WO2018209460A1 - 一种室外天线 - Google Patents

一种室外天线 Download PDF

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Publication number
WO2018209460A1
WO2018209460A1 PCT/CN2017/000467 CN2017000467W WO2018209460A1 WO 2018209460 A1 WO2018209460 A1 WO 2018209460A1 CN 2017000467 W CN2017000467 W CN 2017000467W WO 2018209460 A1 WO2018209460 A1 WO 2018209460A1
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WO
WIPO (PCT)
Prior art keywords
disposed
piece
rope
wall
gear
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PCT/CN2017/000467
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English (en)
French (fr)
Inventor
李丹
王文奎
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浙江龙游公任电子有限公司
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Application filed by 浙江龙游公任电子有限公司 filed Critical 浙江龙游公任电子有限公司
Priority to DE212017000026.0U priority Critical patent/DE212017000026U1/de
Priority to JP2018600017U priority patent/JP3222597U/ja
Publication of WO2018209460A1 publication Critical patent/WO2018209460A1/zh

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    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q1/00—Details of, or arrangements associated with, antennas
    • H01Q1/12—Supports; Mounting means

Definitions

  • the invention belongs to the field of antennas, and in particular relates to an antenna for outdoor use.
  • Antennas are devices used by many communication devices and electronic devices to receive signals. The functions vary widely and there are many types. Among them, TV antennas are more common. In general, in order to improve the quality of the received wireless signal, it is necessary to fix the receiving antenna to the outdoor space.
  • the antenna support frame and the antenna body are easy to be wrapped around the support frame when used outdoors. Especially in spring, there are many people flying kites outdoors, and the kite line is easily wrapped around the support frame or the antenna body, since the antenna is generally installed. At high altitudes, handling these entangled ropes is cumbersome and dangerous.
  • the present invention has been researched and provides an outdoor antenna capable of easily cutting a string wound around a support column.
  • the present invention provides an outdoor antenna that can easily cut off a cord wound on a support frame.
  • An outdoor antenna includes a base, a base disposed on the base, a support column disposed on the base, and an antenna assembly disposed on the top of the support column, wherein the support column is a hollow column structure, and the support column is The top of the support column is provided with an upper and lower vertical groove, and the support column is provided with a cutting sleeve which can be moved up and down, and the inner wall of the cutting sleeve is provided with a blade placed in the groove a first magnet is further disposed on the cutting sleeve; an annular traction member is disposed in the inner cavity of the support column, and the outer wall of the traction member is provided with a second magnet that is attracted to the first magnet, and the traction member is connected An upward traction rope that passes down the pulley of the top of the support column and extends downwardly and is connected to the rope device, the rope device comprising a rope motor disposed in the base and a coil connected to the rope motor
  • the antenna assembly includes an antenna body mount fixed on the
  • the winding and releasing of the traction rope can be realized in the forward rotation and the reverse rotation state, thereby achieving the ascending and descending of the traction member.
  • the traction member rises or falls, it can drive the ascending or descending of the cutting sleeve sucked by the magnetic force.
  • the blade is swept from the groove, and the rope wound around the support column can be easily cut.
  • a gap is left between the inner wall of the cutting sleeve and the outer wall of the support column, and the outer wall of the traction member
  • a gap is left between the inner wall of the support column; a first ball is embedded on the inner wall of the cutting sleeve, and a second ball is embedded on the outer wall of the traction member.
  • the traction member is internally provided with an inner structural block, and the inner structural block is provided with a weighting block at the center, and the upper side of the weighting block is connected with one end of the traction rope, and the inner structural block has an upper and lower hollow structure to facilitate traction.
  • the ropes and wires are passed through, and the weights can be metal blocks to increase the weight and facilitate the falling of the traction members.
  • the antenna body comprises a trunk having a cavity and a vibrator assembly partially disposed in a cavity of the trunk, the vibrator assembly including a mounting piece, a vibrator piece, the vibrator piece being fixed on the pin, the pin Rotating on the mounting piece, and fixing a pin on one end of the pin through the mounting piece, the inner wall of the cavity of the trunk is provided with a rack meshing with the gear;
  • the mounting piece is disposed at one end of the antenna body mounting seat a tooth piece is disposed, the tooth piece meshes with a second gear provided in the antenna body mount, the second gear is connected to the gear motor, the gear motor is connected to the circuit component through a wire, and the control component controls the power supply of the wire,
  • the power is off, the direction of the current, and the movement of the mounting piece is guided by the blade when the second gear rotates, and the side of the trunk is provided with a side groove for the rotor piece to protrude.
  • the movement of the tooth piece meshing with the second gear wheel can be driven to realize the movement of the mounting piece, and during the movement of the mounting piece, the gear meshed by the rack rotates to realize the pin shaft.
  • Rotating, thereby expanding and collapsing the vibrator piece the inner edge of the vibrator piece is sharp.
  • the inner part of the vibrator piece can cooperate with the side groove to cut the wire wound thereon.
  • the housing of the base is provided with an openable side door, and a control panel is provided in the side door for controlling the operation of the electric device.
  • the vibrating pieces on both sides of the mounting piece are symmetrically disposed on the mounting piece, and the two symmetrically arranged gears are meshed, and the gear and the vibrating piece are respectively disposed on the upper and lower sides of the mounting piece, and the structure makes the expansion and gathering of the vibrating piece more stable.
  • the tooth piece is disposed on the upper and lower surfaces of one end of the mounting piece, the tooth piece on the upper surface and the tooth piece on the lower surface are respectively engaged with a second gear, and the upper and lower two second gears rotate simultaneously to make the mounting piece
  • the extension and extension are more stable and controllable.
  • an outdoor antenna is provided, which can conveniently cut off the rope wound on the support column, thereby avoiding the danger of human climbing operation.
  • Figure 1 is a schematic illustration of the invention.
  • Fig. 2 is an enlarged view of a region A in Fig. 1.
  • Fig. 3 is an enlarged view of a region B in Fig. 1.
  • Figure 4 is a top plan view of the cutting sleeve.
  • Figure 5 is a cross-sectional view 1 of the cutting sleeve.
  • Figure 6 is a cross-sectional view 2 of the cutting sleeve.
  • Figure 7 is a cross-sectional view III of the cutting sleeve.
  • Figure 8 is a cross-sectional view 1 of the support post at the cutting sleeve.
  • Figure 9 is a cross-sectional view 2 of the support post at the cutting sleeve.
  • Figure 10 is an enlarged view of a region C in Figure 9.
  • Figure 11 is a schematic illustration of an antenna assembly.
  • Figure 12 is a cross-sectional view of the antenna assembly.
  • Figure 13 is a schematic view showing the opening of the vibrator piece.
  • Figure 14 is an enlarged view of a region D in Figure 13.
  • Figure 15 is a schematic view of the vibrator piece being gathered.
  • Figure 16 is an enlarged view of the area E in Figure 15.
  • Figure 17 is a schematic view of the vibrator assembly.
  • Figure 18 is a schematic view 2 of the vibrator assembly.
  • Figure 19 is a side view of the vibrator assembly.
  • Figure 20 is an enlarged view of the G area of Figure 18.
  • Figure 21 is an enlarged view of the H area of Figure 19.
  • Figure 22 is an internal schematic view of the main body.
  • Figure 23 is an enlarged view of the area I in Figure 22.
  • Figure 24 is a side view of the main structure of the main body.
  • Figure 25 is a side view of the main body.
  • an outdoor antenna includes a base 2, a base 11 disposed on the base 2, a support column 1 disposed on the base 11, an antenna assembly disposed at the top of the support column 1, and a support column 1 is a hollow columnar structure, the top of the support column 1 is provided with a mounting platform 5, and the outer wall of the support column 1 is provided with upper and lower vertical grooves 13, two of which are symmetrically arranged; the support column 1 is sleeved There is a cutting sleeve 6 which can be moved up and down.
  • the inner wall of the cutting sleeve 6 is provided with two blades 63 disposed in the groove 13.
  • the upper and lower sides of the blade 63 have cutting edges, and the cutting sleeve 6 is further provided with two upper and lower sides.
  • An annular first magnet 61; an annular traction member 8 is disposed in the inner cavity of the support column 1, and the outer wall of the traction member 8 is provided with two upper and lower rings that are attracted to the first magnet 61.
  • the magnet 81 and the traction member 8 are connected with an upward traction rope 7 which is wound around the pulley 8 at the top of the support column 1 and extends downwardly and connected to the rope device.
  • the rope device comprises a base 11 Rope in the rope The machine 115 and a rope rod 116 connected to the rotating shaft of the rope motor 115.
  • the antenna assembly includes an antenna body mount 4 fixed on the mounting platform 5.
  • One side of the antenna body mount 4 is provided with an antenna body 3; a partition 112, the partition 112 divides the inner cavity of the base into an upper cavity 114 and a lower cavity 113, and the winding device is disposed in the upper cavity 114.
  • the lower cavity 113 is provided with a circuit component, a control component, an antenna circuit module, and the like.
  • the conventional circuit device involved in the work; the circuit component, the control component, and the rope motor 115 are electrically connected, and the control component controls the rotation and rotation direction of the rope motor 115.
  • the circuit component can be a wire, a resistor, a switch, or a diode.
  • the circuit structure is assembled by a conventional electronic component according to requirements, and the circuit component is connected to the power grid through a wire or connected to a built-in battery.
  • the control component is a conventional circuit control board, and the input module, the processing module, and the storage module are sequentially connected.
  • an output module for changing the state of the circuit according to an operation or a signal, and the rope motor 115 is a conventional commercially available rotating motor.
  • a gap is left between the inner wall of the cutting sleeve 6 and the outer wall of the support column 1, and a gap is left between the outer wall of the traction member 8 and the inner wall of the support column 1;
  • the first ball 62 is embedded in the inner wall of the cutting sleeve 6, and the second ball 82 is embedded in the outer wall of the pulling member 8, so that the resistance is small when moving up and down.
  • the traction member 8 is internally provided with an inner structural block 84 having a hollow structure.
  • the center of the inner structural block 84 is provided with a weight 85, and the upper side of the weight 85 is connected to one end of the traction rope 7.
  • the antenna body 3 includes a trunk 31 having a cavity and a vibrator assembly partially disposed in a cavity of the trunk 31.
  • the trunk 31 has a rectangular parallelepiped structure, and the cavity is also a rectangular cavity.
  • the vibrator assembly includes a mounting piece 33 and a vibrator piece 32.
  • the vibrator piece 32 is fixed on a pin 324.
  • the pin 324 is rotated in a pin hole provided in the mounting piece 33, and the pin 324 passes through the mounting piece 33.
  • a gear 323 is fixed on one end of the trunk 31.
  • the inner wall of the cavity of the trunk 31 is provided with a rack 313 that meshes with the gear 323. Both ends of the rack 313 are provided with anti-drop protrusions 314.
  • the mounting piece 33 is disposed on the antenna.
  • One end of the body mount 4 is provided with a tooth piece 333 which meshes with a second gear 42 provided in the antenna body mount 4, the second gear 42 is connected to the gear motor 41, and the gear motor 41 controls The gear motor 41 is connected to the circuit assembly through a wire, and the control unit controls the energization, power-off, and current direction of the wire.
  • the control unit controls the energization, power-off, and current direction of the wire.
  • the vibrator pieces 32 on both sides of the mounting piece 33 are symmetrically disposed on the mounting piece 33, and the two symmetrically disposed gears 323 are engaged, and the gear 323 and the vibrator piece 32 are respectively disposed on the upper and lower sides of the mounting piece 33.
  • the tooth pieces 333 are provided on the upper and lower surfaces of one end of the mounting piece 33, and the teeth on the upper surface and the teeth on the lower surface are respectively engaged with a second gear 42.
  • the trunk 31 is internally provided with a support protrusion 311 for supporting the mounting piece 33, and the lower surface of the trunk 31 is provided with a hollow 315 for draining water.
  • the housing of the base 11 is provided with an openable side door 10, and a control panel is provided in the side door 10, which can be manually operated.
  • the above is the outdoor antenna device of the present invention.
  • the reeling motor 115 rotates, the winding and releasing of the traction rope 7 can be realized in the forward rotation and reverse rotation states, thereby achieving the ascending and descending of the traction member 8.
  • the traction member 8 rises or falls, the rise or fall of the cutting sleeve 6 sucked by the magnetic force can be driven.
  • the blade 63 is swept from the groove 13, and the rope wrapped around the support column 1 can be easily cut. .
  • the tooth piece 333 that meshes with the second gear 42 can be moved to realize the extension or extension of the mounting piece 33, and the mounting piece 33 is moved and the rack 313 is moved.
  • the meshing gear 323 rotates to realize the unfolding and folding of the vibrator piece 32, which is very convenient.
  • the inner edge of the vibrator piece 32 is sharp. During the process of the vibrator piece 32 being gathered, the inner edge of the vibrator piece 32 can be cut and wound in cooperation with the side groove 312. The rope on it.
  • the operation of cutting the cutting sleeve 6 and the operation of cutting the vibrating piece 32 can be realized by the control panel, or can be automatically cycled according to the built-in time, such as once a week.
  • the present invention provides an outdoor antenna, which can easily cut off the rope wound on the support column, thereby avoiding the danger of human climbing operation.

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Abstract

一种室外天线，包括基座、设于基座上的底座，设于底座上的支撑柱、设于支撑柱顶部的天线组件，支撑柱的顶部设有安装平台，所述支撑柱的外壁上设有凹槽，支撑柱上套有切割套，切割套上设有置于凹槽中的刀片，切割套上还设有第一磁铁；支撑柱的内腔中设有环状的牵引件，所述牵引件的外壁上设有第二磁铁和牵引绳，该牵引绳绕过支撑柱顶部的滑轮后向下与延伸并与卷绳装置相连。本发明提供了一种室外天线，能够方便的切断支撑柱上缠绕的绳线，避免了人登高操作的危险。

Description

一种室外天线 技术领域
本发明属于天线领域，具体涉及一种放置在室外使用的天线。
背景技术
天线是很多通信设备、电子设备用于接收信号的器件，功能差异大，种类也多，其中电视天线是较常见的一种。一般来说，为了提高接收无线信号的质量，需要将接收天线固定室外空旷处。
一般天线支撑架和天线本体，在室外使用时，支撑架上容易缠上线绳，尤其是春天时候，户外放风筝的人多，风筝线容易缠在支撑架或天线本体上，由于天线一般安装在高处，处理这些缠绕的绳线十分麻烦，且存在一定的危险性。
针对以上问题，本发明进行了研究，并提供了一种能够方便切断缠绕在支撑柱上的绳线的室外天线。
发明内容
针对现有技术不足，本发明提供了一种室外天线，能够方便的切断缠绕在支撑架上绳线。
为了解决上述技术问题，本发明通过下述技术方案得以解决。
一种室外天线，包括基座、设于基座上的底座，设于底座上的支撑柱、设于支撑柱顶部的天线组件，其特征在于：所述支撑柱为中空柱状结构，支撑柱的顶部设有安装平台，所述支撑柱的外壁上设有上下竖直的凹槽，支撑柱上套有可上下移动的切割套，所述切割套的内壁上设有置于凹槽中的刀片，切割套上还设有第一磁铁；支撑柱的内腔中设有环状的牵引件，所述牵引件的外壁上设有与第一磁铁相吸的第二磁铁，牵引件上连接有向上的牵引绳，该牵引绳绕过支撑柱顶部的滑轮后向下与延伸并与卷绳装置相连，所述卷绳装置包括设于底座中的卷绳电机和与该卷绳电机相连的卷绳杆；所述天线组件包括固定在安装平台上的天线本体安装座，该天线本体安装座的一侧设有天线本体；所述底座中还设有电路组件、控制组件；电路组件、控制组件、卷绳电机之间通过电路结构相连，控制组件控制卷绳电机的转动。
本技术中，卷绳电机转动时，正转和反转状态下可以实现对牵引绳的卷绕和释放，进而实现牵引件的上升和下降。牵引件的上升或下降时，可以带动与其磁力相吸的切割套的上升或下降，该过程中刀片从凹槽中划过，可以方便的割断缠绕在支撑柱上的绳线。
作为优选，所述述切割套的内壁与支撑柱的外壁之间留有空隙，所述牵引件的外壁 与支撑柱的内壁之间留有空隙；切割套的内壁上嵌有第一滚珠，牵引件的外壁上嵌有第二滚珠。该结构使切割套和牵引件上下移动时的阻力小。
作为优选，所述牵引件内部设有内结构块，所述内结构块的中心设有配重块，配重块的上边与牵引绳的一端相连，内结构块上具有上下镂空结构，方便牵引绳和电线的穿过，配重块可以为金属块，增加重量，便于牵引件下落。
作为优选，所述天线本体包括具有空腔的主干和部分设于主干的空腔中的振子组件，所述振子组件包括安装片、振子片，所述振子片固定在销轴上，该销轴转动设于安装片上，且销轴穿过安装片的一端上固定有齿轮，所述主干的空腔内壁上设有与齿轮啮合的齿条；所述安装片设于天线本体安装座中的一端设有齿片，该齿片与设于天线本体安装座中的第二齿轮啮合，所述第二齿轮与齿轮电机相连，所述齿轮电机通过电线与电路组件相连，控制组件控制电线的通电、断电、电流方向，所述第二齿轮转动时通过齿片引导安装片的移动，所述主干的侧部设有供振子片伸出的侧槽。
本技术中，通过控制齿轮电机的通电和转动方向，可以带动与第二齿轮啮合的齿片移动，实现安装片的移动，安装片在移动过程中，齿条啮合的齿轮转动，实现销轴的转动，进而实现振子片的展开和收拢，振子片的内沿锋利，在振子片收拢的过程中，振子片内沿与侧槽配合可以割断缠绕在其上的绳线。
作为优选，所述底座的壳体上设有可打开的侧门，该侧门中设有控制面板，用于控制用电器件的工作。
作为优选，安装片两侧的振子片对称设于安装片上，且对称设置的两个齿轮啮合，齿轮和振子片分别设于安装片的上下两侧，该结构使振子片的展开和收拢更加稳定可控；齿片设于安装片一端的上下表面上，上表面上的齿片和下表面上的齿片分别各与一个第二齿轮啮合，上下两个第二齿轮同时转动工作，使安装片的伸进伸出更加稳定可控。
与现有技术相比，本发明具有以下有益效果：提供了一种室外天线，能够方便的切断支撑柱上缠绕的绳线，避免了人登高操作的危险。
附图说明
图1为本发明的示意图。
图2为图1中A区域的放大图。
图3为图1中B区域的放大图。
图4为切割套的俯视图。
图5为切割套的剖视图一。
图6为切割套的剖视图二。
图7为切割套的剖视图三。
图8为切割套处支撑柱的剖视图一。
图9为切割套处支撑柱的剖视图二。
图10为图9中C区域的放大图。
图11为天线组件的示意图。
图12为天线组件的剖视示意图。
图13为振子片张开的示意图。
图14为图13中D区域的放大图。
图15为振子片收拢的示意图。
图16为图15中E区域的放大图。
图17为振子组件的示意图一。
图18为振子组件的示意图二。
图19为振子组件的侧视图。
图20为图18中G区域的放大图。
图21为图19中H区域的放大图。
图22为主干的内部示意图。
图23为图22中I区域的放大图。
图24为主干的侧视内部结构图。
图25为主干的侧视图。
具体实施方式
下面结合附图与具体实施方式对本发明作进一步详细描述。
见图1至图25，一种室外天线，包括基座2、设于基座2上的底座11，设于底座11上的支撑柱1、设于支撑柱1顶部的天线组件，述支撑柱1为中空柱状结构，支撑柱1的顶部设有安装平台5，所述支撑柱1的外壁上设有上下竖直的凹槽13，凹槽13共两条，对称设置；支撑柱1上套有可上下移动的切割套6，所述切割套6的内壁上设有置于凹槽13中的两个刀片63，刀片63的上下都有刃口，切割套6上还设有上下两条环状的第一磁铁61；支撑柱1的内腔中设有环状的牵引件8，所述牵引件8的外壁上设有与第一磁铁61相吸的上下两条环状的第二磁铁81，牵引件8上连接有向上的牵引绳7，该牵引绳7绕过支撑柱1顶部的滑轮8后向下与延伸并与卷绳装置相连，所述卷绳装置包括设于底座11中的卷绳电 机115和与该卷绳电机115的转轴相连的卷绳杆116。
如图3所示，本技术中，所述天线组件包括固定在安装平台5上的天线本体安装座4，该天线本体安装座4的一侧设有天线本体3；所述底座11中设有隔板112，，该隔板112将底座内腔分为上腔114和下腔113，卷绳装置设于上腔114中，下腔113中设有电路组件、控制组件、天线电路模块等正常工作中会涉及到的常规电路器件；电路组件、控制组件、卷绳电机115之间通过电连接，控制组件控制卷绳电机115的转动及转动方向，电路组件可以为电线、电阻、开关、二极管等常规电子元件根据需要组装成的电路结构，电路组件通过电线与电网相连或与内置电池相连，该控制组件为常规的电路控制板，其上设有依次连接的输入模块、处理模块、存储模块、输出模块，用于根据操作或信号来改变电路状态，该卷绳电机115为常规市售的转动电机。
如图4～10所示，本技术中，所述切割套6的内壁与支撑柱1的外壁之间留有空隙，所述牵引件8的外壁与支撑柱1的内壁之间留有空隙；切割套6的内壁上嵌有第一滚珠62，牵引件8的外壁上嵌有第二滚珠82，因此上下移动时阻力小。此外，所述牵引件8内部设有具有镂空结构的内结构块84)所述内结构块84的中心设有配重块85，配重块85的上边与牵引绳7的一端相连。
如图11～25所示，所述天线本体3包括具有空腔的主干31和部分设于主干31的空腔中的振子组件，所述主干31具有长方体结构，空腔也为长方体内腔，所述振子组件包括安装片33、振子片32，所述振子片32固定在销轴324上，该销轴324转动设于安装片33上的销孔中，且销轴324穿过安装片33的一端上固定有齿轮323，所述主干31的空腔内壁上设有与齿轮323啮合的齿条313，齿条313的两端设有防脱凸起314；所述安装片33设于天线本体安装座4中的一端设有齿片333，该齿片333与设于天线本体安装座4中的第二齿轮42啮合，所述第二齿轮42与齿轮电机41相连，齿轮电机41控制第二齿轮42的正转和反转，所述齿轮电机41通过电线与电路组件相连，控制组件控制电线的通电、断电、电流方向，所述第二齿轮42转动时通过齿片333引导安装片33的移动，所述主干31的侧部设有供振子片32伸出的侧槽312。
进一步的，安装片33两侧的振子片32对称设于安装片33上，且对称设置的两个齿轮323啮合，齿轮323和振子片32分别设于安装片33的上下两侧。齿片333设于安装片33一端的上下表面上，上表面上的齿片和下表面上的齿片分别各与一个第二齿轮42啮合。此外，所述主干31内部设有用于支撑安装片33的支撑凸起311，且主干31的下表面上设有镂空315，该镂空315用于排积水。
此外，图1中所示，所述底座11的壳体上设有可打开的侧门10，该侧门10中设有控制面板，可以手动进行操作。
以上为本发明中的室外天线装置，卷绳电机115转动时，正转和反转状态下可以实现对牵引绳7的卷绕和释放，进而实现牵引件8的上升和下降。牵引件8的上升或下降时，可以带动与其磁力相吸的切割套6的上升或下降，该过程中刀片63从凹槽13中划过，可以方便的割断缠绕在支撑柱1上的绳线。此外，通过控制齿轮电机41的通电和转动方向，可以带动与第二齿轮42啮合的齿片333移动，实现安装片33的伸进或伸出，安装片33在移动过程中，与齿条313啮合的齿轮323转动，进而实现振子片32的展开和收拢，十分方便，振子片32的内沿锋利，在振子片32收拢的过程中，振子片32内沿与侧槽312配合可以割断缠绕在其上的绳线。本技术中，切割套6割线的操作和振子片32割线的操作，可以通过控制面板来实现，也可以根据内设的时间自动周期进行，如一周一次。
以上所述，本发明提供了一种室外天线，能够方便的切断支撑柱上缠绕的绳线，避免了人登高操作的危险。
本发明的保护范围包括但不限于以上实施方式，本发明的保护范围以权利要求书为准，任何对本技术做出的本领域的技术人员容易想到的替换、变形、改进均落入本发明的保护范围。

Claims (6)

  1. 一种室外天线，包括基座(2)、设于基座(2)上的底座(11)，设于底座(11)上的支撑柱(1)、设于支撑柱(1)顶部的天线组件，其特征在于：
    所述支撑柱(1)为中空柱状结构，支撑柱(1)的顶部设有安装平台(5)，所述支撑柱(1)的外壁上设有上下竖直的凹槽(13)，支撑柱(1)上套有可上下移动的切割套(6)，所述切割套(6)的内壁上设有置于凹槽(13)中的刀片(63)，切割套(6)上还设有第一磁铁(61)；支撑柱(1)的内腔中设有环状的牵引件(8)，所述牵引件(8)的外壁上设有与第一磁铁(61)相吸的第二磁铁(81)，牵引件(8)上连接有向上的牵引绳(7)，该牵引绳(7)绕过支撑柱(1)顶部的滑轮(8)后向下与延伸并与卷绳装置相连，所述卷绳装置包括设于底座(11)中的卷绳电机(115)和与该卷绳电机(115)相连的卷绳杆(116)；
    所述天线组件包括固定在安装平台(5)上的天线本体安装座(4)，该天线本体安装座(4)的一侧设有天线本体(3)；
    所述底座(11)中还设有电路组件、控制组件；电路组件、控制组件、卷绳电机(115)之间通过电路结构相连，控制组件控制卷绳电机(115)的转动。
  2. 根据权利要求1所述的一种室外天线，其特征在于，所述切割套(6)的内壁与支撑柱(1)的外壁之间留有空隙，所述牵引件(8)的外壁与支撑柱(1)的内壁之间留有空隙；切割套(6)的内壁上嵌有第一滚珠(62)，牵引件(8)的外壁上嵌有第二滚珠(82)。
  3. 根据权利要求1所述的一种室外天线，其特征在于，所述牵引件(8)内部设有内结构块(84)，所述内结构块(84)的中心设有配重块(85)，配重块(85)的上边与牵引绳(7)的一端相连。
  4. 根据权利要求1所述的一种室外天线，其特征在于，所述天线本体(3)包括具有空腔的主干(31)和部分设于主干(31)的空腔中的振子组件，所述振子组件包括安装片(33)、振子片(32)，所述振子片(32)固定在销轴(324)上，该销轴(324)转动设于安装片(33)上，且销轴(324)穿过安装片(33)的一端上固定有齿轮(323)，所述主干(31)的空腔内壁上设有与齿轮(323)啮合的齿条(313)；所述安装片(33)设于天线本体安装座(4)中的一端设有齿片(333)，该齿片(333)与设于天线本体安装座(4)中的第二齿轮(42)啮合，所述第二齿轮(42)与齿轮电机(41)相连，所述齿轮电机(41)通过电线与电路组件相连，控制组件控制电线的通电、断电、电流方向，所述第二齿轮(42)转动时通过齿片(333)引导安装片(33)的移动，所述主干(31)的侧部设有供振子片(32)伸出的侧槽(312)。
  5. 根据权利要求1所述的一种室外天线，其特征在于，所述底座(11)的壳体上设有可打 开的侧门(10)，该侧门(10)中设有控制面板。
  6. 根据权利要求1所述的一种室外天线，其特征在于，安装片(33)两侧的振子片(32)对称设于安装片(33)上，且对称设置的两个齿轮(323)啮合，齿轮(323)和振子片(32)分别设于安装片(33)的两侧；齿片(333)设于安装片(33)一端的上下表面上，上表面上的齿片和下表面上的齿片分别各与一个第二齿轮(42)啮合。
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