Aerial insulated cable installation support column

Abstract

The utility model discloses an overhead insulated cable installation supporting column, which relates to the technical field of overhead insulated cables and comprises a first supporting column rod and a second supporting column rod which are connected through a detachable connecting structure, and the interiors of the first supporting column rod and the second supporting column rod are respectively connected with a metal shielding layer in a penetrating manner through an insulating layer. The lower end of the first strut rod or the second strut rod is connected with a grounding structure, positioning structures are welded to the lower ends of the first strut rod and the second strut rod respectively, the outer wall of the first strut rod or the second strut rod is connected with a traction rod through a steering adjusting structure, and a stabilizing piece is welded to one end of the traction rod. According to the utility model, the inner walls of the first pillar rod and the second pillar rod which form the support pillar main body are respectively connected with the metal shielding layers, electromagnetic signals in the environment can be shielded through shielding structures of the inner and outer layers of the metal shielding layers, the electromagnetic interference effect can be reduced, and thus the stability of signal transmission of the insulated cable is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of overhead insulated cables, in particular to an overhead insulated cable installation support column. Background Art

[0002] Overhead lines mainly refer to overhead open lines, which are usually erected above the ground. Insulators are used to fix the transmission wires on the towers erected on the ground to transmit electric energy. Because of its convenient installation and maintenance and low cost, it has a wide range of applications. However, it is easily affected by weather and environment and causes failures. At the same time, the entire transmission corridor occupies a large area of ​​land and is prone to electromagnetic interference to the surrounding environment. To this end, we propose an overhead insulated cable installation support column that can reduce electromagnetic interference to the surrounding environment. Utility Model Content

[0003] The utility model aims to provide an overhead insulated cable installation support column to solve the problems raised in the above background technology.

[0004] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: an overhead insulated cable installation support column, comprising a first support rod and a second support rod connected by a detachable connection structure, the first support rod and the second support rod form a cylindrical cavity inside and are penetrated by an insulating cable, the first support rod and the second support rod are respectively penetrated by a metal shielding layer through the insulating layer inside, the metal shielding layer can enhance the shielding effect of the support column against external interference signals, the lower end of the first support rod or the second support rod is connected to a grounding structure, the grounding structure can ground the leakage current inside the support column, and improve the safety of the support column, the lower ends of the first support rod and the second support rod are respectively welded with positioning structures, the positioning structure can fix the support column on the ground, the outer wall of the first support rod or the second support rod is connected to a traction rod through a steering adjustment structure, one end of the traction rod is welded with a stabilizing plate, the traction rod is connected to the external fixing structure through the stabilizing plate, and the connection stability of the top end of the support column can be improved.

[0005] As a further solution of the utility model: the first support rod and the second support rod are connected to form a cylindrical support column body, and the detachable connection structure includes bolt plates respectively welded to the sides of the first support rod and the second support rod, and threaded holes are opened through the sides of the bolt plates. Bolts that are adapted to the threaded holes can be used to fix the sides of the first support rod and the second support rod.

[0006] As a further solution of the utility model: the detachable connection structure also includes a connection port opened on the side of the first support rod opposite to the bolt plate, a positioning shaft is welded inside the connection port, the positioning shaft and the interior of the second support rod are movably penetrated, so that one end of the second support rod is movably connected to one end of the first support rod through the positioning shaft.

[0007] As a further solution of the utility model: the metal shielding layer includes an inner shielding layer and an outer shielding layer, the inner shielding layer is semiconductor paper, the outer shielding layer is a woven copper wire mesh, and the material of the outer shielding layer is tinned copper or red copper. By setting a double-layer shielding layer, the shielding effect of the metal shielding layer can be improved.

[0008] As a further solution of the utility model: the grounding structure includes a conductive welding plate conductively connected to the lower end of the metal shielding layer, the bottom of the conductive welding plate is integrally formed with a conductive connecting plate, a grounding wire is fixed through the inside of the conductive connecting plate, and a gravity hammer is fixed to the lower end of the grounding wire. The gravity hammer can keep the grounding wire deep underground and maintain a safe connection distance with the ground.

[0009] As a further solution of the utility model: the positioning structure includes a standing plate, a threading hole is opened on the top of the standing plate, a threaded tube is welded on the top of the standing plate, and the internal threads of the threaded tube are connected with studs, which can enhance the connection stability of the lower end of the support column body.

[0010] As a further solution of the utility model: the steering adjustment structure includes a fixed mounting plate symmetrically fixed on the top end of the first support rod or the second support rod, and the two fixed mounting plates are movably connected internally with a dynamic steering plate, and movable shafts are successively passed through the interiors of the dynamic steering plate and the fixed mounting plates, one end of the dynamic steering plate is fixed to one end of the traction rod, and the direction of the traction rod can be adjusted through the dynamic steering plate.

[0011] Compared with the prior art, the beneficial effects of the utility model are:

[0012] 1. The utility model connects metal shielding layers to the inner walls of the first support rod and the second support rod constituting the main body of the support column, respectively, so as to shield electromagnetic signals in the environment through the shielding structures of the inner and outer layers of the metal shielding layers, thereby reducing electromagnetic interference and improving the stability of signal transmission of the insulated cable.

[0013] 2. The utility model can strengthen the connection strength between the support column body and the ground by connecting the positioning structure at the bottom of the first support rod and the second support rod. By connecting the grounding structure electrically connected to the metal shielding layer at the bottom of the support column body, the leakage current of the insulated cable can be drained underground, thereby improving the safety of the insulated cable. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a three-dimensional structural diagram of the utility model;

[0015] Figure 2 This is a structural diagram of the first support rod connection of the utility model;

[0016] Figure 3 For this utility model Figure 2A magnified view of middle;

[0017] Figure 4 For this utility model Figure 2 Enlarged view of B.

[0018] In the figure: 1. first support rod; 2. second support rod; 3. bolt plate; 4. connection port; 5. positioning shaft; 6. metal shielding layer; 7. threading hole; 8. conductive welding plate; 81. conductive connecting plate; 9. grounding wire; 91. gravity hammer; 10. standing plate; 11. threaded pipe; 12. stud; 13. fixed mounting plate; 14. dynamic steering plate; 15. movable shaft; 16. traction rod; 17. stabilizing plate; 18. insulated cable. DETAILED DESCRIPTION

[0019] 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.

[0020] See also Figure 1-Figure 4 The utility model provides a technical solution: an overhead insulated cable installation support column, comprising a first support rod 1 and a second support rod 2 connected by a detachable connection structure, the detachable connection structure also includes a connection port 4 opened on the side of the first support rod 1 opposite to the bolt plate 3, a positioning shaft 5 is welded inside the connection port 4, the positioning shaft 5 is movably penetrated through the inside of the second support rod 2, so that one end of the second support rod 2 is movably connected to one end of the first support rod 1 through the positioning shaft 5, the first support rod 1 and the second support rod 2 are connected to form a cylindrical support column body, the detachable connection structure includes bolt plates 3 respectively welded to the side surfaces of the first support rod 1 and the second support rod 2, threaded holes are penetrated through the side surfaces of the bolt plates 3, and bolts adapted to the threaded holes can be used to fix the side surfaces of the first support rod 1 and the second support rod 2.

[0021] A cylindrical cavity is formed inside the first support rod 1 and the second support rod 2 and is penetrated by an insulating cable 18. A metal shielding layer 6 is penetrated by the insulating layer inside the first support rod 1 and the second support rod 2 respectively. The metal shielding layer 6 includes an inner shielding layer and an outer shielding layer. The metal shielding layer 6 can enhance the shielding effect of the support column against external interference signals. The lower end of the first support rod 1 or the second support rod 2 is connected to a grounding structure. The grounding structure can ground the leakage current inside the support column to improve the safety of the support column. The grounding structure includes a conductive welding plate 8 conductively connected to the lower end of the metal shielding layer 6. A conductive connecting plate 81 is integrally formed at the bottom of the conductive welding plate 8. A grounding wire 9 is fixedly penetrated inside the conductive connecting plate 81.

[0022] The lower ends of the first support rod 1 and the second support rod 2 are respectively welded with positioning structures, and the positioning structure includes a standing plate 10. A threading hole 7 is opened on the top of the standing plate 10, and a threaded tube 11 is welded on the top of the standing plate 10. The internal thread of the threaded tube 11 is connected with a stud 12. The stud 12 can enhance the connection stability of the lower end of the support column body. The positioning structure can fix the support column on the ground. The outer wall of the first support rod 1 or the second support rod 2 is connected with a traction rod 16 through a steering adjustment structure. The steering adjustment structure includes a fixed mounting plate 13 symmetrically fixed on the top of the first support rod 1 or the second support rod 2. A stabilizing plate 17 is welded at one end of the traction rod 16. The traction rod 16 is connected to the external fixed structure through the stabilizing plate 17, which can improve the connection stability of the top of the support column.

[0023] Preferably, Figure 2 As shown, the inner shielding layer is semiconductor paper, the outer shielding layer is a woven copper wire mesh, and the material of the outer shielding layer is tinned copper or red copper. By setting a double shielding layer, the shielding effect of the metal shielding layer 6 can be improved.

[0024] Preferably, Figure 2 As shown, a gravity hammer 91 is fixed to the lower end of the grounding wire 9, and the gravity hammer 91 can keep the grounding wire 9 deep underground and maintain a safe connection distance with the ground.

[0025] Preferably, Figure 4 As shown, the two fixed mounting plates 13 are movably connected internally with a dynamic steering plate 14, and a movable shaft 15 passes through the dynamic steering plate 14 and the fixed mounting plates 13 in sequence. One end of the dynamic steering plate 14 is fixed to one end of the traction rod 16, and the direction of the traction rod 16 can be adjusted through the dynamic steering plate 14.

[0026] Working principle: When in use, the insulating cable 18 is adapted and snapped onto the inner wall of the first support rod 1, the grounding structure is electrically connected to the lower end of the metal shielding layer 6, the first support rod 1 and the second support rod 2 are connected by bolts of the adapter bolt plate 3, and then the station plate 10 is fixed to the ground by the stud 12, so as to complete the positioning and fixation of the support column body on the ground, so that the support column body can be fixedly installed on the ground, and at the same time, the gravity hammer 91 is penetrated to a certain distance underground to ensure that the grounding wire 9 can drain the leaked current to a safe distance underground through the gravity hammer 91, thereby reducing the risk of electric shock to surrounding personnel caused by leakage during the use of the insulating cable 18, and adjusting the connection direction of the traction rod 16 with the center line of the movable shaft 15 as the axis, and fixing it with the external power supply equipment through the stabilizing plate 17, so as to improve the connection stability of the upper end of the support column body, and by respectively connecting the metal shielding layer 6 to the inner walls of the first support rod 1 and the second support rod 2 constituting the support column body, the electromagnetic signals in the environment can be shielded by the shielding structure of the inner and outer layers of the metal shielding layer 6, thereby reducing the electromagnetic interference effect.

[0027] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0028] Although the embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. An overhead insulated cable installation support column, characterized in that: The invention comprises a first support rod (1) and a second support rod (2) connected via a detachable connection structure, wherein the first support rod (1) and the second support rod (2) are respectively connected with a metal shielding layer (6) penetrating through an insulating layer inside, the lower end of the first support rod (1) or the second support rod (2) is connected with a grounding structure, the lower end of the first support rod (1) or the second support rod (2) is respectively welded with a positioning structure, the outer wall of the first support rod (1) or the second support rod (2) is connected with a traction rod (16) via a steering adjustment structure, and one end of the traction rod (16) is welded with a stabilizing plate (17).

2. An overhead insulated cable installation support column according to claim 1, characterized in that: The first support rod (1) and the second support rod (2) are connected to form a cylindrical support column body, and the detachable connection structure comprises bolt plates (3) respectively welded to the side surfaces of the first support rod (1) and the second support rod (2), and threaded holes are formed through the side surfaces of the bolt plates (3).

3. An overhead insulated cable installation support column according to claim 2, characterized in that: The detachable connection structure also includes a connection port (4) opened on a side of the first support rod (1) opposite to the bolt plate (3), a positioning shaft (5) is welded inside the connection port (4), and the positioning shaft (5) movably penetrates inside the second support rod (2).

4. The overhead insulated cable installation support column according to claim 1, characterized in that: The metal shielding layer (6) comprises an inner shielding layer and an outer shielding layer, the inner shielding layer is semiconductor paper, the outer shielding layer is a braided copper wire mesh, and the material of the outer shielding layer is tinned copper or red copper.

5. The overhead insulated cable installation support column according to claim 1, characterized in that: The grounding structure comprises a conductive welding sheet (8) conductively connected to the lower end of the metal shielding layer (6); a conductive connecting sheet (81) is integrally formed at the bottom of the conductive welding sheet (8); a grounding wire (9) is fixedly passed through the interior of the conductive connecting sheet (81); and a gravity hammer (91) is fixedly fixed to the lower end of the grounding wire (9).

6. An overhead insulated cable installation support column according to claim 1, characterized in that: The positioning structure comprises a station plate (10), a threading hole (7) is provided on the top of the station plate (10), a threaded tube (11) is welded to the top of the station plate (10), and a stud (12) is connected to the inner thread of the threaded tube (11).

7. An overhead insulated cable installation support column according to claim 1, characterized in that: The steering adjustment structure comprises a fixed mounting plate (13) symmetrically fixed to the top end of a first support rod (1) or a second support rod (2); a movable steering plate (14) is movably connected inside the two fixed mounting plates (13); movable shafts (15) penetrate the insides of the movable steering plate (14) and the fixed mounting plates (13) in sequence; and one end of the movable steering plate (14) is fixed to one end of a traction rod (16).

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