A steel tube tower cross arm structure that is easy to install quickly

Abstract

The utility model relates to the technical field of steel pipe towers, and specifically to a steel pipe tower cross arm structure that is easy to install quickly; the utility model comprises a steel pipe tower cross arm structure that is easy to install quickly, comprising a steel pipe tower, a group of mounting seats are welded on the left and right sides of the steel pipe tower, a group of slide grooves are opened on the front and rear sides of the inner side walls of the mounting seats, the top of the slide groove is penetrated by a flared groove, the flared groove is tapered in a larger upper part and smaller lower part, a group of first fixing holes are opened on the front and rear sides of the mounting seat, and the first fixing holes are connected with the slide grooves; when the cross arm is lifted and connected with the mounting seat on the outer side of the steel pipe tower, the inner threaded sleeve on the outer side of the cross arm can be easily slid into the slide groove through the tapered flared groove with a larger upper part and a smaller lower part, and then the second bolt is passed through the first fixing hole and is screwed with the inner threaded sleeve, so that the preliminary connection between the mounting seat and the cross arm can be quickly completed, thereby improving the installation efficiency of the cross arm.

Description

Technical Field

[0001] The utility model relates to the technical field of steel tube towers, in particular to a cross arm structure of a steel tube tower which is easy to install quickly. Background Art

[0002] The steel tube tower is a lattice tower composed of steel tubes as the main components and steel tubes or steel sections as the other components. The cross arm is installed horizontally on the steel tube tower to support overhead wires. The existing cross arms of the steel tube tower mainly consist of main pipes and branch pipes. The main pipes are used for fixed connection with the steel tube tower, and the branch pipes are used for fixed connection with the main pipes.

[0003] During the installation of the existing crossarms of steel tube towers, lifting equipment is generally used to align the mounting holes on the crossarm structure with the mounting holes of the steel tube tower mounting parts, and then bolts are used to fasten the connection. In the actual installation process, it is found that the existing installation technology will have difficulties in docking the mounting holes during operation, which will increase the installation time of the crossarms. In view of the above situation, technical innovation is carried out on the basis of the existing crossarm structure of steel tube towers. Utility Model Content

[0004] The utility model aims to provide a steel tube tower cross arm structure which is easy to install quickly, so as to solve the problems raised in the above-mentioned background technology.

[0005] To achieve the above purpose, the utility model provides the following technical solution: a steel tube tower cross arm structure that is easy to install quickly, comprising:

[0006] A steel pipe tower, a group of mounting seats are welded on both the left and right sides of the steel pipe tower, a group of slide grooves are opened on both the front and rear sides of the inner side wall of the mounting seat, a flared groove is opened through the top of the slide groove, and the flared groove is designed in a tapered shape with a larger top and a smaller bottom. A group of first fixing holes are opened on both the front and rear sides of the mounting seat, and the first fixing holes are connected to the slide grooves. Two groups of second fixing holes are evenly opened on the front side of the mounting seat, wherein:

[0007] A cross arm is arranged inside the mounting seat.

[0008] Preferably, a group of internally threaded sleeves are welded to both the front and rear sides of the cross arm, and two groups of docking holes are evenly penetrated through the front side of the cross arm.

[0009] Preferably, the internally threaded sleeve is arranged in the slide groove, and the internally threaded sleeve is aligned with the first fixing hole.

[0010] Preferably, the docking hole of the cross arm is aligned with the second fixing hole, and a first bolt is arranged in the docking hole of the cross arm and the second fixing hole, a nut is screwed on the outer wall of the first bolt, and the front side of the nut fits with the rear side of the mounting seat.

[0011] Preferably, the bottom of the inner side wall of the mounting seat is designed as an inclined surface, and the bottom of the inner side wall of the mounting seat fits with the bottom of the cross arm.

[0012] Preferably, a second bolt is provided in the first fixing hole, and the second bolt is threadedly connected to the internal threaded sleeve.

[0013] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0014] According to the utility model, when the cross arm is hoisted and connected with the mounting seat on the outer side of the steel pipe tower, the inner threaded sleeve on the outer side of the cross arm can be easily slid into the slide groove through the tapered expansion groove with a larger upper portion and a smaller lower portion, and then the second bolt is passed through the first fixing hole and screwed with the inner threaded sleeve, so that the initial connection between the mounting seat and the cross arm can be quickly completed, thereby improving the installation efficiency of the cross arm;

[0015] When the crossarm is initially installed, the crossarm can be fixed in the mounting seat by the second bolt and nut, thereby improving the installation stability of the crossarm and the mounting seat, and further ensuring the strength of the crossarm after being installed on the outside of the steel pipe tower. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is a structural schematic diagram of a steel pipe tower cross arm structure that is easy to install quickly in the utility model;

[0017] Figure 2 This is a partial front cross-sectional view of a steel tube tower cross arm structure that is easy to install quickly according to the utility model;

[0018] Figure 3 This is a top partial cross-sectional view of a steel pipe tower cross arm structure that is easy to install quickly according to the utility model;

[0019] Figure 4 It is a structural schematic diagram of the mounting seat in the utility model.

[0020] In the figure: 1, steel pipe tower; 2, mounting seat; 21, slide groove; 22, expansion groove; 23, first fixing hole; 24, second fixing hole; 3, cross arm; 31, first bolt; 32, nut; 33, second bolt; 34, internal threaded casing. DETAILED DESCRIPTION

[0021] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0022] See also Figure 1-Figure 4 A steel pipe tower cross arm structure that is easy to install quickly includes a steel pipe tower 1, a group of mounting seats 2 are welded on the left and right sides of the steel pipe tower 1, a group of slide grooves 21 are opened on the front and rear sides of the inner wall of the mounting seat 2, and a flared groove 22 is opened on the top of the slide groove 21. The flared groove 22 has a conical design of being larger at the top and smaller at the bottom. A group of first fixing holes 23 are opened on the front and rear sides of the mounting seat 2, and the first fixing holes 23 are connected to the slide groove 21. Two groups of second fixing holes 24 are evenly opened on the front side of the mounting seat 2. A cross arm 3 is placed inside the mounting seat 2, and a group of internal threaded sleeves 34 are welded on the front and rear sides of the cross arm 3. Two groups of docking holes are evenly opened on the front side of the cross arm 3, and the internal threaded sleeves 34 are slidably arranged in the slide groove 21. The internal threaded sleeves 34 and the internal threaded sleeves 34 are connected The first fixing hole 23 is aligned, and a second bolt 33 is rotatably arranged in the first fixing hole 23, and the second bolt 33 is screwed with the internal threaded sleeve 34. When the cross arm 3 is lifted and connected with the mounting seat 2 on the outside of the steel pipe tower 1, the internal threaded sleeve 34 on the outside of the cross arm 3 can be easily slid into the slide groove 21 through the tapered expansion groove 22 with a larger upper part and a smaller lower part. At this time, the internal threaded sleeve 34 is aligned with the first fixing hole 23, and the second bolt 33 is passed through the first fixing hole 23 and screwed with the internal threaded sleeve 34, so that the preliminary connection between the mounting seat 2 and the cross arm 3 can be completed, and the cross arm 3 is turned outward with the internal threaded sleeve 34 as the center, so that the bottom of the cross arm 3 fits with the bottom of the inner wall of the mounting seat 2, so that the cross arm 3 can be initially placed on the outside of the steel pipe tower 1.

[0023] The docking hole of the crossarm 3 is aligned with the second fixing hole 24, and a first bolt 31 is rotatably arranged in the docking hole of the crossarm 3 and the second fixing hole 24. A nut 32 is screwed on the outer wall of the first bolt 31, and the front side of the nut 32 fits with the rear side of the mounting seat 2. The bottom of the inner wall of the mounting seat 2 is designed as an inclined surface, and the bottom of the inner wall of the mounting seat 2 fits with the bottom of the crossarm 3. When the bottom of the crossarm 3 fits with the bottom of the inner wall of the mounting seat 2, the docking hole of the crossarm 3 is aligned with the second fixing hole 24. At this time, the first bolt 31 is inserted into the second fixing hole 24 and the docking hole of the crossarm 3 and the nut 32 is screwed on, so that the crossarm 3 can be fixed in the mounting seat 2, thereby completing the installation of the crossarm 3.

[0024] When the cross arm 3 is lifted up and connected with the mounting seat 2 on the outer side of the steel pipe tower 1, the inner threaded sleeve 34 on the outer side of the cross arm 3 can be easily slid into the slide groove 21 through the tapered expanded groove 22 with a larger upper portion and a smaller lower portion. At this time, the inner threaded sleeve 34 is aligned with the first fixing hole 23, and the second bolt 33 is passed through the first fixing hole 23 and is screwed with the inner threaded sleeve 34, so that the preliminary connection between the mounting seat 2 and the cross arm 3 can be completed. The cross arm 3 is turned outward with the inner threaded sleeve 34 as the center, so that the bottom of the cross arm 3 is fitted with the bottom of the inner side wall of the mounting seat 2, so that the cross arm 3 can be initially placed on the outer side of the steel pipe tower 1. When the bottom of the cross arm 3 is fitted with the bottom of the inner side wall of the mounting seat 2, the connecting hole of the cross arm 3 is aligned with the second fixing hole 24. At this time, the first bolt 31 is inserted into the second fixing hole 24 and the connecting hole of the cross arm 3 and the nut 32 is screwed on, so that the cross arm 3 can be fixed in the mounting seat 2, thereby completing the installation of the cross arm 3.

Claims

1. A steel tube tower cross arm structure that is easy to install quickly, characterized in that: include: A steel pipe tower (1), wherein a group of mounting seats (2) are welded on both left and right sides of the steel pipe tower (1), a group of slide grooves (21) are opened on both front and rear sides of the inner side wall of the mounting seat (2), a flared groove (22) is opened through the top of the slide groove (21), and the flared groove (22) is designed in a conical shape with a larger top and a smaller bottom, a group of first fixing holes (23) are opened on both front and rear sides of the mounting seat (2), and the first fixing holes (23) are connected to the slide grooves (21), and two groups of second fixing holes (24) are evenly opened on the front side of the mounting seat (2), wherein: A cross arm (3) is placed inside the mounting seat (2), a group of internally threaded sleeves (34) are welded to the front and rear sides of the cross arm (3), and two groups of docking holes are evenly penetrated through the front side of the cross arm (3); The internally threaded sleeve (34) is arranged in the slide groove (21), and the internally threaded sleeve (34) is aligned with the first fixing hole (23); A second bolt (33) is arranged in the first fixing hole (23), and the second bolt (33) is threadedly connected to the internal threaded sleeve (34).

2. A steel tube tower cross arm structure that is easy to install quickly according to claim 1, characterized in that: The butt joint hole of the cross arm (3) is aligned with the second fixing hole (24), a first bolt (31) is arranged in the butt joint hole of the cross arm (3) and the second fixing hole (24), a nut (32) is screwed to the outer wall of the first bolt (31), and the front side of the nut (32) is in contact with the rear side of the mounting seat (2).

3. The steel tube tower cross arm structure that is easy to install quickly according to claim 1 is characterized in that: The bottom of the inner side wall of the mounting seat (2) is designed as an inclined surface, and the bottom of the inner side wall of the mounting seat (2) fits with the bottom of the cross arm (3).

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