and pipelines in the wind tower. The embodiment of the utility model is provided with an isolation fence to prevent people or animals from approaching the wind tower and causing safety hazards.

[0040] Embodiment 2:

[0041] This embodiment is a corrugated steel structure wind tower, which is arranged outside the shaft ring and is used for tunnel ventilation; the corrugated steel structure wind tower includes a wind tower body and a wind tower cap arranged at the upper end of the wind tower body.

[0042] The main body of the wind tower includes a connection foundation, four tower columns vertically arranged on the connection foundation, and a corrugated steel shell wrapped and fixed on the outside of the tower columns. The connection foundation is a tower column connection seat with a circular ring structure, on which four round steels are vertically fixed; a number of bolt connection holes are arranged in a ring on the tower column connection seat, and the tower column connection seat is fixed to the open hole lining body by anchor bolts fixed in the bolt connection holes, and the open hole lining body is located outside the shaft ring. The cross-section of the open hole lining body is "T" shaped, and the lock mouth at the top is located outside the hole of the shaft ring; the open hole lining body includes lining steel bars and embedded connectors, and the anchor bolts are welded to the embedded connectors and then cast together with the lining steel bars.

[0043] The corrugated steel shell includes a plurality of arc-shaped corrugated steel plates which are stacked in peaks and valleys and connected in sequence. The direction of the corrugation lines of the arc-shaped corrugated steel plates is parallel to the extension direction of the tower column, and the waveform of the corrugated steel plates is in the form of a sine wave. In this embodiment, the corrugated steel shell is a double-layer structure, and the two layers of corrugated steel shells are respectively attached to the inner and outer sides of the round steel column. Specifically, the corrugated steel shell is attached to the inner and outer sides of the tower column and is connected to the tower column through a plurality of binding clamps. In order to further increase the strength, stability and fire resistance of the corrugated steel shell, a foamed flame retardant can be filled in the gap between the two layers of corrugated steel shells. The corrugated steel shell extends continuously along the lower ends of the four tower columns to the middle and upper parts of the four tower columns, and an air outlet is left between the wind tower cap and the upper edge of the corrugated steel shell.

[0044] The wind tower cap is conical in shape and is fixed on the top of the four tower columns. It is fixed to the four round steel bars through the tower column connecting flange. The wind tower cap can effectively guide the wind flow, increase the wind speed at the air outlet, and improve the air quality in the tunnel. At the same time, it can also prevent foreign objects such as rain and snow from entering the wind tower, and protect the equipment and pipelines in the wind tower.

[0045] A fence is installed outside the corrugated steel wind tower to prevent people or animals from approaching the wind tower and causing safety hazards.

[0046] See also Figure 5 In other embodiments, the waveform of the corrugated steel plate may also be a triangular wave form, a trapezoidal wave form or a right-angle wave form.

[0047] For ordinary technicians in this technical field, several improvements and modifications can be made without departing from the principles of the present invention, and these improvements and modifications should also be regarded as within the protection scope of the present invention.

Claims

1. A corrugated steel wind tower, arranged outside the shaft, characterized in that: The corrugated steel wind tower comprises a wind tower body and a wind tower cap arranged at the upper end of the wind tower body; The wind tower body comprises a connection foundation, a plurality of tower columns vertically arranged on the connection foundation, and a corrugated steel shell fixed on the tower columns; The wind tower cap is conical and fixedly arranged on the top of a plurality of tower columns; The corrugated steel shell continuously extends along the lower ends of the plurality of tower columns to the middle and upper parts of the plurality of tower columns, and an air outlet is reserved between the wind tower cap and the upper edge of the corrugated steel shell.

2. The corrugated steel wind tower according to claim 1, characterized in that: The corrugated steel shell is a hexagonal prism structure, which is composed of multiple flat corrugated steel plates; the connection foundation includes six groups of tower column connecting seats, on which a tower column is vertically fixed respectively, and the tower column is an angle steel column; the tower column connecting seat is fixed to the open hole lining body by anchor bolts, and the open hole lining body is located in the shaft ring.

3. The corrugated steel wind tower according to claim 2, characterized in that: Both sides of each face of the corrugated steel shell are overlapped with the angle steel columns and then bolted.

4. The corrugated steel wind tower according to claim 1, characterized in that: The corrugated steel shell is a cylindrical structure, which is composed of multiple arc-shaped corrugated steel plates; the connecting foundation is a circular ring base, on which a tower column is vertically fixed, and the tower column is a round steel column; the circular ring base is fixed to the open hole lining body by anchor bolts, and the open hole lining body is located in the shaft ring.

5. The corrugated steel structure wind tower according to claim 4, characterized in that: The corrugated steel shell is a double-layer structure, and the two layers of corrugated steel shell are respectively attached to the inner and outer sides of the round steel column.

6. The corrugated steel structure wind tower according to claim 4, characterized in that: The corrugated steel shell is attached to the round steel column and is fixedly connected to the tower column through a plurality of binding clamps.

7. The corrugated steel wind tower according to claim 2 or 4, characterized in that: The cross-section of the open hole lining body is an inverted "L" or "T" shape, and the lock mouth at the top is located outside the hole of the shaft ring; the open hole lining body includes lining steel bars and embedded connecting parts, the anchor bolts are welded to the embedded connecting parts, and the anchor bolts, embedded connecting parts and lining steel bars are cast as one.

8. The corrugated steel structure wind tower according to claim 2, characterized in that: The waveform of the plane corrugated steel plate is a sinusoidal wave form, a triangular wave form, a trapezoidal wave form or a right-angle wave form.

9. The corrugated steel structure wind tower according to claim 1, characterized in that: The outside of the air outlet is covered with a protective net, and the outside of the corrugated steel structure wind tower is provided with an isolation fence.

10. The corrugated steel wind tower according to claim 1, characterized in that: The wind tower cap comprises a cap frame and a multi-stage cap ring and a cap tip arranged on the cap frame, and the multi-stage cap rings are arranged at intervals to form an air outlet of the wind tower cap.

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