CN210576394U

CN210576394U - Spiral antenna structure

Info

Publication number: CN210576394U
Application number: CN201921923516.8U
Authority: CN
Inventors: 刘昭
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-11-08
Filing date: 2019-11-08
Publication date: 2020-05-19
Anticipated expiration: 2029-11-08

Abstract

The utility model discloses a helical antenna structure, which comprises a supporting pipe, wherein the outer surface of the supporting pipe is provided with an external thread, the external surface of the external thread is in threaded connection with a supporting nut, one side of the outer surface of the supporting nut is fixedly connected with a supporting cross rod, the other end of the supporting cross rod is fixedly provided with a supporting ring, the axis of the supporting ring is mutually vertical to the axis of the supporting nut, the inner side surface of the supporting ring is fixedly provided with a helical antenna, the inner part of the helical antenna surrounds the outer part of the supporting pipe, the outer side surface of the supporting ring is in threaded connection with a jacking screw, the inner end of the jacking screw is tightly connected with the outer side surface of the helical antenna, the lower end of the outer surface of the supporting pipe is in threaded connection with a threaded cylinder, the lower surface of, the safety is ensured.

Description

Spiral antenna structure

Technical Field

The utility model relates to an antenna field, more specifically say, relate to a helical antenna structure.

Background

In present science and technology life, multiple electronic equipment all can not leave the antenna, and wherein helical antenna's use is also very general, arranges antenna structure through the spiral, can increase transmission and receiving area, improves the result of use.

But current helical antenna is direct to be installed the bottom on the fixing base more, and the centre lacks stable structure of making like this, and easy buckling deformation influences the precision to also do not do benefit to bearing antenna weight, the stability in use is relatively poor, uses the both ends formula of connection of electric lines antenna simultaneously, and the electric wire exposes externally, and not only more is mixed and disorderly, is unfavorable for the management, but also pulls the rupture easily, and the safety in utilization is relatively poor.

SUMMERY OF THE UTILITY MODEL

To the problem that exists among the prior art, the utility model aims to provide a helical antenna structure makes the nut through at stay tube externally mounted, and then the helical antenna is fixed a position to the fixed bolster, can support fixedly in a plurality of positions, avoids buckling, has the arc dish of fixed plate simultaneously in the bottom installation, does benefit to stable bearing and installs, can avoid in disorder at stay tube inside threading connection simultaneously, can improve the convenience and the stability of using like this greatly, guarantees the security.

In order to solve the above problems, the utility model adopts the following technical proposal.

The utility model provides a helical antenna structure, includes the stay tube, the surface of stay tube is equipped with the external screw thread, the surface threaded connection of external screw thread has support nut, the surface one side fixedly connected with of support nut supports the horizontal pole, the other end fixed mounting who supports the horizontal pole has the support ring, the axis of support ring and support nut's axis mutually perpendicular, the inboard fixed surface of support ring installs helical antenna, helical antenna's inside is around the outside in the stay tube, the outside surface threaded connection of support ring has a holding screw, the inboard end of holding screw compresses tightly and connects in helical antenna's outside surface, threaded connection has a screw thread section of thick bamboo under the surface of stay tube, the lower fixed surface of a screw thread section of thick bamboo is connected with the arc dish.

Further, the inside both ends of arc dish all are equipped with the through-hole, the arc dish is located helical antenna under, through set up the through-hole in arc dish bottom, does benefit to and permeates water, avoids the rainwater to gather, improves the safety in utilization.

Further, the lower surface of arc dish passes through straight tube fixedly connected with fixed plate, the upper surface outside of fixed plate is equipped with the fixed orifices, and through at arc dish lower extreme installation fixed plate, it is fixed to do benefit to the installation, makes things convenient for the bearing, the safety and stability.

Further, the arc dish is spherical cambered surface structure, and opening diameter is not less than helical antenna's outside diameter, is connected to helical antenna's lower extreme through the arc dish, can carry out stable the bearing, and is more stable, does benefit to the use.

Further, support nut and support ring have threely, and equidistant evenly distributed in the outside position of stay tube, through connecting three support nut and support ring, can support the location in a plurality of positions, and convenient stable can rotate simultaneously and adjust mounting height, and adaptability is high, does benefit to the use.

Furthermore, the inside of stay tube is equipped with the threading cavity, and docks in the inside centre bore position of arc dish, avoids the dislocation, does benefit to the threading connection.

Furthermore, the supporting cross rod and the supporting ring are both made of insulating polypropylene plastics, so that the insulativity is guaranteed, and the structural strength is sufficient for supporting.

Compared with the prior art, the utility model has the advantages of:

(1) this scheme makes the nut through at stay tube externally mounted, and then the fixed stay ring comes the location helical antenna, can support fixedly in a plurality of positions, avoids buckling.

(2) Through set up the through-hole in arc dish bottom, do benefit to and permeate water, avoid the rainwater to gather, improve the safety in utilization.

(3) Through at arc dish lower extreme installation fixed plate, do benefit to the installation fixed, make things convenient for the bearing, safety and stability.

(4) The lower extreme that is connected to helical antenna through the arc dish can stabilize and bear, and is more stable, does benefit to the use.

(5) Through connecting three support nut and support ring, can support the location in a plurality of positions, convenient stable can rotate simultaneously and adjust mounting height, and adaptability is high, does benefit to the use.

Drawings

Fig. 1 is an external perspective view of the overall structure of the present invention;

fig. 2 is a schematic side cross-sectional view of the present invention;

fig. 3 is a schematic structural diagram of the connection between the support ring and the support nut of the present invention.

The reference numbers in the figures illustrate:

the antenna comprises a supporting tube 1, an external thread 11, a supporting nut 12, a supporting cross rod 13, a supporting ring 14, a helical antenna 15, a tightening screw 16, a threaded cylinder 17, an arc-shaped disc 18, a through hole 19, a fixing plate 2 and a fixing hole 21.

Detailed Description

The technical solution in the embodiment of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiment of the present invention; obviously, the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without any inventive work are within the scope of the present invention based on the embodiments of the present invention.

Referring to fig. 1-3, a helical antenna structure includes a supporting tube 1, an external thread 11 is disposed on an outer surface of the supporting tube 1, a supporting nut 12 is threadedly connected to an outer surface of the external thread 11, the supporting nut 12 can be connected and positioned at three positions to facilitate supporting and positioning of a helical antenna 15, the three supporting nuts 12 can be simultaneously rotated, the connecting position can be adjusted on the external thread 11 to drive the helical antenna 15 to move, so that the mounting height can be adjusted, the helical antenna structure is convenient and efficient, does not interfere with the helical antenna, is safe and stable, a supporting cross bar 13 is fixedly connected to one side of the outer surface of the supporting nut 12, a supporting ring 14 is fixedly mounted at the other end of the supporting cross bar 13, an axis of the supporting ring 14 is perpendicular to an axis of the supporting nut 12, the helical antenna 15 is fixedly mounted on an inner, the outer side surface of the supporting ring 14 is in threaded connection with a jacking screw 16, the inner end of the jacking screw 16 is tightly pressed and connected to the outer side surface of the helical antenna 15, the helical antenna 15 is supported and positioned through the supporting ring 14 and cannot fall off, then the jacking screw 16 is used for jacking from the outside to avoid looseness, the mounting and the use are stable, the adjustment is facilitated, the lower end of the outer surface of the supporting tube 1 is in threaded connection with a threaded tube 17, the lower surface of the threaded tube 17 is fixedly connected with an arc-shaped disc 18, the arc-shaped disc 18 is in threaded connection with the lower end of the external thread 11 through the threaded tube 17 and can be connected to the bottom of the supporting tube 1, the bottom is supported, the bearing area is increased, the safety and stability are improved, meanwhile, the mounting and the fixing through the fixing plate 2 are convenient to carry out at the bottom, through holes 19, the lower surface of arc dish 18 passes through straight tube fixedly connected with fixed plate 2, and the upper surface outside of fixed plate 2 is equipped with fixed orifices 21, and evenly distributed has four fixed orifices 21, can use bolt fixed mounting to do benefit to the installation and use on the fixing base.

During the use, can be through the lower extreme of a line section of thick bamboo 17 threaded connection to external screw thread 11, can be connected to arc dish 18 bottom supporting tube, and then the bottom to support, increase bearing area, improve safety and stability, just also can be connected to helical antenna 15 on arc dish 18, then can be through the fixed plate 2 of bottom, evenly distributed has four fixed orificess 21, can use bolt fixed mounting to the fixing base, do benefit to the installation and use, and during the wiring, can follow the inside threading of supporting tube 1, and then be connected to helical antenna 15's upper end, can fix a position the electric wire and place, avoid in disorder, can avoid transversely dragging and damage simultaneously, safety and stability, do benefit to the use.

The above description is only the preferred embodiment of the present invention; the scope of the present invention is not limited thereto. Any person skilled in the art should also be able to cover the technical scope of the present invention by replacing or changing the technical solution and the improvement concept of the present invention with equivalents and modifications within the technical scope of the present invention.

Claims

1. A helical antenna structure comprising a support tube (1), characterized in that: the surface of the supporting tube (1) is provided with an external thread (11), the external surface of the external thread (11) is in threaded connection with a supporting nut (12), one side of the external surface of the supporting nut (12) is fixedly connected with a supporting cross rod (13), the other end of the supporting cross rod (13) is fixedly provided with a supporting ring (14), the axis of the supporting ring (14) is perpendicular to the axis of the supporting nut (12), the inner side surface of the supporting ring (14) is fixedly provided with a spiral antenna (15), the inside of the spiral antenna (15) surrounds the outside of the supporting tube (1), the outer side surface of the supporting ring (14) is in threaded connection with a jacking screw (16), the inner side end of the jacking screw (16) is in compression connection with the outer side surface of the spiral antenna (15), and the lower end of the external surface of the supporting tube (1) is, the lower surface of the thread cylinder (17) is fixedly connected with an arc-shaped disc (18).

2. A helical antenna structure according to claim 1, wherein: through holes (19) are formed in two ends of the inner portion of the arc-shaped disc (18), and the arc-shaped disc (18) is located under the spiral antenna (15).

3. A helical antenna structure according to claim 2, wherein: the lower surface of the arc-shaped disc (18) is fixedly connected with a fixing plate (2) through a straight pipe, and a fixing hole (21) is formed in the outer side of the upper surface of the fixing plate (2).

4. A helical antenna structure according to claim 2, wherein: the arc-shaped disc (18) is of a spherical arc-shaped surface structure, and the diameter of the opening is not smaller than the outer diameter of the spiral antenna (15).

5. A helical antenna structure according to claim 1, wherein: the number of the supporting nuts (12) and the number of the supporting rings (14) are three, and the supporting nuts and the supporting rings are evenly distributed at the outer positions of the supporting tube (1) at equal intervals.

6. A helical antenna structure according to claim 1, wherein: the inside of stay tube (1) is equipped with the threading cavity, and the butt joint is in the inside centre bore position of arc dish (18).

7. A helical antenna structure according to claim 1, wherein: the supporting cross rod (13) and the supporting ring (14) are both made of insulating polypropylene plastics.