CN217480957U - Vestibule type iron tower truss structure - Google Patents

Abstract

The utility model discloses a corridor type iron tower truss structure, which comprises a tower and a truss; the towers are arranged on the same straight line at intervals; two adjacent towers are connected through a truss; the towers at two ends are respectively provided with a first extension trestle and a second extension trestle along the linear extension direction, and the first extension trestle and the second extension trestle are of truss structures; the truss is a square tube truss. According to the technical scheme, the weight of the tower frame manufacturing, transporting and installing section is controlled within 1t, and the length size is controlled to be less than or equal to 12 m; the towers are connected by square pipe trusses, and steel grating plates are laid on the upper chords of the trusses to form the trestle, so that the transportation difficulty and the installation difficulty are reduced, and the trestle is simple in structure and convenient to install.

Description

Vestibule type iron tower truss structure

Technical Field

The utility model relates to a steel construction bridge technical field, more specifically relates to a vestibule formula iron tower truss structure.

Background

At present, the rapid development of the construction of domestic airports is accompanied by the obvious problems of the maintenance and installation of airport equipment, and particularly, the problem of inconvenience in the maintenance and repair of an airport runway approach lighting system in the domestic high-altitude airport is solved. Used approach light iron tower in airport is single iron tower independent stay at present, and maintenance personal need climb to the iron tower top layer and maintain the inspection, and the maintenance inspection is accomplished the back and is gone down to ground from the iron tower top again, then carries out the same operation to second iron tower again, and all approach light iron towers of maintenance inspection are accomplished to, so the operation leads to maintenance personal's inefficiency, the danger degree is high. Therefore, I have researched and developed a vestibule type iron tower truss structure, maintenance inspection personnel only need from the lamp area end of the approaching that has the iron tower climb onto vestibule iron tower truss and maintain the operation, greatly reduced maintenance inspection personnel's the probability of being in danger of working, make the construction more high-efficient, safe.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a new technical scheme of vestibule formula iron tower truss structure.

According to a first aspect of the utility model, a corridor type iron tower truss structure is provided, which comprises a tower and a truss; the towers are arranged on the same straight line at intervals; two adjacent towers are connected through a truss; the tower frames positioned at the two ends are respectively provided with a first extension trestle and a second extension trestle along the linear extension direction, and the first extension trestle and the second extension trestle are truss structures; the truss is a square tube truss.

Optionally, the truss upper chord is provided with a trestle bridge deck, and the trestle bridge deck is a steel grating plate.

Optionally, the heights of the towers are respectively between 5 and 52 m.

Optionally, the span between two adjacent towers is between 50 and 65m respectively.

Optionally, the span between two adjacent towers is 60m or 52.5 m.

Optionally, the length of the first extension trestle is 12-18 m; the length of the second extension trestle is 10-16 m.

Optionally, the total length of the truss between the towers is 460-500 m.

Optionally, the total length of the truss between the towers is 480 m.

Optionally, the truss cross-sectional dimensions include trusses of 2.5x2.5m and 2.5x3.0 m.

Optionally, the tower is formed by connecting steel pipes, and the steel pipes are connected with each other through flanges and U-shaped plates.

According to the utility model discloses an embodiment has following beneficial effect:

the utility model provides a vestibule formula iron tower truss structure, simple structure can choose the pylon of different models for use according to the topography of difference, and every pylon and truss weight all control simultaneously in the certain limit, and it is more convenient to transport, and the installation degree of difficulty also reduces thereupon.

Other features of the present invention and advantages thereof will become apparent from the following detailed description of exemplary embodiments of the invention, which proceeds with reference to the accompanying drawings.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of the specification, illustrate embodiments of the invention and together with the description, serve to explain the principles of the invention.

Fig. 1 is a schematic view of a corridor type iron tower truss structure provided according to an embodiment;

fig. 2 is a schematic view of a guardrail of a corridor type iron tower truss structure provided according to an embodiment;

fig. 3 is an installation schematic diagram of a corridor-type iron tower truss structure provided according to an embodiment;

fig. 4 is a schematic view of connection between steel pipes of a corridor type iron tower truss structure provided according to an embodiment through flanges and U-shaped plates.

The figures are labeled as follows:

1-tower, 2-truss, 3-crane, 4-guardrail, 5-flange, 6-U-shaped plate.

Detailed Description

Various exemplary embodiments of the present invention will now be described in detail with reference to the accompanying drawings. It should be noted that: unless specifically stated otherwise, the relative arrangement of the components and steps, the numerical expressions, and numerical values set forth in these embodiments do not limit the scope of the present invention.

The following description of at least one exemplary embodiment is merely illustrative in nature and is in no way intended to limit the invention, its application, or uses.

Techniques, methods, and apparatus known to those of ordinary skill in the relevant art may not be discussed in detail but are intended to be part of the specification where appropriate.

In all examples shown and discussed herein, any particular value should be construed as merely illustrative, and not limiting. Thus, other examples of the exemplary embodiments may have different values.

Example (b):

the corridor type iron tower truss structure provided by the embodiment adopts an iron tower and trestle scheme, and specifically comprises a tower 1 and a truss 2, wherein the truss 2 is hung to an installation position by a crane 3 and is installed on the tower 1; in the design of the embodiment, 9 towers 1 are arranged, and 9 towers 1 are arranged at intervals on the same straight line; two adjacent towers 1 are connected through a square pipe truss 2, a steel grating plate is laid on the upper chord of the truss to form a trestle, specifically, a trestle bridge floor is arranged on the upper chord of the truss, the trestle bridge floor is a steel grating plate, and guardrails 4 are arranged on the steel grating plate to prevent pedestrians from falling; the height of the tower frames 1 is between 5 and 52m, the lowest tower frame 1 in the scheme is 5m high, the highest tower frame 1 in the scheme is 52m high, the tower frames with different heights are selected according to different terrain heights, and finally the upper ends of the 9 tower frames 1 are basically located on the same straight line. The span between two adjacent towers 1 is respectively between 50-65 m, in the embodiment, the main span of the truss 2 is 60m and 52.5m, the section size of the truss is mainly 2.5x2.5m, and the size of a local area is 2.5x3.0 m.

The towers at two ends are respectively provided with a first extension trestle and a second extension trestle along the linear extension direction, and the first extension trestle and the second extension trestle are of truss structures;

specifically, the landing stage is extended by 16.25m on one side of the last row of approach lights far away from the airport runway in combination with the mounting requirements of airport meteorological equipment; in order to facilitate the maintainers to step on the trestle, the first row of approach lamps are arranged on one side close to the airport runway, and the trestle is extended by 13.75 m; the total length of the trestle is 480 m.

The length of the first extension trestle is 12-18 m; the length of the second extension trestle is 10-16 m.

According to a further aspect of the above solution, the total length of the truss 2 between the towers 1 is 460-500 m.

According to a further aspect of the above solution, the total length of the truss 2 between the towers 1 is 480 m.

According to a further aspect of the present invention, the truss 2 cross-sectional dimensions include 2.5 × 2.5m truss and 2.5 × 3.0m truss, and the two truss 2 cross-sectional dimensions are suitable for different node strength requirements.

According to the scheme, the tower frame 1 is formed by connecting steel pipes, and the steel pipes are connected through flanges 5 and U-shaped plates 6.

To sum up the utility model provides a vestibule formula iron tower truss structure, simple structure can choose the pylon of different models for use according to the topography of difference, and every pylon and truss weight all control simultaneously in the certain limit, and it is more convenient to transport, and the installation degree of difficulty also reduces thereupon.

The steel structure trestle part of this embodiment, the on-the-spot equipment, on-the-spot hoist and mount, the combination member tonnage is big, the member is long, the member location is difficult, the on-the-spot installation is easy to make mistakes, the measurement control degree of difficulty is big, construction organization and coordination are this engineering focus.

The counter measures are as follows:

1. the deepening design adopts TEKLA X-Steel software to carry out integral modeling. And when the three-dimensional model is completely established, numbering and marking intersecting lines on the whole engineering component. Thereby greatly reducing the numbering and marking time of the components and reducing the errors of manual numbering and the accuracy of intersecting lines. And after the component is processed, writing the component number at the component eye-catching position, and submitting a component approach plan according to the field installation condition. After the component enters the field, the serial number of the component entering the field is checked according to a deepening drawing, and all errors are solved before installation.

2. Select 3 models of reasonable crane, arrange position, installation time, guarantee going on smoothly of steel construction. The trestle of the embodiment is vertically and integrally installed by adopting two 50-ton truck cranes for symmetrical construction. The effective construction coverage area of the truck crane is enough, and the vertical installation capability can be fully exerted.

3. The steel column of the tower is hoisted in sections, and the upper and lower joints of the steel members are connected through flanges.

To sum up, the utility model provides a vestibule formula iron tower truss structure simple structure can choose the pylon of different models for use according to the topography of difference, does not have individual pylon and truss weight to all control in the certain limit simultaneously, and it is more convenient to transport, and the installation degree of difficulty also reduces thereupon.

Although some specific embodiments of the present invention have been described in detail by way of example, it should be understood by those skilled in the art that the above examples are for illustration only and are not intended to limit the scope of the invention. It will be appreciated by those skilled in the art that modifications may be made to the above embodiments without departing from the scope and spirit of the invention. The scope of the invention is defined by the appended claims.

Claims (10)

1. The utility model provides a vestibule formula iron tower truss structure which characterized in that includes:

a tower and a truss;

the towers are arranged on the same straight line at intervals;

two adjacent towers are connected through a truss;

the towers at two ends are respectively provided with a first extension trestle and a second extension trestle along the linear extension direction, and the first extension trestle and the second extension trestle are of truss structures;

the truss is a square tube truss.

2. The corridor type iron tower truss structure according to claim 1, wherein:

the truss upper chord is provided with the landing stage bridge floor, the landing stage bridge floor is steel grating board.

3. The corridor type iron tower truss structure according to claim 1, wherein:

the heights of the towers are respectively between 5 and 52 m.

4. The corridor type iron tower truss structure according to claim 1, wherein:

the span between two adjacent towers is between 50 and 65m respectively.

5. The corridor type iron tower truss structure according to claim 1, wherein:

the span between two adjacent towers is 60m or 52.5 m.

6. The corridor iron tower truss structure according to claim 1,

the length of the first extension trestle is 12-18 m; the length of the second extension trestle is 10-16 m.

7. The corridor iron tower truss structure according to claim 4 or 5,

the total length of the truss among the towers is 460-500 m.

8. The corridor iron tower truss structure according to claim 7,

the total length of the truss between the towers is 480 m.

9. The corridor iron tower truss structure according to claim 7,

the truss cross-sectional dimensions include trusses of 2.5x2.5m and 2.5x3.0 m.

10. The corridor iron tower truss structure according to claim 1,

the tower is formed by connecting steel pipes, and the steel pipes are connected with U-shaped plates through flanges.

Images