CN207052748U - A kind of new-type high-gain miniaturization WLAN antennas - Google Patents
A kind of new-type high-gain miniaturization WLAN antennas Download PDFInfo
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- CN207052748U CN207052748U CN201720800894.1U CN201720800894U CN207052748U CN 207052748 U CN207052748 U CN 207052748U CN 201720800894 U CN201720800894 U CN 201720800894U CN 207052748 U CN207052748 U CN 207052748U
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- sheet metal
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- metal tape
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Abstract
The utility model discloses a kind of new-type high-gain miniaturization WLAN antennas, it includes insulation medium board, is arranged at the positive upper end sheet metal of insulation medium board, lower end sheet metal, and upper end sheet metal is realized by snakelike metal tape line with lower end sheet metal and electrically connected；Upper and lower end sheet metal is respectively gradual change type structure；Insulation medium board front is provided with respectively in the upper and lower end metal tape line for partly enclosing shape in lower end sheet metal lower end side, upper end metal tape line is upwardly opening, lower end metal tape line downwardly facing opening, upper and lower end metal tape line is electrically connected, and two ends of the lower end metal tape line at edge of opening are bent upward respectively；The cable connecting part of lower end sheet metal sets feed point pad, and the junction of upper and lower end metal tape line sets ground pad.The utility model have compact in size, high gain, radiation efficiency height, strong robustness, directional diagram are more stable in designed frequency range, horizontal plane omni-directional it is superior, simple in construction, easy assembling, lower-cost advantage.
Description
Technical field
It the utility model is related to antenna technical field, more particularly to a kind of new-type high-gain miniaturization WLAN antennas.
Background technology
Antenna is a kind of metal device of transmitting or the reception of being used as radio wave, and antenna is widely used in wirelessly
It is every to utilize electromagnetic wave in the engineering systems such as telecommunication, broadcast, TV, radar, navigation, electronic countermeasure, remote sensing, radio astronomy
Carry out transmission information, depend on antenna to be operated；In addition, in terms of energy is transmitted with electromagnetic wave, the energy spoke of non-signal
Penetrate and be also required to antenna.Antenna all has invertibity, i.e., both can be used as transmitting antenna with common antenna, it is also possible to make reception antenna,
The same antenna is identical as transmitting or the fundamental characteristics parameter received.
As a kind of antenna product of important kind, WLAN antenna applications are very extensive, and shape in the prior art be present
The WLAN antenna products of formula various kinds.Wherein, for current existing WLAN antennas, it is generally monopole antenna and main
The defects of size is big, cost is high, installation is inconvenient and assembly cost is high be present, and in actual use, existing WLAN
Antenna is very sensitive to the environment of surrounding, radiation efficiency is low, causes the robustness of antenna electric performance poor, to realize stable direction
Figure needs larger metal ground, so results in that antenna size is larger and unsightly, and cost is also relatively higher.
Utility model content
The purpose of this utility model is to provide a kind of new-type high-gain miniaturization WLAN in view of the shortcomings of the prior art
Antenna, the new-type high-gain miniaturization WLAN antennas have compact in size, high gain, radiation efficiency height, strong robustness, direction
Figure is more stable in designed frequency range, horizontal plane omni-directional it is superior, simple in construction, easy assembling, lower-cost advantage, i.e.,
Capability of wireless communication system, the anti-interference of system can be effectively improved.
To reach above-mentioned purpose, the utility model is achieved through the following technical solutions.
A kind of new-type high-gain miniaturization WLAN antennas, include insulation medium board, the front of insulation medium board is provided with
Upper end sheet metal, positioned at upper end sheet metal lower end side and lower end sheet metal spaced apart with upper end sheet metal, positioned at upper end gold
Belong to the snakelike metal tape line that between piece and lower end sheet metal and serpentine-like bending extends, upper end and the upper end gold of snakelike metal tape line
Belong to the lower end electrical connection of piece, the bottom of snakelike metal tape line electrically connects with the upper end of lower end sheet metal；
Upper end sheet metal, lower end sheet metal are respectively gradual change type structure, and the width value of upper end sheet metal is gradual from top to bottom
Become big, the width value of lower end sheet metal becomes larger from top to bottom；
The front of insulation medium board is provided with upper end metal tape line, positioned at upper end metal tape in the lower end side of lower end sheet metal
The lower end metal tape line of line lower end side, upper end metal tape line is in partly enclosing shape and upwardly opening, and lower end metal tape line is in partly enclosing shape
Shape and downwardly facing opening, upper end metal tape line electrically connect with lower end metal tape line, two at edge of opening of lower end metal tape line
End is bent upward respectively；
The bottom of lower end sheet metal is provided with the cable connecting part for protruding extension down, cable connecting part be provided with together
The feed point pad of the inner wire electrical connection of shaft cable, the junction of upper end metal tape line and lower end metal tape line be provided with coaxially
The ground pad of the outer conductor electrical connection of cable.
Wherein, the upper end metal tape line is in " C " shape.
Wherein, the lower end metal tape line is in " C " shape.
Wherein, the upper end sheet metal, the lower end sheet metal, the snakelike metal tape line, the upper end metal tape line,
The lower end metal tape line is respectively copper foil circuit.
Wherein, the feed point pad, ground pad difference naked copper pad.
Wherein, the insulation medium board is PCB substrate.
Wherein, the PCB substrate is FR-4 sheet materials.
Wherein, the PCB substrate is KB one side sheet materials.
Wherein, the thickness of the PCB substrate is 0.4mm.
Wherein, the relative dielectric constant of the PCB substrate is 4.3.
The beneficial effects of the utility model are：A kind of new-type high-gain miniaturization WLAN antennas described in the utility model,
It include insulation medium board, be arranged at the positive upper end sheet metal of insulation medium board, lower end sheet metal, positioned at upper end sheet metal with
Snakelike metal tape line between the sheet metal of lower end, upper end sheet metal are realized by snakelike metal tape line with lower end sheet metal and are electrically connected
Connect；Upper and lower end sheet metal is respectively gradual change type structure, and the width value of upper end sheet metal becomes larger from top to bottom, lower end metal
The width value of piece becomes larger from top to bottom；Insulation medium board front in lower end sheet metal lower end side set upper end metal tape line,
Positioned at the lower end metal tape line of upper end metal tape line lower end side, upper end metal tape line is in partly to enclose shape and upwardly opening, lower end gold
In partly enclosing shape and downwardly facing opening, upper end metal tape line electrically connects category band line with lower end metal tape line, and lower end metal tape line is in opening
Two ends of mouth edge are bent upward respectively；The cable connecting part of lower end sheet metal sets feed point pad, upper and lower end metal
Junction with line sets ground pad.By said structure design, the utility model has compact in size, high gain, spoke
Penetrate that efficiency high, strong robustness, directional diagram are more stable in designed frequency range, horizontal plane omni-directional is superior, simple in construction, easy
Assembling, lower-cost advantage, i.e., can effectively improve capability of wireless communication system, the anti-interference of system.
Brief description of the drawings
The utility model is further detailed below with accompanying drawing, but the embodiment in accompanying drawing is not formed pair
Any restrictions of the present utility model.
Fig. 1 is structural representation of the present utility model.
Fig. 2 is simulation result figure of the present utility model.
Include in Fig. 1：
1 --- insulation medium board 2 --- upper end sheet metal
3 --- lower end sheet metal 31 --- cable connecting parts
4 --- snakelike metal tape line 5 --- upper end metal tape lines
6 --- lower end metal tape line 71 --- feed point pads
72 --- ground pad.
Embodiment
The utility model is illustrated with reference to specific embodiment.
As shown in figure 1, a kind of new-type high-gain miniaturization WLAN antennas, include insulation medium board 1, insulation medium board 1
Front be provided with upper end sheet metal 2, positioned at the lower end side of upper end sheet metal 2 and with 2 spaced apart lower end of upper end sheet metal gold
Belong to piece 3, between upper end sheet metal 2 and lower end sheet metal 3 and it is serpentine-like bending extension snakelike metal tape line 4, snakelike gold
Upper end of the category with line 4 electrically connects with the lower end of upper end sheet metal 2, and the bottom of snakelike metal tape line 4 is upper with lower end sheet metal 3
End electrical connection.
Wherein, upper end sheet metal 2, lower end sheet metal 3 are respectively gradual change type structure, and the width value of upper end sheet metal 2 is from upper
Become larger under, the width value of lower end sheet metal 3 becomes larger from top to bottom.
Further, the front of insulation medium board 1 is provided with upper end metal tape line 5, position in the lower end side of lower end sheet metal 3
In the lower end metal tape line 6 of the lower end side of upper end metal tape line 5, upper end metal tape line 5 is in partly to enclose shape and upwardly opening, lower end gold
Category band line 6 is in shape and downwardly facing opening is partly enclosed, and upper end metal tape line 5 electrically connects with lower end metal tape line 6, lower end metal tape line 6
Two ends at edge of opening are bent upward respectively.
Further, the bottom of lower end sheet metal 3 is provided with the cable connecting part 31 for protruding extension down, and cable connects
Socket part 31 is provided with the feed point pad 71 electrically connected with the inner wire of coaxial cable, upper end metal tape line 5 and lower end metal tape line 6
Junction be provided with the ground pad 72 electrically connected with the outer conductor of coaxial cable.
It need to be explained further, as shown in figure 1, upper end metal tape line 5, lower end metal tape line 6 are in " C " shape respectively；Certainly,
The design of above-mentioned shape is not formed to limitation of the present utility model, i.e., upper end metal tape line 5 of the present utility model, lower end metal tape
Line 6 is also designed to other unclosed shapes.
In addition, upper end sheet metal 2, lower end sheet metal 3, snakelike metal tape line 4, upper end metal tape line 5, lower end metal tape line
6 be respectively copper foil circuit, and feed point pad 71, ground pad 72 distinguish naked copper pad.
Preferably, insulation medium board 1 is PCB substrate, and PCB substrate can be FR-4 sheet materials or KB one side sheet materials；Its
In, the thickness of PCB substrate is 0.4mm, and the relative dielectric constant of PCB substrate is 4.3.Certainly, the material of above-mentioned insulation medium board 1
Material, thickness parameter, relative dielectric constant are not formed to limitation of the present utility model.
It should further be noted that the utility model is asymmetric element antenna, in order to produce high-gain, by upper end sheet metal
2 and lower end sheet metal 3 dyadic array is formed by the form of series feed, and the cascade is made by snakelike metal tape line 4
Upper end sheet metal 2 is obtained to electrically connect with lower end sheet metal 3, snakelike metal tape line 4 can effectively shorten the lateral dimension of antenna, and
So that antenna lateral dimension minimizes.Wherein, gradual change type is respectively adopted in upper end sheet metal 2 of the present utility model, lower end sheet metal 3
Structure design, the upper end sheet metal 2 of the structure design, the one side of lower end sheet metal 3 can effectively increase the frequency band of antenna
Width, on the other hand enable to antenna impedance characteristic gentler
In addition, the end of lower end metal tape line 6 of the present utility model is designed using bending structure, the structure design can make
The miniaturization of antenna lateral dimension is obtained, so that the cost of antenna reduces.
During the utility model use, radiofrequency signal is electrically connected by coaxial cable feed-in, the outer conductor of coaxial cable
Connect ground pad 72, the inner wire electrical connection feed point pad 71 of coaxial cable；In use, coaxial cable gives the utility model antenna
Need not be uneven to the converter balanced during feed-in radiofrequency signal, so that simple in construction and cost is lower；Wherein, this practicality
New simulation result is as shown in Figure 2.
From the above situation, it can be seen that, by said structure design, the utility model has compact in size, high gain, spoke
Penetrate that efficiency high, strong robustness, directional diagram are more stable in designed frequency range, horizontal plane omni-directional is superior, simple in construction, easy
Assembling, lower-cost advantage, i.e., can effectively improve capability of wireless communication system, the anti-interference of system.
Above content is only preferred embodiment of the present utility model, for one of ordinary skill in the art, according to this reality
With new thought, there will be changes, this specification content should not be construed as in specific embodiments and applications
To limitation of the present utility model.
Claims (10)
- A kind of 1. new-type high-gain miniaturization WLAN antennas, it is characterised in that：Include insulation medium board（1）, insulation medium board （1）Front be provided with upper end sheet metal（2）, positioned at upper end sheet metal（2）Lower end side and with upper end sheet metal（2）Arranged for interval Lower end sheet metal（3）, positioned at upper end sheet metal（2）With lower end sheet metal（3）Between and it is serpentine-like bending extension snakelike gold Category band line（4）, snakelike metal tape line（4）Upper end and upper end sheet metal（2）Lower end electrical connection, snakelike metal tape line（4）'s Bottom and lower end sheet metal（3）Upper end electrical connection；Upper end sheet metal（2）, lower end sheet metal（3）Respectively gradual change type structure, upper end sheet metal（2）Width value from top to bottom Become larger, lower end sheet metal（3）Width value become larger from top to bottom；Insulation medium board（1）Front in lower end sheet metal（3）Lower end side be provided with upper end metal tape line（5）, positioned at upper end Metal tape line（5）The lower end metal tape line of lower end side（6）, upper end metal tape line（5）In partly enclosing shape and upwardly opening, lower end gold Category band line（6）In partly enclosing shape and downwardly facing opening, upper end metal tape line（5）With lower end metal tape line（6）Electrical connection, lower end metal Band line（6）Two ends at edge of opening are bent upward respectively；Lower end sheet metal（3）Bottom be provided with the cable connecting part for protruding extension down（31）, cable connecting part（31）If It is equipped with the feed point pad electrically connected with the inner wire of coaxial cable（71）, upper end metal tape line（5）With lower end metal tape line（6）'s Junction is provided with the ground pad electrically connected with the outer conductor of coaxial cable（72）.
- A kind of 2. new-type high-gain miniaturization WLAN antennas according to claim 1, it is characterised in that：The upper end metal Band line（5）In " C " shape.
- A kind of 3. new-type high-gain miniaturization WLAN antennas according to claim 1, it is characterised in that：The lower end metal Band line（6）In " C " shape.
- A kind of 4. new-type high-gain miniaturization WLAN antennas according to claim 1, it is characterised in that：The upper end metal Piece（2）, the lower end sheet metal（3）, the snakelike metal tape line（4）, the upper end metal tape line（5）, the lower end metal Band line（6）Respectively copper foil circuit.
- A kind of 5. new-type high-gain miniaturization WLAN antennas according to claim 1, it is characterised in that：The feed point pad （71）, the ground pad（72）Naked copper pad respectively.
- A kind of 6. new-type high-gain miniaturization WLAN antennas according to claim 1, it is characterised in that：The dielectric Plate（1）For PCB substrate.
- A kind of 7. new-type high-gain miniaturization WLAN antennas according to claim 6, it is characterised in that：The PCB substrate For FR-4 sheet materials.
- A kind of 8. new-type high-gain miniaturization WLAN antennas according to claim 6, it is characterised in that：The PCB substrate For KB one side sheet materials.
- A kind of 9. new-type high-gain miniaturization WLAN antennas according to claim 6, it is characterised in that：The PCB substrate Thickness be 0.4mm.
- A kind of 10. new-type high-gain miniaturization WLAN antennas according to claim 6, it is characterised in that：The PCB substrate Relative dielectric constant be 4.3.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720800894.1U CN207052748U (en) | 2017-07-04 | 2017-07-04 | A kind of new-type high-gain miniaturization WLAN antennas |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720800894.1U CN207052748U (en) | 2017-07-04 | 2017-07-04 | A kind of new-type high-gain miniaturization WLAN antennas |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207052748U true CN207052748U (en) | 2018-02-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720800894.1U Active CN207052748U (en) | 2017-07-04 | 2017-07-04 | A kind of new-type high-gain miniaturization WLAN antennas |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111224216A (en) * | 2020-01-15 | 2020-06-02 | 杭州涂鸦信息技术有限公司 | Antenna applied to bulb lamp |
-
2017
- 2017-07-04 CN CN201720800894.1U patent/CN207052748U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111224216A (en) * | 2020-01-15 | 2020-06-02 | 杭州涂鸦信息技术有限公司 | Antenna applied to bulb lamp |
| CN111224216B (en) * | 2020-01-15 | 2021-05-28 | 杭州涂鸦信息技术有限公司 | Antenna applied to bulb lamp |
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