Shed tunnel capable of preventing high-voltage line from falling off

Abstract

The utility model provides a shed tunnel capable of preventing a high-voltage wire from falling off, which belongs to the technical field of corrugated steel and comprises a foundation base, a shed tunnel body and an insulation structure mounted on the outer side surface of the shed tunnel body. The foundation base is used for being installed on the ground, the two ends of the shed tunnel body are fixedly connected with the foundation base, and the shed tunnel body is an arched corrugated steel plate workpiece. The insulating structure comprises an insulating layer and a filling layer, the insulating layer is arranged along the outer side face of the shed tunnel body, a filling space is formed between the insulating layer and the outer side face of the shed tunnel body, and the filling layer is arranged in the filling space. According to the shed tunnel capable of preventing the high-voltage wire from falling off, the insulating layer and the filling layer can prevent high-voltage electricity from bringing danger to lines and vehicles below the shed tunnel, and normal transportation of roads cannot be affected.

Description

Technical Field

[0001] The utility model belongs to the technical field of corrugated steel, and more specifically relates to a shed hole for preventing high-voltage wires from falling off. Background Art

[0002] With the rapid development of high-speed railways and highways in recent years, the crossing of power lines with railways and highways has become a research focus. As the environment of power transmission lines becomes more complicated, the difficulty of cross-line construction increases, and the safety of crossing during the operation of power lines and electrified railways must also be considered. At present, there are problems such as railway power supply failures caused by collapsed transmission line towers or broken conductors, which affect railway transportation safety. Utility Model Content

[0003] The utility model aims to provide a shed tunnel for preventing high-voltage wires from falling off, so as to solve the technical problem in the prior art that railway power supply failures caused by collapsed transmission line towers or broken conductors affect railway transportation safety.

[0004] To achieve the above-mentioned purpose, the technical solution adopted by the utility model is: to provide a shed tunnel for preventing high-voltage wires from falling off, comprising a basic base, a shed tunnel body and an insulating structure installed on the outer side of the shed tunnel body; the basic base is used to be installed on the ground, both ends of the shed tunnel body are fixedly connected to the basic base, and the shed tunnel body is an arched corrugated steel plate; the insulating structure comprises an insulating layer and a filling layer, the insulating layer is arranged along the outer side surface of the shed tunnel body, and a filling space is formed between the insulating layer and the outer side surface of the shed tunnel body, and the filling layer is arranged in the filling space.

[0005] In a possible implementation, the insulating layer is an insulating plate, the filling layer is arranged on the inner side of the insulating plate, and the filling layer is a protrusion arranged in a corrugated shape, and the protrusion is adapted to the peak and trough contour structure on the shed hole body.

[0006] In a possible implementation manner, the insulating plate and the protruding portion are integrally formed.

[0007] In a possible implementation, there are multiple insulating plates, all of which are arch-shaped. The multiple insulating plates are arranged in sequence along the length direction of the shed body, and two adjacent insulating plates are spliced ​​and connected using fasteners; a plurality of first mounting grooves are provided on both sides of the outer side surfaces of the insulating plates, and a through mounting hole is provided on the bottom surface of the first mounting groove; two corresponding mounting holes on the two insulating plates are butt-arranged; and the fastener passes through the two mounting holes to fix the two insulating plates in a fixed manner.

[0008] In a possible implementation, the insulating plate includes a plurality of arc-shaped plates connected and arranged in sequence along the circumferential direction, and a second mounting groove is provided at the adjacent ends of two adjacent arc-shaped plates, and a penetrating mounting hole is provided on the bottom surface of the second mounting groove; the two corresponding mounting holes on the two arc-shaped plates are butt-arranged; and the fastener passes through the two mounting holes to fix the two arc-shaped plates in connection.

[0009] In a possible implementation, the fastener includes a rod-shaped structure and two locking nuts, and both ends are respectively inserted into the two mounting holes; both ends of the rod-shaped structure are provided with external threads, and the locking nuts are threadedly connected to the rod-shaped structure.

[0010] In a possible implementation, the filling layer includes a steel mesh arranged along the side of the shed hole body and cement mortar filled in the filling space, and the insulating layer is a plate of insulating material or a sprayed insulating paint.

[0011] In a possible implementation, the filling layer is an insulating coating sprayed on the outer surface of the shed hole body, and the insulating layer is a plate made of insulating material.

[0012] In a possible implementation, the number of the basic bases is three and they are arranged in sequence at intervals; the number of the shed cave bodies is two and they are arranged in parallel; the lower ends of the two shed cave bodies are respectively fixedly mounted on two adjacent basic bases.

[0013] In a possible implementation, the insulating structure is prefabricated and installed on the shed cave body.

[0014] The utility model provides a shed tunnel for preventing high-voltage wires from falling off, which has the beneficial effects that, compared with the prior art, the utility model provides a shed tunnel for preventing high-voltage wires from falling off, with the two ends of the shed tunnel body respectively fixedly mounted on a basic base, and the shed tunnel body surrounds the roadway from top to bottom, thereby forming protection for the roadway, and with the help of corrugated steel plates, the entire shed tunnel can effectively resist the impact on the shed tunnel caused by the collapse of transmission line towers, etc.; at the same time, a filling layer and an insulating layer are arranged on the outside of the shed tunnel, and the filling layer is adapted to the waveform of the corrugated steel plate, and the insulating layer is located at the outermost side of the entire shed tunnel, thereby enabling the insulating structure to be stably mounted on the shed tunnel body; when the shed tunnel body is impacted by the transmission line tower, the insulating layer and the filling layer can prevent the high voltage from causing danger to the lines and vehicles below the shed tunnel, and will not affect the normal transportation on the road. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] In order to more clearly illustrate the technical solutions in the embodiments of the present invention, 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 invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative labor.

[0016] Figure 1 A schematic diagram of the structure of a shed hole for preventing high-voltage wires from falling off provided by an embodiment of the utility model;

[0017] Figure 2 A schematic diagram of the insulation structure provided by the embodiment of the utility model Figure 1 ;

[0018] Figure 3 Schematic diagram of the connection between the insulation structure and the shed body provided in the embodiment of the utility model Figure 1 ;

[0019] Figure 4 A schematic diagram of the insulation structure provided by the embodiment of the utility model Figure 2 ;

[0020] Figure 5 Schematic diagram of the connection between the insulation structure and the shed body provided in the embodiment of the utility model Figure 2 ;

[0021] Figure 6 for Figure 1 Enlarged view of point A in the middle.

[0022] Among them, the reference numerals in the figure are:

[0023] 1. Foundation base; 11. Anchor bolts; 12. L-shaped connecting plate; 2. Shed body; 3. Insulation structure; 31. Insulation layer; 32. Filling layer; 33. Insulation board; 34. Protrusion; 35. First installation groove; 36. Second installation groove; 37. Steel mesh; 38. Insulation coating; 4. Fastener; 41. Rod-shaped structure; 42. Locking nut. DETAILED DESCRIPTION

[0024] In order to make the technical problems, technical solutions and beneficial effects to be solved by the present invention more clearly understood, the present invention is further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the present invention and are not used to limit the present invention.

[0025] It should be noted that when an element is referred to as being "fixed to" or "disposed on" another element, it can be directly on the other element or indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or indirectly connected to the other element.

[0026] It should be understood that the terms "length", "width", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", etc., indicating the orientation or position relationship, are based on the orientation or position relationship shown in the drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention.

[0027] In addition, the terms "first" and "second" are used for descriptive purposes only and should not be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined as "first" and "second" may explicitly or implicitly include one or more of the features. In the description of the present utility model, the meaning of "plurality" is two or more, unless otherwise clearly and specifically defined.

[0028] See also Figures 1 to 6 Now, the utility model provides a shed tunnel for preventing high-voltage wires from falling off, which includes a basic base 1, a shed tunnel body 2, and an insulating structure 3 installed on the outer side of the shed tunnel body 2; the basic base 1 is used to be installed on the ground, both ends of the shed tunnel body 2 are fixedly connected to the basic base 1, and the shed tunnel body 2 is an arched corrugated steel plate; the insulating structure 3 includes an insulating layer 31 and a filling layer 32, the insulating layer 31 is arranged along the outer side of the shed tunnel body 2, and a filling space is formed between the insulating layer 31 and the outer side of the shed tunnel body 2, and the filling layer 32 is arranged in the filling space.

[0029] Compared with the prior art, the utility model provides a shed tunnel for preventing high-voltage lines from falling off. The two ends of the shed tunnel body 2 are respectively fixedly mounted on the basic base 1, and the shed tunnel body 2 surrounds the roadway from top to bottom to form protection for the roadway. With the help of corrugated steel plates, the entire shed tunnel can effectively resist the impact on the shed tunnel caused by the collapse of transmission line towers and the like. At the same time, a filling layer 32 and an insulating layer 31 are arranged on the outside of the shed tunnel, and the filling layer 32 is adapted to the waveform of the corrugated steel plate, and the insulating layer 31 is located at the outermost side of the entire shed tunnel, so that the insulating structure 3 is stably mounted on the shed tunnel body 2. When the shed tunnel body 2 is impacted by the transmission line tower, the insulating layer 31 and the filling layer 32 can prevent the high voltage from causing danger to the lines and vehicles below the shed tunnel, and will not affect the normal transportation on the road.

[0030] See also Figures 1 to 3 As a specific embodiment of the shed cavern for preventing high-voltage wires from falling off provided by the utility model, the insulating layer 31 is an insulating plate 33, the filling layer 32 is arranged on the inner side of the insulating plate 33, and the filling layer 32 is a protrusion 34 arranged in a corrugated shape, and the protrusion 34 is adapted to the contour structure of the crests and troughs on the shed cavern body 2; that is, the insulating plate 33 is also an arched structure, and the protrusion 34 arranged in a corrugated shape is arranged on the side of the insulating plate 33. When the insulating structure 3 is installed on the shed cavern body 2 of the arched corrugated steel plate, the protrusion 34 is installed in the troughs and crests of the corrugated steel plate along the outer contour of the arched corrugated steel plate, so that a stronger connection effect is formed between the insulating plate 33 and the corrugated steel plate, which can stably withstand the impact of transmission line towers and the like.

[0031] See also Figure 2 and Figure 3 As a specific implementation of the shed hole for preventing high-voltage wires from falling off provided by the utility model, the insulating plate 33 and the protrusion 34 are integrally formed, which improves the connection strength and stability of the insulating plate 33 and the protrusion 34, so that the insulating plate 33 and the protrusion 34 can bear the impact force together.

[0032] See also Figures 1 to 3 As a specific embodiment of the shed hole for preventing high-voltage wire from falling provided by the utility model, the number of insulating plates 33 is multiple, and all of them are in an arch shape. The multiple insulating plates 33 are arranged in sequence along the length direction of the shed hole body 2, and two adjacent insulating plates 33 are spliced ​​and connected using fasteners 4; a plurality of first mounting grooves 35 are provided on both sides of the outer side of the insulating plate 33, and a through mounting hole is provided on the bottom surface of the first mounting groove 35; two corresponding mounting holes on the two insulating plates 33 are butt-arranged; the fastener 4 passes through the two mounting holes to fix the two insulating plates 33; the number of insulating plates 33 is multiple, and they are arranged side by side along the length direction of the shed hole body 2, and two adjacent insulating plates 33 are butt-arranged and fixedly connected. Specifically, the first mounting grooves 35 are provided at positions near both sides on the outer side of the insulating plate 33, and a mounting hole connected to the outside is provided in the first mounting grooves 35. When the two insulating plates 33 are butt-arranged, the two mounting holes in the first mounting grooves 35 close to each other in the upper and lower parts of the two insulating plates 33 are butt-arranged, and then the fastener 4 is used to pass through the two mounting holes to fix the two insulating plates 33 together. The fastener 4 includes a screw rod and two locking nuts 42 threadedly connected to the screw rod.

[0033] See also Figures 1 to 3As a specific embodiment of the shed hole for preventing high-voltage wires from falling off provided by the utility model, the insulating plate 33 includes a plurality of arc plates connected and arranged in sequence along the circumferential direction, and a second mounting groove 36 is provided at one end of two adjacent arc plates close to each other, and a through mounting hole is provided on the bottom surface of the second mounting groove 36; two corresponding mounting holes on the two arc plates are butt-jointed; the fastener 4 passes through the two mounting holes to fix and connect the two arc plates; similarly, each insulating plate 33 includes a plurality of arc plates, and the plurality of arc plates are assembled and butt-jointed to form an arched insulating plate 33, and when two adjacent arc plates are butt-jointed, the two mounting holes in the two adjacent second mounting grooves 36 are butt-jointed, and then the fastener 4 is used to pass through the two mounting holes to fix and connect the two arc plates together. The fastener 4 is provided to include a screw and two locking nuts 42 threadedly connected to the screw.

[0034] See also Figure 2 and Figure 3 As a specific implementation of the shed hole for preventing high-voltage wires from falling off provided by the utility model, the fastener 4 includes a rod-like structure 41 and two locking nuts 42, and the two ends are respectively inserted into the two mounting holes; both ends of the rod-like structure 41 are provided with external threads, and the locking nuts 42 are threadedly connected to the rod-like structure 41; both ends of the rod-like structure 41 are provided with external threads on the outer surfaces, and the rod-like structure 41 is inserted into the two mounting holes, and the two ends of the rod-like structure 41 are respectively located in the two second mounting grooves 36 or the first mounting grooves 35, and finally fixedly connected with the two locking nuts 42.

[0035] See also Figure 4 As a specific embodiment of the shed hole for preventing high-voltage wires from falling off provided by the utility model, the filling layer 32 includes a steel mesh 37 arranged along the side of the shed hole body 2 and cement mortar filled in the filling space, and the insulating layer 31 is a plate made of insulating material or sprayed insulating paint, which is arranged along the outer side of the corrugated steel plate; by arranging the steel mesh 37 and the cement mortar filled in the steel mesh 37 and the trough, the corrugated steel plate has a stronger bearing capacity, so that it can effectively resist impact. The insulating layer 31 adopts a plate made of insulating material, or an insulating paint is sprayed on the flat plate. The insulating layer 31 can be made of polyethylene.

[0036] See also Figure 5 As a specific implementation of the shed hole for preventing high-voltage wires from falling off provided by the utility model, an insulating coating 38 can be sprayed on the outer surface of the corrugated steel plate in the filling layer 32 to form the insulating effect of the corrugated steel plate, and a plate made of insulating material can be installed on the outer side as an insulating layer 31.

[0037] See also Figure 1 and Figure 6As a specific embodiment of the shed tunnel for preventing high-voltage wires from falling off provided by the utility model, the number of the basic bases 1 is three, and they are arranged in sequence at intervals; the number of the shed tunnel bodies 2 is two, and they are arranged in parallel; the lower ends of the two shed tunnel bodies 2 are respectively fixedly installed on the two adjacent basic bases 1; a driving lane is formed between the two adjacent basic bases 1, and then the two shed tunnel bodies 2 are installed from top to bottom above the driving lane, and the lower ends of the two shed tunnel bodies 2 are respectively installed on the two adjacent basic bases 1. The basic base 1 is a reinforced concrete structure, and the foundation bolts 11 are prefabricated on the basic base 1. The shed tunnel for preventing high-voltage wires from falling off also includes an L-shaped connecting plate 12, the bottom plate of the L-shaped connecting plate 12 is butt-jointed and installed on the basic base 1, and is fixedly connected to the anchor bolts 11, and the side plates of the L-shaped connecting plate 12 are opposite to the ends of the shed tunnel bodies 2, and are connected by bolts and locked with nuts.

[0038] See also Figure 1 As a specific implementation of the shed tunnel for preventing high-voltage wires from falling off provided by the utility model, the insulating structure 3 is prefabricated and installed on the shed tunnel body 2; that is, before the shed tunnel body 2 is installed on the basic base 1, the prefabrication method makes the installation of the insulating structure 3 and the shed tunnel body 2 more convenient, and also makes the fixing effect of the insulating structure 3 installed on the shed tunnel body 2 more reliable.

[0039] The above are only preferred embodiments of the present invention and are not intended to limit the present invention. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A shed tunnel for preventing high-voltage wires from falling off, characterized in that: It includes a basic base, a shed body and an insulating structure installed on the outer side of the shed body; the basic base is used to be installed on the ground, both ends of the shed body are fixedly connected to the basic base, and the shed body is an arched corrugated steel plate; the insulating structure includes an insulating layer and a filling layer, the insulating layer is arranged along the outer side of the shed body, and a filling space is formed between the insulating layer and the outer side of the shed body, and the filling layer is arranged in the filling space.

2. The shed hole for preventing high-voltage wire from falling off according to claim 1 is characterized in that: The insulating layer is an insulating plate, the filling layer is arranged on the inner side of the insulating plate, and the filling layer is a convex portion arranged in a corrugated shape, and the convex portion is adapted to the crest and trough contour structure on the shed hole body.

3. The shed hole for preventing high-voltage wire from falling off as claimed in claim 2 is characterized in that: The insulating plate and the protruding portion are integrally formed.

4. The shed hole for preventing high-voltage wire from falling off as claimed in claim 2 is characterized in that: There are multiple insulating plates, all of which are arch-shaped. The multiple insulating plates are arranged in sequence along the length direction of the shed hole body, and two adjacent insulating plates are spliced ​​and connected using fasteners; a plurality of first mounting grooves are provided on both sides of the outer side surfaces of the insulating plates, and penetrating mounting holes are provided on the bottom surfaces of the first mounting grooves; two corresponding mounting holes on the two insulating plates are butt-arranged; and the fasteners pass through the two mounting holes to fix the two insulating plates in connection.

5. The shed hole for preventing high-voltage wire from falling off as claimed in claim 4 is characterized in that: The insulating plate includes a plurality of arc-shaped plates connected and arranged in sequence along the circumferential direction, and a second mounting groove is provided at the adjacent ends of two adjacent arc-shaped plates, and a penetrating mounting hole is provided on the bottom surface of the second mounting groove; the two corresponding mounting holes on the two arc-shaped plates are butt-arranged; and the fastener passes through the two mounting holes to fix the two arc-shaped plates in connection.

6. The shed hole for preventing high-voltage wire from falling off as claimed in claim 5 is characterized in that: The fastener comprises a rod-shaped structure and two locking nuts, and both ends are respectively inserted into the two mounting holes; both ends of the rod-shaped structure are provided with external threads, and the locking nuts are threadedly connected to the rod-shaped structure.

7. The shed hole for preventing high-voltage wire from falling off according to claim 1 is characterized in that: The filling layer includes a steel mesh arranged along the side of the shed hole body and cement mortar filled in the filling space, and the insulating layer is a plate made of insulating material or a sprayed insulating paint.

8. The shed hole for preventing high-voltage wire from falling off according to claim 1 is characterized in that: The filling layer is an insulating coating sprayed on the outer surface of the shed hole body, and the insulating layer is a plate made of insulating material.

9. The shed hole for preventing high-voltage wire from falling off according to claim 1, characterized in that: The number of the basic bases is three and they are arranged in sequence at intervals; the number of the shed hole bodies is two and they are arranged in parallel; the lower ends of the two shed hole bodies are respectively fixedly mounted on two adjacent basic bases.

10. The shed hole for preventing high-voltage wire from falling off according to claim 1, characterized in that: The insulating structure is prefabricated and installed on the shed hole body.

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