CN204257799U - Circular Pole Antenna Structure - Google Patents

Abstract

A circular pole antenna structure comprises an antenna, a base, a radiation conductor and a grounding conductor which are formed on the upper surface and the lower surface of the base, soldering tin and colloid, wherein the antenna comprises a body, a protruding part and a stopping part which is formed between the body and the protruding part, the base is provided with at least one through hole corresponding to the shape and the size of the body, the antenna can be arranged on the base in a penetrating way, the stopping part is abutted against the lower surface of the base to prevent the antenna from falling off due to impact of external force, in addition, the radiation conductor and the grounding conductor are provided with at least one first through hole and at least one second through hole corresponding to the upper and lower positions of the through hole, the soldering tin is at least partially coated on one end of the body corresponding to the stopping part and the first through hole, and the colloid is at least partially formed on the soldering tin, the radiation conductor and the upper surface.

Description

Circular Pole Antenna Structure

technical field

The utility model relates to an improvement of an antenna structure, in particular to an improvement of a circular pole antenna structure. the

Background technique

In order to receive various wireless signals such as FM, AM, Global Positioning System (GPS), Global System for Mobile Communications (GSM), and Wi-Fi for subsequent signal processing, an antenna is a necessary device. the

However, in order to adapt to the volume of different wireless signal transmission and reception devices or the requirements of the use environment, the antenna body can exist in various shapes and structures. In order to reduce the size of the antenna, or in response to different usage environments, a circular pole antenna structure is produced. the

Taiwan Patent Publication No. I348783 discloses a circularly polarized planar antenna structure, that is, a circular pole antenna structure. There is a technical deficiency in this circular pole antenna structure. Taking the application of the circular pole antenna disclosed in this patent to a car GPS navigation device as an example, the circular pole antenna must be placed on the substrate during the manufacturing process. The circular pole antenna protrudes from the antenna body of the base and needs to penetrate the substrate to correspond However, in the process of penetrating through, once the antenna body fails to align with the through hole, and the circular pole antenna is forced towards the position where the through hole is not provided on the substrate, the circular pole antenna body only penetrates the The top end is welded to the base and the radiation conductor. The strength of the combination is not enough to resist the reaction force on the body of the circular pole antenna. Faults affect the yield rate of the product process. the

Therefore, how to improve the strength of the circular pole antenna against unexpected external force during application and assembly has become an urgent issue to be solved in the industry. the

Contents of the invention

In order to solve the aforementioned problems in the prior art, the utility model provides a circular pole antenna structure, which includes an antenna, a base, radiation conductors and ground conductors respectively formed on the upper and lower surfaces of the base, solder and colloid. the

The antenna includes a main body, a protruding part and a stop part formed between the main body and the protruding part, and the base has at least one through hole corresponding to the shape and size of the main body, so that the antenna can pass through the base, And the stopper part is used to abut against the lower surface of the base to prevent the antenna from falling due to improper external force impact. In addition, the radiation conductor and the ground conductor have at least one first through hole corresponding to the upper and lower positions of the through hole And at least one second through hole, the solder is at least partially formed on the end of the main body opposite to the stopper portion and the first through hole, and the colloid is at least partially formed on the solder, the radiation conductor and the upper surface of the base. the

In one embodiment of the present utility model, the said through hole has a recess at one end of the through hole close to the second through hole. In this embodiment, the body can pass through the through hole and the second through hole. The through hole, the stop part of the antenna can be against the concave part. the

In an embodiment of the present invention, the cross-sectional area of the protruding portion may be smaller than that of the main body. the

In one embodiment of the present invention, the end of the main body opposite to the stopper has an extension. the

In one embodiment of the present utility model, the said through hole has a recess at one end close to the second through hole. In this embodiment, the main body and the extension part pass through the second through hole and the second through hole The through hole, and the stop part of the antenna is against the concave part. the

In one embodiment of the present invention, the solder is at least partly formed on the end of the main body opposite to the stopper part and the extension part, and the end of the body opposite to the stopper part, the extension part and the The space between the first through holes is also formed with the solder, and the stopper abuts against the recess. the

In one embodiment of the present invention, the cross-sectional area of the extension part is smaller than that of the main body, and the cross-sectional area of the protruding part is smaller than that of the main body. the

In one embodiment of the present invention, one end of the main body opposite to the stop part may be in a plane, arc, cone or stepped structure. the

In one embodiment of the present invention, the extension part can be a stepped, tapered or arc-shaped structure extending from the end of the main body opposite to the stopper part. the

Compared with the existing circular pole antenna structure, the circular pole antenna of the present invention can lean against the surface of the base facing the through hole of the substrate when the base is combined through the stopper structure, and the solder formed on the , the radiation conductor and the colloid on the upper surface of the base can resist the reaction force received by the circular pole antenna body during the assembly process, so that the circular pole antenna body is fixed on the base. In addition, the circular pole antenna of the present invention can also include an extension part, which allows solder to flow into the top of the through hole of the base and be welded with the radiation conductor, thereby increasing the contact area between the solder, the base and the radiation conductor, so as to enhance the body of the circular pole antenna. The strength of the connection with the base and the efficiency of wireless signal transmission. the

Description of drawings

Fig. 1a is a schematic structural cross-sectional view of the first embodiment of the circular pole antenna structure of the present invention. the

Fig. 1b is a schematic diagram of the appearance of the antenna of the first embodiment of the circular pole antenna structure of the present invention. the

1c to 1e are schematic cross-sectional views of the combination of the antenna and the base according to the first embodiment of the present invention. the

Fig. 2a is a schematic structural cross-sectional view of the second embodiment of the circular pole antenna structure of the present invention. the

Fig. 2b is a schematic diagram of the appearance of the antenna of the second embodiment of the circular pole antenna structure of the present invention. the

Component label description:

1 Circular pole antenna structure

10 antennas

101 Ontology

102 protrusions

103 stop part

104 extension

20 base

201 through hole

202 concave part

30 radiating conductor

301 The first through hole

40 grounding conductor

401 Second through hole

50 Solder

60 colloid

Detailed ways

The implementation of the present utility model is described below through specific specific examples, and those skilled in the art can easily understand other advantages and effects of the present utility model from the content disclosed in this specification. The utility model can also be implemented or applied by other different specific embodiments, and various modifications and changes can be made to the details in this specification based on different viewpoints and applications without departing from the spirit of the utility model. the

Please refer to FIG. 1 a , which is a schematic structural cross-sectional view of the first embodiment of the circular pole antenna structure of the present invention. In this embodiment, the circular pole antenna structure 1 of the present utility model may include an antenna 10, a base 20, a radiation conductor 30, a ground conductor 40, solder 50 and a colloid 60, and the base 20 may be made of a ceramic material, radiating The conductor 30 and the grounding conductor 40 can be made of silver material, which can be changed and replaced according to actual needs. the

Please also refer to FIG. 1b, the antenna 10 shown in FIG. 1b includes a body 101, a protruding portion 102 and a stopper portion 103 formed between the body 101 and the protruding portion 102, and the base 20 in FIG. 1a There is at least one through hole 201 corresponding to the shape and size of the main body 101, so that the antenna 10 can pass through the base 20, and the stopper 103 is used to abut against the lower surface of the base 20 to prevent the antenna from being subjected to undue external force In addition, the radiating conductor 30 and the grounding conductor 40 are respectively formed on the upper and lower surfaces of the base 20, and there are at least one first through hole 301 and at least one second through hole 201 corresponding to the upper and lower positions of the through hole 201. The through hole 401, the solder 50 is at least partially formed on the end of the main body 101 opposite to the stopper 103 and the first through hole 301, the glue 60 can be formed on the solder 50, the radiation conductor 30 and the upper surface of the base 20 . In other embodiments, the colloid 60 may also be at least partially formed on the solder 50 , the radiation conductor 30 and/or the upper surface of the base 20 . the

In particular, as shown in Figure 1b, one end of the main body 101 relative to the stopper 103 is a planar structure, but in other embodiments, it can also be changed to a circular arc, tapered or stepped structure according to actual needs (not shown icon), but not limited to. the

Please refer to FIGS. 1c-1e. As shown in FIG. 1c, the end of the through hole 201 of the base 20 close to the second through hole 401 of the grounding conductor 40 also has a concave portion 202, and the concave portion 202 forms a cavity for accommodating the stopper. The space of the stopper 103 makes the stopper 103 and the lower surface of the base 20 form a coplanar surface, the cross-sectional area of the recess 202 can be equal to or greater than the cross-sectional area of the stopper 103, and the height of the recess 202 can be equal to, less than or greater than The height of the stopper 103. the

Next, as shown in FIG. 1d, the main body 101 of the antenna 10 can pass through the through hole 201 and the second through hole 401. penetrating and exposed to the first through hole 301 through the through hole 201 , and at this time, the stop portion 103 of the antenna 10 can abut against the concave portion 202 . the

Next, as shown in FIG. 1e, solder (solder paste) 50 can be formed into one end of the main body 101 opposite to the stop portion 103 and the periphery of the first through hole 301, and the stop portion 103 leans against the through hole 201 and is close to the first through hole 301. One end of the two through holes 401. Therefore, the antenna 10 is fixed on the base 20 . the

In addition, the layer thickness of the colloid 60 can be equal to or less than the thickness of the solder 50, so that the top part of the solder 50 is exposed on the surface formed by the colloid 60, which is used to improve the wireless signal transmission efficiency of the antenna 10, or Depending on the requirements of the application product, the thickness of the colloid 60 can be made greater than the thickness of the solder 50 so that the colloid 60 can completely cover the solder 50 . the

In one embodiment, the body 101, the protruding portion 102 and the stop portion 103 can be cylindrical, as shown in FIG. The cross-sectional area of the body 101 is greater than that of the main body 101, so as to produce the effect of a stopper. the

In other embodiments, it can also be changed to other polygonal columns separately or simultaneously according to the requirements of the application product, and the cross-sectional area of the protruding portion 102 can also be greater than or equal to the cross-sectional area of the main body 101 . the

Please refer to Fig. 2a and Fig. 2b, in this embodiment, the main structure of the circular pole antenna structure 1 of the present utility model is roughly the same as the aforementioned first embodiment, but there is an extension at the end of the main body 101 opposite to the stopper portion 103 Section 104. the

As shown in Figures 1c to 1e of the first embodiment of the circular pole antenna structure of the present invention, in the embodiment shown in Figure 2a, the through hole 201 of the base 20 is close to the second through hole 401 One end may also have a concave portion 202, and when the antenna 10 is assembled on the base 20, the main body 101 of the antenna 10 and the end having the extension portion 104 penetrate through the second through hole 401 and are exposed through the through hole 201. In the first through hole 301 , the stop portion 103 of the antenna 10 abuts against the concave portion 202 at this time. the

Next, solder 50 is formed on the end of the main body 101 opposite to the stop portion 103 , the extension portion 104 and the periphery of the first through hole 201 , and the stop portion 103 abuts against the end of the through hole 201 close to the second through hole 401 . In other embodiments, the solder 50 may be partially formed on the end of the body 101 opposite to the stopper 103 and/or on the extension 104, and the end of the body 101 opposite to the stopper 103, the extension 104 and the first through The gaps between the holes 201 can also be formed with solder 50 , and the stop portion 103 abuts against the concave portion 202 . the

Compared with the first embodiment, the solder 50 can go deeper into the through hole 201 , and even fill up the gap existing between the end of the body 101 opposite to the stopper portion 103 , the extension portion 104 and the first through hole 301 , and the stopper 103 abuts against the recess 202, in addition to increasing the structural strength of the antenna 10 against external forces, the contact area between the solder 50 and the antenna 10 and the radiation conductor 30 is increased, which can also improve wireless communication. Signal transmission efficiency. the

In other embodiments, the cross-sectional area of the extension portion 104 may be smaller than the cross-sectional area of the main body 101 as shown in FIG. It may be smaller than the cross-sectional area of the body 101 as shown in FIG. 2b. the

In addition, the shape and structure of the extension part 104 can be adjusted and changed according to actual needs, so it is not limited to a stepped structure as shown in FIG. A conical or circular arc structure (not shown) extending from one end of the stopper, but not limited thereto. the

To sum up, the circular pole antenna of the present invention can lean against the surface of the base facing the through hole of the substrate through the structure of the stopper when combined with the base, coupled with the combination of solder and the formation of colloid, so During the assembly process, keep the circular pole antenna body fixed on the base. In addition, the circular pole antenna of the present invention can also include an extension part, allowing solder to flow into the top of the through hole of the base and welded with the radiation conductor, so as to increase the contact area between the solder and the base and the radiation conductor, so as to improve the contact area between the circular pole antenna body and the radiation conductor. The fixing strength of the base and the efficiency of wireless signal transmission. the

The above-mentioned embodiments are only for illustrating the principles and effects of the present utility model, and are not intended to limit the present utility model. Any person familiar with the art can modify and change the above-mentioned embodiments without departing from the spirit and scope of the present utility model. Therefore, the protection scope of the utility model should be as listed in the claims. the

Claims (11)

1. an entelechy antenna structure, is characterized by, and this entelechy antenna structure comprises:

Antenna, comprising:

Body;

Convex extension part; And

Stopper section, it is formed between this body and this convex extension part;

Pedestal, having at least one pair of should the through hole of body;

Radiation conductor, it is formed at the upper surface of this pedestal, and in the top position of through hole having at least one first perforation;

Earthing conductor, it is formed at the lower surface of this pedestal, and in the lower position of through hole having at least one second perforation;

Scolding tin, it is this body coated relatively one end of this stopper section and this first perforation at least partly; And

Colloid, it is formed at the upper surface of this scolding tin, this radiation conductor and this pedestal at least partly.

2. entelechy antenna structure as claimed in claim 1, it is characterized by, this through hole has a recess near one end of this second perforation.

3. entelechy antenna structure as claimed in claim 2, it is characterized by, this body is arranged in this through hole and this second perforation, and the stopper section of this antenna is resisted against this recess.

4. entelechy antenna structure as claimed in claim 1, it is characterized by, the sectional area of this convex extension part is less than the sectional area of this body.

5. entelechy antenna structure as claimed in claim 1, it is characterized by, this body is plane, circular arc, taper or step structure relative to one end of this stopper section.

6. entelechy antenna structure as claimed in claim 1, is characterized by, and one end of this body this stopper section relative has an extension.

7. entelechy antenna structure as claimed in claim 6, it is characterized by, this through hole has a recess near one end of this second perforation.

8. entelechy antenna structure as claimed in claim 7, it is characterized by, this body and this extension are arranged in this second perforation and this through hole, and the stopper section of this antenna is resisted against this recess.

9. entelechy antenna structure as claimed in claim 7, it is characterized by, this scolding tin is formed at this body relatively on one end of this stopper section, this extension at least partly, and this body is also formed with this scolding tin in one end of this stopper section, the space between this extension and this first perforation relatively, and this stopper section is resisted against this recess.

10. entelechy antenna structure as claimed in claim 6, it is characterized by, the sectional area of this extension is less than the sectional area of this body, and the sectional area of this convex extension part is less than the sectional area of this body.

11. entelechy antenna structures as claimed in claim 6, is characterized by, and this extension is the taper or arc structure that are extended relative to one end of this stopper section by this body.