Protective device for outgoing line crossing railway
The protective devices installed with the assistance of steel pipe frames and drones solved the problem of deformation of the protective netting under strong winds, ensuring the stable operation and user experience of the railway power grid.
Patent Information
- Application Number
- CN202422266043.6
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-09-14
- Publication Date
- 2025-08-01
- Estimated Expiration
- 2034-09-14
AI Technical Summary
The existing protective netting is easily deformed in strong winds, which reduces the protective capability of the railway power grid and affects its normal operation and user experience.
The system employs a combination structure of steel pipe frames, steel wire ropes, connecting rods, protective netting, and guide rings. Through the construction of the steel pipe frames and the assistance of drones in installation, the stability and deformation prevention of the protective netting are ensured.
It improves the wind resistance of the protective netting, ensures the protection range of the railway power grid, and provides a better user experience.
Smart Images

Figure CN223176895U_ABST
Abstract
Description
Technical Field
[0001] This application relates to the technical field of construction engineering, and more specifically, to a protection device for an external transmission line crossing a railway. Background Art
[0002] Before an external transmission line crosses a railway, in order to ensure the normal operation of the railway power grid, it is often necessary to lay a protection net directly above the railway. However, due to the deformability of the protection net, the protection ability against the railway power grid is reduced under strong winds, that is, the protection ability for the railway power grid is decreased, bringing an unpleasant user experience. Utility Model Content
[0003] To make up for the above deficiencies, this application provides a protection device for an external transmission line crossing a railway, aiming to improve the problem that before an external transmission line crosses a railway, in order to ensure the normal operation of the railway power grid, it is often necessary to lay a protection net directly above the railway. However, due to the deformability of the protection net, the protection ability against the railway power grid is reduced under strong winds, that is, the protection ability for the railway power grid is decreased.
[0004] This application is implemented as follows:
[0005] This application provides a protection device for an external transmission line crossing a railway, including a steel pipe row frame, ground anchors, wire rope guy wires, connecting rods, a protection net, and guide rings. The connecting rods are fixed between the steel pipe row frames, and the guide rings are fixed on the protection net;
[0006] The guide rings are sleeved on the connecting rods. One end of the wire rope guy wire is fixed on the steel pipe row frame, the other end of the wire rope guy wire is installed on the ground anchor, and the end of the protection net is also fixed on the steel pipe row frame.
[0007] In an embodiment of this application, the steel pipe row frame includes cross bars, vertical poles, and fasteners. The cross bars and the fasteners are fixed together by the fasteners, and the cross bars and the vertical poles are also fixed together by the fasteners.
[0008] In an embodiment of this application, scissors braces are provided at both ends of the steel pipe row frame and at every six vertical poles.
[0009] In an embodiment of this application, the included angle between the wire rope guy wire and the ground is not greater than 45°.
[0010] In an embodiment of this application, a connecting rope is further included. One end of the connecting rope is fixed on the protection net, and the other end of the connecting rope is wound and fixed on the steel pipe row frame.
[0011] In an embodiment of this application, the outer diameter of the wire rope guy wire is not less than 15 mm.
[0012] The beneficial effects of the present application are as follows: A protective device for an external transmission line crossing a railway obtained through the above design. When in use, steel pipe scaffolds are erected on both sides of the railway. The maximum height of the steel pipe scaffolds is not less than 10 m, and steel wire rope guy wires are installed between the steel pipe scaffolds and the ground anchors to improve the wind resistance of the steel pipe scaffolds. The distance between the steel pipe scaffolds and the railway guardrail is not less than 15 m. The guiding rings on the protective net are sleeved on the vertical poles. One end of the connecting rod is fixed on one side of the steel pipe scaffold, and the other end of the connecting rod is sent to the steel pipe scaffold on the other side by using a drone and fixed. One end of the protective net is tied to the steel pipe scaffold by using a connecting rope, and then the other end of the protective net is pulled to the steel pipe scaffold on the other side by using the drone again. According to the above steps, the other end of the protective net is tied to the steel pipe scaffold by using the connecting rope. The presence of the connecting rod and the guiding ring effectively prevents the deformation of the protective net. This protective device for an external transmission line crossing a railway ensures the protection range of the railway power grid, that is, ensures the normal operation of the railway power grid, bringing a better user experience to the user. BRIEF DESCRIPTION OF THE DRAWINGS
[0013] In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings required for use in the embodiments will be briefly introduced below. It should be understood that the following drawings only show some embodiments of the present application and should not be regarded as limiting the scope. For those of ordinary skill in the art, other related drawings can be obtained based on these drawings without creative efforts.
[0014] Figure 1 is a three-dimensional structural schematic diagram of a protective device for an external transmission line crossing a railway provided by an embodiment of the present application;
[0015] Figure 2 is a relationship diagram between the steel pipe scaffold and the protective net provided by an embodiment of the present application;
[0016] Figure 3 is a three-dimensional structural schematic diagram of the protective net provided by an embodiment of the present application;
[0017] Figure 4 is provided by an embodiment of the present application Figure 3 an enlarged view of area A in.
[0018] In the figure: 110 - steel pipe scaffold; 111 - cross bar; 112 - vertical pole; 113 - buckle; 120 - ground anchor; 130 - steel wire rope guy wire; 140 - connecting rod; 150 - protective net; 160 - guiding ring; 170 - connecting rope. DETAILED DESCRIPTION OF THE EMBODIMENTS
[0019] To make the objectives, technical solutions, and advantages of the embodiments of this application clearer, the following will clearly and completely describe the technical solutions in the embodiments of this application with reference to the accompanying drawings in the embodiments of this application. Apparently, the described embodiments are part of rather than all of the embodiments of this application. All other embodiments obtained by those of ordinary skill in the art based on the embodiments in this application without creative efforts shall fall within the scope of protection of this application.
[0020] Embodiment
[0021] Please refer to Figure 1 - Figure 4 , this application provides a technical solution: a protective device for an external delivery line crossing a railway, including a steel pipe row frame 110, a ground anchor 120, a wire rope stay 130, a connecting rod 140, a protective net 150, and a guiding ring 160. The connecting rod 140 is fixed between the steel pipe row frames 110. The steel pipe row frame 110 includes a cross bar 111, a vertical rod 112, and a buckle 113. The cross bar 111 and the buckle 113 are fixed together by the buckle 113. The cross bars 111 and the vertical rods 112 are also fixed together by the buckle 113. Scissor braces are provided at both ends of the steel pipe row frame 110 and every six vertical rods 112 to play a role in wind prevention and stability. The guiding ring 160 is fixed on the protective net 150;
[0022] The guiding ring 160 is sleeved on the connecting rod 140. One end of the wire rope stay 130 is fixed on the steel pipe row frame 110, and the other end of the wire rope stay 130 is installed on the ground anchor 120. The included angle between the wire rope stay 130 and the ground is not greater than 45°. The end of the protective net 150 is also fixed on the steel pipe row frame 110. It further includes a connecting rope 170. One end of the connecting rope 170 is fixed on the protective net 150, and the other end of the connecting rope 170 is wound and fixed on the steel pipe row frame 110. The outer diameter of the wire rope stay 130 is not less than 15 mm.
[0023] Specifically, the working principle of the protective device for the external delivery line crossing the railway: During use, steel pipe scaffolds 110 are erected on both sides of the railway. The maximum height of the steel pipe scaffolds 110 is not less than 10 m. The steel wire rope guy line 130 is installed between the steel pipe scaffolds 110 and the ground anchor 120 to improve the wind resistance of the steel pipe scaffolds 110. The distance between the steel pipe scaffolds 110 and the railway guardrail is not less than 15 m. The guiding ring 160 on the protective net 150 is sleeved on the vertical pole 112. One end of the connecting rod 140 is fixed on one side of the steel pipe scaffold 110. The other end of the connecting rod 140 is sent to the steel pipe scaffold 110 on the other side by using a drone and fixed. One end of the protective net 150 is tied to the steel pipe scaffold 110 by using the connecting rope 170. The other end of the protective net 150 is pulled to the steel pipe scaffold 110 on the other side by using the drone again. According to the above steps, the other end of the protective net 150 is tied to the steel pipe scaffold 110 by using the connecting rope 170. The presence of the connecting rod 140 and the guiding ring 160 effectively prevents the deformation of the protective net 150. The protective device for the external delivery line crossing the railway ensures the protection range of the railway power grid, that is, ensures the normal operation of the railway power grid and brings a better user experience to the user.
[0024] The above are only the embodiments of the present application and are not used to limit the protection scope of the present application. For those skilled in the art, various changes and modifications can be made to the present application. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application shall be included in the protection scope of the present application. It should be noted that similar reference numerals and letters indicate similar items in the following drawings. Therefore, once an item is defined in one drawing, it does not need to be further defined and explained in the subsequent drawings.
Claims
1. A protective device for an external delivery line crossing a railway, characterized in that, It includes a steel pipe scaffold (110), a ground anchor (120), a wire rope guy (130), a connecting rod (140), a protective net (150) and a guide ring (160). The connecting rod (140) is fixed between the steel pipe scaffolds (110), and the guide ring (160) is fixed on the protective net (150). The guide ring (160) is sleeved on the connecting rod (140). One end of the wire rope guy (130) is fixed on the steel pipe scaffold (110), and the other end of the wire rope guy (130) is installed on the ground anchor (120). The end of the protective net (150) is also fixed on the steel pipe scaffold (110).
2. The protective device for an outer delivery line crossing a railway according to claim 1, characterized in that, The steel pipe scaffold (110) includes cross bars (111), vertical poles (112) and fasteners (113). The cross bars (111) and the fasteners (113) are fixed together by the fasteners (113), and the cross bars (111) and the vertical poles (112) are also fixed together by the fasteners (113).
3. The protective device for an external delivery line crossing a railway according to claim 2, characterized in that, Scissors braces are provided at both ends of the steel pipe scaffold (110) and at every six vertical poles (112).
4. The protective device for an outer delivery line crossing a railway according to claim 1, characterized in that, The included angle between the wire rope guy (130) and the ground is not greater than 45°.
5. The protective device for an external delivery line crossing a railway according to claim 1, characterized in that, It further includes a connecting rope (170). One end of the connecting rope (170) is fixed on the protective net (150), and the other end of the connecting rope (170) is wound and fixed on the steel pipe scaffold (110).
6. The protective device for an external delivery line crossing a railway according to claim 1, wherein, The outer diameter of the wire rope guy (130) is not less than 15 mm.