CN116742313A - Antenna hanger - Google Patents

Abstract

The invention provides an antenna hanging bracket, relates to the technical field of communication equipment, and aims to solve the technical problems that the existing antenna hanging bracket is low in structural stability and low in installation suitability with a lightning rod. The antenna hanger comprises a supporting seat, a supporting frame and a lifting device, wherein the supporting seat is fixed on a lightning rod chassis; the support frame comprises a lifting rope and at least three support pieces, wherein the at least three support pieces comprise first support pieces used for accommodating the lightning rod main body, the first ends of the support pieces are connected to the support seat, the second ends of the support pieces point to different space directions respectively, the first ends of the lifting rope are fixed to the mast, and the second ends of the lifting rope are sequentially arranged at the second ends of the support pieces and are connected with the lifting device; the lifting device is connected with the supporting frame and is configured to drive the antenna box body to lift under the support of the supporting frame. The antenna hanger provided by the invention is used for erecting an antenna on a mast provided with a lightning rod.

Description

Antenna hanger

Technical Field

The invention relates to the technical field of communication equipment, in particular to an antenna hanging bracket.

Background

Along with the iterative development of communication technology, the construction quantity of communication base station is increased, and the demand of the antenna for communication base station is also along with increasing, generally, the antenna is fixed in communication tower mast upper end, and the installation and the dismantlement of antenna all relate to the aerial work, and the security of aerial work is lower, and the antenna is settled in the antenna box generally, and the weight of antenna box is great, and manpower lifts the antenna box and loads and unloads antenna inefficiency.

In the related art, an antenna hanging bracket is arranged at one end of a mast far away from the ground, and comprises a base, a bracket and a height adjusting mechanism, wherein the base is fixedly connected to one end of the mast far away from the ground, and the bracket is connected with the base and is used for bearing an antenna; the height adjusting mechanism is arranged on the support and used for adjusting the height of the antenna, the height adjusting mechanism comprises an adjusting rod and a lifting device, the lifting device comprises a pull rope, a pulley and a handle, the pull rope bypasses the pulley to be connected with the adjusting rod, the handle drives the pulley to rotate through rotation so as to change the length of the pull rope, and then the antenna is lifted.

However, the brackets in the related art are all horizontal suspension arms, that is, the extending direction of the horizontal suspension arms is vertical to the side wall of the mast, the horizontal suspension arms are generally pipe fittings, and when the suspension frame lifts the antenna box body, the bending force born by the tubular suspension arms is larger, and the structural stability is lower.

In addition, the installation form of the antenna hanger at the end part of the mast in the related art comprises top installation and side installation, wherein the top installation is that the antenna hanger is installed at the top end of the mast through a connecting piece, the installation stability of the antenna hanger is low, reinforcing measures are required to be carried out on the connecting part between the antenna hanger and the connecting piece, a lightning rod is usually arranged at the top of the mast, and the suitability of the top installation mode and the lightning rod is low; the side-mounted antenna hanging frame is arranged on the side wall of the mast through the connecting piece, the bending moment between the antenna hanging frame and the mast is large, the mounting stability is low, and meanwhile, the mounting height of the antenna hanging frame which is laterally mounted on the side wall of the mast is insufficient, so that the mounting height of the antenna is insufficient.

Disclosure of Invention

The invention provides an antenna hanger which is used for improving the structural stability of the antenna hanger on a mast provided with a lightning rod and simultaneously ensuring that the antenna hanger has higher installation height on the mast provided with the lightning rod so as to ensure the erection height of an antenna.

In order to achieve the above object, the present invention provides the following technical solutions:

the invention provides an antenna hanger which is applied to a mast provided with a lightning rod, wherein the mast comprises a base rod and a mast top disc positioned at the top end of the base rod, the lightning rod comprises a lightning rod chassis and a lightning rod main body vertically arranged on the lightning rod chassis, the lightning rod chassis is fixed on the mast top disc, the antenna hanger comprises a supporting seat, a supporting frame and a lifting device, the supporting seat is fixed on the lightning rod chassis, and the supporting frame is fixed on the supporting seat;

the support frame comprises a lifting rope and at least three supporting pieces, wherein the at least three supporting pieces comprise first supporting pieces used for placing the lightning rod main body, the first ends of the supporting pieces are connected to the support seat, the second ends of the supporting pieces point to different space directions respectively, the first ends of the lifting rope are fixed to the mast, and the second ends of the lifting rope are sequentially arranged at the second ends of the supporting pieces and are connected with the lifting device;

the lifting device is connected with the supporting frame and is configured to drive the antenna box body to lift under the support of the supporting frame.

The technical scheme provided by the invention has at least the following beneficial effects:

the first supporting piece capable of placing the lightning rod is used for placing the supporting frame on the top of the mast, so that the space utilization rate of the top of the mast for hanging frame installation is improved, the antenna box body is pulled and hung by the first supporting piece and other supporting pieces in a matched mode through the lifting rope and the lifting device, and finally, the pulling force is conducted onto the mast rod body, the bending moment born by the supporting piece when the antenna is pulled and hung is reduced, and therefore the structural stability of the antenna hanging frame is improved.

In one possible implementation, the at least three supports further include at least two second supports, each of the second supports being located on a different side of the first support, and the first support and each of the second supports being coplanar.

In one possible implementation, the first ends of the second supports are each hinged to the support base.

In one possible implementation manner, the supporting seat comprises a bottom plate and two side plates, the two side plates are oppositely connected to two sides of the bottom plate, the two side plates are respectively provided with a first through hole, and the first through holes on the two side plates are oppositely arranged;

the first end of the support piece is positioned between the two side plates, the support piece is provided with a second through hole corresponding to the first through hole, and the second support piece and the side plates are mutually hinged through rotating shafts penetrating through the first through hole and the second through hole.

In one possible implementation, the device further comprises an elastic clamping piece, wherein the elastic clamping piece is provided with a connecting part and two rotating shaft parts;

the connecting portion comprises a connecting section and limiting sections located at two opposite ends of the connecting section, the connecting section is wound on the connecting section on the side of the first supporting piece, the limiting sections are blocked on the outer side of the side plate, the two rotating shafts are respectively arranged at two opposite ends of the connecting portion and correspond to the two first through holes in the side plate, so that the rotating shafts penetrating through the first through holes and the second through holes are formed.

In one possible implementation manner, the first supporting piece is a tubular piece, and a first avoidance space is arranged between the inner cavity wall of the first supporting piece and the lightning rod main body, and is configured to enable the first supporting piece to move along the pipe diameter direction when the first supporting piece is subjected to tensile force;

a second avoidance space is arranged between the rotating shaft part and the second through hole, and the second avoidance space is configured to enable the first supporting piece to move along the axis direction of the first supporting piece when the first supporting piece is subjected to tensile force.

In one possible implementation, the second end of the lifting rope is sequentially wound around the second end of each supporting element;

be provided with the gag lever post on the support piece, the gag lever post with support piece's extending direction is crisscross each other, just the gag lever post with distance between support piece's the second end is less than the gag lever post with distance between support piece's the first end, the lifting rope twine in one side of gag lever post deviate from support piece first end.

In one possible implementation manner, the limiting rod comprises a first limiting rod correspondingly arranged on the second supporting piece, and the extending directions of the first limiting rod and the second supporting piece are mutually perpendicular; and/or the number of the groups of groups,

the limiting rod comprises a second limiting rod which is correspondingly arranged on the first supporting piece, the second limiting rod comprises a limiting portion and a reinforcing portion, the extending direction of the limiting portion is perpendicular to that of the first supporting piece, the reinforcing portion is arranged on one side, deviating from the lifting rope, of the limiting portion, and the reinforcing portion is obliquely connected between the limiting portion and the first supporting piece.

In one possible implementation manner, a third limiting rod is further arranged on the second supporting piece which is farthest from the lifting device in each second supporting piece, and the third limiting rods and the second supporting pieces are arranged in a staggered mode and are used for limiting the moving distance of the lifting rope in the direction away from the supporting seat.

In one possible implementation, the lifting device includes a pulley and a hoist rope wound around the pulley, the pulley is tied to a second end of the hoist rope, and an end of the hoist rope remote from the pulley is used for fixing with the antenna box.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the description of the prior art will be briefly described, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a side view of an antenna boom according to an embodiment of the present invention assembled to a mast;

FIG. 2 is a top view of FIG. 1;

FIG. 3 is a front view of the area A of FIG. 2;

FIG. 4 is a top view of FIG. 3;

FIG. 5 is a left side view of FIG. 3;

FIG. 6 is a left side view of section B of FIG. 1;

FIG. 7 is a cross-sectional view of a support tube according to an embodiment of the present invention;

FIG. 8 is a top view of a support tube according to an embodiment of the present invention;

fig. 9 is an axial structure schematic diagram of a support column according to an embodiment of the present invention.

Reference numerals illustrate:

100-mast;

110-base bar; 120-a mast top tray; 130-climbing a cross bar;

200-lightning rod;

210-a lightning rod chassis; 220-a lightning rod body;

300-supporting seat;

310-a bottom plate; 311-opening;

320-side plates; 321-a first through hole;

400-supporting frames;

410-a support;

411-supporting the tube; 412-support columns;

413-a second through hole; 414-spindle; 415-tether;

420-lifting rope;

421-a first sling; 422-a second lifting rope; 423-mooring line;

424-pull rope; 425-safety rope;

430-a first avoidance space;

500-lifting devices;

510-pulley; 520-lifting rope;

600-antenna box;

700-elastic snap fastener;

710—a connection;

711-connecting segment; 712-a limiting section;

720-rotating shaft part;

800-limiting rods;

810-a first stop lever;

820-a second stop lever;

821-limit part; 822-reinforcement;

830-a third stop bar;

900-a rope tightening assembly;

910-a rope tensioner; 920-rope fastener.

Detailed Description

As described in the background art, the efficiency of lifting, installing and dismantling the antenna on the mast of the communication tower is low, in the related art, the antenna box body provided with the antenna is lifted by using the antenna lifting frame, the lightning rod is usually erected on the top of the mast, the installation mode of the antenna lifting frame on the mast comprises top installation and side installation, the antenna lifting frame is installed on the top end of the mast through the connecting piece in the top installation mode, and the problems of low installation stability of the antenna lifting frame and low suitability of the antenna lifting frame with the lightning rod exist; the side-mounted antenna hanging frame is arranged on the side wall of the mast through the connecting piece, the installation stability is low, and meanwhile, the installation height of the antenna hanging frame is insufficient, so that the erection height of the antenna is insufficient.

The inventor researches find that the cause of the problem is mainly that: the antenna hanging frame in the top mounting and side mounting modes is used as a moment arm for hanging the antenna box body through a horizontal hanging arm perpendicular to the side wall direction of the mast, and the extension length of the horizontal hanging arm is far longer than the width and thickness of the hanging arm, so that bending moment applied to the hanging arm when hanging the antenna box body is larger, and the hanging stability and the installation stability of the hanging frame on the mast are insufficient; in the related art, no matter the connecting piece is used for installing the top assembly at the top end of the mast or the side assembly arranged on the side wall of the mast, the lightning rod is a grid part, the adaptation degree with the lightning rod is insufficient, and the space utilization rate at the top of the mast is insufficient.

According to the technical problem, the embodiment of the invention provides an antenna hanging bracket, which comprises a supporting seat, a supporting frame and a lifting device, wherein the supporting frame is arranged at the top of a mast through a first supporting piece capable of accommodating a lightning rod, so that the space utilization rate of the top of the mast for hanging the hanging bracket is improved, the first supporting piece is matched with other supporting pieces, the antenna box body is hung by being connected with the lifting device through a hanging rope, and the pulling force is finally transmitted to a mast body, so that the bending moment born by the supporting piece when the antenna is hung is reduced, and the structural stability of the antenna hanging bracket is improved.

In order to make the above objects, features and advantages of the embodiments of the present invention more comprehensible, the technical solutions of the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings. It will be apparent that the described embodiments are only some, but not all, embodiments of the invention. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.

Referring to fig. 1, the antenna hanger provided in the embodiment of the invention is applied to a mast 100 provided with a lightning rod, the mast 100 comprises a base rod 110 and a mast top plate 120 positioned at the top end of the base rod 110, the lightning rod 200 comprises a lightning rod chassis 210 and a lightning rod main body 220 erected on the lightning rod chassis 210, the lightning rod chassis 210 is fixed on the mast top plate 120, the antenna hanger comprises a support base 300, the support base 300 is fixed on the lightning rod chassis 210, the support base 300 comprises a bottom plate 310 and two side plates 320, the bottom plate 310 and the side plates 320 are rectangular, the two side plates 320 are relatively and vertically connected to two sides of the bottom plate 310, so that a first cavity is formed between the two side plates 320, and the first cavity can be used as a space for clamping objects.

The bottom plate 310 is provided with an opening 311, the opening 311 is circular, the center of the opening 311 is positioned at the intersection point between the opposite short side central line and the opposite long side central line of the surface of the bottom plate 310, the diameter of the opening 311 is larger than that of the lightning rod main body 220, and the bottom plate 310 of the supporting seat 300 is sleeved into the lightning rod main body 220 through the opening 311 to be fixed on the lightning rod chassis 210.

It should be noted that, the fixing manner of the supporting base 300 and the lightning rod chassis 210 includes: the bottom plate 310 may be press-fitted and fixed to the lightning rod chassis 210 by a weight, or the bottom plate 310 may be welded and/or riveted and fixed to the lightning rod chassis 210.

It will be appreciated by those skilled in the art that the lightning rod is of a general industry size, for example, the lightning rod body 220 may be 10-20mm in diameter, and may be 10mm or 16mm or 20mm.

As an example, the bottom plate 310 is 78mm long and 26mm wide, that is, the distance between the two side plates 320 is 26mm, and the plate thickness of the side plates 320 is 3mm; the inner height of the two side plates 320 is 26mm, i.e., the distance from the surface of the two side plates 320 facing away from the bottom plate 310 to the surface connected to the bottom plate 310 is 26mm, the thickness of the bottom plate 310 is 3mm, the outer height of the two side plates 320 is 29mm, i.e., the distance from the surface of the two side plates 320 facing away from the bottom plate 310 to the surface connected to the bottom plate 310 plus the thickness of the bottom plate 310.

The antenna hanger further comprises a support frame 400, the support frame 400 is fixed on the support base 300, the support frame 400 comprises a lifting rope 420 and three support pieces 410, first ends of the support pieces 410 are connected to the support base 300, second ends of the support pieces 410 are respectively pointed to different space directions, the support pieces 410 comprise a first support piece 410 for accommodating the lightning rod main body 220 and second support pieces 410 positioned on two sides of the first support piece 410, continuing to combine with fig. 1, the first support piece 410 is a support tube 411, the second support piece 410 is a support column 412, a lightning rod main body 220 is arranged in a tube cavity of the support tube 411, a first end of the support tube 411 and a first end of the support column 412 are connected between two side plates 320 of the support base 300 in a clamping mode, and illustratively, the outer diameters of the support tube 411 and the support column 412 are equal to the distance between the two side plates 320 so as to improve the clamping stability between the first ends of the support tube 411 and the support column 412 and the two side plates 320.

In yet another example, the inner diameter of the supporting tube 411 is the same as the diameter of the opening 311, and the thickness of the wall of the supporting tube 411 is equal to the minimum distance between the outer edge of the opening 311 and the inner wall of the side plate 320, so that the second tube body and the supporting seat 300 provided with the opening 311 can be better assembled in a clamping manner, and meanwhile, the gravity of the second tube body is utilized to press against the bottom plate 310, so as to improve the stability of the supporting seat 300 on the lightning rod chassis 210 and play a limiting role on the supporting seat 300 along the radial direction of the supporting tube 411, so as to prevent the supporting seat 300 from turning on one's side.

Illustratively, the support tube 411 is an aluminum circular tube to ensure that the support member 410 is lightweight in structure, the support tube 411 is 680mm long, 20mm in inner diameter, 26mm in outer diameter and 3mm thick; the pipe diameter of the supporting pipe 411 is 10-30mm, and can be 10mm, 20mm or 30mm; accordingly, the diameter of the opening 311 is 10-30mm, and may be 10mm, 20mm or 30mm.

As an example, the diameter of the opening 311 is 20mm, the inner diameter of the second pipe body is 20mm, the pipe wall thickness of the second pipe body is 3mm, that is, the outer diameter of the second pipe body is 26mm, and the minimum distance between the outer edge of the opening 311 and the inner wall of the side plate 320 is 3mm.

The second end of the support pipe 411 points to the extension direction of the lightning rod main body 220, the second end of the support column 412 located at the left side of the support pipe 411 points to the direction perpendicular to the extension direction of the lightning rod main body 220, and the reverse extension line of the second end of the support column 412 located at the right side of the support pipe 411 is oblique to the axis of the lightning rod main body 220.

The lifting rope 420 is a double-stranded loop rope with two binding ends, the double-stranded loop rope can be formed by corresponding connection of two rope ends, and also can be formed by encircling a single rope body, the lifting rope 420 comprises a first lifting rope 421, a second lifting rope 422, an anchor rope 423 and a pull rope 424, the first end of the anchor rope 423 is bound to the base rod 110, the second end of the anchor rope 423 is bound to the second end of a supporting column 412 positioned at the left side of the supporting tube 411, the two ends of the first lifting rope 421 and the second lifting rope 422 are respectively bound to the second end of the supporting column 412 and the second end of the supporting tube 411, and one end of the pull rope 424 is bound to the second end of the supporting column 412 positioned at the right side of the supporting tube 411, and the other end of the pull rope 424 is bound to the lifting device 500, so that the lifting device 500 can drive the antenna box 600 to lift under the support of the supporting tube 400.

Preferably, support column 412 and support tube 411 are both cylindrical, which significantly reduces frictional wear of support 410 with respect to hoist rope 420 as compared to prismatic structures.

Optionally, the supporting seat 300, the supporting tube 411 and the supporting column 412 are all made of aluminum alloy, preferably 7-series aluminum alloy, and further preferably 7-series aluminum alloy with the brand of 7075-T651, and the yield strength is greater than 500MPa, so that the overall weight of the hanger is ensured, and meanwhile, the hanger also has higher mechanical strength.

With continued combination of fig. 1, the supporting tube 411 and the supporting columns 412 respectively located at the left side and the right side of the supporting tube 411 are coplanar, it can be seen that the supporting tube 411, the supporting columns 412 and the plurality of lifting ropes form a "fan-shaped" or "radial" supporting frame 400 structure, when the antenna box 600 is lifted, the supporting tube 411 and the supporting columns 412 are only subjected to axial force by a single tension surface formed by the supporting tube 411 and the supporting columns 412 in a coplanar manner, compared with a horizontal lifting arm, the bending moment applied to the lifting frame is obviously reduced, and besides, each fan-shaped supporting frame 400 is connected with each fan-shaped through the lifting rope 420, namely, each supporting piece 410, the combination of a long force arm and a short force is realized, the required tension force for lifting the antenna box 600 by the antenna lifting frame is reduced, that is, the lifting efficiency is improved while the structural stability of the antenna lifting frame is ensured.

In some embodiments, referring to fig. 1, 2, 3, 4 and 5, two side plates 320 are respectively provided with first through holes 321, the first through holes 321 on the two side plates 320 are oppositely arranged, three groups of first through holes 321 are arranged at intervals along the length direction of the side plates 320, and a group of first through holes 321 in the middle is rectangular, for example, rectangular first through holes 321 with a length of 6mm and a width of 4 mm;

the second support 410 is two support columns 412 located at two sides of the first support 410, one end of each support column 412 is located between two side plates 320, one end of each support column 412 located between two side plates 320 is provided with a second through hole 413 corresponding to the first through hole 321, and the support columns 412 and the side plates 320 are hinged to each other through rotating shafts 414 penetrating through the first through holes 321 and the second through holes 413.

The support column 412 is hinged to the support base 300, so that bending force applied to the support column 412 when the antenna box 600 is lifted can be further weakened, meanwhile, the support column 412 positioned on one side of the support tube 411 close to the antenna box 600 can be adjusted to rotate towards the support tube 411, and then lifted objects are pulled to a position close to the mast 100, so that the lifted objects can be conveniently obtained, in addition, the support column 412 can be pulled to two sides of the support tube 411, the occupied space of the support frame 400 is reduced, the carrying and storage of the hanger are facilitated, and the installation and the disassembly on the mast 100 are facilitated.

Preferably, the rotating shaft 414 is a flat-head pin, and the end of the flat-head pin is provided with a fastening hole, and the fastening hole is internally penetrated with a fastening wire 415, so that the flat-head pin can be prevented from sliding off the first through hole 321 and the second through hole 413.

Further preferably, the flat head pin is made of stainless steel to maximize the stability of the hinge between the first and third tubes and the support base 300.

In more possible embodiments, the antenna hanger further includes an elastic clip 700, for example, the elastic clip 700 may be a metal wire, preferably, the elastic clip 700 is an iron wire, which is economical and practical, the elastic clip 700 is used for elastically clipping the support tube 411 to the support base 300, and the elastic clip 700 has a connection portion 710 and two rotation shaft portions 720.

The connecting portion 710 includes a connecting section 711 and a limiting section 712 located at two opposite ends of the connecting section 711, the connecting section 711 is wound around the connecting section 711 located at the side of the first supporting member 410, the limiting section 712 is blocked and located at the outer side of the side plate 320, and the two rotating shafts 414 are respectively disposed at two opposite ends of the connecting portion 710 and correspond to the first through holes 321 on the two side plates 320, so as to form the rotating shafts 414 penetrating through the first through holes 321 and the second through holes 413.

In this way, the two rotating shafts 414 of the elastic clamping device 700 not only realizes the elastic clamping between the support tube 411 and the two side plates 320 of the support seat 300, and enhances the connection stability between the support tube 411 and the support seat 300, but also ensures the flexibility of the elastic clamping device 700 after being mounted on the support tube 411 and the support seat 300.

As a possible implementation manner, the inner walls of the first through hole 321 on two opposite sides along the axial direction of the support tube 411 are respectively provided with a clamping groove, and the parts of the two rotating shafts 414 located at the first through hole 321 are provided with protrusions, wherein the protrusions are used for being clamped into the clamping grooves to further prevent the elastic clamping piece 700 from sliding off the support tube 411 and the side plate 320, and the clamping grooves are hemispherical clamping grooves, and the protrusions are hemispherical protrusions.

As an example, the first avoiding space 430 is formed between the inner cavity wall of the supporting tube 411 and the lightning rod main body 220, so that the supporting tube 411 can rotate at a small angle relative to the supporting seat 300, that is, the supporting tube 411 can move radially relative to the lightning rod main body 220, so as to compensate the bending moment generated on the supporting tube 411 when the first rope or the second rope pulls the supporting tube 411.

In still another embodiment, a second avoidance space is formed between the shaft portion 720 and the second through hole 413, that is, the aperture of the second through hole 413 is larger than the diameter of the shaft portion 720 to form a second avoidance space, and the second avoidance space is configured such that the support tube 411 can move along the axial direction thereof when being pulled, so as to offset a bending moment applied to a portion of the support tube 411, and at the same time, further enhance the compression force on the support seat 300 by using the dead weight of the support tube 411.

As an example, the elastic clip 700 is formed by enclosing a flexible iron wire with a diameter of 4mm and a length of 124mm, the enclosed connecting section 711 is 36mm, the limiting section 712 is 32mm, and the length of the rotating shaft 414 is 6mm.

In more examples, referring to fig. 1, 2, 6, 8 and 9, the support tube 411 and the support columns 412 located at both sides of the support tube 411 are provided with a limiting bar 800, and accordingly, the support tube 411 and the second ends of the support columns 412 located at both sides of the support tube 411 are provided with limiting holes for installing the limiting bar, the limiting bar 800 is perpendicular to the side walls of the support tube 411 and the support columns 412, and the distance between the limiting bar 800 and the second ends of the support tube 411 and the support columns 412 is smaller than the distance between the limiting bar and the first ends of the support tube 411 and the support columns 412, one end of the anchor line 423 far from the base bar 110 and one end of the first suspension line 421 are wound on one side of the limiting bar away from the first end of the support column 412 on the left side of the support tube 411, the other end of the first suspension line 421 and one end of the second suspension line 422 are wound on one side of the limiting bar 800 away from the first end of the support column 412 on the right side of the support tube 411, and the pull line 424 are wound on one side of the limiting bar 800 facing away from the first end of the support column 412.

In this way, the plurality of lifting ropes can be limited by the plurality of limiting rods 800 along the axial movement of the supporting pipe 411 and the supporting column 412, so that the lifting ropes are prevented from sliding along the direction close to the supporting seat 300 when the supporting frame 400 is stressed, and the protruding parts of the limiting rods 800 penetrating through the supporting pipe 411 and the supporting column 412 can provide reinforcing positions for the lifting ropes.

Optionally, the second end of the suspension wire 420 is tied to the stopper rod 800 by a tying wire, so that the connection stability of the suspension wire 420 to the support 410 can be further improved.

Preferably, the binding rope is a tough string with a diameter of 0.5-2mm, the tough string is made of synthetic fiber or metal wire, and the binding rope is small in size and has high tensile strength, for example, the tough string has a diameter of 0.5mm, 1mm or 2mm.

In a preferred embodiment, the stop bar 800 includes a first stop bar 810 disposed on the support column 412, and the first stop bar 810 and the support column 412 extend in directions perpendicular to each other.

The stop lever 800 further includes a second stop lever 820 correspondingly disposed on the support tube 411, where the second stop lever 820 includes a stop portion 821 and a reinforcement portion 822, where the extending direction of the stop portion 821 and the extending direction of the support tube 411 are perpendicular to each other, the reinforcement portion 822 is disposed on one side of the stop portion 821 facing away from the first lifting rope 421 and the second lifting rope 422, and the reinforcement portion 822 is obliquely connected between the stop portion 821 and the support tube 411, as shown in fig. 7, the second stop lever 820 and two side walls on two opposite sides of the support tube 411 form two triangular stop structures, and the stop portion 821 and the reinforcement portion 822 of the second stop lever 820 can be integrally formed and also can be formed by connecting two tubes or bars.

In other possible embodiments, the reinforcement portion 822 of the second limiting rod 820 is welded to the side wall of the support tube 411, one end of the limiting portion 821 of the second limiting rod 820 is clamped in the limiting hole formed in the support tube 411, and the limiting portions 821 of the two second limiting rods 820 located at two sides of the support tube 411 leave a third avoiding space in the lumen of the support tube 411 along the tube diameter direction of the support tube 411, so that compared with the mode in which the second limiting rod 820 directly penetrates the support tube 411, the limiting portion 821 of the second limiting rod 820 is prevented from forming a grid part of the lightning rod main body 220 in the lumen of the support tube 411.

It should be noted that, when the length of the lightning rod main body 220 is greater than the height of the barrier portion in the vertical direction, the barrier portion may prevent the lumen of the support tube 411 from being disposed on the lightning rod main body 220, that is, when the support tube 411 is sleeved with the lightning rod main body 220, the barrier portion may contact with the lightning rod main body 220 along the axial direction of the support tube 411, thereby preventing the installation of the support tube 411.

Optionally, a circumferential weld is further disposed at a joint between the limiting portion 821 of the second limiting rod 820 and the support tube 411, so as to further improve the connection strength between the limiting portion 821 of the second limiting rod 820 and the support tube 411.

On the basis of the above embodiment, it may be improved that the support column 412 located at the left side of the support tube 411, that is, the support column 412 farthest from the lifting device 500 is further provided with a third limiting rod 830, the third limiting rod 830 is perpendicular to the support column 412, and the third limiting rod 830 is located at one side of the first limiting rod 810 away from the support base 300, so as to limit the moving distance of the first lifting rope 421 and/or the anchor rope 423 in the direction away from the support base 300, and prevent the rope body from slipping from the support column 412.

It will be appreciated by those skilled in the art that the first hanger line 421 and the anchor line 423 may be wound around a section between the first stop bar 810 and the third stop bar 830 of the support column 412, which may be 5-15mm in length, for example, 5mm, 10mm or 15mm.

The lifting device 500 includes a pulley 510 and a hanging rope 520 winding the pulley 510, the pulley 510 is connected with the second end of the hanging rope, the end of the hanging rope 520 far away from one end of the winding pulley 510 is used for being fixed with the antenna box 600, that is, the hanging rope 520 stretches out of two free ends after winding the pulley 510, the two free ends are respectively fixed with the top and the bottom of the antenna box 600 with an antenna, illustratively, the end of the pulley 510 connected with the support column 412 is provided with a hanging hole, one end of the pull rope 424 is tied in the hanging hole, and the other end is wound on the second end of the support column 412 to hang the pulley 510 on the second end of the support column 412.

Illustratively, the top and bottom of the antenna housing 600 are provided with hanging holes, and two free ends of the hanging rope 520 are respectively tied to the hanging holes, and the hanging rope 520 is used for receiving the pulling force from the pulling rope 424 to hang the antenna housing 600.

It should be noted that, the total length of the lifting rope 520 is greater than or equal to the height of the pulley 510, where the height of the pulley 510 is based on the lifting plane; preferably, the overall length of hoist rope 520 is greater than or equal to twice the height at which sheave 510 is located, i.e., the loop length of hoist rope 520 is greater than or equal to one time the height at which sheave 510 is located.

On the basis of the above embodiment, it may be improved that the anchor rope 423 is provided with a rope tightening assembly 900 for improving the connection stability and flexibility of the anchor rope 423 between the support column 412 and the base rod 110, the rope tightening assembly 900 includes a rope tightening device 910, as shown in fig. 1 and 6, the rope tightening device 910 is in a box structure, two ends of the rope tightening device 910 are all provided with rope holes, the anchor rope 423 is threaded on the rope tightening device 910 through the rope holes, one end of the rope tightening device 910 close to the mast 100 is a fixed end, and one end of the rope tightening device 910 far away from the mast 100 is an elastic end for adjusting the tightness of the rope portion between the anchor rope 423 and the support column 412.

Thus, when the antenna box 600 is lifted, the length of the anchor line 423 can be increased by the rope tightener 910, that is, the rope portion between the anchor line 423 and the support column 412 is loosened to match the tensile force applied by the support column 412, so that the support column 412 rotates clockwise by a small angle relative to the support seat 300, the support column 412 transmits the torque applied by itself to a portion close to the hinged end of the support seat 300, the bending moment applied by the support column 412 is reduced, and meanwhile, the pressure of the support seat 300 on the lightning rod chassis 210 is increased, and the stability of the support seat 300 on the lightning rod chassis 210 is enhanced.

As yet another example, the tightener 910 is penetrated only by a single strand of the anchor line 423, so that the tightener 910 only needs to bear the tension of one strand of the double strand of the anchor line 423, i.e., only half the tension of the anchor line 423 to the support column 412, when lifting the antenna case 600, as compared to a structure in which the tightener 910 is penetrated only by the double strand of the anchor line 423, thereby reducing the structural strength requirement of the tightener 910.

Preferably, the cord grip 910 is a small-sized drawstring grip 910, which is smaller, lighter, and more convenient to use than conventional cord grips 910.

In another preferred embodiment, the rope tightening assembly 900 further includes a rope buckle 920 disposed at one end of the anchor rope 423 near the base rod 110, and two rope portions of the anchor rope 423 near one end of the base rod 110 are fastened around one side of the base rod 110 by the rope buckle 920, as shown in fig. 1, that is, the rope buckle 920 is fastened around the outer circumference of the two rope portions of the lower end of the anchor rope 423, so that the two rope portions of the lower end of the anchor rope 423 are fastened to the lower end of the mast 100, so as to form an anchor point on one side of the mast 100, and play a role in enhancing the connection stability of the anchor rope 423 and the mast 100.

Illustratively, the lower end of the mast 100 is provided with a climbing rail 130, and the double strand rope portion of the lower end of the anchor rope 423 can be tied to the climbing rail 130; the rope buckle 920 is a stainless steel gourd buckle.

As a preferred embodiment, referring to fig. 1, a safety rope 425 is further provided between the support column 412 and the pulley 510 on the right side of the support tube 411, one end of the safety rope 425 is tied to the second end of the support column 412, the other end of the safety rope 425 is tied to the hanging hole in a penetrating manner and is adjacent to the pull rope 424, when the antenna box 600 is lifted, the load brought by the antenna box 600 is mainly carried by the pull rope 424, and the addition of the safety rope 425 can take over the pull rope 424 to bear the pulling force of the antenna box 600 when the pull rope 424 breaks, so as to avoid the antenna box 600 from falling and breaking.

In some embodiments, the pulley 510 is an outdoor mountain climbing pulley, which may carry 2000-2500kg, which may be 2000kg, 2200kg, or 2500kg.

By means of the design, the outdoor mountain climbing pulley which is small in size and light can be well matched with the light antenna box body, and light weight of the lifting device is achieved.

In the description of the present invention, it should be understood that the terms "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, merely to facilitate describing the present invention and simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In the description of the present invention, the meaning of "plurality" means at least two, for example, two, three, etc., unless specifically defined otherwise.

In the present invention, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly, through intermediaries, or both, may be in communication with each other or in interaction with each other, unless expressly defined otherwise. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art according to the specific circumstances.

In the present invention, unless expressly stated or limited otherwise, a first feature is a second feature and "up" or "down" may be the direct contact of the first and second features, or the indirect contact of the first and second features through an intervening medium. Moreover, a first feature being "above," "over" and "on" a second feature may be a first feature being directly above or obliquely above the second feature, or simply indicating that the first feature is level higher than the second feature. The first feature being "under", "below" and "beneath" the second feature may be the first feature being directly under or obliquely below the second feature, or simply indicating that the first feature is less level than the second feature.

In this specification, each embodiment or implementation is described in a progressive manner, and each embodiment focuses on a difference from other embodiments, and identical and similar parts between the embodiments are all enough to refer to each other.

It should be noted that references in the specification to "one embodiment," "an example embodiment," "some embodiments," etc., indicate that the embodiment may include a particular feature, structure, or characteristic, but every embodiment may not necessarily include the particular feature, structure, or characteristic. Moreover, such phrases are not necessarily referring to the same embodiment. Furthermore, when a particular feature, structure, or characteristic is described in connection with an embodiment, it is submitted that it is within the knowledge of one skilled in the art to effect such feature, structure, or characteristic in connection with other embodiments whether or not explicitly described.

Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present invention, and not for limiting the same; although the invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some or all of the technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit of the invention.

Claims (10)

1. The antenna hanger is applied to a mast provided with a lightning rod, the mast comprises a base rod and a mast top disc positioned at the top end of the base rod, the lightning rod comprises a lightning rod chassis and a lightning rod main body erected on the lightning rod chassis, and the lightning rod chassis is fixed on the mast top disc;

the support frame comprises a lifting rope and at least three supporting pieces, wherein the at least three supporting pieces comprise first supporting pieces used for placing the lightning rod main body, the first ends of the supporting pieces are connected to the support seat, the second ends of the supporting pieces point to different space directions respectively, the first ends of the lifting rope are fixed to the mast, and the second ends of the lifting rope are sequentially arranged at the second ends of the supporting pieces and are connected with the lifting device;

the lifting device is connected with the supporting frame and is configured to drive the antenna box body to lift under the support of the supporting frame.

2. The antenna hanger of claim 1, wherein said at least three supports further comprise at least two second supports, each said second support being located on a different side of said first support, and said first support and each said second support being coplanar.

3. The antenna hanger of claim 2, wherein said second support members are each hinged at a first end to said support base.

4. The antenna hanger of claim 1, wherein said support base comprises a bottom plate and two side plates, said two side plates being oppositely connected to two sides of said bottom plate, said two side plates being respectively provided with a first through hole, said first through holes on said two side plates being oppositely disposed;

the first end of the support piece is positioned between the two side plates, the support piece is provided with a second through hole corresponding to the first through hole, and the second support piece and the side plates are mutually hinged through rotating shafts penetrating through the first through hole and the second through hole.

5. The antenna hanger of claim 4, further comprising an elastic snap fastener having a connecting portion and two swivel portions;

the connecting portion comprises a connecting section and limiting sections located at two opposite ends of the connecting section, the connecting section is wound on the connecting section on the side of the first supporting piece, the limiting sections are blocked on the outer side of the side plate, the two rotating shafts are respectively arranged at two opposite ends of the connecting portion and correspond to the two first through holes in the side plate, so that the rotating shafts penetrating through the first through holes and the second through holes are formed.

6. The antenna hanger of claim 5, wherein said first support member is a tubular member and a first relief space is provided between an inner cavity wall of said first support member and said lightning rod body, said first relief space being configured to allow said first support member to move in a direction of its tube diameter when said first support member is under tension;

a second avoidance space is arranged between the rotating shaft part and the second through hole, and the second avoidance space is configured to enable the first supporting piece to move along the axis direction of the first supporting piece when the first supporting piece is subjected to tensile force.

7. The antenna hanger of any of claims 2-6, wherein said second end of said hanger rope is looped around said second end of each of said support members in sequence;

be provided with the gag lever post on the support piece, the gag lever post with support piece's extending direction is crisscross each other, just the gag lever post with distance between support piece's the second end is less than the gag lever post with distance between support piece's the first end, the lifting rope twine in one side of gag lever post deviate from support piece first end.

8. The antenna hanger of claim 7, wherein the stop bar comprises a first stop bar disposed correspondingly to the second support, the first stop bar and the second support extending in directions perpendicular to each other; and/or the number of the groups of groups,

the limiting rod comprises a second limiting rod which is correspondingly arranged on the first supporting piece, the second limiting rod comprises a limiting portion and a reinforcing portion, the extending direction of the limiting portion is perpendicular to that of the first supporting piece, the reinforcing portion is arranged on one side, deviating from the lifting rope, of the limiting portion, and the reinforcing portion is obliquely connected between the limiting portion and the first supporting piece.

9. The antenna hanger of claim 8, wherein a third stop bar is further provided on the second support member of each of said second support members that is farthest from said lifting device, said third stop bars being staggered with said second support members and being adapted to limit a distance of movement of said hanger rope in a direction away from said support base.

10. The antenna hanger of claim 2, wherein said lifting device comprises a pulley and a sling around said pulley, said pulley being tied to a second end of said sling, an end of said sling remote from said pulley being wound for securing with said antenna housing.