CN216597998U

CN216597998U - Short wave logarithmic antenna with convenient installation rack

Info

Publication number: CN216597998U
Application number: CN202123383840.5U
Authority: CN
Inventors: 刘万春; 杨阳; 刘洋
Original assignee: Voltakang Construction Engineering Nanjing Co ltd
Current assignee: Voltakang Construction Engineering Nanjing Co ltd
Priority date: 2021-12-30
Filing date: 2021-12-30
Publication date: 2022-05-24
Anticipated expiration: 2031-12-30

Abstract

The utility model belongs to the field of short-wave logarithmic antennas, in particular to a short-wave logarithmic antenna with a conveniently-arranged mounting frame, which comprises a first mounting frame, a base and a rotating shaft, wherein the left side of the first mounting frame is fixed with a second mounting frame, the left side of the second mounting frame is provided with an antenna body, a swing cylinder is arranged in the base, the left side of the rotating shaft is provided with a groove, and a pressure bar is arranged in the groove; the utility model discloses a setting of stabilizer blade, the stabilizer blade through narrow down go up wide structure when having reduced its installation with the area of contact on ground, thereby promoted the pressure that ground received, make its insertion ground easy in, thereby time and energy that consume when having simplified the mounting bracket installation and setting up, the stabilizer blade can prevent that the skew in position from appearing in the antenna after inserting ground, the stability of antenna has been promoted, simultaneously when need not install the antenna fixed through the baroceptor with stabilizer blade income recess, make the antenna can not occupy extra space.

Description

Short wave logarithmic antenna with conveniently-arranged mounting rack

Technical Field

The utility model relates to a logarithmic antenna field specifically is a mounting bracket sets up convenient shortwave logarithmic antenna.

Background

The logarithmic antenna is a logarithmic periodic antenna, and the logarithmic periodic antenna is a non-frequency-varying antenna, wherein the non-frequency variation means that electrical characteristics such as impedance, a directional diagram, gain, a standing-wave ratio and the like of the antenna periodically change along with the logarithm of frequency and are kept basically unchanged in a wide frequency band.

However, the conventional logarithmic antenna is inconvenient to install and fix, requires a lot of time and effort for installation and fixation, cannot be adjusted in angle according to circumstances, and is not flexible in structure.

Therefore, a shortwave logarithmic antenna with a convenient installation rack is provided for the problems.

SUMMERY OF THE UTILITY MODEL

In order to compensate prior art's not enough, solve current logarithm antenna and be not convenient for install the setting, need consume a large amount of time and efforts when installing fixedly, and can not carry out the regulation in the angle according to the condition, problem that the structure is inflexible, the utility model provides a mounting bracket sets up convenient shortwave logarithm antenna.

The utility model provides a technical scheme that its technical problem adopted is: a mounting bracket set up convenient short wave logarithmic antenna, including first mounting bracket, base and pivot, the left side of first mounting bracket is fixed with the second mounting bracket, and the left side of second mounting bracket is provided with the antenna body, the inside arrangement of base has the swing cylinder, and the base is located the below of first mounting bracket, the left side of pivot is provided with the recess, and the pivot is located the top of swing cylinder, the internally mounted of recess has the atmospheric pressure pole, and the below of atmospheric pressure pole is connected with the stabilizer blade.

Preferably, the first mounting frame and the second mounting frame are symmetrical with respect to a vertical center line of the base, and the antenna bodies are equidistantly distributed with respect to a vertical direction of the first mounting frame.

Preferably, the antenna body includes log periodic antenna, protective housing, slide and telescopic link, and the right side of log periodic antenna settles and have the protective housing, the internally mounted of protective housing has the slide, and the inside of slide settles and have the telescopic link.

Preferably, the circle centers of the log periodic antenna and the protective shell coincide, and the log periodic antenna and the protective shell form a telescopic structure through the cooperation between the telescopic rod and the slide way.

Preferably, the vertical central line between swing cylinder and the base coincides mutually, and all constitute rotating-structure through the cooperation of pivot and swing cylinder and base between first mounting bracket and the second mounting bracket.

Preferably, the support leg is a conical structure with a narrow lower part and a wide upper part, and the support leg and the base form a lifting structure through the matching between the air pressure rod and the groove.

The utility model discloses an useful part lies in:

1. the utility model discloses a setting of stabilizer blade, stabilizer blade have reduced the area of contact with ground when its installation through narrow structure from top to bottom, thereby promoted the pressure that ground received, make it can insert in the ground easily, thereby simplified the time and the energy that consume when the mounting bracket installation sets up, the stabilizer blade can prevent that the antenna from appearing the skew on position after inserting ground, promoted the stability of antenna, simultaneously when need not installing the antenna fixed the stabilizer blade income recess through the baroceptor, make the antenna can not occupy extra space;

2. the utility model discloses a swing cylinder's setting, the work through swing cylinder can drive the pivot and rotate, is fixed connection between pivot and first mounting bracket and the second mounting bracket, and the rotation through the pivot can drive the antenna body on first mounting bracket and the second mounting bracket and carry out the regulation on the angle, has promoted antenna structure's flexibility.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without inventive exercise.

FIG. 1 is a schematic front view of the first embodiment;

FIG. 2 is a cross-sectional view of a base according to a first embodiment;

fig. 3 is a schematic cross-sectional structure view of an antenna body according to the first embodiment.

In the figure: 1. a first mounting bracket; 2. a second mounting bracket; 3. an antenna body; 301. a log periodic antenna; 302. a protective shell; 303. a slideway; 304. a telescopic rod; 4. a base; 5. a swing cylinder; 6. a rotating shaft; 7. a groove; 8. a pneumatic rod; 9. and (3) a support leg.

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 efforts belong to the protection scope of the present invention.

Example one

Please refer to fig. 1-3, a short wave logarithmic antenna with a conveniently arranged mounting frame comprises a first mounting frame 1, a base 4 and a rotating shaft 6, wherein a second mounting frame 2 is fixed on the left side of the first mounting frame 1, an antenna body 3 is arranged on the left side of the second mounting frame 2, a swing cylinder 5 is arranged inside the base 4, the base 4 is located below the first mounting frame 1, a groove 7 is arranged on the left side of the rotating shaft 6, the rotating shaft 6 is located above the swing cylinder 5, a pressure bar 8 is arranged inside the groove 7, and a support leg 9 is connected below the pressure bar 8.

The vertical central line about base 4 is symmetrical between first mounting bracket 1 and the second mounting bracket 2, and distributes about the vertical direction equidistance of first mounting bracket 1 between the antenna body 3, and first mounting bracket 1 and second mounting bracket 2 are fixed antenna body 3, can install the erection to antenna body 3 after accomplishing the installation to first mounting bracket 1 and second mounting bracket 2, and is convenient to use.

Vertical central line between swing cylinder 5 and the base 4 coincides mutually, and all constitute the revolution mechanic through pivot 6 and swing cylinder 5's cooperation and base 4 between first mounting bracket 1 and the second mounting bracket 2, work through swing cylinder 5 can drive pivot 6 and rotate, be fixed connection between pivot 6 and first mounting bracket 1 and the second mounting bracket 2, rotation through pivot 6 can drive antenna body 3 on first mounting bracket 1 and the second mounting bracket 2 and carry out the regulation in the angle, antenna structure's flexibility has been promoted.

The support leg 9 is a conical structure with a narrow lower part and a wide upper part, the support leg 9 and the base 4 form a lifting structure through the matching between the air pressure rod 8 and the groove 7, the contact area of the support leg 9 and the ground during installation is reduced through the structure with the narrow lower part and the wide upper part, so that the pressure on the ground is increased, the support leg can be easily inserted into the ground, and the time and the energy consumed during installation and setting of the mounting frame are simplified.

Example two

Referring to fig. 3, as an expanded implementation manner of the first comparative example, the antenna body 3 includes a log periodic antenna 301, a protective casing 302, a slide 303 and a telescopic rod 304, the protective casing 302 is disposed on the right side of the log periodic antenna 301, the slide 303 is mounted inside the protective casing 302, and the telescopic rod 304 is disposed inside the slide 303.

The circle centers between the log periodic antenna 301 and the protective shell 302 coincide with each other, the log periodic antenna 301 and the protective shell 302 form a telescopic structure through the cooperation between the telescopic rod 304 and the slide 303, the log periodic antenna 301 can be telescopic through the work of the telescopic rod 304, so that the antenna can be adjusted in length according to conditions, and the flexibility of the antenna structure is further improved.

The working principle is that firstly, the antenna is assembled, then the antenna is moved to a proper position, the first mounting frame 1 and the second mounting frame 2 fix the antenna body 3, the antenna body 3 can be installed and erected after the first mounting frame 1 and the second mounting frame 2 are installed, the use is convenient, the contact area between the support leg 9 and the ground when the support leg is installed is reduced through the structure with the narrow lower part and the wide upper part, the pressure intensity on the ground is improved, the support leg can be easily inserted into the ground, the time and energy consumed when the mounting frame is installed and arranged are simplified, the position deviation of the antenna can be prevented after the support leg 9 is inserted into the ground, the stability of the antenna is improved, meanwhile, the support leg 9 is collected into the groove 7 through the air pressure rod 8 when the antenna is not required to be installed and fixed, the antenna does not occupy extra space, the antenna 301 in a logarithmic period can be expanded and contracted through the work of the expansion link 304, thereby enabling the antenna to be adjusted in length as appropriate.

Can drive pivot 6 through the work of swinging air cylinder 5 and rotate, be fixed connection between pivot 6 and first mounting bracket 1 and the second mounting bracket 2, the rotation through pivot 6 can drive antenna body 3 on first mounting bracket 1 and the second mounting bracket 2 and carry out the regulation in the angle, has promoted antenna structure's flexibility.

In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention.

Claims

1. The utility model provides a mounting bracket sets up convenient short wave logarithmic antenna which characterized in that: including first mounting bracket (1), base (4) and pivot (6), the left side of first mounting bracket (1) is fixed with second mounting bracket (2), and the left side of second mounting bracket (2) is provided with antenna body (3), the inside arrangement of base (4) has swing cylinder (5), and base (4) are located the below of first mounting bracket (1), the left side of pivot (6) is provided with recess (7), and pivot (6) are located the top of swing cylinder (5), the internally mounted of recess (7) has atmospheric pressure pole (8), and the below of atmospheric pressure pole (8) is connected with stabilizer blade (9).

2. The short wave logarithmic antenna with the conveniently arranged mounting rack of claim 1, characterized in that: the first mounting frame (1) and the second mounting frame (2) are symmetrical relative to a vertical central line of the base (4), and the antenna bodies (3) are distributed at equal intervals relative to the vertical direction of the first mounting frame (1).

3. The short wave logarithmic antenna with the conveniently arranged mounting rack of claim 1, characterized in that: the antenna body (3) comprises a log periodic antenna (301), a protective shell (302), a slide way (303) and a telescopic rod (304), the protective shell (302) is arranged on the right side of the log periodic antenna (301), the slide way (303) is installed inside the protective shell (302), and the telescopic rod (304) is arranged inside the slide way (303).

4. The short wave logarithmic antenna with the conveniently arranged mounting rack of claim 3, characterized in that: the circle centers of the log periodic antenna (301) and the protective shell (302) are overlapped, and the log periodic antenna (301) forms a telescopic structure with the protective shell (302) through the matching between the telescopic rod (304) and the slide way (303).

5. The short wave logarithmic antenna with the conveniently arranged mounting rack of claim 1, characterized in that: vertical central line between swing cylinder (5) and base (4) coincides mutually, and all constitutes revolution mechanic with base (4) through the cooperation of pivot (6) and swing cylinder (5) between first mounting bracket (1) and second mounting bracket (2).

6. The short wave logarithmic antenna with the conveniently arranged mounting rack of claim 1, characterized in that: the support legs (9) are in a conical structure with a narrow lower part and a wide upper part, and the support legs (9) form a lifting structure with the base (4) through the matching between the air pressure rods (8) and the grooves (7).