Communication iron tower

Abstract

The utility model discloses a communication iron tower which comprises a tower body, a lightning rod arranged at the top of the tower body, a flange arranged at the bottom of the tower body, a plurality of antennas arranged on the tower body at intervals, a first flow guide cover capable of shielding the antennas in the vertical direction, and a plurality of bearing hooks annularly arranged on the first flow guide cover. A plurality of insulating protective plates are hung on the first flow guide cover through a plurality of bearing hooks, a distance is reserved between every two adjacent insulating protective plates, the tower body is provided with a second flow guide cover located below the first flow guide cover, the outer diameter of the second flow guide cover is gradually increased from top to bottom, and a plurality of clamping blocks are annularly arranged on the upper surface of the second flow guide cover. The clamping block and the insulation protection plate are arranged in an up-down corresponding mode, the clamping block can abut against the lower portion of the insulation protection plate, and the lower portion of the insulation protection plate is detachably connected to the clamping block through a fastener. The first flow guide cover and the insulation protection plate are respectively used as protection elements to reduce damage of severe weather to the antenna. The first flow guide cover and the second flow guide cover are used for guiding the falling dirt.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of iron tower, concretely relates to a communication iron tower. BACKGROUND

[0002] In the communication infrastructure operation, in order to guarantee the reliable coverage of signal, the roof of building in city will also install communication iron tower. The Chinese utility model patent with the authorization announcement number CN207813161U discloses a roof communication iron tower, which discloses that the middle part of the beautifying cover is a cylindrical cavity structure, the bottom and top of the beautifying cover are circular table cavity structures, the upper and lower ends of the beautifying cover are sealed, and the side surface of the bottom of the beautifying cover is uniformly provided with a water leakage hole. The water leakage hole at the bottom of the beautifying cover can discharge the rainwater entering the inside, and the damage of rainwater to the internal communication equipment is reduced. The inventor finds that the beautifying cover easily blocks the antenna signal transmission and reception, and the part of the beautifying cover bottom without the water leakage hole also retains rainwater, dust and other dirt. The beautifying cover is not necessary to be continuously used in the dry season with less rainwater, and it is time-consuming and laborious to disassemble the beautifying cover. There is an urgent need for a communication iron tower capable of effectively transmitting and receiving signals, reducing dirt accumulation, having a protective element to reduce damage of bad weather to the antenna, and realizing convenient installation and disassembly of the protective element. CONTENT OF UTILITY MODEL

[0003] The utility model solves the technical problem to provide a kind of communication iron tower capable of effectively transmitting and receiving signals, reducing dirt accumulation, with the protective element to reduce damage of bad weather to the antenna and realize the convenient installation and disassembly of protective element.

[0004] To solve the above technical problems, the utility model includes tower body, the tower body top is equipped with lightning rod, the tower body bottom is equipped with flange, the tower body is spaced apart and is provided with several antennas, its structural characteristics are: the tower body is equipped with the first fairing that can shield several antennas in the up and down direction, the first fairing is located below lightning rod, the first fairing outer diameter gradually increases from top to bottom, the first fairing bottom is located above the uppermost antenna, the first fairing ring is equipped with several bearing hooks, the first fairing is hung and is equipped with several insulating shields by several bearing hooks, there is spacing between the adjacent two insulating shields, the tower body is equipped with the second fairing below the first fairing, the second fairing outer diameter gradually increases from top to bottom, the second fairing upper surface ring is equipped with several clamping blocks, the clamping block and insulating shield are arranged in up and down correspondence and clamping block can resist insulating shield lower part, and the lower part of insulating shield is detachably connected on clamping block by fastener.

[0005] With the above structure, by setting the first deflector, rain and hail falling in bad weather are blocked and can flow downward along the first deflector. The insulation guard further enhances the protection capability against rain and hail, and the spacing between the two adjacent insulation guards not only prevents interference between adjacent insulation guards when the insulation guard is installed on the carrier hook, but also reduces the signal blocking effect on the antenna, and the antenna can effectively transmit and receive signals. The first deflector and the insulation guard are respectively used as protection elements to reduce the damage of bad weather to the antenna. The insulation guard can be disassembled by detaching the fastener and moving the insulation guard to make the insulation guard separate from the carrier hook. The insulation guard can be installed and disassembled according to actual needs, and the protection element can be conveniently installed and disassembled. After the dirt passes through the interval between the adjacent insulation guards, it can fall downward on the second deflector. Since the outer diameter of the second deflector gradually increases from top to bottom, the dirt can slide downward along the second deflector under the action of gravity to the outside, preventing dirt accumulation. The spacing between the insulation guards can reduce the influence of lateral wind on the communication tower.

[0006] Further, the carrier hook comprises a connecting portion connected to the first deflector and extending downward, a bearing portion recessed downward and in a circular arc shape is arranged at the bottom of the connecting portion, a guide portion is arranged at the side of the bearing portion away from the connecting portion, the spacing between the guide portion and the connecting portion gradually decreases from top to bottom, and the insulation guard comprises an L-shaped plate body, a hinge shaft capable of abutting against the bearing portion is fixed to the top end of the plate body, and the clamping block has a first contact surface and a second contact surface. The clamping block abuts against the L-shaped plate body through the first contact surface and the second contact surface, and the first contact surface is located at the side of the clamping block away from the tower body. By arranging the connecting portion, the bearing portion and the guide portion, the carrier hook is wide at the top and narrow at the bottom, and the hinge shaft can be conveniently aligned with the bearing portion when the insulation guard is hung on the carrier hook, thereby achieving convenient operation. The first contact surface and the second contact surface are used to position the plate body.

[0007] Further, the clamping block is provided with a lifting mechanism, and the lifting mechanism can lift the insulation guard upward after being subjected to downward pressure. By arranging the lifting mechanism, when the insulation guard needs to be moved upward after the fastener is disassembled, the lifting mechanism can be operated to lift the insulation guard upward, thereby reducing the operation intensity of the operator when moving the insulation guard upward and making the insulation guard separate from the carrier hook.

[0008] Further, the jacking mechanism comprises a first mounting frame connected to the clamping block, the first mounting frame is slidably connected with a first rack capable of moving up and down, the first mounting frame is inserted with a rotating shaft, the rotating shaft is rotationally connected with a gear engaged with the first rack, the first mounting frame is detachably connected with a second mounting frame through fasteners, the second mounting frame is provided with a compression spring, the second mounting frame is slidably connected with a second rack capable of moving up and down and engaged with the gear, the second rack is parallel to the first rack, the bottom end of the second rack abuts against the top end of the compression spring, the second rack is provided with a shift fork, the second mounting frame is provided with a long slot for avoiding the shift fork, the top of the first rack is provided with an abutting plate, and the abutting plate is located below the bottom of the plate body. By arranging the jacking mechanism, the first mounting frame and the second mounting frame are conveniently assembled and disassembled by mounting and dismounting the fasteners, so that the jacking mechanism can be conveniently assembled. By stepping on the shift fork downward, the second rack slides downward, the compression spring is compressed and the gear rotates, the rotation of the gear drives the first rack to slide upward, so that the abutting plate can contact and lift the insulating guard plate upward, and the position of the second rack is limited by the shift fork and the long slot, so that the second rack is prevented from being separated from the second mounting frame under the reset rebound action of the compression spring.

[0009] Further, the lower surface of the first fairing is provided with a plurality of supporting arms, one end of the supporting arm is connected to the lower surface of the first fairing and the other end is connected to the tower body. By arranging the supporting arm, the connection strength of the tower body and the first fairing is ensured.

[0010] Further, the bottom of the second fairing is provided with a plurality of supporting feet, and the bottom surface of the supporting feet is flush with the bottom surface of the flange. By arranging a plurality of supporting feet, the supporting effect of the tower body when connected with the external iron tower foundation or iron tower base is ensured, and the use stability is improved.

[0011] Further, the outer side of the second fairing is provided with a downwardly extending retaining ring, and the junction of the second fairing and the retaining ring is provided with a round corner. By arranging the retaining ring and the round corner, the bottom outer edge of the second fairing is prevented from directly contacting the operator when the shift fork is stepped on, and the personal safety of the operator is ensured.

[0012] In summary, the utility model has the advantages of convenient use, reasonable structure and the like. BRIEF DESCRIPTION OF DRAWINGS

[0013] Figure 1 is the front view of the structure of the utility model;

[0014] Figure 2 is Figure 1 the local enlarged view of A area in figure 1;

[0015] Figure 3 is the top view of the structure of the utility model;

[0016] Figure 4 is Figure 3 a structural schematic view along the line B-B;

[0017] Figure 5 is Figure 4 a partial enlarged view of the C region in the middle;

[0018] Figure 6 is a structural schematic view of the main view of the bearing hook;

[0019] Figure 7 is a structural schematic view of the bearing hook in perspective;

[0020] Figure 8 is a structural schematic view of the insulating guard in perspective;

[0021] Figure 9 is a structural schematic view of the plate body, the clamping block and the jacking mechanism in the combined state;

[0022] Figure 10 is Figure 9 a structural schematic view of the clamping block in the middle;

[0023] Figure 11 is a structural schematic view of the jacking mechanism in the combined state;

[0024] Figure 12 is Figure 11 a structural schematic view of the jacking mechanism in the middle in half-section effect;

[0025] In the drawing: 1, tower body; 11, lightning rod; 12, flange; 2, antenna; 3, first fairing; 31, bearing hook; 311, connecting part; 312, bearing part; 313, guide part; 32, support arm; 4, insulating guard; 41, plate body; 42, hinge shaft; 5, second fairing; 51, clamping block; 511, first contact surface; 512, second contact surface; 52, support foot; 53, check ring; 6, jacking mechanism; 61, first mounting frame; 62, first rack; 63, rotating shaft; 64, gear; 65, second mounting frame; 651, long hole; 66, compression spring; 67, second rack; 68, yoke; 69, abutting plate. DETAILED DESCRIPTION

[0026] The utility model will be explained in further detail in combination with the drawings and embodiments, these drawings are all simplified schematic views, only with the schematic way to illustrate the basic structure of the utility model, therefore it only shows the structure related to the utility model. For the convenience of understanding, Figure 1 the upper side is the upper side of the utility model, Figure 1 the lower side is the lower side of the utility model.

[0027] Refer to Figures 1 to 9The utility model discloses a lightning protection device for antenna, which comprises a tower body 1, a lightning rod 11 arranged on the top of the tower body 1, a flange 12 arranged on the bottom of the tower body 1, and a plurality of antennas 2 arranged at intervals on the tower body 1. The tower body 1 is provided with a first fairing 3 capable of shielding the plurality of antennas 2 in the up-down direction, and the first fairing 3 is located below the lightning rod 11. The outer diameter of the first fairing 3 gradually increases from top to bottom, and the bottom of the first fairing 3 is located above the uppermost antenna 2. A plurality of bearing hooks 31 are arranged around the first fairing 3, and the first fairing 3 is hung with a plurality of insulating protective plates 4 through the bearing hooks 31. The bearing hook 31 comprises a connecting portion 311 connected to the first fairing 3 and extending downward, a bearing portion 312 recessed downward and in a circular arc shape is arranged at the bottom of the connecting portion 311, a guide portion 313 is arranged on the side of the bearing portion 312 away from the connecting portion 311, and the distance between the guide portion 313 and the connecting portion 311 gradually decreases from top to bottom. The insulating protective plate 4 comprises an L-shaped plate body 41, and a hinge shaft 42 capable of abutting in the bearing portion 312 is fixedly connected to the top end of the plate body 41. The plurality of insulating protective plates 4 surround the plurality of antennas 2. The insulating protective plate 4 can be made of plastic with good insulation performance to prevent the influence of Faraday cage effect on the transmission and reception of signals of the antennas 2. After the insulating protective plate 4 is hung on the first fairing 3 through the bearing hook 31, there is a distance between the adjacent two insulating protective plates 4. By arranging the connecting portion 311, the bearing portion 312 and the guide portion 313, the bearing hook 31 is wide at the top and narrow at the bottom, which can conveniently align the hinge shaft 42 with the bearing portion 312 when the insulating protective plate 4 is hung on the bearing hook 31, and convenient operation is realized. The first fairing 3 is provided with a plurality of supporting arms 32 connected to the lower surface of the first fairing 3 at one end and connected to the tower body 1 at the other end. The supporting arm 32 ensures the connection strength between the tower body 1 and the first fairing 3.

[0028] Reference Figures 1 to 10, the tower body 1 is provided with a second fairing 5 located below the first fairing 3, and the outer diameter of the second fairing 5 gradually increases from top to bottom. A plurality of clamping blocks 51 are arranged on the upper surface of the second fairing 5, the clamping blocks 51 are arranged in a one-to-one correspondence with the upper and lower insulating guards 4, and the clamping blocks 51 can abut against the lower part of the insulating guard 4. The lower part of the insulating guard 4 is detachably connected to the clamping block 51 by a fastener. The clamping block 51 has a first contact surface 511 and a second contact surface 512, and the clamping block 51 abuts against the L-shaped plate body 41 through the first contact surface 511 and the second contact surface 512. The first contact surface 511 is located on the side of the clamping block 51 away from the tower body 1. The fastener can be a screw. The first contact surface 511 can be provided with a threaded hole extending into the clamping block 51. The screw is screwed into the threaded hole of the clamping block 51 after passing through the plate body 41. The clamping block 51 is triangular in shape, which reduces the obstruction to the dirt flowing down from the second fairing 5. The positioning of the plate body 41 is achieved through the first contact surface 511 and the second contact surface 512. The second fairing 5 is provided with a plurality of support feet 52, and the bottom surface of the support feet 52 is flush with the bottom surface of the flange 12. The support feet 52 can be connected to the external tower foundation or tower base together with the flange 12. By arranging a plurality of support feet 52, the support effect of the tower body 1 when connected to the external tower foundation or tower base is ensured, and the use stability is improved.

[0029] Referring to Figures 1 to 3 , Figures 9 to 12 The clamping block 51 is provided with a jacking mechanism 6, which can jack up the insulating guard 4 upward after being subjected to downward pressure. By arranging the jacking mechanism 6, when the insulating guard 4 needs to be moved upward after the fastener is removed, the jacking mechanism 6 can be operated to jack up the insulating guard 4 upward, reducing the work intensity of the operator when moving the insulating guard 4 upward and making the insulating guard 4 disengage from the bearing hook 31. Specifically, the jacking mechanism 6 includes a first mounting frame 61 connected to the clamping block 51, and the first mounting frame 61 is slidably connected with a first rack 62 that can move up and down. The first mounting frame 61 can be provided with a sliding groove that can gap-fit with the first rack 62. The first mounting frame 61 is inserted with a rotating shaft 63, and the rotating shaft 63 is rotatably connected with a gear 64 that engages with the first rack 62. The first mounting frame 61 is detachably connected with a second mounting frame 65 through a fastener, which can be a screw or a combination of a screw and a screw nut. The second mounting frame 65 is provided with a compression spring 66, and the second mounting frame 65 is slidably connected with a second rack 67 that can move up and down and engages with the gear 64. The second rack 67 is parallel to the first rack 62, and the bottom end of the second rack 67 abuts against the top end of the compression spring 66. The second rack 67 and the second mounting frame 65 can be provided with a spring positioning pin for preventing the compression spring 66 from deviating and mispositioning. The second mounting frame 65 can be provided with a sliding groove that can gap-fit with the second rack 67. The second rack 67 is provided with a shift fork 68, and the second mounting frame 65 is provided with a long slot hole 651 for avoiding the shift fork 68. The top of the first rack 62 is provided with an abutting plate 69 located below the bottom of the plate body 41. The shift fork 68 can be screwed on the second rack 67.

[0030] The first mounting frame 61 and the second mounting frame 65 are convenient to assemble and disassemble by mounting and dismounting fasteners, so that the jacking mechanism 6 can be conveniently assembled. The second rack 67 is slid downward by stepping down the shift fork 68, the compression spring 66 is compressed, and the gear 64 rotates to drive the first rack 62 to slide upward, so that the abutting plate 69 can contact and lift the insulating guard plate 4 upward. The position of the second rack 67 is limited by the shift fork 68 and the long hole 651, so that the second rack 67 is prevented from being separated from the second mounting frame 65 under the restoring rebound of the compression spring 66. Preferably, the outer side of the second radome 5 is provided with a downward extending blocking ring 53, and the junction of the second radome 5 and the blocking ring 53 is provided with a round corner. By setting the blocking ring 53 and the round corner, the bottom outer edge of the second radome 5 is prevented from directly contacting the operator when the shift fork 68 is stepped, and the personal safety of the operator is ensured.

[0031] The communication iron tower provided by the utility model can block rain and hail falling from bad weather, and the rain and hail can flow downward along the first radome 3. The insulating guard plate 4 further improves the protection capability of rain and hail, the spacing between the two adjacent insulating guard plates 4 not only prevents interference of the adjacent insulating guard plates 4 when the insulating guard plate 4 is installed on the bearing hook 31, but also reduces the signal blocking effect on the antenna 2, so that the antenna 2 can effectively transmit and receive signals. The first radome 3 and the insulating guard plate 4 are respectively used as protection elements to reduce damage of bad weather to the antenna 2. The insulating guard plate 4 is dismounted by dismounting fasteners, moving the insulating guard plate 4 and making the insulating guard plate 4 separate from the bearing hook 31, so that the insulating guard plate 4 can be installed and dismounted according to actual requirements, and the protection element can be conveniently installed and dismounted. After the dirt passes through the interval between the adjacent insulating guard plates 4, the dirt can fall downward on the second radome 5, the dirt can slide downward along the second radome 5 under the action of gravity to the outside due to the gradually increasing outer diameter of the second radome 5 from top to bottom, and the dirt is prevented from accumulating. The spacing between the plurality of insulating guard plates 4 can reduce the influence of lateral wind on the communication iron tower.

[0032] The above content is only an example and description of the structure of the utility model, and those skilled in the art can make various modifications or supplements or adopt similar ways to replace the described specific embodiments, as long as the modifications or supplements or replacements do not deviate from the structure of the utility model or exceed the range defined by the claims of the patent, and belong to the protection range of the utility model.

Claims

1. A communication tower, comprising a tower body (1), wherein a lightning rod (11) is provided at the top of the tower body (1), a flange (12) is provided at the bottom of the tower body (1), and a plurality of antennas (2) are arranged at intervals on the tower body (1), characterized in that: The tower body (1) is provided with a first shroud (3) that can shield several antennas (2) in the vertical direction. The first shroud (3) is located below the lightning rod (11). The outer diameter of the first shroud (3) gradually increases from top to bottom. The bottom of the first shroud (3) is located above the uppermost antenna (2). The first shroud (3) is surrounded by several support hooks (31). Several insulating protective plates (4) are hung on the first shroud (3) through the several support hooks (31). There is a gap between the two insulating protective plates (4). The tower body (1) is provided with a second flow guide (5) located below the first flow guide (3). The outer diameter of the second flow guide (5) gradually increases from top to bottom. Several locking blocks (51) are provided around the upper surface of the second flow guide (5). The locking blocks (51) are arranged vertically and vertically corresponding to the insulating protective plates (4) and the locking blocks (51) can abut against the lower part of the insulating protective plates (4). The lower part of the insulating protective plates (4) is detachably connected to the locking blocks (51) by fasteners.

2. The communication tower according to claim 1, characterized in that: The carrying hook (31) includes a connecting part (311) that is connected to the first flow guide (3) and extends downward. The bottom of the connecting part (311) is provided with a downwardly recessed, arc-shaped carrying part (312). The side of the carrying part (312) away from the connecting part (311) is provided with a guide part (313). The distance between the guide part (313) and the connecting part (311) gradually decreases from top to bottom. The insulating plate (4) includes an L-shaped plate (41). The top of the plate (41) is fixed with a hinge shaft (42) that can abut against the carrying part (312). The locking block (51) has a first contact surface (511) and a second contact surface (512). The locking block (51) abuts against the L-shaped plate (41) through the first contact surface (511) and the second contact surface (512). The first contact surface (511) is located on the side of the locking block (51) away from the tower body (1).

3. The communication tower according to claim 2, characterized in that: The card block (51) is provided with a lifting mechanism (6), which can lift the insulating plate (4) upward after being subjected to downward pressure.

4. The communication tower according to claim 3, characterized in that: The lifting mechanism (6) includes a first mounting bracket (61) connected to the locking block (51), the first mounting bracket (61) having a first rack (62) slidably connected to it and movable up and down, the first mounting bracket (61) having a rotating shaft (63) inserted therein, the rotating shaft (63) being rotatably connected to a gear (64) meshing with the first rack (62), the first mounting bracket (61) being detachably connected to a second mounting bracket (65) by fasteners, the second mounting bracket (65) having a compression spring (66), the second mounting bracket... (65) A second rack (67) is slidably connected to a gear (64) and can move up and down and mesh with the gear (64). The second rack (67) is parallel to the first rack (62). The bottom end of the second rack (67) abuts against the top of the compression spring (66). The second rack (67) is provided with a shift fork (68). The second mounting bracket (65) is provided with an elongated hole (651) for avoiding the shift fork (68). The top of the first rack (62) is provided with an abutment plate (69). The abutment plate (69) is located below the bottom of the plate body (41).

5. The communication tower according to claim 1, characterized in that: The lower surface of the first flow guide (3) is provided with several support arms (32), one end of the support arm (32) is connected to the lower surface of the first flow guide (3) and the other end is connected to the tower body (1).

6. The communication tower according to claim 1, characterized in that: The bottom of the second flow guide (5) is provided with several support feet (52), and the bottom surface of the support feet (52) is flush with the bottom surface of the flange (12).

7. The communication tower according to claim 4, characterized in that: The second shroud (5) has a downwardly extending baffle (53) on its outer side, and the junction of the second shroud (5) and the baffle (53) has a rounded corner.

Images