CN210489829U

CN210489829U - A antenna device for automatically regulated among broadcast television engineering

Info

Publication number: CN210489829U
Application number: CN201921051213.1U
Authority: CN
Inventors: 江海峰
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-07-08
Filing date: 2019-07-08
Publication date: 2020-05-08
Anticipated expiration: 2029-07-08

Abstract

The utility model discloses an antenna device for automatic adjustment in broadcast television engineering, which comprises an antenna main body and a support, wherein the support comprises a fixed seat, a mounting seat, a telescopic rod and a limit screw rod, the fixed seat is fixedly arranged on an external mounting surface, a limit post is vertically and upwards arranged at the central position of the upper end surface of the fixed seat, the top of the limit post is hemispherical, the mounting seat is a quadrangular table, a mounting hole matched with the hemispherical top of the limit post is arranged at the center of the lower end surface of the mounting seat, the top of the limit post is slidably arranged in the mounting hole so as to support the mounting seat, screw holes penetrating through the side surface and the bottom are arranged on four side surfaces of the mounting seat, the limit screw rod is screwed on the screw holes, the end part can be rotatably arranged on the upper end surface of the fixed seat, the telescopic rod is fixedly arranged at the central position of the upper, the antenna main part sets up the top at the telescopic link, the utility model is simple in operation, can angle regulation and height.

Description

A antenna device for automatically regulated among broadcast television engineering

Technical Field

The utility model relates to an antenna device's technical field specifically is an antenna device for automatically regulated among the broadcast television engineering.

Background

An antenna is a transducer that converts a guided wave propagating on a transmission line into an electromagnetic wave propagating in an unbounded medium (usually free space) or vice versa. A component for transmitting or receiving electromagnetic waves in a radio device. Engineering systems such as radio communication, broadcasting, television, radar, navigation, electronic countermeasure, remote sensing, radio astronomy and the like all use electromagnetic waves to transmit information and work by depending on antennas. In addition, in transferring energy with electromagnetic waves, non-signal energy radiation also requires antennas. The antennas are generally reciprocal in that the same pair of antennas can be used as both transmit and receive antennas. The same antenna is the same as the basic characteristic parameter for transmission or reception. This is the reciprocity theorem for antennas.

An antenna device for broadcast television is mainly used for receiving television signals, and the antenna device is installed outdoors and needs a height.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an antenna device for automatically regulated among the broadcast television engineering can the height-adjusting.

In order to achieve the above object, the utility model provides a following technical scheme: an antenna device for automatic adjustment in broadcast television engineering comprises an antenna main body and a bracket, the support comprises a fixed seat, a mounting seat, a telescopic rod and a limit screw rod, the fixed seat is fixedly mounted on an external mounting surface, a limit column is vertically and upwards arranged at the central position of the upper end surface of the fixed seat, the top of the limit column is hemispherical, the mounting seat is a quadrangular frustum pyramid, the center of the lower end surface of the mounting seat is provided with a mounting hole matched with the hemispherical top of the limiting column, the top of the limiting column can be slidably mounted in the mounting hole, thereby supporting the mounting seat, screw holes penetrating through the side surface and the bottom are respectively arranged on the four side surfaces of the mounting seat, the limit screw rod is screwed in the screw holes, the end part of the telescopic rod is rotatably arranged on the upper end face of the fixing seat, the telescopic rod is fixedly arranged at the center of the upper end face of the mounting seat, and the antenna main body is arranged at the top of the telescopic rod.

Further, the telescopic rod comprises an upper rod, a middle rod, a bottom rod, a first limiting bolt and a second limiting bolt, the bottom rod is fixedly arranged at the central position of the upper end face of the mounting seat, a first mounting cavity is formed in the top end face of the bottom rod, a slide rail is fixedly arranged on the inner side face of the first mounting cavity in the vertical direction, a first limiting hole penetrating through the first mounting cavity is transversely formed in the position of the first mounting cavity of the bottom rod, a slide groove matched with the track is formed in the side face of the middle rod in the vertical direction, a plurality of second limiting holes penetrating through the side face of the middle rod are transversely formed from the bottom end to the bottom end of the middle rod upwards, the first limiting holes and the second limiting holes are the same in size, the bottom end of the middle rod can be vertically slidably mounted in the first mounting cavity, and the first limiting bolt penetrates through the first limiting holes and the second limiting holes, so that the bottom end of, the first limit bolt is arranged in the second limit holes with different heights so as to limit the depth of the bottom end of the middle rod in the first installation cavity, the bottom end surface of the upper rod is provided with a second mounting cavity, the inner side surface of the second mounting cavity is fixedly provided with a slide rail along the vertical direction, the upper rod is transversely provided with a third limiting hole penetrating through the second mounting cavity at the position of the second mounting cavity, the top end to the top of the middle rod is transversely provided with a plurality of fourth limiting holes penetrating through the side surface of the middle rod downwards, the third limiting hole and the fourth limiting hole have the same size, the top end of the middle rod can be vertically and slidably arranged in the second mounting cavity, the second limiting bolt penetrates through the third limiting hole and the fourth limiting hole, thereby fix the top of middle part pole in installation cavity two, spacing bolt two is installed in the spacing hole of co-altitude not four to inject the degree of depth of the top of middle part pole in installation cavity two.

Preferably, the fixing seat is provided with a fixing hole penetrating through the end face.

Preferably, the end face of the limit screw is provided with a multi-edge hole.

Compared with the prior art, the beneficial effects of the utility model are as follows:

the mounting seat and the fixing seat are supported by the limiting column, the hemispherical top of the limiting column can slide with the mounting hole, and the limiting screw rods on each edge of the mounting seat are in threaded fit with the screw holes on the edge to adjust the height of the antenna.

Drawings

Fig. 1 is a side view of the present invention;

FIG. 2 is a rear view of the present invention;

fig. 3 is a schematic view of the utility model during transportation.

In the figure: the antenna comprises an antenna main body-1, a support-2, a fixed seat-3, a mounting seat-4, a telescopic rod-5, a limiting screw-6, a fixed hole-7, a limiting column-8, a top-9, a mounting hole-10, a screw hole-11, a multi-edge hole-12, an upper rod-13, a middle rod-14, a bottom rod-15, a limiting bolt I-16, a limiting bolt II-17, a mounting cavity I-18, a slide rail-19, a limiting hole I-20, a slide groove-21, a limiting hole II-22, a mounting cavity II-23, a limiting hole III-24 and a limiting hole IV-25.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to the drawings, the utility model provides a technical scheme: an antenna device for automatic adjustment in broadcast television engineering comprises an antenna main body 1 and a support 2, wherein the support 2 comprises a fixed seat 3, a mounting seat 4, an expansion link 5 and a limit screw 6, the fixed seat 3 is fixedly mounted on an external mounting surface, a fixing hole 7 penetrating through an end face is formed in the specific fixed seat 3, the fixed seat 3 can be connected with the outside through a fixing bolt arranged in the fixing hole 7, a limit column 8 is vertically and upwards arranged at the center of the upper end face of the fixed seat 3, the top 9 of the limit column 8 is hemispherical, the mounting seat 4 is a quadrangular frustum, a mounting hole 10 matched with the hemispherical top 9 of the limit column 8 is formed in the center of the lower end face of the mounting seat 4, the top 9 of the limit column 8 is slidably mounted in the mounting hole 10 so as to support the mounting seat 4, namely, the mounting seat 4 is supported on the fixed seat 3 by matching the mounting hole 10 with the top 9 of the limit column 8, all set up the screw 11 that runs through side and bottom on four sides of mount pad 4, stop screw 6 spiro union is at screw 11 to the rotatable up end of installing at fixing base 3 of tip, the fixed up end central point that sets up at mount pad 4 of telescopic link 5 puts, antenna main part 1 sets up at the top of telescopic link 5, and the height of antenna main part 1 can be adjusted to telescopic link 5, and multilateral hole 12 has been seted up to stop screw 6's terminal surface.

Specifically, the telescopic rod 5 comprises an upper rod 13, a middle rod 14, a bottom rod 15, a first limiting bolt 16 and a second limiting bolt 17, the bottom rod 15 is fixedly arranged at the central position of the upper end face of the mounting seat 4, a first mounting cavity 18 is formed in the top end face of the bottom rod 15, a slide rail 19 is fixedly arranged on the inner side face of the first mounting cavity 18 along the vertical direction, a first limiting hole 20 penetrating through the first mounting cavity 18 is transversely formed in the position of the first mounting cavity 18 of the bottom rod 15, a slide groove 21 matched with the rail 19 is formed in the side face of the middle rod 14 along the vertical direction, a plurality of second limiting holes 22 penetrating through the side face of the middle rod 14 are transversely formed from the bottom end to the bottom end of the middle rod 14 upwards, the first limiting holes 20 and the second limiting holes 22 are the same in size, the bottom end of the middle rod 14 is slidably mounted in the first mounting cavity 18 up and down, and the first limiting bolt 16 penetrates through the first limiting holes, therefore, the bottom end of the middle rod 14 is fixed in the first mounting cavity 18, the first limiting bolt 16 is mounted in the second limiting holes 22 with different heights, so as to limit the depth of the bottom end of the middle rod 14 in the first mounting cavity 18, and it is worth pointing out that the sliding groove 21 is matched with the rail 19, so that the middle rod 14 cannot rotate in the first mounting cavity 18 and can lift, the second limiting holes 22 at the bottom end of the middle rod 14 are arranged in a plurality of parallel holes, that is, when the depth of the bottom end of the middle rod 14 in the first mounting cavity 18 needs to be adjusted, the second limiting holes 22 with different heights can be aligned with the first limiting holes 20, then the first limiting bolt 16 is used for fixing, the second mounting cavity 23 is formed in the bottom end face of the upper rod 13, the sliding rail 19 is fixedly arranged on the inner side face of the second mounting cavity 23 in the vertical direction, the third limiting hole 24 penetrating through the second mounting cavity 23 is transversely formed in the position of the second mounting cavity 23 of the upper, a plurality of limiting holes four 25 penetrating through the side face of the middle rod 14 are transversely formed from the top end to the top end of the middle rod 14 downwards, the size of the limiting holes three 24 is the same as that of the limiting holes four 25, the top end of the middle rod 14 can be installed in the installation cavity two 23 in a vertically sliding mode, the limiting bolts two 17 penetrate through the limiting holes three 24 and the limiting holes four 25, so that the top end of the middle rod 14 is fixed in the installation cavity two 23, the limiting bolts two 17 are installed in the limiting holes four 25 with different heights, so that the depth of the top end of the middle rod 14 in the installation cavity two 23 is limited, the depth of the middle rod 14 in the installation cavity two 23 is also realized according to the arrangement of the limiting bolts two 17 in the limiting holes four 25 with different heights, the depth of the top end and the bottom end of the middle rod 14 in the installation cavity one 18 and the installation cavity two 23 can be adjusted, namely, the lifting of the upper part and the, the first limiting bolt 16 and the second limiting bolt 17 are arranged in the second limiting hole 22 and the fourth limiting hole 25 which are different in height, and fixing is stable.

The working principle is as follows:

the height of the antenna body 1 can be adjusted by lifting the lifting rod 6.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. An antenna device for automatically adjusting in broadcast television engineering, which comprises an antenna main body and is characterized in that: the antenna comprises a bracket, the support includes fixing base, mount pad, telescopic link and stop screw, fixing base fixed mounting is on external installation face, and the central point of the up end of fixing base puts the vertical spacing post that upwards is provided with, the top of spacing post is the hemisphere, the mount pad is four terrace with edges to the lower terminal surface center of mount pad is for offering the mounting hole with the hemispherical top adaptation of spacing post, the top slidable of spacing post is installed in the mounting hole, thereby supports the mount pad, all sets up the screw that runs through side and bottom on four sides of mount pad, the stop screw spiro union is at the screw to the rotatable up end of installing at the fixing base of tip, the fixed up end central point that sets up at the mount pad of telescopic link puts, the antenna main part sets up the top at the telescopic link.

2. The antenna device for automatic adjustment in broadcast television engineering according to claim 1, characterized in that: the telescopic rod comprises an upper rod, a middle rod, a bottom rod, a first limiting bolt and a second limiting bolt, the bottom rod is fixedly arranged at the central position of the upper end face of the mounting seat, a first mounting cavity is formed in the top end face of the bottom rod, a slide rail is fixedly arranged on the inner side face of the first mounting cavity in the vertical direction, a first limiting hole penetrating through the first mounting cavity is transversely formed in the position of the first mounting cavity of the bottom rod, a slide groove matched with the track is formed in the side face of the middle rod in the vertical direction, a plurality of second limiting holes penetrating through the side face of the middle rod are transversely formed from the bottom end to the bottom end of the middle rod upwards, the first limiting holes and the second limiting holes are the same in size, the bottom end of the middle rod can be vertically slidably mounted in the first mounting cavity, the first limiting bolt penetrates through the first limiting holes and the second limiting holes, so that the bottom end of the middle rod is fixed in the first mounting cavity, thereby inject the degree of depth of the bottom of middle part pole in installation cavity one, installation cavity two has been seted up to the bottom terminal surface of upper portion pole, along the fixed slide rail that is provided with of vertical direction on the two medial surfaces of installation cavity, the position at installation cavity two place of upper portion pole transversely seted up the spacing hole three that runs through installation cavity two, the top of middle part pole transversely is seted up a plurality of spacing holes four that run through middle part pole side downwards to the top, spacing hole three is the same with spacing hole four size, the top slidable of middle part pole is installed in installation cavity two from top to bottom to spacing bolt two is worn to establish in spacing hole three and spacing hole four, thereby fixes the top of middle part pole in installation cavity two, spacing bolt two is installed in the spacing hole four of co-altitude to inject the degree of depth of top of middle part pole in installation cavity two.

3. The antenna device for automatic adjustment in broadcast television engineering according to claim 2, characterized in that: the fixing seat is provided with a fixing hole penetrating through the end face.

4. The antenna device for automatic adjustment in broadcast television engineering according to claim 3, characterized in that: the end face of the limiting screw rod is provided with a plurality of side holes.