CN205370072U - Variable cross section assistance -localization real -time angle steel - Google Patents

Abstract

The utility model discloses a variable cross section assistance -localization real -time angle steel for the construction of transmission line iron tower, including set up the support angle of lower part steel, with leading role's steel of support angle steel upper portion fixed connection's angle cleat, lower part and angle cleat fixed connection, the inboard angle steel back of the body with support angle steel upper portion in the lower part of angle cleat is connected, the angle steel on angle cleat upper portion is carried on the back and the inboard of leading role's steel lower part being connected, set up a plurality of through -holes on leading role's steel, support angle steel lower part sets up the locating plate. The utility model discloses a variable cross section assistance -localization real -time angle steel makes things convenient for position control, practices thrift construction material.

Description

Variable cross-section auxiliary positioning angle steel

technical field

The utility model relates to a positioning angle steel, which is used for the construction of transmission line iron towers.

Background technique

In the construction of power grid transmission towers, the leading steel of the tower legs must be positioned with high precision in the foundation, including the dimensions of the tower roots in the front, rear and left and right directions, the height difference between the tower legs, the slope of the leading steel in the front, rear and left and right directions, The slope of the main material of the tower must be consistent, etc., and must be accurate. In order to reduce the amount of materials and construction costs, the construction method of the inserted foundation of the leading role steel can be suspended in the foundation column, and the lower end of the leading role steel is not directly connected to the foundation. However, since the suspended main character steel is suspended inside the inclined column formwork, it does not have the conditions for horizontal fixation and support, so it is difficult to control the slope and position of the inserted angle steel.

Utility model content

The technical problem to be solved by the utility model is to provide a variable cross-section auxiliary positioning angle steel, which is convenient for position control and saves construction materials.

In order to solve the problems of the technologies described above, the technical solution adopted by the utility model is:

Variable cross-section auxiliary positioning angle steel, including the supporting angle steel set at the lower part, the connecting angle steel fixedly connected with the upper part of the supporting angle steel, the leading angle steel fixedly connected with the connecting angle steel at the lower part, the inner side of the lower part of the connecting angle steel is connected with the angle steel back of the upper part of the supporting angle steel, and the connecting angle steel The angle steel back of the upper part is connected with the inner side of the lower part of the leading role steel; a plurality of through holes are arranged on the leading role steel; and a positioning plate is arranged at the lower part of the supporting angle steel.

The further improvement of the utility model is that: the angle steel back of the upper part of the supporting angle steel and the connecting part of the connecting angle steel is a rounded corner that fits the inner shape of the connecting angle steel; Fitted rounded corners.

The further improvement of the utility model is that: the upper part of the connecting angle steel is provided with a connecting hole corresponding to the through hole of the leading role steel, and the through hole of the leading role steel and the connecting hole of the connecting angle steel are connected by fixing bolts.

The further improvement of the utility model is that: the backs of the two angle steel limbs of the protagonist steel are respectively provided with an angle steel section perpendicular to the direction of the protagonist steel, and the length of the angle steel section is the same as the width of the angle steel limbs of the protagonist steel.

The further improvement of the utility model is that: the angle steel segments on the two angle steel limbs of the protagonist steel have different horizontal heights.

The further improvement of the utility model is that each angle steel section is connected with the main angle steel through 2 to 4 fixing bolts.

The further improvement of the utility model is that: the positioning plate is a square plate with a threaded hole in the middle, and a group of opposite corners of the positioning plate are respectively set as chamfers.

Owing to adopting above-mentioned technical scheme, the beneficial effect that the utility model produces is:

The utility model provides a variable cross-section auxiliary positioning angle steel, which is convenient for position control and saves construction materials.

The supporting angle steel of the utility model can position the leading steel, provide supporting conditions for the leading steel, and make it stable to be positioned even when suspended inside the formwork of the inclined column. At the same time, the model of the supporting angle steel is small, which saves construction materials and saves the cost of the project.

The connecting angle steel of the utility model can provide conditions for the connection of the supporting angle steel and the leading steel, and adjust the position and state of the leading steel through the position of the fixing bolt.

The positioning plate of the utility model cooperates with the bolts on the foundation, and the angle of the utility model is determined according to the angle of the bolts, thereby determining the slope of the leading steel, and the height of the leading steel is determined by the position of the positioning plate on the bolts, so that it can be accurately Control the position of the protagonist steel.

Description of drawings

Fig. 1 is a structural representation of the utility model;

Fig. 2 is the utility model side view structural representation;

Fig. 3 is a schematic view of the structure of the utility model;

Fig. 4 is a structural schematic diagram of the utility model looking up;

Among them: 1. Lead angle steel, 1-1, angle steel section, 1-2, through hole, 2, connecting angle steel, 3, supporting angle steel, 3-1, positioning plate, 4, fixing bolt.

detailed description

Below in conjunction with accompanying drawing, the utility model is described in further detail:

Variable section auxiliary positioning angle steel, including supporting angle steel 3, connecting angle steel 2 and leading angle steel 1, connecting angle steel 2 adopts L100×10×300 angle steel, supporting angle steel 3 is L70×8 small angle steel; the upper part of supporting angle steel 3 and connecting angle steel 2 are welded on Together, the angle steel back supporting the upper part of the angle steel 3 is shoveled, and the shape is set to the same rounded corner as the inner side of the connecting angle steel 2, and the angle steel back supporting the upper part of the angle steel 3 and the inner side of the connecting angle steel 2 are bonded and welded together.

The upper part of the connecting angle steel 2 is connected with the lower part of the leading role steel 1 by bolts, two rows of through holes 1-2 are arranged on each angle steel leg of the leading role steel 1, and the upper part of the connecting angle steel 2 is provided corresponding to the through holes 1-2 of the lower part of the leading role steel 1. The connection hole, the connection angle steel 2 and the main angle steel 1 pass through the through hole 1-2 and the connection hole through the fixing bolt 4 and are fixed together. The angle steel back connected to the upper part of the angle steel 2 is shoveled back, and the shape is set to the same rounded corner as the inner shape of the protagonist steel 1.

Angle steel sections 1-1 are set on the backs of the two angle steel limbs of the protagonist steel 1 to facilitate the connection and positioning of other components in the tower. The length of the angle steel section 1-1 is the same as the width of the angle steel limbs of the protagonist steel 1. The angle steel section 1- 1 is set vertically with the protagonist steel 1. A through hole corresponding to the through hole 1-2 of the lead steel 1 is provided on the angle steel section 1-1, and the through hole of the angle steel section 1-1 is connected with the through hole 1-2 of the lead steel 1 through a fixing bolt 4. The angle steel section 1-1 adjusts the position of the angle steel section 1-1 by connecting through holes 1-2 at different positions of the main angle steel 1.

When the angle steel section 1-1 is arranged on the lower part of the leading role steel 1, the fixed bolt 4 can connect the leading role steel 1, the angle steel 2 and the angle steel section 1-1, so as to save the consumption of the fixing bolt 4.

The lower part of the support angle steel 3 is provided with a positioning plate 3-1, and the positioning plate 3-1 is a square plate provided with threaded holes in the middle. The inner angles of 3 are opposite, which is convenient to connect and cooperate with the support angle steel 3. The threaded holes of the positioning plate 3-1 cooperate with the basic positioning bolts to adjust the height of the leading role steel 1.

The utility model provides a variable cross-section auxiliary positioning angle steel, which is convenient for position control and saves construction materials.

Claims (7)

1. Variable cross-section auxiliary positioning angle steel, characterized in that it includes the supporting angle steel (3) arranged at the lower part, the connecting angle steel (2) fixedly connected with the upper part of the supporting angle steel (3), and the leading role fixedly connected with the connecting angle steel (2) at the lower part Steel (1), the inner side of the lower part of the connecting angle steel (2) is connected with the angle steel back of the upper part of the supporting angle steel (3), and the angle steel back of the upper part of the connecting angle steel (2) is connected with the inner side of the lower part of the leading role steel (1); the upper part of the leading role steel A plurality of through holes (1-2) are provided; a positioning plate (3-1) is provided at the lower part of the supporting angle steel (3). 2. The variable cross-section auxiliary positioning angle steel according to claim 1, characterized in that: the angle steel back at the connection part between the upper part of the supporting angle steel (3) and the connecting angle steel (2) fits the inner shape of the connecting angle steel (2) Rounded corners; the back of the angle steel connecting the angle steel (2) and the leading role steel (1) is a rounded corner that fits the inner shape of the leading role steel (1). 3. The variable cross-section auxiliary positioning angle steel according to claim 2, characterized in that: the upper part of the connecting angle steel (2) is provided with a connecting hole corresponding to the through hole (1-2) of the leading role steel (1), and the leading role steel (1) ) through holes (1-2) and the connecting holes of the connecting angle steel (2) are connected by fixing bolts (4). 4. The variable cross-section auxiliary positioning angle steel according to claim 2, characterized in that: the backs of the two angle steel limbs of the leading role steel (1) are respectively provided with a section of angle steel section (1-1) perpendicular to the direction of the leading role steel (1), The length of the angle steel segment (1-1) is the same as the width of the angle steel leg of the leading role steel (1). 5. The variable cross-section auxiliary positioning angle steel according to claim 4, characterized in that: the angle steel segments (1-1) on the two angle steel legs of the main angle steel (1) have different horizontal heights. 6. The variable cross-section auxiliary positioning angle steel according to claim 5, characterized in that: each angle steel segment (1-1) is connected to the main angle steel (1) by 2~4 fixing bolts (4). 7. The variable cross-section auxiliary positioning angle steel according to any one of claims 1-6, characterized in that: the positioning plate (3-1) is a square plate with a threaded hole in the middle, and the positioning plate (3-1) is a Group opposite corners are individually chamfered.