CN219610746U

CN219610746U - Four dipole antenna convenient to adjust

Info

Publication number: CN219610746U
Application number: CN202321367406.4U
Authority: CN
Inventors: 周军; 俞伯成; 王宏图; 柏冈; 吴磊
Original assignee: Zhejiang Guozhao Technology Co ltd
Current assignee: Zhejiang Guozhao Technology Co ltd
Priority date: 2023-06-01
Filing date: 2023-06-01
Publication date: 2023-08-29
Anticipated expiration: 2033-06-01

Abstract

The utility model discloses a four-dipole antenna convenient to adjust, which comprises a steel net rack, wherein a bottom fixing frame is fixedly connected to the middle position of the top of the steel net rack, a half-wave dipole component is arranged at the bottom of a steel mounting sleeve, and a structure convenient for adjusting the position of a conductor is arranged at the top end of a top suspension. This four dipole antenna convenient to adjust is through being provided with top suspension, the locating screw, steel installation cover and set screw, during the use, according to the installation needs, when the mounted position or the interval of needs adjustment half-wave dipole subassembly, can unscrew earlier and take out the set screw, promote steel installation cover along top suspension afterwards, when adjusting suitable position, squeeze into the set screw again, the set screw runs through steel installation cover and enters into the locating screw, steel installation cover is fixed promptly along with the position of half-wave dipole subassembly, the function of being convenient for adjust the conductor position has been realized, the problem that the device does not possess the function of being convenient for adjust the conductor position is solved.

Description

Four dipole antenna convenient to adjust

Technical Field

The utility model relates to the technical field of antennas, in particular to a quadripole antenna convenient to adjust.

Background

Dipole antennas are the first type of antennas used in radio communications, which are the simplest and most widely used. The device consists of symmetrically arranged conductors, and two ends of the conductors, which are close to each other, are respectively connected with a feeder. The quadripole antenna is an antenna formed by quadripole and half wave dipoles.

The current common four-dipole antenna on the market is mostly similar in structure, takes a steel net frame as a main body, is provided with a conductor set formed by four pairs of half-wave dipoles on one surface, has certain functional defects in the actual use process, has a certain improvement space, such as fixed and immovable dipole positions, high maintenance difficulty, obvious limitation of unadjustable installation positions under complex and changeable installation conditions, and does not have the function of facilitating the adjustment of conductor positions; secondly, the conductor is directly exposed, when the antenna falls off from the installation position and falls on the ground, the conductor is easy to damage in direct contact, the maintenance cost is high, and the anti-impact function of falling protection is not realized; besides, the antenna needs to be connected with a cable in the use process, the cable is generally directly wound on the net frame at the bottom when being fixed, or is fixed through the binding tape, the net frame is attached to the wall surface at the installation position, the cable and the binding tape are not easy to penetrate through gaps, the cable is easy to fix due to the large aperture and the smooth outer surface layer, the cable is not firm, the cable swings under strong wind weather to fall off, and the function of fixing the cable is not convenient.

Now, a novel four-dipole antenna convenient to adjust is provided to solve the problems.

Disclosure of Invention

The utility model aims to provide a quadripole antenna convenient to adjust, so as to solve the problem that the prior art does not have the function of conveniently adjusting the position of a conductor.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a four dipole antenna convenient to adjust, includes steel rack, the intermediate position department fixedly connected with bottom fixed frame at steel rack top, the vertical welding in both sides at bottom fixed frame top has the side support frame respectively, transverse welding has the top suspension between the top of side support frame one side, four steel installation sleeves have been cup jointed to the outside of top suspension, half-wave dipole subassembly is installed to the bottom of steel installation sleeve, both ends welded respectively the spill protection frame around the steel rack top, steel rack top fixedly connected with bottom fixed network frame, the inside of bottom fixed network frame bottom is provided with multiple installation screw, the top fixedly connected with wire mesh face of bottom fixed network frame, the top of top suspension is provided with the conductor position structure of being convenient for adjust.

The structure convenient for adjusting the conductor position comprises a plurality of groups of positioning screw holes, a plurality of groups of positioning screw holes are respectively arranged in the front end and the rear end of the top suspension, and two groups of positioning screws are respectively inserted into the front end and the rear end of the top of the steel installation sleeve.

Preferably, the shape and size of the inner part of the steel mounting sleeve are matched with those of the outer part of the top suspension, and the steel mounting sleeve can slide left and right along the outer part of the top suspension.

Preferably, the positioning screws penetrate through the steel mounting sleeve and extend into the positioning screw holes, and the positioning screw holes are arranged at equal intervals.

Preferably, the top end of the concave protection frame is higher than the top end of the top suspension.

Preferably, the shape and the size of the bottom fixing net rack are consistent with those of the steel net rack, and the bottom fixing net rack and the steel net rack are the same in material.

Preferably, the top end of the steel wire mesh surface is attached to the bottom end of the steel net rack.

Compared with the prior art, the utility model has the beneficial effects that: the four-dipole antenna convenient to adjust not only realizes the function of conveniently adjusting the position of a conductor, but also realizes the function of externally protecting falling and resisting impact, and further realizes the function of conveniently fixing a cable;

(1) Through being provided with top suspension, locating screw, steel installation cover and set screw, during the use, hang steel rack to the high mounting position of building through hoisting equipment, fix through the mounting, half-wave dipole subassembly is as the conductor, can acquire the signal, and feed back to the backstage terminal of below through the cable, according to the installation needs, when needing adjusting half-wave dipole subassembly's mounted position or interval, can unscrew and take out the set screw earlier, then promote steel installation cover along top suspension, when adjusting to suitable position, squeeze into the set screw again, the set screw runs through steel installation cover and enters into the locating screw, steel installation cover is fixed with half-wave dipole subassembly's position promptly, the function of being convenient for adjust the conductor position has been realized;

(2) Through being provided with the concave protection frame, when in use, the steel net frame is used as a bearing piece, a physical substrate is provided for the installation of the half-wave dipole component, the steel net frame is used as a protection piece at the same time, the bottom surface of the half-wave dipole component can be protected, two concave protection frames are additionally arranged on the basis of the steel net frame, a protection area can be expanded, the side edge and the top surface of the half-wave dipole component can be synchronously protected, and when falling, the steel net frame and the concave protection frames are contacted with the ground in advance, so that the half-wave dipole component is prevented from being directly knocked to cause damage, and the external protection falling impact resistance function is realized;

(3) Through being provided with bottom fixed network frame, installation screw and wire net face, during the use, when the installation, bottom fixed network frame is between steel network frame and mounted position, forms certain clearance, and the bolt is fixed in convenient driving in of installation screw, and the wire net face of bottom fixed network frame one side can penetrate the ribbon from each position and angle when fixed cable, does the omnidirectional fixed to the cable, has realized the function of being convenient for fixed cable.

Drawings

FIG. 1 is a schematic elevational view of the present utility model;

FIG. 2 is a schematic top view of the steel grid structure of the present utility model;

FIG. 3 is an enlarged partial cross-sectional view of the structure of FIG. 2A according to the present utility model;

fig. 4 is a schematic view of the bottom structure of the bottom fixing rack of the present utility model.

In the figure: 1. a steel grid; 2. a bottom fixing frame; 3. a side support; 4. a top suspension; 5. positioning screw holes; 6. a steel mounting sleeve; 7. a set screw; 8. a half-wave dipole assembly; 9. a concave protection frame; 10. the bottom is fixed with a net rack; 11. installing a screw hole; 12. steel wire mesh surface.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Example 1: referring to fig. 1-4, a four-dipole antenna convenient to adjust comprises a steel net rack 1, wherein a bottom fixing frame 2 is fixedly connected to the middle position of the top of the steel net rack 1, side support frames 3 are vertically welded to two sides of the top of the bottom fixing frame 2 respectively, a top suspension 4 is transversely welded between the tops of one sides of the side support frames 3, four groups of steel mounting sleeves 6 are sleeved outside the top suspension 4, a half-wave dipole component 8 is mounted at the bottom of the steel mounting sleeves 6, and a structure convenient for adjusting conductor positions is arranged at the top end of the top suspension 4;

referring to fig. 1-4, the convenient-to-adjust quadripole antenna further comprises a convenient-to-adjust conductor position structure, wherein the convenient-to-adjust conductor position structure comprises a plurality of groups of positioning screw holes 5, the plurality of groups of positioning screw holes 5 are respectively arranged in the front and rear ends of the top suspension 4, and two groups of positioning screws 7 are respectively inserted into the front and rear ends of the top of the steel mounting sleeve 6;

the shape and the size of the inside of the steel installation sleeve 6 are matched with those of the outside of the top suspension 4, the steel installation sleeve 6 can slide left and right along the outside of the top suspension 4, the positioning screw 7 penetrates through the inside of the steel installation sleeve 6 and extends into the inside of the positioning screw hole 5, and the positioning screw holes 5 are arranged at equal intervals, so that the conductor position is convenient to adjust;

specifically, as shown in fig. 2 and 3, the set screw 7 is loosened and withdrawn, and then the steel mounting sleeve 6 is pushed along the top suspension 4, and when adjusted to a proper position, the set screw 7 is driven again, the set screw 7 penetrates the steel mounting sleeve 6 and enters the set screw hole 5, and the position of the steel mounting sleeve 6 together with the half-wave dipole member 8 is fixed.

Example 2: the front end and the rear end of the top of the steel net rack 1 are respectively welded with a concave protection rack 9, the top end of the concave protection rack 9 is higher than the top end of the top suspension 4, and the concave protection rack and the steel net rack 1 form three-dimensional protection together;

specifically, as shown in fig. 1 and 2, two concave protection frames 9 are additionally arranged on the basis of the steel net frame 1, so that a protection area can be expanded, the side edges and the top surface of the half-wave dipole component 8 are synchronously protected, and when falling, the steel net frame 1 and the concave protection frames 9 are contacted with the ground in advance, so that damage caused by direct collision of the half-wave dipole component 8 is avoided.

Example 3: the top of the steel net rack 1 is fixedly connected with a bottom fixing net rack 10, a plurality of mounting screw holes 11 are formed in the bottom end of the bottom fixing net rack 10, the top of the bottom fixing net rack 10 is fixedly connected with a steel wire net surface 12, the shape and the size of the bottom fixing net rack 10 are consistent with those of the steel net rack 1, the materials of the bottom fixing net rack 10 and the steel wire net surface 12 are the same, the top end of the steel wire net surface 12 is attached to the bottom end of the steel net rack 1, and the subsequent fixing of cables is facilitated;

specifically, as shown in fig. 1 and 4, the installation screw holes 11 are convenient for driving bolts to fix, and the steel wire mesh surface 12 on one surface of the bottom fixing net rack 10 can penetrate into the binding belt from various positions and angles to fix the cable in all directions.

Working principle: when the utility model is used, firstly, the steel net frame 1 is hung to the installation position of the building high position through the hoisting equipment, the steel net frame is fixed through the fixing piece, the half-wave dipole component 8 is used as a conductor, signals can be acquired and fed back to the background terminal below through the cable, when the installation position or the interval of the half-wave dipole component 8 is required to be adjusted according to installation requirements, the positioning screw 7 can be unscrewed and extracted firstly, then the steel installation sleeve 6 is pushed along the top suspension 4, when the steel installation sleeve is adjusted to a proper position, the positioning screw 7 is driven in again, the positioning screw 7 penetrates through the steel installation sleeve 6 and enters the positioning screw hole 5, and the positions of the steel installation sleeve 6 and the half-wave dipole component 8 are fixed. The steel net rack 1 is used as a bearing piece, a physical substrate is provided for the installation of the half-wave dipole component 8, the steel net rack 1 is used as a protecting piece at the same time, the bottom surface of the half-wave dipole component 8 can be protected, two concave protecting frames 9 are additionally arranged on the basis of the steel net rack 1, the protecting area can be expanded, the side edges and the top surface of the half-wave dipole component 8 are synchronously protected, and when falling, the steel net rack 1 and the concave protecting frames 9 are contacted with the ground in advance, so that the half-wave dipole component 8 is prevented from being damaged due to direct collision. When the cable is fixed, the bottom fixing net rack 10 is arranged between the steel net rack 1 and the installation position to form a certain gap, the installation screw holes 11 are convenient for driving bolts to fix, and the steel wire mesh surface 12 on one surface of the bottom fixing net rack 10 can penetrate into the binding belt from various positions and angles when the cable is fixed, so that the cable is fixed in all directions.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. Four dipole antennas convenient to adjust, including steel rack (1), its characterized in that: the novel electric power cable comprises a steel grid (1), wherein a bottom fixing frame (2) is fixedly connected to the middle position of the top of the steel grid (1), side support frames (3) are vertically welded to two sides of the top of the bottom fixing frame (2), top suspensions (4) are transversely welded between the tops of one sides of the side support frames (3), four groups of steel mounting sleeves (6) are sleeved outside the top suspensions (4), half-wave dipole assemblies (8) are mounted at the bottoms of the steel mounting sleeves (6), concave protection frames (9) are welded to the front end and the rear end of the top of the steel grid (1) respectively, bottom fixing grids (10) are fixedly connected to the tops of the steel grid (1), a plurality of mounting screw holes (11) are formed in the bottoms of the bottom fixing grids (10), steel wire mesh faces (12) are fixedly connected to the tops of the bottom fixing grids (10), and structures for facilitating adjustment of positions of conductors are arranged at the tops of the top suspensions (4).

The structure convenient for adjusting the conductor position comprises a plurality of groups of positioning screw holes (5), the positioning screw holes (5) are respectively arranged in the front and the rear ends of the top suspension (4), and two groups of positioning screws (7) are respectively inserted into the front and the rear ends of the top of the steel installation sleeve (6).

2. The tuning-facilitating quadripole antenna of claim 1, wherein: the shape and the size of the inner part of the steel mounting sleeve (6) are matched with those of the outer part of the top suspension (4), and the steel mounting sleeve (6) can slide left and right along the outer part of the top suspension (4).

3. The tuning-facilitating quadripole antenna of claim 1, wherein: the positioning screw (7) penetrates through the steel mounting sleeve (6) and extends into the positioning screw hole (5), and the positioning screw holes (5) are arranged at equal intervals.

4. The tuning-facilitating quadripole antenna of claim 1, wherein: the top end of the concave protection frame (9) is higher than the top end of the top suspension (4).

5. The tuning-facilitating quadripole antenna of claim 1, wherein: the shape and the size of the bottom fixing net frame (10) are consistent with those of the steel net frame (1), and the two materials are the same.

6. The tuning-facilitating quadripole antenna of claim 1, wherein: the top end of the steel wire mesh surface (12) is attached to the bottom end of the steel net frame (1).