Truss tower pipe joint positioning tool

Abstract

The utility model relates to the technical field of truss towers, in particular to a truss tower pipe joint positioning tool which comprises a first support and a second support, an arc plate is arranged on the first support, a fixing assembly is arranged on the second support, a plurality of first screw holes are formed in the arc plate, and bolts and pin shafts which penetrate through the first screw holes and are used for fixing a tower barrel are arranged. The fixing assembly comprises a connecting support and a flange fixing disc, the connecting support comprises a first connecting pipe, a connecting plate and a second connecting pipe, and a second reinforcing pipe used for reinforcing the first connecting pipe is connected between the second support and the first connecting pipe. The positioning tool is hoisted to the tower drum, the arc plate is fixed to the flange on the tower drum, so that the positioning tool is fixed, then the tower drum and the pipe joint are welded, the precision of the included angle between the center line of the pipe joint and the center line of the tower drum is guaranteed, and the situation that the welding quality is affected due to dislocation of the included angle is prevented.

Description

Technical Field

[0001] The utility model relates to the technical field of truss towers, in particular to a truss tower pipe joint positioning tool. Background Art

[0002] Truss tower is a common structural form, widely used in construction, communications, energy and other fields. With the development of wind power industry, wind power has become an advanced energy production method with great technical and economic competitiveness. In the plain areas with high wind shear in my country, the development of high-power, high-tower wind turbines has become an inevitable trend. In order to further achieve cost reduction and efficiency improvement in the wind power industry, the supporting towers for wind turbines are usually set up with truss towers. Because they are not restricted by site and transportation, they are more flexible in application and are a good choice for cost reduction in the wind power industry.

[0003] When making a truss tower, place the pipe joint at the connection position of the tooling, align the hole position of the flange with the connection hole of the tooling, ensure that the connection is firm before hoisting, align the connection hole of the arc plate with the hole position of the cylinder flange, and fix it before welding. During welding, the angle between the center line of the pipe joint and the center line of the cylinder may be misaligned, resulting in deviations in angle and position, affecting subsequent work. Therefore, it is necessary to design positioning tooling to ensure docking accuracy. Utility Model Content

[0004] In order to solve the problems existing in the prior art, the utility model provides a truss tower pipe joint positioning tool to solve the problem that the angle between the center line of the pipe joint and the center line of the cylinder is misaligned, resulting in deviation in angle and position.

[0005] In order to solve the above problems, the technical solution of the utility model is as follows: a truss tower pipe joint positioning tool, including a first bracket, on which an arc plate for fixing the tower is provided, and also including a second bracket connected to the first bracket, on which a fixing component for fixing the pipe joint is provided, and the first bracket and the second bracket are connected in an L shape.

[0006] Furthermore, a plurality of first screw holes are provided on the arc plate, and bolts and pins for fixing the tower are provided through the first screw holes.

[0007] Furthermore, a first reinforcement tube is provided in the first bracket.

[0008] Furthermore, the fixing assembly includes a connecting bracket connected to the lower surface of the second bracket, a plurality of flange fixing plates are provided at the lower end of the connecting bracket, and a plurality of second screw holes are provided on the flange fixing plates.

[0009] Furthermore, the connecting bracket includes first connecting tubes on both sides, a connecting plate is provided between the two first connecting tubes, the first connecting tubes and the connecting plate are connected through several second connecting tubes, the flange fixing plate is fixed on the lower surface of the first connecting tube, and one end of the connecting plate is connected to the first reinforcement tube.

[0010] Furthermore, a second reinforcing tube is connected between the second bracket and the first connecting tube for reinforcing the first connecting tube.

[0011] Furthermore, a third reinforcement tube is provided on the second bracket.

[0012] Furthermore, the first bracket, the second bracket, the first reinforcement tube, the second reinforcement tube, the third reinforcement tube, the first connecting tube, and the second connecting tube are square tubes.

[0013] Furthermore, a plurality of lifting ears are provided on the upper surface of the second bracket.

[0014] Compared with the prior art, the utility model has the following beneficial effects: simple structure and easy production; the flange fixing plate is fixed to the flange on the pipe joint, thereby fixing the pipe joint, lifting the positioning tool to the tower, fixing the arc plate to the flange on the tower, thereby fixing the positioning tool, and then welding the tower and the pipe joint to ensure the accuracy of the angle between the center line of the pipe joint and the center line of the tower, preventing the angle from being misaligned and affecting the welding quality. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 This is a schematic diagram of the three-dimensional structure of the utility model;

[0016] Figure 2 This is a schematic diagram of the installation of the utility model;

[0017] Figure 3 This is the main view of the utility model;

[0018] Figure 4 This is a side view of the utility model;

[0019] Figure 5 This is an enlarged view of the installation of this utility model.

[0020] In the figure: 1 first bracket, 2 tower, 3 arc plate, 301 first screw hole, 302 bolt, 303 pin, 4 first reinforcement pipe, 5 second bracket, 6 pipe joint, 7 third reinforcement pipe, 8 lifting ear, 9 connecting bracket, 901 first connecting pipe, 902 connecting plate, 903 second connecting pipe, 904 second reinforcement pipe, 10 flange fixing plate, 1001 second screw hole. DETAILED DESCRIPTION

[0021] like Figure 1-5As shown, a truss tower pipe joint positioning tool includes a first bracket 1, an arc plate 3 for fixing the tower 2 is provided on the first bracket 1, a first reinforcement pipe 4 is provided in the first bracket 1, and also includes a second bracket 5 connected to the first bracket 1, a fixing assembly for fixing the pipe joint 6 is provided on the second bracket 5, a third reinforcement pipe 7 is provided on the second bracket 5, and a plurality of lifting ears 8 are provided on the upper surface of the second bracket 5. The first bracket 1 and the second bracket 5 are connected in an L shape.

[0022] A plurality of first screw holes 301 are provided on the arc plate 3 . A flange is usually welded to the end of the tower 2 . Bolts 302 and pins 303 for fixing the tower flange are provided through the first screw holes 301 .

[0023] The fixing assembly includes a connecting bracket 9 connected to the lower surface of the second bracket 5, and a plurality of flange fixing plates 10 are provided at the lower end of the connecting bracket 9. A plurality of second screw holes 1001 are provided on the flange fixing plates 10. The end of the pipe joint 6 is usually welded with a flange, which passes through the second screw holes 1001 and the flange to fix the pipe joint 6 on the flange fixing plate 10.

[0024] The connecting bracket 9 includes first connecting tubes 901 on both sides, a connecting plate 902 is provided between the two first connecting tubes 901, the first connecting tubes 901 and the connecting plate 902 are connected through a number of second connecting tubes 903, the flange fixing plate 10 is fixed on the lower surface of the first connecting tube 901, and one end of the connecting plate 902 is connected to the first reinforcement tube 4.

[0025] A second reinforcing tube 904 is connected between the second bracket 5 and the first connecting tube 901 to reinforce the first connecting tube 901 .

[0026] The first bracket 1 , the second bracket 5 , the first reinforcing tube 4 , the second reinforcing tube 904 , the third reinforcing tube 7 , the first connecting tube 901 , and the second connecting tube 903 are square tubes.

[0027] The present application has a simple structure and is easy to manufacture. A positioning tool is manufactured according to the specifications of the tower 2 and the pipe joint 6. The pipe joint 6 is first fixed to the flange fixing plate 10 of the second bracket 5, and the pipe joint 6 is welded to the tower 2. The positioning tool is hoisted to the mounting frame of the tower 2, and the positioning tool is dropped on the tower 2. The arc plate 3 of the first bracket 1 is then fixed to the tower 2, and finally the pipe joint 6 is welded to the tower 2. The positioning tool of the present application has a simple structure, which can prevent the pipe joint 6 and the tower 2 from being misaligned, and ensure the accuracy of the angle between the two.

[0028] The above specific implementation methods are only used to illustrate the technical solution of the utility model and are not limiting. Although the utility model is described in detail with reference to examples, ordinary technicians in this field should understand that the technical solution of the utility model can be modified or replaced by equivalents without departing from the scope of the technical solution of the utility model, which should be included in the scope of the claims of the utility model.

Claims

1. A truss tower pipe joint positioning tool, characterized by: It includes a first bracket, on which an arc plate for fixing the tower is provided, and a second bracket connected to the first bracket, on which a fixing assembly for fixing the pipe joint is provided. The first bracket and the second bracket are connected in an L shape.

2. The truss tower pipe joint positioning tool according to claim 1, characterized in that: A plurality of first screw holes are arranged on the arc plate, and bolts and pin shafts for fixing the tower are arranged through the first screw holes.

3. The truss tower pipe joint positioning tool according to claim 2, characterized in that: A first reinforcement tube is provided in the first bracket.

4. The truss tower pipe joint positioning tool according to claim 3, characterized in that: The fixing assembly includes a connecting bracket connected to the lower surface of the second bracket, a plurality of flange fixing plates are provided at the lower end of the connecting bracket, and a plurality of second screw holes are provided on the flange fixing plates.

5. The truss tower pipe joint positioning tool according to claim 4, characterized in that: The connecting bracket includes first connecting tubes on both sides, a connecting plate is provided between the two first connecting tubes, the first connecting tubes and the connecting plate are connected through a plurality of second connecting tubes, the flange fixing plate is fixed on the lower surface of the first connecting tube, and one end of the connecting plate is connected to the first reinforcement tube.

6. The truss tower pipe joint positioning tool according to claim 5, characterized in that: A second reinforcing tube is connected between the second bracket and the first connecting tube for reinforcing the first connecting tube.

7. The truss tower pipe joint positioning tool according to claim 6, characterized in that: A third reinforcement tube is provided on the second bracket.

8. The truss tower pipe joint positioning tool according to claim 7, characterized in that: The first bracket, the second bracket, the first reinforcement tube, the second reinforcement tube, the third reinforcement tube, the first connecting tube, and the second connecting tube are square tubes.

9. The truss tower pipe joint positioning tool according to claim 1, characterized in that: A plurality of lifting ears are provided on the upper surface of the second bracket.

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