阅读说明：本技术 天线反射边界及天线 (Antenna reflection boundary and antenna ) 是由 马明叁 杨明威 于 2021-09-27 设计创作，主要内容包括：本发明提供一种天线反射边界及天线,上述的天线反射边界,包括：抵接部、弯折部、连接部以及自由部；自所述抵接部弯折延伸形成有所述弯折部,自所述弯折部弯折延伸形成有所述连接部,自所述连接部延伸形成有所述自由部；其中,所述抵接部的长度、所述弯折部的长度以及所述自由部的长度相等,所述连接部的长度大于所述自由部的长度。天线反射边界用于天线的情况下,能够提升辐射单元的波宽、前后比、隔离度,优化天线的方向图,拓宽天线覆盖范围。(The invention provides an antenna reflection boundary and an antenna, wherein the antenna reflection boundary comprises: a contact portion, a bent portion, a connecting portion, and a free portion; the bending part is formed by bending and extending from the abutting part, the connecting part is formed by bending and extending from the bending part, and the free part is formed by extending from the connecting part; the length of the abutting part, the length of the bent part and the length of the free part are equal, and the length of the connecting part is greater than that of the free part. Under the condition that the antenna reflection boundary is used for the antenna, the wave width, the front-to-back ratio and the isolation of the radiation unit can be improved, the directional diagram of the antenna is optimized, and the coverage range of the antenna is widened.)

1. An antenna reflection boundary, comprising: a contact portion, a bent portion, a connecting portion, and a free portion;

the bending part is formed by bending and extending from the abutting part, the connecting part is formed by bending and extending from the bending part, and the free part is formed by extending from the connecting part;

the length of the abutting part, the length of the bent part and the length of the free part are equal, and the length of the connecting part is greater than that of the free part.

2. The antenna reflection boundary of claim 1, wherein the height of the connection portion is 2.5-3.5 mm.

3. The antenna reflection boundary of claim 1, wherein the height of the free portion is 5.5-6.5 mm.

4. An antenna, comprising: a reflector plate, a radiating element, and an antenna reflective border according to any one of claims 1 to 3;

two opposite sides of the reflecting plate are respectively bent and extended to form two side edges, the two side edges are arranged oppositely, two antenna reflecting boundaries are arranged on the reflecting plate, and the two antenna reflecting boundaries are arranged oppositely;

the two antenna reflection boundaries and the two side edges enclose to form an accommodating space, and the radiation unit is arranged on the reflection plate and is positioned in the accommodating space.

5. The antenna according to claim 4, wherein two ends of the connecting portion are respectively disposed on the two side edges, and an end of the abutting portion away from the bending portion abuts against the reflection plate.

6. The antenna according to claim 5, wherein two of the side edges are provided with guide rails, two of the guide rails are provided with positioning grooves, and two ends of the connecting portion are respectively in limit fit with the two positioning grooves.

7. The antenna of claim 4, wherein the height H of the antenna reflection boundary is 0.7H;

wherein h is the height of the radiating element.

8. The antenna according to claim 4, wherein the length of the abutting portion, the length of the bent portion, and the length L of the free portion are 0.4-0.8 λ;

wherein λ is a wavelength of the radiation unit.

9. The antenna according to claim 4, wherein an included angle between the abutting portion and the reflection plate is 25-35 °, and an included angle between the bent portion and the reflection plate is 55-65 °.

10. An antenna according to claim 4, wherein the connecting portion and the free portion are at an angle of 90 ° to the reflector plate.

Technical Field

The invention relates to the technical field of wireless communication, in particular to an antenna reflection boundary and an antenna.

Background

With the rapid development of mobile communication systems, 5G networks are rapidly developed, and the number of 4G +5G base stations is rapidly increasing. At present, in order to accelerate deployment of 4G +5G, 5G antenna equipment is added to an original 4G site, so as to solve the site resource problem, and become a main deployment scheme, that is, a multi-frequency base station antenna gradually becomes mainstream.

The antenna comprises a 4G +5G fusion base station antenna, wherein 5G is an active antenna and is mostly in a frequency band of 2600Mhz or 3500 Mhz; 4G is a passive antenna, and the frequency band is mostly 690Mhz-960Mhz and 1710Mhz-2170 Mhz. The 4G +5G fusion base station antenna in the prior art is difficult to realize the electrical index requirement.

Disclosure of Invention

The invention provides an antenna reflection boundary and an antenna, which are used for solving the problem that the electrical index of a 4G +5G fusion base station antenna in the prior art is difficult to meet the requirement.

In a first aspect, the present invention provides an antenna reflection boundary, comprising: a contact portion, a bent portion, a connecting portion, and a free portion;

the bending part is formed by bending and extending from the abutting part, the connecting part is formed by bending and extending from the bending part, and the free part is formed by extending from the connecting part;

the length of the abutting part, the length of the bent part and the length of the free part are equal, and the length of the connecting part is greater than that of the free part.

According to the antenna reflection boundary provided by the invention, the height of the connecting part is 2.5-3.5 mm.

According to the antenna reflection boundary provided by the invention, the height of the free part is 5.5-6.5 mm.

In a second aspect, the present invention also provides an antenna, comprising: the reflecting plate, the radiating unit and the antenna reflecting boundary;

two opposite sides of the reflecting plate are respectively bent and extended to form two side edges, the two side edges are arranged oppositely, two antenna reflecting boundaries are arranged on the reflecting plate, and the two antenna reflecting boundaries are arranged oppositely;

the two antenna reflection boundaries and the two side edges enclose to form an accommodating space, and the radiation unit is arranged on the reflection plate and is positioned in the accommodating space.

According to the antenna provided by the invention, two ends of the connecting part are respectively arranged on the two side edges, and one end of the abutting part, which is far away from the bending part, abuts against the reflecting plate.

According to the antenna provided by the invention, the two side edges are respectively provided with the guide tracks, the two guide tracks are respectively provided with the positioning grooves, and the two ends of the connecting part are respectively in limit fit with the two positioning grooves.

According to the antenna provided by the invention, the height H of the antenna reflection boundary is 0.7H;

wherein h is the height of the radiating element.

According to the antenna provided by the invention, the length of the abutting part, the length of the bending part and the length L of the free part are 0.4-0.8 lambda;

wherein λ is a wavelength of the radiation unit.

According to the antenna provided by the invention, the included angle between the abutting part and the reflecting plate is 25-35 degrees, and the included angle between the bent part and the reflecting plate is 55-65 degrees.

According to the antenna provided by the invention, the included angle between the connecting part and the free part and the reflecting plate is 90 degrees.

According to the antenna reflection boundary and the antenna provided by the invention, under the condition that the antenna reflection boundary is used for the antenna, the wave width, the front-to-back ratio and the isolation of the radiation unit can be improved, the directional diagram of the antenna is optimized, and the coverage range of the antenna is widened.

Drawings

In order to more clearly illustrate the technical solutions of the present invention or the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.

Fig. 1 is a schematic structural diagram of an antenna provided by the present invention;

FIG. 2 is a top view of FIG. 1;

FIG. 3 is a side view of FIG. 1;

reference numerals:

1: a reflective plate; 2: a radiation unit; 3: a side edge;

4: a guide rail; 41: a positioning groove; 5: an antenna reflection boundary;

51: an abutting portion; 52: a bending section; 53: a connecting portion;

54: a free portion.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer, the technical solutions of the present invention will be clearly and completely described below with reference to the accompanying drawings, and it is obvious that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

As shown in fig. 1, the antenna reflection boundary 5 of the embodiment of the present invention includes: an abutting portion 51, a bent portion 52, a connecting portion 53, and a free portion 54.

A bending portion 52 is formed by bending and extending one end of the abutting portion 51, a connecting portion 53 is formed by bending and extending one end of the bending portion 52 away from the abutting portion 51, and a free portion 54 is formed by extending one end of the connecting portion 53 away from the bending portion 52.

The length of the contact portion 51, the length of the bent portion 52, and the length of the free portion 54 are equal to each other, and the length of the connection portion 53 is greater than the length of the free portion 54.

The antenna reflection boundary 5 may be a plate-shaped structural member, and the contact portion 51, the bent portion 52, the connection portion 53, and the free portion 54 may be formed integrally.

It is understood that the thickness of the abutting portion 51, the thickness of the bent portion 52, the thickness of the connecting portion 53, and the thickness of the free portion 54 are the same.

In the embodiment of the present invention, when the antenna reflection boundary 5 is used for an antenna, the wave width, the front-to-back ratio, and the isolation of the radiation unit 2 can be improved, the directional diagram of the antenna is optimized, and the coverage of the antenna is widened.

In an alternative embodiment, the height of the connecting portion 53 is 2.5-3.5 mm.

Wherein the height of the connection part 53 may be 3 mm.

In an alternative embodiment, the height of the free portion 54 is 5.5-6.5 mm.

The height of the free portion 54 may be 6 mm.

The connecting portion 53 and the free portion 54 are located in the same plane.

In addition, as shown in fig. 1 and fig. 2, an embodiment of the present invention further provides an antenna, which includes a reflection plate 1, a radiation unit 2, and the above-mentioned antenna reflection boundary 5.

The radiation unit 2 can be an intermediate frequency oscillator, and the working frequency band of the medium frequency oscillator is 1710-2170M.

Two opposite sides of the reflecting plate 1 are respectively bent and extended to form two side edges 3, and the two side edges 3 are oppositely arranged.

One side of the reflecting plate 1 is bent and extended along a first direction to form a first side edge 3, the other side of the reflecting plate 1 is bent and extended along the first direction to form a second side edge 3, and the first side edge 3 and the second side edge 3 are located on the same side of the reflecting plate 1, that is, the reflecting plate 1 is integrally of a U-shaped structure.

The first side 3 is perpendicular to the top surface of the reflection plate 1 and the second side 3 is perpendicular to the top surface of the reflection plate 1.

Two antenna reflection boundaries 5 are arranged on the top surface of the reflection plate 1, and the two antenna reflection boundaries 5 are arranged oppositely. For convenience of description, the two antenna reflection boundaries 5 are referred to as a first antenna reflection boundary 5 and a second antenna reflection boundary 5, respectively.

Wherein, two antenna reflection boundaries 5 and two sides 3 enclose to close and are formed with the accommodation space, and radiating element 2 locates the top surface of reflecting plate, and is located the accommodation space.

The two antenna reflection boundaries 5 are arranged symmetrically with respect to the radiation element 2.

It should be noted that, along the clockwise direction, there are the first side edge 3, the first antenna reflection boundary 5, the second side edge 3, and the second antenna reflection boundary 5 in this order. The radiation unit 2 is located in the middle of the accommodating space.

It will be appreciated that the distance between the first antenna reflecting border 5 and the radiating element 2 is adjustable and the distance between the second antenna reflecting border 5 and the radiating element 2 is adjustable.

In the embodiment of the present invention, the radiation unit 2 is located in the accommodating space enclosed by the first side 3, the first antenna reflection boundary 5, the second side 3 and the second antenna reflection boundary 5, so that the wave width, the front-to-back ratio and the isolation of the radiation unit 2 can be improved, the directional diagram of the antenna is optimized, and the coverage of the antenna is widened.

In an alternative embodiment, two ends of the connecting portion 53 are respectively disposed on the two side edges 3, and one end of the abutting portion 51 away from the bending portion 52 abuts against the top surface of the reflection plate 1.

One end of the abutting portion 51 remote from the bent portion 52 is grounded.

That is, one end of the connecting portion 53 is disposed on the first side 3, and the other end of the connecting portion 53 is disposed on the second side 3, so as to connect the antenna reflection boundary 5 to the reflection plate 1.

The longitudinal direction of the connecting portion 53 is the same as the width direction of the reflection plate 1.

In an alternative embodiment, as shown in fig. 3, in order to facilitate adjustment of the distance between the antenna reflection boundary 5 and the radiation unit 2, the two side edges 3 are each provided with a guide rail 4, and the guide rails 4 are formed to extend along the length direction of the reflection plate 1.

Two guide rails 4 all are equipped with positioning groove 41, and the both ends of connecting portion 53 are spacing cooperation with two positioning groove 41 respectively.

For example, four positioning grooves 41 are sequentially provided at equal intervals along the length direction of the guide rail 4, the distance between two adjacent positioning grooves 41 is 5mm, and the depth of the positioning groove 41 may be 2 mm. Wherein, the guide rail 4 can be a strip shape, and the height of the guide rail 4 is 5 mm.

Wherein, the positioning grooves 41 on the two guide rails 4 are arranged in one-to-one correspondence, so that the connecting portion 53 is arranged perpendicular to the side edge 3.

It should be noted that, by providing the connecting portion 53 in different positioning grooves 41, the distance between the antenna reflection boundary 5 and the radiation unit 2 can be adjusted in real time according to the requirement.

In an alternative embodiment, the length l of the connecting portion 53 is d +10 mm;

where d is the distance between the first side 3 and the second side 3.

In an alternative embodiment, the height H of the antenna reflection boundary 5 is 0.7H;

where h is the height of the radiating element 2.

That is, the distance between the highest point and the lowest point of the antenna reflection boundary 5 is 0.7 h.

In an alternative embodiment, the length of the abutting portion 51, the length of the bending portion 52 and the length L of the free portion 54 are 0.4 to 0.8 λ;

where λ is the wavelength of the radiating element 2.

In an alternative embodiment, the included angle between the abutting portion 51 and the reflection plate 1 is 25-35 °, and the included angle between the bending portion 52 and the reflection plate 1 is 55-65 °.

The included angle between the bending portion 52 and the reflection plate 1 is twice the included angle between the abutting portion 51 and the reflection plate 1.

For example, the angle between the abutting portion 51 and the reflection plate 1 is 30 °, and the angle between the bent portion 52 and the reflection plate 1 is 60 °.

In an alternative embodiment, the connecting portion 53 and the free portion 54 are at an angle of 90 ° to the reflector plate 1.

That is, the connection portion 53 is perpendicular to the reflection plate 1, and the free portion 54 is perpendicular to the reflection plate 1.

The above-described embodiments of the apparatus are merely illustrative, and the units described as separate parts may or may not be physically separate, and parts displayed as units may or may not be physical units, may be located in one place, or may be distributed on a plurality of network units. Some or all of the modules may be selected according to actual needs to achieve the purpose of the solution of the present embodiment. One of ordinary skill in the art can understand and implement it without inventive effort.

Finally, it should be noted that: the above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.