Extra-high voltage steel tube tower structure with anti-falling device

Abstract

The utility model belongs to the technical field of steel tube towers, and particularly relates to an extra-high voltage steel tube tower structure with an anti-falling device. The extra-high voltage steel tube tower structure with the anti-falling device comprises a tower body, a ladder stand main body and an anti-falling device guide rail. Wherein the ladder stand main body is connected to a tower body and is provided with a plurality of pedal rods; the falling protector guide rail comprises a plurality of guide rail single bodies which are sequentially spliced and connecting plates used for connecting the adjacent guide rail single bodies, the splicing faces of the adjacent guide rail single bodies are provided with corresponding square notches respectively, the guide rail single bodies and the connecting plates are provided with corresponding installation round holes, and the connecting plates are further provided with installation square holes corresponding to the square notches. The falling protector guide rail further comprises a first fastening piece penetrating through the mounting round hole and a second fastening piece penetrating through the mounting square hole, and the second fastening piece is provided with a square body used for being nested in the square notch. The technical problem that in the prior art, an anti-falling device is unstable in structure can be solved.

Description

Technical Field

[0001] The present application belongs to the technical field of steel tube towers, and more specifically, to an ultra-high voltage steel tube tower structure with an anti-fall device. Background Art

[0002] With the development of society and the advancement of science and technology, UHV power transmission technology has gradually become the mainstream mode of power transmission. As an important part of UHV power transmission lines, UHV steel pipe towers are of great significance to the development of UHV power transmission technology.

[0003] Since the UHV steel pipe tower is a high-altitude operation during construction, it is necessary to configure an anti-fall device. At present, although there are some UHV steel pipe towers with anti-fall devices, these anti-fall devices generally have the problem of unstable structure and easy shaking, and further improvement and research and development are necessary. Therefore, it is necessary to solve the above technical problems. Summary of the invention

[0004] The purpose of the embodiments of the present application is to provide an ultra-high voltage steel pipe tower structure with an anti-fall device to solve the technical problem of the unstable structure of the anti-fall device in the prior art.

[0005] In order to achieve the above-mentioned purpose, the technical solution adopted in this application is: to provide a UHV steel pipe tower structure with an anti-fall device, comprising:

[0006] Tower body;

[0007] A ladder body connected to the tower body and having a plurality of stepping rods;

[0008] The fall arrester guide rail comprises a plurality of guide rail monomers spliced ​​in sequence and a connecting plate for connecting adjacent guide rail monomers, the splicing surfaces of adjacent guide rail monomers are respectively provided with corresponding square notches, the guide rail monomers and the connecting plate are provided with corresponding mounting circular holes and the connecting plate is also provided with mounting square holes corresponding to the square notches, the fall arrester guide rail also comprises a first fastener passing through the mounting circular hole and a second fastener passing through the mounting square hole, the second fastener has a square body for being nested in the square notch.

[0009] Optionally, the guide rail monomer has a first guide portion and a second guide portion that are perpendicular to each other;

[0010] The mounting circular hole and the square notch are arranged on the first guide portion, and adjacent second guide portions are interlocked with each other.

[0011] Optionally, two ends of the second guide portion along its axial direction are respectively provided with a square protrusion and a square groove adapted to the size of the square protrusion.

[0012] Optionally, the link plates are arranged on opposite sides of the first guide portion.

[0013] Optionally, the circular mounting holes are symmetrically distributed on both sides of the square mounting hole.

[0014] Optionally, the UHV steel pipe tower structure with a fall prevention device further includes a connecting seat;

[0015] The connecting seat comprises a first connecting plate portion, a second connecting plate portion and a third connecting plate portion which are perpendicular to each other. The connecting seat is detachably connected to the tower body by a first bolt passing through the first connecting plate portion and a first nut threadedly connected to the first bolt. The ladder body and the guide rail monomer are detachably connected to the connecting seat by a second bolt passing through the second connecting plate portion and a second nut threadedly connected to the second bolt.

[0016] The third connecting plate portion is perpendicular to the axial direction of the tower body, and the first nut and the second nut are all located within the projection range of the third connecting plate portion in the axial direction of the tower body.

[0017] Optionally, the connecting seat is connected to the ladder body and the guide rail monomer through a first supporting plate and a second supporting plate respectively;

[0018] The first support plate and the second support plate are stacked and connected to the connection seat through the second bolts passing through the first support plate and the second support plate.

[0019] Optionally, at least two of the first bolts and the second bolts are respectively designed and are distributed in sequence along different directions.

[0020] Optionally, the UHV steel pipe tower structure with a fall prevention device further includes a mounting seat;

[0021] The mounting seat comprises a first mounting plate portion which is spaced apart from the tower body and parallel to the axial direction of the tower body, and a second mounting plate portion which is connected between the tower body and the first mounting plate portion;

[0022] The first connecting plate portion is detachably connected to the first mounting plate portion by the first bolt.

[0023] Optionally, the ladder body comprises a plurality of square sleeves spliced ​​in sequence and an inner square tube arranged inside the square sleeves;

[0024] The inner square tube has at least a portion for being accommodated in the adjacent square tube, and the square tube is provided with a depression for limiting the movement of the inner square tube inside the square tube, and the depression is recessed toward the inside of the square tube along the radial direction of the square tube.

[0025] The beneficial effect of the UHV steel pipe tower structure with an anti-fall device provided by the present application is that compared with the prior art, in the UHV steel pipe tower structure provided by the present application, its anti-fall device guide rail is composed of a number of guide rail monomers spliced ​​in sequence and a connecting plate connected between adjacent guide rail monomers. Since the splicing surfaces of adjacent guide rail monomers respectively have corresponding square notches, the guide rail monomers and the connecting plates are provided with corresponding mounting circular holes and the connecting plates are also provided with mounting square holes corresponding to the square notches. Therefore, when the first fastener and the second fastener respectively pass through the mounting circular hole and the mounting square hole, in addition to the connecting plate itself being able to stably connect the adjacent guide rail monomers, the square body provided on the second fastener can also be nested in the square notch formed on the guide rail monomer, effectively avoiding shaking between adjacent guide rail monomers, greatly improving the structural stability of the anti-fall device, and being far superior to the prior art. BRIEF DESCRIPTION OF THE DRAWINGS

[0026] In order to more clearly illustrate the technical solutions in the embodiments of the present application, 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 ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative labor.

[0027] Figure 1 A schematic diagram of the partial structure of the ultra-high voltage steel pipe tower structure with an anti-fall device provided in the embodiment of the present application Figure 1 ;

[0028] Figure 2 for Figure 1 Schematic diagram of the structural explosion at A in the middle;

[0029] Figure 3 for Figure 1 A magnified view of the structure at B in the middle;

[0030] Figure 4 A schematic diagram of the partial structure of the ultra-high voltage steel pipe tower structure with an anti-fall device provided in the embodiment of the present application Figure 2 ;

[0031] Figure 5 A schematic diagram of the main structure of a UHV steel pipe tower structure with an anti-fall device provided in an embodiment of the present application;

[0032] Figure 6 For along Figure 5 The cross-sectional structure diagram along the AA line;

[0033] Figure 7 for Figure 6 A partial enlarged view of point C in the middle.

[0034] Among them, the reference numerals in the figure are: 100, tower body; 200, ladder body; 201, footrest; 202, square sleeve; 203, inner sleeve square tube; 204, concave portion; 300, fall arrester guide rail; 301, guide rail monomer; 302, connecting plate; 303, square notch; 304, mounting circular hole; 305, mounting square hole; 306, first fastener; 307, second fastener; 308, square body; 311, first guide portion; 312, second fastener; 313, second guide portion; 314, third guide portion; 315, third guide portion; 316, fourth guide portion; 317, fifth guide portion; 318, fifth guide portion; 319, fifth guide portion; 320, fifth guide portion; 321, fifth guide portion; 322, fifth guide portion; 323, fifth guide portion; 324, fifth guide portion; 325, fifth guide portion; 326, fifth guide portion; 327, fifth guide portion; 328, fifth guide portion; 329, fifth guide portion; 330, fifth guide portion; 331, fifth guide portion; 332, fifth guide portion; 333, fifth guide portion; 334, fifth guide portion; 335, fifth guide portion; 336, fifth guide portion; 337, fifth guide portion; 338, fifth guide portion; 339, fifth guide portion; 340, fifth guide portion; 341, fifth guide portion; 342, fifth guide portion; 343, fifth guide portion; 344, fifth guide portion; 345, fifth guide portion; 346, fifth guide portion; 347, fifth guide portion; 348, fifth guide portion; 349, fifth guide portion; 350, fifth guide portion 12. second guide portion; 313. square protrusion; 314. square groove; 400. connecting seat; 401. first connecting plate portion; 402. second connecting plate portion; 403. third connecting plate portion; 404. first bolt; 405. first nut; 406. second bolt; 407. second nut; 501. first support plate; 502. second support plate; 600. mounting seat; 601. first mounting plate portion; 602. second mounting plate portion. DETAILED DESCRIPTION

[0035] In order to make the technical problems, technical solutions and beneficial effects to be solved by the present application more clearly understood, the present application 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 application and are not used to limit the present application.

[0036] 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.

[0037] 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 application 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 should not be understood as a limitation on the present application.

[0038] 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. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of the features. In the description of this application, the meaning of "plurality" is two or more, unless otherwise clearly and specifically defined.

[0039] Please also read Figures 1 to 7The ultra-high voltage steel pipe tower structure with an anti-fall device provided in the embodiment of the present application is now described. The ultra-high voltage steel pipe tower structure with an anti-fall device includes a tower body 100, a ladder body 200 and an anti-fall device guide rail 300. Among them:

[0040] The tower body 100 is generally a hollow steel pipe column, the ladder body 200 is connected to the tower body 100 and has a plurality of stepping rods 201, which is convenient for the staff to climb from the stepping rods 201, and the fall arrester guide rail 300 is used for sliding connection to the fall arrester, and its structural stability is of great significance to the life safety of the operator. In this embodiment, the fall arrester guide rail 300 includes a plurality of guide rail monomers 301 spliced ​​in sequence and a connecting plate 302 for connecting adjacent guide rail monomers 301, and the splicing surfaces of adjacent guide rail monomers 301 are respectively provided with corresponding square notches 303, the guide rail monomers 301 and the connecting plate 302 are provided with corresponding installation circular holes 304, and the connecting plate 302 is also provided with an installation square hole 305 corresponding to the square notch 303, the fall arrester guide rail 300 also includes a first fastener 306 passing through the installation circular hole 304 and a second fastener 307 passing through the installation square hole 305, and the second fastener has a square body 308 for nesting in the square notch 303.

[0041] According to the above structure provided in the present embodiment, the fall arrester guide rail 300 in the present embodiment is composed of a plurality of guide rail monomers 301 spliced ​​in sequence and a connecting plate 302 connected between adjacent guide rail monomers 301. Since the splicing surfaces of adjacent guide rail monomers 301 respectively have corresponding square notches 303, corresponding mounting circular holes 304 are provided on the guide rail monomers 301 and the connecting plate 302, and mounting square holes 305 corresponding to the square notches 303 are also provided on the connecting plate 302. Therefore, when the first fastener 306 and the second fastener 307 pass through the mounting circular hole 304 and the mounting square hole 305 respectively, in addition to the connecting plate 302 itself being able to stably connect the adjacent guide rail monomers 301, the square body 308 provided on the second fastener 307 can also be nested in the square notch 303 formed on the guide rail monomer 301, effectively avoiding shaking between the adjacent guide rail monomers 301, greatly improving the structural stability of the fall arrester device, which is far superior to the prior art.

[0042] In another embodiment of the present application, please refer to Figures 1 to 7 The guide rail monomer 301 has a first guide portion 311 and a second guide portion 312 that are perpendicular to each other, the mounting circular hole 304 and the square notch 303 are arranged on the first guide portion 311, and the adjacent second guide portions 312 are interlocked with each other. According to the above structure provided in this embodiment, since the adjacent guide rail monomers 301 are also interlocked with each other through the second guide portions 312, the structural stability of the fall arrester device can be further improved.

[0043] In another embodiment of the present application, please refer to Figures 1 to 7 The second guide portion 312 is provided with a square protrusion 313 and a square groove 314 adapted to the size of the square protrusion 313 at both ends along its axial direction. According to the above structure provided in this embodiment, the second guide portion 312 is preferably provided with a square protrusion 313 and a square groove 314, which can well fit the square protrusion 313 into the square groove 314, thereby improving the connection stability of the guide rail monomer 301.

[0044] In another embodiment of the present application, please refer to Figures 1 to 7 The connecting plates 302 are arranged on opposite sides of the first guide portion 311. According to the above structure provided in this embodiment, the two connecting plates 302 can not only be used to connect adjacent guide rail monomers 301, but also can be used to clamp the guide rail monomers 301, which is beneficial to further improve the connection stability of the guide rail monomers 301.

[0045] In another embodiment of the present application, please refer to Figures 1 to 7 The mounting circular holes 304 are symmetrically distributed on both sides of the mounting square hole 305. According to the above structure provided in this embodiment, the force on the connecting plate 302 can be more balanced, which is beneficial to improve the service life of the connecting plate 302 and further improve the structural stability of the fall arrester device.

[0046] In another embodiment of the present application, please refer to Figures 1 to 7 The UHV steel pipe tower structure with anti-fall device also includes a connection seat 400. In this embodiment, the connection seat 400 has a first connection plate portion 401, a second connection plate portion 402 and a third connection plate portion 403 which are perpendicular to each other. The connection seat 400 is detachably connected to the tower body 100 through a first bolt 404 penetrating the first connection plate portion 401 and a first nut 405 threadedly connected to the first bolt 404. The ladder body 200 and the guide rail monomer 301 are detachably connected to the connection seat 400 through a second bolt 406 penetrating the second connection plate portion 402 and a second nut 407 threadedly connected to the second bolt 406, respectively. The third connection plate portion 403 is perpendicular to the axial direction of the tower body 100 and the first nut 405 and the second nut 407 are all located within the projection range of the third connection plate portion 403 in the axial direction of the tower body 100.

[0047] According to the above structure provided in the present embodiment, since the UHV steel pipe tower structure is generally arranged outdoors and the guide rail unit 301 and the connecting seat 400 or the connecting seat 400 and the tower body 100 are usually connected in a detachable manner using a bolt and nut structure, the connecting seat 400 in the present embodiment adopts the above structure, which can, on the one hand, enable the guide rail unit 301 or the tower body 100 to be quickly connected to the connecting seat 400, and on the other hand, is also beneficial for protecting the first nut 405 and the second nut 407, thereby preventing the first nut 405 and the second nut 407 from rusting and corrosion under harsh conditions of long-term exposure to the sun and rain, and is beneficial for further improving the structural stability of the fall arrester device.

[0048] In another embodiment of the present application, please refer to Figures 1 to 7 , the connection seat 400 is connected to the ladder body 200 and the guide rail unit 301 respectively through the first support plate 501 and the second support plate 502, and the first support plate 501 and the second support plate 502 are stacked and connected to the connection seat 400 through the second bolt 406 that passes through the first support plate 501 and the second support plate 502. According to the above structure provided in this embodiment, the first support plate 501 and the second support plate 502 can be more stably fixed on the second connection plate part 402, with good installation stability.

[0049] In another embodiment of the present application, please refer to Figures 1 to 7 , at least two first bolts 404 and second bolts 406 are respectively designed and are sequentially distributed in different directions. According to the above structure provided in this embodiment, since the first bolts 404 and the second bolts 406 are arranged in different directions, it is beneficial to disperse the force on the connecting seat 400, avoid the problem of the connecting seat 400 breaking, and further improve the structural stability of the fall arrester device provided in this embodiment.

[0050] In another embodiment of the present application, please refer to Figures 1 to 7 The UHV steel pipe tower structure with anti-fall device also includes a mounting seat 600, which has a first mounting plate portion 601 spaced apart from the tower body 100 and parallel to the axial direction of the tower body 100, and a second mounting plate portion 602 connected between the tower body 100 and the first mounting plate portion 601, and the first connecting plate portion 401 is detachably connected to the first mounting plate portion 601 by a first bolt 404. According to the above structure provided in this embodiment, since the mounting seat 600 forms the first mounting plate portion 601 parallel to the axial direction of the tower body 100, it is beneficial for the first connecting plate portion 401 of the connecting seat 400 to be stably connected to the first mounting plate portion 601, thereby improving the installation stability of the connecting seat 400.

[0051] In another embodiment of the present application, please refer to Figures 1 to 7 The ladder body 200 includes a plurality of square sleeves 202 spliced ​​in sequence and an inner square tube 203 disposed inside the square sleeves 202. The inner square tube 203 has at least a portion for being accommodated in an adjacent square sleeve 202 and a concave portion 204 is disposed on the square sleeve 202 for limiting the movement of the inner square tube 203 inside the square sleeve 202. The concave portion 204 is concave toward the inside of the square sleeve 202 along the radial direction of the square sleeve 202. According to the above structure provided in this embodiment, the inner square tube 203 is stably located inside two adjacent square sleeves 202 through the concave portion 204, which is conducive to forming a stable connection between the two square sleeves 202, thereby making the anti-fall device provided in this embodiment have better structural stability.

[0052] The above description is only a preferred embodiment of the present application and is not intended to limit the present application. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present application should be included in the protection scope of the present application.

Claims

1. UHV steel pipe tower structure with anti-fall device, characterized in that: include: Tower body (100); A ladder body (200) connected to the tower body (100) and having a plurality of stepping rods (201); The fall arrester guide rail (300) comprises a plurality of guide rail monomers (301) spliced ​​in sequence and a connecting plate (302) for connecting adjacent guide rail monomers (301); the splicing surfaces of adjacent guide rail monomers (301) are respectively provided with corresponding square notches (303); the guide rail monomers (301) and the connecting plate (302) are provided with corresponding mounting circular holes (304); and the connecting plate (302) is further provided with mounting square holes (305) corresponding to the square notches (303); the fall arrester guide rail (300) further comprises a first fastener (306) passing through the mounting circular hole (304) and a second fastener (307) passing through the mounting square hole (305); the second fastener has a square body (308) for being nested in the square notch (303).

2. The UHV steel pipe tower structure with an anti-fall device according to claim 1, characterized in that: The guide rail unit (301) comprises a first guide portion (311) and a second guide portion (312) which are perpendicular to each other; The mounting circular hole (304) and the square notch (303) are arranged on the first guide portion (311), and adjacent second guide portions (312) are interlocked.

3. The UHV steel pipe tower structure with an anti-fall device according to claim 2, characterized in that: The second guide portion (312) is provided with a square protrusion (313) and a square groove (314) adapted to the size of the square protrusion (313) at two ends along its axial direction.

4. The UHV steel pipe tower structure with an anti-fall device according to claim 2, characterized in that: The connecting plates (302) are arranged on two opposite sides of the first guide portion (311).

5. The UHV steel pipe tower structure with a fall prevention device according to claim 1, characterized in that: The circular mounting holes (304) are symmetrically distributed on both sides of the square mounting hole (305).

6. The UHV steel pipe tower structure with a fall prevention device according to claim 1, characterized in that: The ultra-high voltage steel pipe tower structure with an anti-fall device also includes a connecting seat (400); The connecting seat (400) comprises a first connecting plate portion (401), a second connecting plate portion (402) and a third connecting plate portion (403) which are perpendicular to each other; the connecting seat (400) is detachably connected to the tower body (100) via a first bolt (404) passing through the first connecting plate portion (401) and a first nut (405) threadedly connected to the first bolt (404); the ladder body (200) and the guide rail unit (301) are detachably connected to the connecting seat (400) via a second bolt (406) passing through the second connecting plate portion (402) and a second nut (407) threadedly connected to the second bolt (406); The third connecting plate portion (403) is perpendicular to the axial direction of the tower body (100), and the first nut (405) and the second nut (407) are all located within the projection range of the third connecting plate portion (403) in the axial direction of the tower body (100).

7. The UHV steel pipe tower structure with a fall prevention device according to claim 6, characterized in that: The connecting seat (400) is connected to the ladder body (200) and the guide rail unit (301) respectively through a first supporting plate (501) and a second supporting plate (502); The first support plate (501) and the second support plate (502) are stacked and connected to the connection seat (400) via the second bolt (406) that passes through both the first support plate (501) and the second support plate (502).

8. The UHV steel pipe tower structure with a fall prevention device according to claim 7, characterized in that: The first bolt (404) and the second bolt (406) are each designed to have at least two and are distributed in sequence along different directions.

9. The UHV steel pipe tower structure with a fall prevention device according to claim 6, characterized in that: The UHV steel pipe tower structure with a fall prevention device further comprises a mounting seat (600); The mounting seat (600) comprises a first mounting plate portion (601) spaced apart from the tower body (100) and parallel to the axial direction of the tower body (100), and a second mounting plate portion (602) connected between the tower body (100) and the first mounting plate portion (601); The first connecting plate portion (401) is detachably connected to the first mounting plate portion (601) via the first bolt (404).

10. The UHV steel pipe tower structure with a fall prevention device according to claim 1, characterized in that: The ladder body (200) comprises a plurality of square sleeves (202) spliced ​​in sequence and an inner square tube (203) arranged inside the square sleeves (202); The inner square tube (203) has at least a portion for being accommodated in the adjacent square tube (202), and the square tube (202) is provided with a depression (204) for limiting the movement of the inner square tube (203) inside the square tube (202), the depression (204) being recessed toward the inside of the square tube (202) along the radial direction of the square tube (202).

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