Automatic mounting equipment for cantilever of overhead line system of high-speed rail

Abstract

The utility model relates to the technical field of railway equipment, in particular to automatic mounting equipment for a cantilever of a high-speed rail overhead line system, which comprises a mounting frame, a mounting plate and a flat cantilever fixed on the mounting frame, bearings are fixedly mounted at the centers of two ends in the mounting frame through bolts, and a rotating rod is fixedly mounted between center movable positions of the bearings through bolts. Positive and negative threads are arranged at the two ends of the rotating rod and located in the mounting frame, a movable block is connected to the positive and negative threads on the rotating rod in a threaded penetrating mode, a movable rod is fixedly mounted in the center of one side of the movable block through a bolt, and one end of the top end of the movable rod penetrates and extends to one side of the exterior of the mounting frame. The distance between the mounting plates is adjusted during relative movement of the movable blocks, so that the mounting plates meet the requirement that contact columns with different widths and thicknesses can be used for conveniently mounting the cantilever, the U-shaped fixing rods penetrate through the fixing holes and extend into the positioning holes in the movable blocks at different positions, movement limitation of the movable blocks is achieved, and the mounting efficiency is improved. And the flat cantilever can be conveniently installed, and the operation performance is high.

Description

Technical Field

[0001] The utility model relates to the technical field related to railways, and in particular to an automatic installation device for a high-speed railway contact network arm. Background Art

[0002] Flexible contact network is an overhead power supply line that supplies power to the locomotive by sliding contact with the pantograph of the electric locomotive; in the actual installation process, a wrist arm structure is usually used to support and fix the contact network line. The accuracy of the pre-assembly and assembly of the wrist arm structure is an important part of the entire construction process; the wrist arm structure is usually a triangular structure composed of a flat wrist arm and an inclined wrist arm, one end of the flat wrist arm and the inclined wrist arm are connected to the contact network support through a rod insulator, and the other ends of the flat wrist arm and the inclined wrist arm are connected to each other.

[0003] The traditional arm pre-assembly method is mainly manual pre-assembly on the ground. During assembly, it is required that the sleeve ear used to connect the inclined arm and the flat arm, the first ear of the rod insulator on the inclined arm, and the second ear of the rod insulator on the flat arm should all be located in the same plane, and the distance between the first ear and the second ear must also meet certain spacing requirements, etc. However, this installation is time-consuming and labor-intensive, because when fixing the contact column, it is necessary to continuously adjust the spacing so that the spacing meets the width of the contact columns at different heights, resulting in labor intensity during high-altitude installation and the inability to have the effect of adjusting the support. In this regard, the utility model provides an automated installation device for the high-speed railway contact network arm. Utility Model Content

[0004] The purpose of this application is to provide a high-speed railway contact network arm automated installation device to solve the problems raised in the above-mentioned background technology.

[0005] To achieve the above objectives, this application provides the following technical solutions:

[0006] A high-speed railway contact network arm automatic installation device is designed, including a mounting frame, a mounting plate movable on one side of the mounting frame and a flat arm fixed on the mounting frame, bearings are fixedly installed at the centers of both ends of the mounting frame by bolts, a rotating rod is fixedly installed between the central movable parts of the bearings by bolts, both ends of the rotating rod are provided with positive and negative threads inside the mounting frame, a movable block is threadedly connected to the positive and negative threads on the rotating rod, a movable rod is fixedly installed at the center of one side of the movable block by bolts, and one end of the top of the movable rod extends through the mounting frame. On the outer side, the top end of the movable rod is located on the outer side of the mounting frame and the mounting plate is welded and fixed thereto, positioning holes are evenly provided at both ends of the movable block, a limiting plate is fixedly installed on one side of the top of the mounting plate by bolts, a telescopic spring is fixedly installed at the center of one side of the mounting plate by bolts, a clamping plate is fixedly installed between the tops of the telescopic springs by bolts, a buffer plate is fixedly installed on the other side of the clamping plate by bolts, the flat wrist arm is fixedly installed on the mounting frame by bolts at the center of a side away from the mounting plate, and the flat wrist arm is a cylindrical structure.

[0007] Preferably, one end of the rotating rod passes through the bearing and extends to an outer side of the mounting frame, and a top end of the rotating rod is located on the outer side of the mounting frame and is fixed with a rotating motor by bolts.

[0008] Preferably, a limiting rod is fixedly installed in the mounting frame at the center of both sides of the rotating rod by bolts, and both ends of the movable block movably penetrate the limiting rod.

[0009] Preferably, a movable groove is opened at the center of one side of the mounting frame, and the movable rods are movably inserted into the movable groove.

[0010] Preferably, the movable block is provided with positioning holes of the same size on both sides of the rotating rod, and the top of the mounting frame is evenly provided with a plurality of fixing holes that match the sizes and positions of the positioning holes.

[0011] Preferably, a U-shaped fixing rod is connected to the fixing hole on the mounting frame, and the size of the U-shaped fixing rod matches the fixing hole, and the bottom end of the U-shaped fixing rod passes through the fixing hole and extends to the positioning hole on the movable block.

[0012] Preferably, the mounting plate is symmetrically arranged on one side of the outside of the mounting frame, and the outsides of the mounting frame, the mounting plate and the flat wrist arm are all painted with stainless steel paint.

[0013] In summary, the technical effects and advantages of the utility model are as follows:

[0014] 1. In the utility model, the mounting plate and the clamping plate are movably connected to one side of the contact column, and the movable block is driven to move relative to each other by the rotating rod on the mounting frame. The movable block adjusts the spacing between the mounting plates during the relative movement, so that the mounting plate can meet the needs of contact columns of different widths and thicknesses for convenient installation of the wrist arm. The structure is simple and stable, the design is reasonable and ingenious, and the practical performance is strong.

[0015] 2. In the utility model, the contact column is buffered and fixed by the telescopic spring in cooperation with the buffer plate on the clamping plate, and the fixing performance is strong. By utilizing the U-shaped fixing rod to pass through the fixing hole and extend to the positioning holes on the movable block at different positions, the activity of the movable block is limited, and the flat wrist arm is conveniently installed, and the operating performance is strong. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present application. For those skilled in the art, other drawings can be obtained based on these drawings without paying any creative work.

[0017] Figure 1 This is a schematic three-dimensional diagram of the overall structure of an automated installation device for a high-speed railway overhead contact network arm in an embodiment of the present application;

[0018] Figure 2 This is a schematic three-dimensional diagram of the mounting plate structure of a high-speed railway overhead contact network arm automatic mounting device in an embodiment of the present application;

[0019] Figure 3 This is a three-dimensional diagram showing the internal structure of a mounting frame for an automated installation device for a high-speed railway contact network arm in an embodiment of the present application.

[0020] In the figure: 1. Mounting frame;

[0021] 10. U-shaped fixing rod; 11. bearing; 12. rotating rod; 13. positive and negative threads; 14. movable block; 15. positioning hole; 16. rotating motor; 17. limiting rod; 18. movable slot; 19. fixing hole;

[0022] 2. Mounting plate;

[0023] 21. movable rod; 22. limit plate; 23. telescopic spring; 24. buffer plate;

[0024] 4. Keep your wrists and arms flat. DETAILED DESCRIPTION

[0025] 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.

[0026] Example: Reference Figure 1-3 The high-speed railway contact network arm automatic installation equipment shown in the figure includes a mounting frame 1, a mounting plate 2 movable on one side of the mounting frame 1 and a flat arm 3 fixed on the mounting frame 1, bearings 11 are fixedly installed at the centers of the two ends of the interior of the mounting frame 1 by bolts, and a rotating rod 12 is fixedly installed between the central movable parts of the bearings 11 by bolts, and the two ends of the rotating rod 12 are provided with positive and negative threads 13 inside the mounting frame 1, and a movable block 14 is threadedly connected on the positive and negative threads 13 on the rotating rod 12, so that the movable block 14 can move relative to or oppositely, and a movable rod 21 is fixedly installed at the center of one side of the movable block 14 by bolts, and one end of the top of the movable rod 21 extends through and extends to the outer side of the mounting frame 1, and the top of the movable rod 21 A mounting plate 2 is welded and fixed on the outer side of the mounting frame 1, which is movable and has a stable structure. Positioning holes 15 are evenly opened at both ends of the movable block 14 for positioning and support to prevent loosening. A limit plate 22 is fixedly installed on one side of the top of the mounting plate 2 by bolts, and a telescopic spring 23 is fixedly installed at the center of one side of the mounting plate 2 by bolts. A clamping plate 24 is fixedly installed between the tops of the telescopic springs 23 by bolts, and a buffer plate 25 is fixedly installed on the other side of the clamping plate 24 by bolts for force storage and clamping, and the reaction force of the spring is used to achieve stable clamping performance. A flat wrist arm 3 is fixedly installed on the mounting frame 1 by bolts at the center of the side away from the mounting plate 2, and the flat wrist arm 3 is a cylindrical structure, which is convenient for laying the railway power grid.

[0027] See also Figure 1-Figure 3One end of the rotating rod 12 passes through the bearing 11 and extends to the outer side of the mounting frame 1, and the top end of the rotating rod 12 is located on the outer side of the mounting frame 1 and is fixed with a rotating motor 16 by bolts. The operation is simple and the spacing is adjusted. The mounting frame 1 is fixed with a limit rod 17 by bolts at the center of both sides of the rotating rod 12. The two ends of the movable block 14 are movably penetrated in the limit rod 17. The limit movement is converted from the rotational motion to a linear reciprocating motion. A movable groove 18 is opened at the center of one side of the mounting frame 1. The movable rods 21 are all movably penetrated in the movable groove 18. The movable penetration, the movable block 14 is on both sides of the rotating rod 12 The sides are provided with positioning holes 15 of the same size, and the top of the mounting frame 1 is evenly provided with a number of fixing holes 19 that match the size and position of the positioning holes 15. A U-shaped fixing rod 10 is connected through the fixing hole on the mounting frame 1, and the size of the U-shaped fixing rod 10 matches the fixing hole 19. The bottom end of the U-shaped fixing rod 10 passes through the fixing hole 19 and extends to the positioning hole 15 on the movable block 14 to achieve positioning installation and firm installation. The mounting plate 2 is symmetrically arranged on one side of the outside of the mounting frame 1, and the outer sides of the mounting frame 1, the mounting plate 2 and the flat wrist arm 3 are painted with stainless steel paint, and the structural performance is stable.

[0028] The working principle of the utility model is as follows: the mounting plate and the clamping plate are movably connected to one side of the contact column, and the movable block is driven to move relative to each other by the rotating rod on the mounting frame. The movable block adjusts the spacing between the mounting plates during the relative movement, so that the mounting plate can meet the needs of contact columns of different widths and thicknesses for convenient installation of the wrist arm. The contact column is buffered and fixed by the buffer plate on the clamping plate in cooperation with the telescopic spring, and the fixing performance is strong. The U-shaped fixing rod is used to pass through the fixing hole and extend to the positioning holes on the movable block at different positions, so as to realize the activity limitation of the movable block, realize the convenient installation of the flat wrist arm, and have strong operating performance.

[0029] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. An automatic installation device for a high-speed railway overhead contact network arm, comprising a mounting frame (1), a mounting plate (2) movable on one side of the mounting frame (1), and a flat arm (3) fixed on the mounting frame (1), characterized in that: Bearings (11) are fixedly mounted at the centers of both ends of the mounting frame (1) by bolts, a rotating rod (12) is fixedly mounted between the movable centers of the bearings (11) by bolts, both ends of the rotating rod (12) are provided with positive and negative threads (13) inside the mounting frame (1), a movable block (14) is threadedly connected to the positive and negative threads (13) on the rotating rod (12), a movable rod (21) is fixedly mounted at the center of one side of the movable block (14) by bolts, a top end of the movable rod (21) extends through and extends to the outside of the mounting frame (1), and the top end of the movable rod (21) is located outside the mounting frame (1). The mounting plate (2) is fixed by welding, positioning holes (15) are evenly formed at both ends of the movable block (14), a limit plate (22) is fixedly installed on one side of the top of the mounting plate (2) by bolts, a telescopic spring (23) is fixedly installed at the center of one side of the mounting plate (2) by bolts, a clamping plate (24) is fixedly installed between the tops of the telescopic springs (23) by bolts, a buffer plate (25) is fixedly installed on the other side of the clamping plate (24) by bolts, and the flat wrist arm (3) is fixedly installed on the mounting frame (1) at the center of a side away from the mounting plate (2) by bolts, and the flat wrist arm (3) is a cylindrical structure.

2. The high-speed railway overhead contact network arm automatic installation equipment according to claim 1 is characterized in that: One end of the rotating rod (12) passes through the bearing (11) and extends to the outer side of the mounting frame (1), and the top end of the rotating rod (12) is located on the outer side of the mounting frame (1) and is fixedly mounted with a rotating motor (16) by means of bolts.

3. The high-speed railway overhead contact network arm automatic installation equipment according to claim 1 is characterized in that: Limit rods (17) are fixedly installed in the mounting frame (1) at the centers of both sides of the rotating rod (12) by means of bolts, and both ends of the movable block (14) are movably inserted into the limit rods (17).

4. The high-speed railway overhead contact network arm automatic installation equipment according to claim 1, characterized in that: A movable groove (18) is provided at the center of one side of the mounting frame (1), and the movable rods (21) are movable and penetrate through the movable groove (18).

5. The high-speed railway overhead contact network arm automatic installation equipment according to claim 1, characterized in that: The movable block (14) is provided with positioning holes (15) of the same size on both sides of the rotating rod (12), and the top of the mounting frame (1) is evenly provided with a plurality of fixing holes (19) whose sizes and positions match those of the positioning holes (15).

6. The high-speed railway overhead contact network arm automatic installation equipment according to claim 5, characterized in that: A U-shaped fixing rod (10) is connected to the fixing hole on the mounting frame (1), and the size of the U-shaped fixing rod (10) matches the fixing hole (19). The bottom end of the U-shaped fixing rod (10) passes through the fixing hole (19) and extends to the positioning hole (15) on the movable block (14).

7. The high-speed railway overhead contact network arm automatic installation equipment according to claim 1, characterized in that: The mounting plate (2) is symmetrically arranged on one side of the outside of the mounting frame (1), and the outsides of the mounting frame (1), the mounting plate (2) and the flat wrist arm (3) are all painted with stainless steel paint.

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