CN210805988U - Base station antenna connecting device - Google Patents

Abstract

The utility model relates to a base station antenna connecting device, which belongs to the technical field of communication base station equipment, and particularly comprises an antenna box, wherein the bottom of the antenna box is fixed with a connecting ear seat, the lower part of a vertical rod is fixed with a pipe clamp, the pipe clamp is fixed with a lower connecting plate, the lower connecting plate is hinged on the connecting ear seat, the upper part of the vertical rod is provided with a lifting mechanism, the lifting mechanism is fixed with a track wheel fixing plate, the track wheel fixing plate is fixed with a fixing transverse plate, the track sheave is installed on the track wheel fixing plate, a guide cylinder is arranged on the fixing transverse plate, a guide rod is installed in the guide cylinder, one end of the guide rod is fixed with an L-shaped wheel seat, the L-shaped wheel seat is provided with a track auxiliary sheave, the upper part of the antenna box is provided with an arc track rod, two ends of the arc track rod are respectively fixed with a support plate, the track rod is adopted to control the downward inclination angle of the antenna box to be adjusted, so that the adjustment is convenient and the precision is high.

Description

Base station antenna connecting device

Technical Field

The utility model relates to a base station antenna connecting device belongs to communication base station equipment technical field.

Background

The base station is a common mobile communication base station, which is a form of radio station, and in a certain radio coverage area, the base station is a radio transceiver station for information transmission with mobile phone terminals through a mobile communication switching center, and the base station is provided with antennas for information transmission through the antennas.

In the process of engineering design, installation and use, in order to limit signals in the coverage area of a service cell and reduce interference to other co-frequency cells, the antenna is an effective antenna installation technology by enabling the vertical plane of the antenna to be declined in directivity. The downward inclination angle of the antenna cannot be too large or too small, and the waveform can be seriously deformed due to the too large downward inclination angle, so that a sunken blind area is generated; and shadow areas under the tower can be generated due to too small downward inclination angles, so that the phenomenon that the short-distance signals are too weak can be caused.

At present, in the existing small base station antenna, the mechanical downward inclination angle is mainly adjusted manually, so that the adjustment is inconvenient, the adjustment precision is poor, and the coverage of the antenna cannot be accurately controlled.

SUMMERY OF THE UTILITY MODEL

For solving the technical problem that prior art exists, the utility model provides a structural design is reasonable, adopts the regulation of orbit pole control antenna box downtilt angle, and it is convenient to adjust, the high base station antenna connecting device of precision.

In order to achieve the above object, the technical solution adopted by the present invention is a base station antenna connection device, comprising a vertical rod and an antenna box, wherein a connection ear seat is fixed at the bottom of the antenna box, a pipe clamp is fixed at the lower part of the vertical rod, a lower connection plate is fixed on the pipe clamp, the lower connection plate is hinged on the connection ear seat, a lifting mechanism is installed at the upper part of the vertical rod, a track wheel fixing plate is fixed on the lifting mechanism, a fixed transverse plate is fixed on the track wheel fixing plate, a first rotating shaft is installed on the track wheel fixing plate, a track grooved wheel is installed on the first rotating shaft through a bearing, a guide hole is arranged on the fixed transverse plate, a guide cylinder is concentrically fixed on the guide hole, a guide rod is installed in the guide cylinder, an L-shaped wheel seat is fixed at one end of the guide rod, an adjusting nut is installed at the other end of the guide rod, and a second, the track auxiliary grooved wheel is installed on the second rotating shaft through a bearing, a compression spring is arranged between the L-shaped wheel seat and the fixed transverse plate, the compression spring is sleeved on the guide rod, an arc-shaped track rod is arranged on the upper portion of the antenna box, supporting plates are respectively fixed to two ends of the arc-shaped track rod, the supporting plates are fixed to the antenna box, and the arc-shaped track rod is located between the track grooved wheel and the track auxiliary grooved wheel.

Preferably, elevating system mainly comprises servo motor, drive lead screw and sliding sleeve, the upper portion of pole setting is fixed with an upper fixed plate and a lower fixed plate, still rotate between an upper fixed plate and the lower fixed plate and install the drive lead screw, drive lead screw and pole setting parallel arrangement, servo motor is installed at the top of drive lead screw, servo motor fixes on an upper fixed plate, install the screw on the drive lead screw, sliding sleeve slidable mounting is in the pole setting, be connected through linkage even board between screw and the sliding sleeve, be fixed with the connection otic placode on the sliding sleeve, the orbit wheel fixed plate passes through the bolt fastening on connecting the otic placode.

Preferably, the outside of drive lead screw still is equipped with cartridge type protective housing, be provided with the outer fringe board on cartridge type protective housing's the top and the bottom circumference, the outer fringe board passes through the screw to be fixed respectively on upper fixed plate and bottom plate.

Preferably, an L-shaped protection plate is fixed on the track wheel fixing plate, one side of the L-shaped protection plate is fixed on the track wheel fixing plate, the other side of the L-shaped protection plate is located above the track sheave and the track auxiliary sheave, and a U-shaped mounting hole is formed in the edge.

Compared with the prior art, the utility model discloses following technological effect has: the utility model relates to a rationally, adopt the orbit control principle, set for the orbit of antenna box through the orbit pole, recycle the orbit sheave and remove along the orbit pole, and then control the down dip angle of antenna box, adjust simple, convenient, utilize the orbit pole to control simultaneously, can make the down dip angle regulation precision of antenna box higher, and then the coverage of accurate control antenna box. In addition, the motor is adopted to control the track grooved wheel to lift, the control is simple, and the remote control can be realized through wireless communication connection.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic structural diagram of the middle lifting mechanism of the present invention.

Fig. 3 is a schematic view of the installation structure of the middle track sheave of the present invention.

Fig. 4 is a partially enlarged view of a portion a in fig. 2.

Fig. 5 is a schematic structural view of the L-shaped protection plate of the present invention.

Detailed Description

In order to make the technical problem, technical solution and advantageous effects to be solved by the present invention more clearly understood, the following description is given in conjunction with the accompanying drawings and embodiments to illustrate the present invention in further detail. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

As shown in fig. 1 to 4, a base station antenna connecting device comprises an upright rod 1 and an antenna box 2, a connecting lug seat 3 is fixed at the bottom of the antenna box 2, a pipe clamp 4 is fixed at the lower part of the upright rod 1, a lower connecting plate 5 is fixed on the pipe clamp 4, the lower connecting plate 5 is hinged on the connecting lug seat 3, a lifting mechanism is installed at the upper part of the upright rod 1, a track wheel fixing plate 6 is fixed on the lifting mechanism, a fixing transverse plate 7 is fixed on the track wheel fixing plate 6, a first rotating shaft 8 is installed on the track wheel fixing plate 6, a track sheave 9 is installed on the first rotating shaft 8 through a bearing, a guide hole is arranged on the fixing transverse plate 9, a guide cylinder 10 is concentrically fixed on the guide hole, a guide rod 11 is installed in the guide cylinder 10, an L-shaped wheel seat 12 is fixed at one end of the guide rod 11, an adjusting nut 13 is installed at the other end of the guide rod, a second rotating shaft 30 is installed on the, a compression spring 15 is arranged between the L-shaped wheel seat 12 and the fixed transverse plate 7, the compression spring 15 is sleeved on the guide rod 11, an arc-shaped track rod 16 is arranged at the upper part of the antenna box 2, two ends of the arc-shaped track rod 16 are respectively fixed with a supporting plate 17, the supporting plates 17 are fixed on the antenna box 2, and the arc-shaped track rod 16 is positioned between the track grooved wheel 9 and the track auxiliary grooved wheel 14.

The utility model discloses the lower part of antenna box is articulated on lower junction plate 5 through connecting ear seat 3, and lower junction plate 5 passes through the pipe clamp to be fixed in the pole setting. The upper part of the antenna box is clamped between the track grooved wheel 9 and the track auxiliary grooved wheel 14 through an arc-shaped track rod 16, so that a fixed structure for the antenna box is formed. Wherein the lower connecting ear mount 3 mainly plays a role in supporting, bearing and ensuring the stability of the antenna box, and the upper arc-shaped track rod 16 is used for fixing and adjusting the upper part of the antenna box. The arc-shaped track rod 16 is positioned between the track grooved wheel 9 and the track auxiliary grooved wheel 14, and the track grooved wheel 9 is a main control wheel for controlling and adjusting the downward inclination angle of the antenna box; the track auxiliary grooved wheel 14 is used for carrying out auxiliary supporting on the arc-shaped track rod 16, the track auxiliary grooved wheel 14 is controlled through a compression spring to extrude the arc-shaped track rod 16 to be tightly attached to the track grooved wheel 9, and meanwhile the antenna box can be controlled to follow the track grooved wheel 9. When adjusting, elevating system control orbit sheave 9 and the supplementary sheave 14 of orbit reciprocate in step, because the effect of the supplementary sheave 14 of gravity and the orbit of antenna box, orbit sheave 9 moves along arc orbit pole 16 to control antenna box and rotate around connecting ear seat 3, realize that antenna box adjusts, and arc orbit pole 16's radian is level and smooth, can make antenna box adjust the accuracy height.

The lifting mechanism mainly comprises a servo motor 18, a driving screw rod 19 and a sliding sleeve 20, an upper fixing plate 21 and a lower fixing plate 22 are fixed on the upper portion of the vertical rod 1, the driving screw rod 19 is further rotatably installed between the upper fixing plate 21 and the lower fixing plate 22, the driving screw rod 19 is arranged in parallel with the vertical rod 1, the servo motor 18 is installed at the top of the driving screw rod 19, the servo motor 18 is fixed on the upper fixing plate 21, a screw nut 23 is installed on the driving screw rod 19, the sliding sleeve 20 is slidably installed on the vertical rod 1, the screw nut 23 and the sliding sleeve 20 are connected through a linkage connecting plate 24, a connecting lug plate 25 is fixed on the sliding sleeve 20, and the track wheel fixing plate 6 is fixed on the connecting lug plate 25. The servo motor drives the driving screw rod to rotate, the screw nut moves up and down along the driving screw rod, the sliding sleeve drives the track grooved wheel 9 to move up and down, the control is simple and convenient, and the remote control can be realized. The exterior of the driving screw 19 is further sleeved with a cylindrical protective casing 26, the top and bottom circumferences of the cylindrical protective casing 26 are provided with outer edge plates 27, and the outer edge plates 27 are respectively fixed on the upper fixing plate 21 and the lower fixing plate 22 through screws. The cylinder-type protective housing 26 is used to protect the drive screw.

As shown in fig. 5, an L-shaped protection plate 28 is fixed on the track wheel fixing plate 6, one side of the L-shaped protection plate 28 is fixed on the track wheel fixing plate 6, and the other side is located above the track sheave 9 and the track auxiliary sheave 14, and the side is provided with a U-shaped mounting hole 29. The L-shaped protection plate 28 is mainly used for protecting the track sheave 9 and the track auxiliary sheave 14, and the service life is prolonged.

The foregoing is considered as illustrative and not restrictive of the preferred embodiments of the invention, and any modifications, equivalents and improvements made within the spirit and principles of the invention are intended to be included within the scope of the invention.

Claims (4)

1. The utility model provides a base station antenna connecting device, includes pole setting and antenna box, its characterized in that: the bottom of the antenna box is fixed with a connecting lug seat, the lower part of the upright rod is fixed with a pipe clamp, the pipe clamp is fixed with a lower connecting plate, the lower connecting plate is hinged on the connecting lug seat, the upper part of the upright rod is provided with a lifting mechanism, the lifting mechanism is fixed with a track wheel fixing plate, the track wheel fixing plate is fixed with a fixing transverse plate, the track wheel fixing plate is provided with a first rotating shaft, the first rotating shaft is provided with a track groove wheel through a bearing, the fixing transverse plate is provided with a guide hole, the guide hole is concentrically fixed with a guide cylinder, a guide rod is arranged in the guide cylinder, one end of the guide rod is fixed with an L-shaped wheel seat, the other end of the guide rod is provided with an adjusting nut, the L-shaped wheel seat is provided with a second rotating shaft, the second rotating shaft is provided with a track auxiliary groove wheel through a bearing, and a compression spring is, the compression spring is sleeved on the guide rod, the upper portion of the antenna box is provided with an arc-shaped track rod, two ends of the arc-shaped track rod are respectively fixed with a supporting plate, the supporting plates are fixed on the antenna box, and the arc-shaped track rod is located between the track grooved wheel and the track auxiliary grooved wheel.

2. A base station antenna connection apparatus according to claim 1, wherein: elevating system mainly comprises servo motor, drive lead screw and sliding sleeve, the upper portion of pole setting is fixed with an upper fixed plate and a lower fixed plate, it installs the drive lead screw still to rotate between an upper fixed plate and the lower fixed plate, drive lead screw and pole setting parallel arrangement, servo motor is installed at the top of drive lead screw, servo motor is fixed on an upper fixed plate, install the screw on the drive lead screw, sliding sleeve slidable mounting is in the pole setting, be connected through linkage even board between screw and the sliding sleeve, be fixed with the connection otic placode on the sliding sleeve, the orbit wheel fixed plate passes through the bolt fastening on connecting the otic placode.

3. A base station antenna connection apparatus according to claim 2, wherein: the outside of drive lead screw still is equipped with cartridge type protecting sheathing, be provided with the outer fringe board on cartridge type protecting sheathing's the top and the bottom circumference, the outer fringe board passes through the screw to be fixed respectively on upper fixed plate and bottom plate.

4. A base station antenna connection apparatus according to claim 1, wherein: an L-shaped protection plate is fixed on the track wheel fixing plate, one side of the L-shaped protection plate is fixed on the track wheel fixing plate, the other side of the L-shaped protection plate is located above the track grooved wheel and the track auxiliary grooved wheel, and a U-shaped mounting hole is formed in the edge of the L-shaped protection plate.

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