CN215816405U - Antenna structure applied to all-metal environment and all-metal equipment - Google Patents
Antenna structure applied to all-metal environment and all-metal equipment Download PDFInfo
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- CN215816405U CN215816405U CN202121598025.8U CN202121598025U CN215816405U CN 215816405 U CN215816405 U CN 215816405U CN 202121598025 U CN202121598025 U CN 202121598025U CN 215816405 U CN215816405 U CN 215816405U
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Abstract
The utility model provides an antenna structure applied to an all-metal environment and an all-metal device, wherein the antenna structure comprises a base part, a signal transmitting part connected with the base part and used for transmitting signals, and a coupling part connected with the base part and used for coupling with the signal transmitting part, the base part is of an unclosed annular structure, the coupling part and the signal transmitting part are respectively connected with two ends of the base part, the coupling part extends to the inner side or the outer side of the signal transmitting part, and the coupling part is coupled with the signal transmitting part, so that the antenna has a good standing wave shape, the efficiency of transmitting and receiving signals by the antenna is improved, and the antenna structure can be applied to the all-metal environment.
Description
Technical Field
The utility model relates to the field of antennas, in particular to an antenna structure applied to an all-metal environment and all-metal equipment.
Background
With the development of scientific technology, people have more and more demands on the appearance quality, signal receiving and transmitting of electronic equipment, and the requirements on transmission rate and stability are higher and higher. With the development of the technology, in order to adapt to the trend, the equipment uses more metal appearance materials, the frequency band requirement of the antenna is more and more comprehensive, the frequency band of the antenna is required to be wider and wider, and the environment of the antenna is also poorer and poorer.
In such a trend, it is also a trend that one metal device configures an antenna. However, the performance of the antenna is generally shielded or affected by metal, and therefore, how to enable the antenna to receive and transmit signals in a full metal environment is a problem to be solved.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome the defects in the prior art and provides an antenna structure applied to an all-metal environment and all-metal equipment, and the specific scheme is as follows:
in a first aspect, an antenna structure for use in an all-metal environment includes a base, a signal transmitting portion connected to the base for transmitting a signal, and a coupling portion connected to the base for coupling to the signal transmitting portion;
the base part is a non-closed annular structure, the coupling part and the signal transmitting part are respectively connected with two ends of the base part, and the coupling part extends to the inner side or the outer side of the signal transmitting part.
In a preferred embodiment, the signal transmitting portion and the coupling portion are each a bar structure extending from the base portion.
In a preferred embodiment, the base comprises first and second oppositely disposed base units and third and fourth oppositely disposed base units;
the first base unit is connected with the signal transmitting part at one end and connected with the third base unit at the other end;
one end of the second base unit is connected with the third base unit, and the other end of the second base unit is connected with the fourth base unit;
the other end of the fourth base unit is connected to the coupling part.
In a preferred embodiment, the antenna structure further comprises a signal receiving portion connected to the first base unit for receiving a signal;
the signal receiving part extends towards the direction close to the second base unit and is provided with a signal feed point of the antenna;
a ground feed point is provided on the second base unit at a location corresponding to the signal feed point.
In a preferred embodiment, the signal transmitting part includes a high frequency transmitting unit for transmitting a high frequency band and a low frequency transmitting unit for transmitting a low frequency band;
wherein the low frequency transmission unit is coupled with the coupling part;
the high-frequency transmission unit extends in a direction away from the second base unit.
In a preferred embodiment, the coupling portion is provided corresponding to the second base unit.
In a preferred embodiment, if the coupling portion extends to the inner side of the signal transmitting portion, the low frequency transmitting unit extends in a direction away from the second base unit.
In a preferred embodiment, if the coupling portion extends to an outer side of the signal transmitting portion, the low frequency transmitting unit extends in a direction close to the second base unit.
In a preferred embodiment, the second base unit is provided with a via for connecting other elements.
In a second aspect, an all-metal device is provided, which at least includes a metal surface, a gap is opened on the metal surface, and the antenna structures are respectively arranged at the gap.
The utility model provides an antenna structure applied to an all-metal environment, which comprises a base part, a signal transmitting part connected with the base part and used for transmitting signals, and a coupling part connected with the base part and used for coupling with the signal transmitting part, wherein the base part is of a non-closed annular structure, the coupling part and the signal transmitting part are respectively connected with two ends of the base part, the coupling part extends to the inner side or the outer side of the signal transmitting part, and is coupled with the signal transmitting part through the coupling part, so that the antenna has a good standing wave shape, the efficiency of transmitting and receiving signals by the antenna is improved, the antenna receiving part in the all-metal environment can receive the signals, and the antenna transmitting part in the all-metal environment can transmit the signals.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only 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 top view of a main antenna of the present invention;
FIG. 2 is a top view of the secondary antenna of the present invention;
FIG. 3 is a standing wave pattern of the main antenna of the present invention;
FIG. 4 is a standing wave pattern of the auxiliary antenna of the present invention;
FIG. 5 is a bottom view of the main antenna of the present invention;
FIG. 6 is a schematic view of a metal facility according to the present invention.
Detailed Description
To facilitate an understanding of the utility model, the utility model will now be described more fully with reference to the accompanying drawings. Preferred embodiments of the present invention are shown in the drawings. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.
It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not represent the only embodiments.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein in the description of the utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
The utility model provides an antenna structure applied to an all-metal environment, which comprises a base part 1, a signal transmitting part 2 connected with the base part and used for transmitting signals, and a coupling part 3 connected with the base part and used for coupling with the signal transmitting part 2, wherein the base part 1 is of an unsealed annular structure, the coupling part 3 and the signal transmitting part are respectively connected with two ends of the base part, the coupling part extends to the inner side or the outer side of the signal transmitting part, and is coupled with the signal transmitting part 2 through the coupling part 3, so that the antenna has good standing wave shape, the antenna efficiency is improved, an antenna receiving part positioned in the all-metal environment can receive signals, the antenna transmitting part positioned in the all-metal environment can transmit signals, and the whole antenna structure can be applied to the all-metal environment.
The antenna structure applied to the all-metal environment in the present invention will be described in detail with reference to the accompanying drawings.
As shown in fig. 1-2, the present embodiment provides an antenna structure applied in an all-metal environment, the antenna structure includes a base 1, a signal transmitting portion 2 connected to the base 1 for transmitting a signal, and a coupling portion 3 connected to the base 1 for coupling with the signal transmitting portion 2;
the base part 1 is an unclosed annular structure, the coupling part 3 and the signal transmitting part are respectively connected with two ends of the base part, and the coupling part extends to the inner side or the outer side of the signal transmitting part.
In this embodiment, the antenna structure includes a base portion 1, a signal receiving portion 4 for receiving a signal, a signal transmitting portion 2 for transmitting a signal, a coupling portion 3 for transmitting a coupling portion 3 coupled to a ground band, the base portion 1 is a non-closed loop structure, the coupling portion 3 and the signal transmitting portion are respectively connected to two ends of the base portion, and the coupling portion extends to the inside or the outside of the signal transmitting portion. The antenna structure can be a WIFI antenna, the signal transmitting part 2 transmits low-frequency band signals and high-frequency band signals, the low-frequency band signals are 2.4 GHz-2.5 GHz, the high-frequency band signals are 5.15 GHz-5.85 GHz, in order to improve the antenna efficiency, the antenna structure is coupled with the signal transmitting part 2 through the coupling part 3, so that the standing wave waveform of the antenna is better, the antenna structure can be used in an all-metal environment, the all-metal environment is that a broken seam is formed in a fully-closed metal environment, the antenna is placed at the broken seam, and the outer surface of the antenna is flush with the outer surface of the metal environment.
In a preferred embodiment, the signal emitting portion 2 and the coupling portion 3 are each a bar structure extending from the base portion.
In this embodiment, in order to facilitate receiving and sending of the antenna signal, the signal transmitting part 2 and the coupling part 3 are both strip structures extending from the base part 1, the signal transmitting part 2 is a strip structure extending from one end of the base part 1, and the coupling part 3 is a strip structure extending from the other end of the base part 1.
In a preferred embodiment, the base 1 comprises first and second base units 11 and 12 arranged oppositely and third and fourth base units 13 and 14 arranged oppositely;
the first base unit 11 has one end connected to the signal emitting part 2 and the other end connected to the third base unit 13;
one end of the second base unit 12 is connected to the third base unit 13, and the other end is connected to the fourth base unit 14;
the other end of the fourth base unit 14 is connected to the coupling portion 3.
In the present embodiment, with continued reference to fig. 1, in order to make the whole antenna structure more compact, the base 1 is a non-closed loop structure as a whole, and includes a first base unit 11, a second base unit 12, a third base unit 13, a fourth base unit 14, the first base unit 11 and the second base unit 12, and the third base unit 13 and the fourth base unit 14 arranged oppositely, the first base unit 11 is connected with the signal emitting part 2 at one end, and connected with the third base unit 13 at the other end, and the second base unit 12 is connected with the third base unit 13 at one end, and connected with the fourth base unit 14 at the other end;
the fourth base unit 14 is connected with the coupling part 3, thereby facilitating the coupling of the coupling part 3 with the signal emitting part 2.
In a preferred embodiment, the antenna structure further comprises a signal receiving part 4 connected to the first base unit for receiving signals;
the signal receiving section 4 extends in a direction close to the second base unit 12, and is provided with a signal feed point 41 of the antenna;
a ground feed point 121 is provided on the second base unit 12 at a position corresponding to the signal feed point 41.
In the present embodiment, with continuing reference to fig. 2, in order to facilitate signal reception, the antenna structure further includes a signal receiving portion 4 for receiving signals, the signal receiving portion 4 extends in a direction close to the second base unit 12, and is provided with a signal feeding point 41 of the antenna, in order that the signal feeding point 21 generates a certain impedance in correspondence with the ground feeding point 121, the signal receiving portion 4 extends in a direction toward the second base unit 12, and the second base unit 12 is provided with the ground feeding point 121 at a position corresponding to the signal feeding point 21.
In a preferred embodiment, the signal transmitting part 2 includes a high frequency transmitting unit 21 for transmitting a high frequency band and a low frequency transmitting unit 22 for transmitting a low frequency band;
wherein the low-frequency transmitting unit is coupled with the coupling part;
the high-frequency transmission unit extends in a direction away from the second base unit.
In the present embodiment, as shown in fig. 1, the high frequency transmitting unit 21 is used for transmitting signals with a wavelength band of 5.15GHz to 5.85GHz, the low frequency transmitting unit 22 is used for transmitting signals with a wavelength band of 2.4GHz to 2.5GHz, the low frequency transmitting unit 22 is connected to one end of the first base unit 11 far from the third base unit 13, the high frequency transmitting unit 21 and the signal receiving part 4 are respectively located at two sides of the middle of the first base unit 11 and are correspondingly arranged, and in order to make the waveform of the standing wave better, the coupling part 3 and the low frequency transmitting unit 22 in the present invention are coupled, thereby improving the antenna efficiency.
In a preferred embodiment, the coupling portion 3 is disposed in correspondence with the second base unit 12.
In the present embodiment, in order to make the structure of the antenna more compact, the coupling portion 3 is disposed opposite to the second base unit 12, and the angle between the coupling portion 3 and the fourth base unit 14 may be 90 °.
In a preferred embodiment, if the coupling portion 3 extends to the inner side of the signal emitting portion 2, the low frequency emitting unit 22 extends in a direction away from the second base unit 12.
In the present embodiment, as shown in fig. 1, the coupling portion 3 extends to the inside of the signal transmitting portion 2, and the distance from the coupling portion 3 to the second base unit 12 is smaller than that from the first base unit 11 to the second base unit 12, and at this time, in order not to affect the coupling of the coupling portion 3 and the low frequency transmitting unit 22, the low frequency transmitting unit 22 extends in a direction away from the second base unit 12.
In a preferred embodiment, if the coupling portion 3 extends to the outside of the signal transmitting portion 2, the low frequency transmitting unit 22 extends in a direction close to the second base unit 12.
Referring again to fig. 2, the coupling portion 3 extends to the outside of the signal transmitting portion 2, and the distance from the coupling portion 3 to the second base unit 12 is greater than the distance from the first base unit 11 to the second base unit 12, and at this time, the low frequency transmitting unit 22 extends in a direction close to the second base unit 12 so as not to affect the coupling of the coupling portion 3 to the low frequency transmitting unit 22.
In the present invention, the antenna structure is suitable for a metal device whose each surface is a metal surface, different from an electronic device with only one surface in the prior art, fig. 1 and fig. 2 show two types of antennas, when two antennas are applied in a metal environment, the metal device has two metal surfaces for each surface, an antenna structure is provided with a broken seam on only one surface, fig. 1 shows a main antenna, fig. 2 shows an auxiliary antenna, and standing waves of the main antenna and the auxiliary antenna in an all-metal environment are shown in fig. 3 and fig. 4, and it can be seen that the antenna 1 and the antenna 2 have good waveforms. Through tests, the two antenna structures applied to the all-metal environment can be applied to signals of 2.4 GHz-2.5 GHz and 5.15 GHz-5.85 GHz of WIFI, and the gain and the efficiency of each frequency have better performances, as shown in table 1:
TABLE 1
As can be seen from table 1 and fig. 3 to 4, the antenna structure of the present invention has excellent performance in a metal device in which each surface is a metal surface, and is applicable.
The antenna size in the present invention is 74 x 11 mm.
In a preferred embodiment, the second base unit 12 is provided with a via 122 for connecting other elements.
As shown in fig. 1, the second base unit 12 is provided with a via 122 in order to enable the antenna structure to be connected to other elements.
In a preferred embodiment, the base portion 1, the signal receiving portion 4, the signal transmitting portion 2, and the coupling portion 3 are top traces disposed on the antenna structure, the antenna structure further includes a substrate and a back surface, as shown in fig. 5, the back surface is provided with a back adhesive region 5 and a back trace 6, in order to avoid warping of the whole antenna structure during bending, the substrate is further provided with deformation holes 7 along a length direction, the deformation holes 7 may have one row or multiple rows, and the positions of the through holes are determined according to specific situations and are not in contact with the top traces.
The utility model also provides all-metal equipment which at least comprises a metal surface, wherein the metal surface is provided with a broken joint, and the broken joint is respectively provided with the antenna structures.
The all-metal device in the utility model at least comprises one metal surface, and the antenna structure in the utility model is suitable for metal devices of which each surface is a metal surface, and specifically can be a six-surface metal device as shown in fig. 6, wherein the six surfaces are all metal, a broken seam is formed on one metal surface, and the antenna structure is arranged at the broken seam.
Further, antenna structures may be disposed on different metal surfaces, and may be disposed as two antennas or multiple antennas, in order to improve signal receiving performance of the antennas, one of the antenna structures is a main antenna as shown in fig. 1, and the other antenna structure is an auxiliary antenna as shown in fig. 2.
All the above-mentioned optional technical solutions can be combined arbitrarily to form the optional embodiments of the present invention, and are not described herein again.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (10)
1. An antenna structure applied to an all-metal environment, which is characterized by comprising a base part, a signal transmitting part connected with the base part and used for transmitting signals, and a coupling part connected with the base part and used for coupling with the signal transmitting part;
the base part is a non-closed annular structure, the coupling part and the signal transmitting part are respectively connected with two ends of the base part, and the coupling part extends to the inner side or the outer side of the signal transmitting part.
2. The antenna structure of claim 1, wherein the signal radiating portion and the coupling portion are each a strip structure extending from the base portion.
3. The antenna structure according to claim 2, wherein the base comprises first and second oppositely disposed base units and third and fourth oppositely disposed base units;
the first base unit is connected with the signal transmitting part at one end and connected with the third base unit at the other end;
one end of the second base unit is connected with the third base unit, and the other end of the second base unit is connected with the fourth base unit;
the other end of the fourth base unit is connected to the coupling part.
4. The antenna structure according to claim 3, characterized in that the antenna structure further comprises a signal receiving part connected with the first base unit for receiving a signal;
the signal receiving part extends towards the direction close to the second base unit and is provided with a signal feed point of the antenna;
a ground feed point is provided on the second base unit at a location corresponding to the signal feed point.
5. The antenna structure according to claim 4, characterized in that the signal transmitting section includes a high frequency transmitting unit for transmitting a high frequency band and a low frequency transmitting unit for transmitting a low frequency band;
wherein the low frequency transmission unit is coupled with the coupling part;
the high-frequency transmission unit extends in a direction away from the second base unit.
6. The antenna structure according to claim 5, characterized in that the coupling portion is provided in correspondence with the second base unit.
7. The antenna structure according to claim 6, wherein if the coupling portion extends to the inside of the signal transmitting portion, the low frequency transmitting unit extends in a direction away from the second base unit.
8. The antenna structure according to claim 6, wherein if the coupling portion extends to an outer side of the signal transmitting portion, the low frequency transmitting unit extends in a direction approaching the second base unit.
9. An antenna arrangement according to claim 7 or 8, characterized in that the second base unit is provided with a via for connecting other elements.
10. An all-metal device, comprising at least one metal surface, characterized in that a gap is provided on the metal surface, and the antenna structures according to any one of claims 1 to 9 are respectively provided at the gap.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121598025.8U CN215816405U (en) | 2021-07-14 | 2021-07-14 | Antenna structure applied to all-metal environment and all-metal equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121598025.8U CN215816405U (en) | 2021-07-14 | 2021-07-14 | Antenna structure applied to all-metal environment and all-metal equipment |
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| Publication Number | Publication Date |
|---|---|
| CN215816405U true CN215816405U (en) | 2022-02-11 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202121598025.8U Active CN215816405U (en) | 2021-07-14 | 2021-07-14 | Antenna structure applied to all-metal environment and all-metal equipment |
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| CN (1) | CN215816405U (en) |
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- 2021-07-14 CN CN202121598025.8U patent/CN215816405U/en active Active
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