Ice-resistant overhead line iron tower
By setting up support plates and thermal blocks at the corners of the tower, and setting up thermal blocks and insulating casings on the line frame, the problem that existing towers cannot effectively prevent high-altitude lines from freezing, realizing the double weight of the tower and high-altitude lines The anti-ice effect reduces the risk of ice disaster damage and artificial ice cleaning, and improves the safety and economics of the tower.
Patent Information
- Application Number
- CN202411628447.3
- Authority / Receiving Office
- CN · China
- Patent Type
- Applications(China)
- Current Assignee / Owner
- Filing Date
- 2024-11-14
- Publication Date
- 2025-01-03
AI Technical Summary
The existing towers have heat conducting pipes in the support column. Although they can resist ice, they cannot effectively prevent high-altitude lines from freezing, and they do not protect them enough, resulting in high-altitude lines, which leads to high-altitude damage and is also highly risky of artificial ice cleaning and is not economical.
An anti-ice overhead line tower was designed, including the lower tower body, the upper tower body and the line frame. The lower support plate and the upper support plate are set at the corners of the tower body, and multiple groups of lower rack plates and Thermal conductive block uses thermal conductive blocks and thermal insulation layer to prevent ice cubes from forming, and combines insulating sleeves and fastening bolts to achieve stable installation and insulation effects.
The dual anti-ice effect of tower support columns and high-altitude lines has been achieved, reducing ice disaster damage, reducing artificial ice cleaning frequency, and improving the safety and economicality of the tower.
Smart Images
Figure CN119244067A_ABST
Abstract
Description
Technical Field
[0001] The invention relates to the technical field of line iron towers, and in particular to an ice-resistant overhead line iron tower. Background Art
[0002] The existing iron tower structure is mainly made of various steel sections, and the tower is provided with an insulator string for hanging the conductor. Since the overhead line is exposed in the wild for a long time, it is inevitably threatened by natural adverse factors such as icing, dirt, and lightning during operation. In the specification of a linear iron tower for ice-proof transmission lines in the prior art (Announcement No. CN217480955U), it is mentioned that "a support column is provided at the bottom of the tower body, a heat pipe is installed on the support column, a plurality of left U-shaped pallets are provided on one side of the support column, a positioning mechanism is provided between the left U-shaped pallet and the support column, a plurality of right U-shaped pallets are installed on the other side of the support column, and the right U-shaped pallet is arranged one by one with the left U-shaped pallet, two connection grooves are provided on one side of the left U-shaped pallet, two connection seats are fixedly installed on one side of the right U-shaped pallet, and the connection seats are adapted to the corresponding connection grooves, and the two connection seats are provided with fixed grooves on the sides away from each other, and the inner wall of the two connection grooves is provided with a moving hole on the side away from each other".
[0003] The iron tower in the prior art is equipped with heat transfer pipes in the supporting columns. The heat transfer area is large and can resist ice on the iron tower supporting columns, but cannot resist ice on the installed aerial lines. The aerial lines are weaker than the iron tower itself, and the relevant parts are more likely to be damaged due to freezing. Without the anti-icing of the aerial lines, manual ice removal is required, which has a high risk factor and is not economical and practical. Summary of the invention
[0004] In order to overcome the defects of the prior art, an ice-resistant overhead line iron tower is provided to solve the problem that the iron tower in the prior art has a heat pipe arranged in the supporting column, which has a large heat conduction area, can resist ice on the supporting column of the iron tower, but cannot resist ice on the mounted high-altitude line, which is not economical and practical.
[0005] In order to achieve the above-mentioned purpose, an ice-resistant overhead line iron tower is provided, comprising a lower tower body, an upper tower body and a line frame, wherein lower support plates are fixed at the four corners of the lower tower body, a first fixed plate is fixed at the upper part of the lower support plate, and two groups of second side hangers are installed on the left and right sides of the lower tower body, the upper tower body is fixed at the upper end of the first fixed plate, a fork-shaped plate is arranged on the front and rear sides of the upper tower body, an upper support plate is fixed at the four corners of the upper tower body, a top seat is fixed at the upper end of the upper support plate, and three groups of first side hangers are installed on the left and right sides of the upper tower body, and the line frame is installed in the first side hanger and the second side hanger. The line frame is provided with multiple groups of lower frame plates, an upper protective frame is arranged at the upper end of the lower frame plate, and a heat conduction block is arranged at the lower part of the upper protective frame.
[0006] Furthermore, side fixing frames are fixed to the lower left and right sides of the lower tower body, a base is provided at the bottom of the lower tower body, a lower center column is sleeved between the base and the center of the first fixing plate, and outer fences are fixed to the upper parts of the front and rear side surfaces of the lower tower body.
[0007] Furthermore, a second fixing plate is provided at the bottom of the upper tower body, and a top seat is provided at the top of the upper tower body, an upper center column is sleeved between the second fixing plate and the top seat, the lower end of the upper center column is fixed to the upper end of the lower center column, and a second insulating sleeve is provided at the upper end of the upper center column.
[0008] Furthermore, a side fixing plate is provided on one side of the first side hanger, a first screw hole is provided on the side fixing plate, and a fastening bolt is installed between the first screw hole and the corresponding third screw hole on the upper support plate, and three groups of first insulating sleeves are installed on the upper end surface of the first side hanger, and multiple groups of partition plates are installed in the first side hanger.
[0009] Furthermore, a fastening bolt is installed between a side surface of the second side hanger and a corresponding second screw hole on the lower support plate, and two groups of first insulating sleeves are provided on the upper end surface of the second side hanger.
[0010] Furthermore, the circuit rack is provided with multiple groups of lower frame plates, a connecting section is provided between the lower frame plate and an adjacent group of lower frame plates, and a lower pad is provided on the lower end surface of the lower frame plate, a groove is provided on the upper end surface of the lower frame plate, and multiple groups of separators are provided on the groove.
[0011] Furthermore, an upper protective frame is arranged at the upper end of the lower frame plate, a heat conducting block is arranged at the lower part of the upper protective frame, and an insulation layer is arranged at the upper part of the upper protective frame.
[0012] The beneficial effects of the present invention are: 1. The structural arrangement of the lower tower body and the upper tower body of the present invention is firm, solid and reliable, and the arrangement of the lower central column in the lower tower body and the upper central column in the upper tower body plays a role of central positioning support, and the arrangement is safer and more reliable.
[0013] 2. In the present invention, the first side hanger and the upper tower body, the second side hanger and the lower tower body are conveniently and stably installed, and are also conveniently disassembled. The first insulating sleeves arranged on the upper end surfaces of the first side hanger and the second side hanger have a safety insulation effect. At the same time, line racks are arranged in the first side hanger and the second side hanger. The arrangement of the line racks facilitates the neat installation of the high-altitude lines to avoid entanglement.
[0014] 3. The multiple groups of lower frame plates arranged on the line rack of the present invention can be used to mount multiple groups of lines. The overhead lines can be mounted in the grooves, and the overhead lines on both sides can be separated by separators. At the same time, the upper protective frame is arranged to prevent the mounted overhead lines from flying away. On the other hand, the heat conductive blocks arranged in the upper protective frame have the effect of heat conduction and anti-icing, thereby preventing ice from forming on the mounted overhead lines, which is safer and more reliable to use.
[0015] 4. The present invention can not only resist ice for the tower support columns, but also resist ice for the installed aerial lines. The aerial lines are more fragile at the intersection of the towers, and the relevant parts are more likely to be damaged due to freezing. Through multiple experiments in the industry on the anti-icing of the aerial line contact parts, the cost of technical improvement is low, manual ice clearing is greatly reduced, and it is easy to implement and apply, which effectively reduces the damage caused by ice disasters. Although the structure is simple, the economic effect is very significant. BRIEF DESCRIPTION OF THE DRAWINGS
[0016] Figure 1 A schematic cross-sectional view of an ice-resistant overhead line tower according to an embodiment of the present invention; Figure 2 It is a schematic diagram of the frame structure of the lower tower body and the upper tower body according to an embodiment of the present invention; Figure 3 is a schematic diagram of the structure of a first side hanger according to an embodiment of the present invention; Figure 4 Schematic diagram of the circuit frame structure of an embodiment of the present invention.
[0017] In the figure: 1, lower tower body; 10, second screw hole; 11, first fixing plate; 12, outer fence; 13, lower center column; 14, base; 15, lower support plate; 16, side fixing frame; 2, upper tower body; 20, second fixing plate; 21, upper support plate; 22, fork-shaped plate; 23, upper center column; 24, top seat; 25, second insulating sleeve; 26, third screw hole; 3, first side hanger; 30, side fixing plate; 31, first screw hole; 32, partition plate; 4, second side hanger; 5, first insulating sleeve; 6, line rack; 60, lower pad; 61, lower rack plate; 62, connecting section; 63, groove; 64, partition plate; 65, upper protective frame; 66, insulation layer; 67, heat conductive block. DETAILED DESCRIPTION
[0018] 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. The specific embodiments described herein are only used to explain the present invention and are not intended to limit the present invention. Specific details such as specific system structures and technologies are proposed in order to more thoroughly understand the embodiments of the present invention. The described embodiments are part of the embodiments of the present disclosure, rather than all of the embodiments. However, it should be clear to those skilled in the art that the present invention can also be implemented in other embodiments without these specific details. Based on the embodiments in the present disclosure, all other embodiments obtained by those skilled in the art without making creative work belong to the scope of protection of the present disclosure.
[0019] The specific embodiments of the present invention are described in detail below with reference to the accompanying drawings.
[0020] Figure 1 Schematic diagram of the cross section of an ice-resistant overhead line tower according to an embodiment of the present invention; Figure 2 Schematic diagram of the frame structure of the lower tower body and the upper tower body according to an embodiment of the present invention, Figure 3 Schematic diagram of the first side hanger structure of an embodiment of the present invention and Figure 4 Schematic diagram of the circuit frame structure of an embodiment of the present invention.
[0021] Reference Figures 1 to 4 As shown, the present invention provides an ice-resistant overhead line iron tower, comprising a lower tower body 1, an upper tower body 2 and a line frame 6, wherein lower support plates 15 are fixed at the four corners of the lower tower body 1, and a first fixed plate 11 is fixed on the upper part of the lower support plate 15, and two groups of second side hangers 4 are installed on the left and right sides of the lower tower body 1, the upper tower body 2 is fixed at the upper end of the first fixed plate 11, and an upper support plate 21 is fixed at the four corners of the upper tower body 2, and a top seat 24 is fixed on the upper end of the upper support plate 21, and three groups of first side hangers 3 are installed on the left and right sides of the upper tower body 2, and the line frame 6 is installed in the first side hanger 3 and the second side hanger 4. The line frame 6 is provided with multiple groups of lower frame plates 61, and an upper protective frame 65 is provided at the upper end of the lower frame plate 61, and a heat conductive block 67 is provided at the lower part of the upper protective frame 65. Through the built-in sensor, when the ice reaches a certain thickness, the heating is started through the power supply connected to the system.
[0022] In this embodiment, side fixing frames 16 are fixed to the lower parts of the left and right sides of the lower tower body 1, and a base 14 is provided at the bottom of the lower tower body 1, and a lower center column 13 is sleeved between the base 14 and the center of the first fixing plate 11, and an outer fence 12 is fixed to the upper parts of the front and rear side surfaces of the lower tower body 1; a second fixing plate 20 is provided at the bottom of the upper tower body 2, and a top seat 24 is provided at the top of the upper tower body 2, an upper center column 23 is sleeved between the second fixing plate 20 and the top seat 24, the lower end of the upper center column 23 is fixed to the upper end of the lower center column 13, and a second insulating sleeve 25 is provided at the upper end of the upper center column 23.
[0023] As a preferred embodiment, the structural arrangement of the lower tower body 1 and the upper tower body 2 of the present invention is firm, solid and reliable, and the arrangement of the lower center column 13 in the lower tower body 1 and the upper center column 23 in the upper tower body 2 plays a role of central positioning support, making the arrangement safer and more reliable.
[0024] In this embodiment, a side fixing plate 30 is provided on one side of the first side hanger 3, a first screw hole 31 is provided on the side fixing plate 30, and a fastening bolt is installed between the first screw hole 31 and the corresponding third screw hole 26 on the upper support plate 21, and three groups of first insulating sleeves 5 are installed on the upper end surface of the first side hanger 3, and a plurality of partition plates 32 are installed in the first side hanger 3; a fastening bolt is installed between one side surface of the second side hanger 4 and the corresponding second screw hole 10 on the lower support plate 15, and two groups of first insulating sleeves 5 are installed on the upper end surface of the second side hanger 4.
[0025] As a preferred embodiment, the first side hanger 3 and the upper tower body 2, and the second side hanger 4 and the lower tower body 1 in the present invention are convenient and stable to install and also convenient to disassemble, and the first insulating sleeve 5 arranged on the upper end faces of the first side hanger 3 and the second side hanger 4 has a safe insulation effect, and at the same time, the first side hanger 3 and the second side hanger 4 are both provided with a line rack 6, and the setting of the line rack 6 facilitates the neat installation of the aerial lines to avoid entanglement.
[0026] In this embodiment, a plurality of groups of lower frame plates 61 are arranged on the circuit rack 6, a connecting section 62 is arranged between the lower frame plate 61 and an adjacent group of lower frame plates 61, a lower pad 60 is arranged on the lower end surface of the lower frame plate 61, a groove 63 is arranged on the upper end surface of the lower frame plate 61, and a plurality of groups of partition plates 64 are arranged on the groove 63; an upper protective frame 65 is arranged on the upper end of the lower frame plate 61, a heat conductive block 67 is arranged at the lower part of the upper protective frame 65, and an insulation layer 66 is arranged at the upper part of the upper protective frame 65.
[0027] As a preferred embodiment, the multiple groups of lower frame plates 61 provided on the line frame 6 of the present invention can be used to mount multiple groups of lines. The overhead lines can be mounted in the grooves 63, and the separators 64 are used to separate the overhead lines on both sides. At the same time, the upper protective frame 65 is provided to prevent the mounted overhead lines from flying away. On the other hand, the heat conductive blocks 67 provided in the upper protective frame 65 have the effect of heat conduction and anti-icing, thereby preventing ice from forming on the mounted overhead lines, making the use safer and more reliable.
[0028] The present invention can effectively solve the problem in the prior art that heat pipes are arranged in the supporting columns of the iron tower, which has a large heat conduction area but can only resist ice on the supporting columns of the iron tower, but cannot resist ice on the installed aerial lines, and is not economical and practical. The upper and lower tower body structures of the tower of the present invention are firmly and reliably arranged, and the installation is stable, so that the first side hanger on the upper tower body and the second side hanger on the lower tower body are also safely and stably installed, and the line racks installed in the first side hanger and the second side hanger not only help to make the overhead lines regular and tidy, but also perform heat conduction treatment on the installed aerial lines and perform anti-icing protection treatment.
[0029] The above embodiments are used to illustrate the present invention rather than to limit the present invention. Any modifications and changes made to the present invention within the spirit of the present invention and the scope of the claims for protection shall be included in the protection scope of the present invention.
Claims
1. An ice-resistant overhead line tower, characterized in that: The invention comprises a lower tower body (1), an upper tower body (2) and a line rack (6), wherein lower support plates (15) are fixed at four corners of the lower tower body (1), a first fixing plate (11) is fixed on the upper part of the lower support plate (15), two sets of second side hangers (4) are installed on the left and right sides of the lower tower body (1), the upper tower body (2) is fixed at the upper end of the first fixing plate (11), the front and rear sides of the upper tower body (2) are provided with fork-shaped plates (22), and the four corners of the upper tower body (2) are provided with a plurality of second side hangers (4). An upper support plate (21) is fixed at each of the tower bodies (2), a top seat (24) is fixed at the upper end of the upper support plate (21), and three groups of first side hangers (3) are installed on the left and right sides of the upper tower body (2), a line rack (6) is installed in each of the first side hangers (3) and the second side hangers (4), a plurality of groups of lower rack plates (61) are arranged on the line rack (6), an upper protective rack (65) is arranged at the upper end of the lower rack plate (61), and a heat conducting block (67) is arranged at the lower part of the upper protective rack (65).
2. The ice-resistant overhead line tower according to claim 1, characterized in that: The circuit rack (6) is provided with a plurality of groups of lower frame plates (61), a connecting section (62) is provided between the lower frame plates (61) and an adjacent group of lower frame plates (61), a lower cushion block (60) is provided on the lower end surface of the lower frame plate (61), a groove (63) is provided on the upper end surface of the lower frame plate (61), and a plurality of groups of separators (64) are provided on the groove (63).
3. The ice-resistant overhead line tower according to claim 1 or 2, characterized in that: Side fixing frames (16) are fixed to the lower parts of the left and right sides of the lower tower body (1), a base (14) is provided at the bottom of the lower tower body (1), a lower center column (13) is sleeved between the base (14) and the center of the first fixing plate (11), and outer fences (12) are fixed to the upper parts of the front and rear side surfaces of the lower tower body (1).
4. The ice-resistant overhead line tower according to claim 1, 2 or 3, characterized in that: A second fixing plate (20) is provided at the bottom of the upper tower body (2), and a top seat (24) is provided at the top of the upper tower body (2); an upper central column (23) is sleeved between the second fixing plate (20) and the top seat (24); the lower end of the upper central column (23) is fixed to the upper end of the lower central column (13), and a second insulating sleeve (25) is provided at the upper end of the upper central column (23).
5. An ice-resistant overhead line tower according to claim 1, 2, 3 or 4, characterized in that: A side fixing plate (30) is provided on one side of the first side hanger (3), a first screw hole (31) is provided on the side fixing plate (30), and a fastening bolt is installed between the first screw hole (31) and a corresponding third screw hole (26) on the upper support plate (21), and three groups of first insulating sleeves (5) are installed on the upper end surface of the first side hanger (3), and a plurality of groups of partition plates (32) are installed in the first side hanger (3).
6. The ice-resistant overhead line tower according to claim 1, 2, 3, 4 or 5, characterized in that: A fastening bolt is installed between a side surface of the second side hanger (4) and a corresponding second screw hole (10) on the lower support plate (15), and two groups of first insulating sleeves (5) are provided on the upper end surface of the second side hanger (4).
7. The ice-resistant overhead line tower according to claim 6, characterized in that: A heat-insulating layer (66) is provided on the upper portion of the upper protection frame (65).