CN205621842U - A small -size PCB printing board radio -frequency antenna of thing networking data collection system is related to - Google Patents
A small -size PCB printing board radio -frequency antenna of thing networking data collection system is related to Download PDFInfo
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- CN205621842U CN205621842U CN201620142688.1U CN201620142688U CN205621842U CN 205621842 U CN205621842 U CN 205621842U CN 201620142688 U CN201620142688 U CN 201620142688U CN 205621842 U CN205621842 U CN 205621842U
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- acquisition system
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Abstract
The utility model relates to a small -size PCB printing board radio -frequency antenna of thing networking data collection system is related to has solved the not enough of prior art, and technical scheme is: walk line and impedance matching circuit including the antenna, impedance matching circuit includes inductance L2 and electric capacity C108, the first end that the line was walked to the antenna is the free end, the antenna is walked the second end of line and is connected with inductance L2's first end, inductance L2's second end present a little through one and thing networking data collection system electricity is connected, inductance L2's second end still with electric capacity C108's first end is connected, not electric capacity C108's second termination ground, the antenna is walked the solenoid and is drawn together an extension section radiating surface, is walked line connection section, the first U -shaped section of bending, the second U -shaped section of bending, the third U -shaped section of bending, the fourth U -shaped section of bending and the 5th U -shaped section of bending.
Description
Technical field
This utility model relates to a kind of PCB printed board radio-frequency antenna, relates to Internet of Things data particularly to one
The small size PCB printed board radio-frequency antenna of acquisition system.
Background technology
Conventional antenna has external antenna and PCB printed board antenna, in the case of we are a lot of has product appearance
During requirement, it is undesirable to band external antenna, then built-in aerial just has superiority.Built-in aerial can be divided into spring antenna,
Ceramic antenna and PCB printed board antenna etc..Wherein on the one hand spring antenna and ceramic antenna need outsourcing antenna
Material, increases design cost, on the other hand needs to be welded in PCB, there is work in production process
Skill controls the problem of difficulty, affects the concordance of antenna performance.
Chinese Patent Application No.: CN201220528130.9 publication date on April 10th, 2013, discloses one
Planting renewable infrared repeater system, it includes infrared transponder, controls main frame and server, so that be
Unite meet self do not possess infrared control carrier wave and coding information state under, can by control main frame according to red
External signal feature to server request correspondence infrared control carrier wave and coding information, update the most again after this information with
Realize controlled plant is controlled.Solve traditional infrared transponder to different manufacturers, various criterion infrared
Control carrier wave and the defect of coding information deficiency, this wireless infrared repeater general is greatly improved
Property.In addition have employed Intranet based on ZigBee technology and the side of outer net communication based on TCP/IP technology combination
Formula, reduces cost and the power consumption of infrared transponder, enhances local intelligent and controls the vigorousness of network, stablizes
Property, confidentiality and extensibility, support that networking mode and a large amount of wireless infrared repeater are concurrently accessed flexibly.
But, this technical scheme, as existing equipment, there is spring antenna and ceramic antenna one side in the antenna of use
Face needs outsourcing sky line material, increases design cost, on the other hand needs to be welded in PCB, raw
The problem that there is technology controlling and process difficulty during product, affects the conforming problem of antenna performance.
Utility model content
The purpose of this utility model is that solving above-mentioned prior art exists spring antenna and ceramic antenna one side
Need outsourcing sky line material, increase design cost, on the other hand need to be welded in PCB, produce
During exist technology controlling and process difficulty problem, affect the conforming problem of antenna performance, it is provided that one relates to
And the small size PCB printed board radio-frequency antenna of internet of things data acquisition system.
This utility model solves the technical scheme is that one of its technical problem and relates to internet of things data acquisition
The small size PCB printed board radio-frequency antenna of system, for the radio frequency signal communication of internet of things data acquisition system,
Including antenna cabling and impedance matching circuit, impedance matching circuit includes inductance L2 and electric capacity C108, described sky
First end of line cabling is free end, and the second end of described antenna cabling is connected with first end of inductance L2, institute
The second end stating inductance L2 is electrically connected with described internet of things data acquisition system by a feed point, described inductance
Second end of L2 also the first end with described electric capacity C108 is connected, the second end ground connection of described electric capacity C108,
Described antenna cabling includes extension radiating surface, cabling linkage section, the first U-shaped bending section, the second U-shaped folding
Curved segment, the 3rd U-shaped bending section, the 4th U-shaped bending section and the 5th U-shaped bending section, the first U-shaped bending section
The second end, the second U-shaped bending section, the 3rd U-shaped bending section, the 4th U-shaped bending section and the 5th U-shaped folding
Passing sequentially through cabling linkage section between first end of curved segment to connect, the first end of the first U-shaped bending section is by extending
Section radiating surface is connected with inductance L2, and the second end of the 5th U-shaped bending section is free end, and described extension radiates
Face is L-shaped.This utility model can obtain the highest radiation efficiency.PCB in internet of things data acquisition system
On, antenna cabling is positioned at the position of front edges of boards and is beneficial to aerial radiation.Antenna and pcb board are formed at one,
The technique eliminating welding, the high manufacturing accuracy of PCB ensure that the concordance of antenna performance simultaneously.Simplify raw
Produce, extra soldered antenna need not be needed, it is to avoid the antenna impedance caused because of welding error and the discordance of performance；
Use the internet of things data acquisition system of this antenna, use LoRa technology, data transmission distance under the conditions of spaciousness
More than 500m；Not band external antenna, tailored appearance.
As preferably, described first U-shaped bending section, the second U-shaped bending section, the 3rd U-shaped bending section,
The width of four U-shaped bending sections and the 5th U-shaped bending section is 2.5mm, described first U-shaped bending section,
The length of two U-shaped bending sections, the 3rd U-shaped bending section, the 4th U-shaped bending section and the 5th U-shaped bending section is equal
For 10mm.
As preferably, the second end of described 5th U-shaped bending section and internet of things data acquisition system pcb board
Lateral separation is more than or equal to 23.1mm, the second end of described 5th U-shaped bending section and internet of things data acquisition system
The fore-and-aft distance of system pcb board is more than or equal to 16.5mm.
As preferably, described antenna trace width is 0.5mm, a length of 132.5mm, and thickness is 0.035mm.
As preferably, the distance on described antenna cabling and the paving copper ground on internet of things data acquisition system pcb board
More than 6.5mm.
Substantial effect of the present utility model is: this utility model can obtain the highest radiation efficiency.In Internet of Things
On the PCB of network data acquisition system, antenna cabling is positioned at the position of front edges of boards and is beneficial to aerial radiation.Antenna
Being formed at one with pcb board, the technique eliminating welding, the high manufacturing accuracy of PCB ensure that antenna simultaneously
The concordance of performance.Simplify and produce, need not need extra soldered antenna, it is to avoid the antenna caused because of welding error
Impedance and the discordance of performance；Use the internet of things data acquisition system of this antenna, use LoRa technology,
Under the conditions of spaciousness, data transmission distance is more than 500m；Not band external antenna, tailored appearance.
Accompanying drawing explanation
Fig. 1 is a kind of structural representation of the present utility model；
Fig. 2 is a kind of circuit diagram of the present utility model.
In figure: 1, extension radiating surface, the 2, second U-shaped bending section.
Detailed description of the invention
Below by specific embodiment, and combine accompanying drawing, the technical solution of the utility model is made further tool
Body explanation.
Embodiment:
A kind of small size PCB printed board radio-frequency antenna relating to internet of things data acquisition system (sees accompanying drawing 1
With accompanying drawing 2), for the radio frequency signal communication of internet of things data acquisition system, including antenna cabling and impedance matching
Circuit, impedance matching circuit includes that inductance L2 and electric capacity C108, the first end of described antenna cabling are free end,
Second end of described antenna cabling is connected with first end of inductance L2, and second end of described inductance L2 passes through one
Feed point electrically connects with described internet of things data acquisition system, second end of described inductance L2 also with described electric capacity
First end of C108 connects, and the second end ground connection of described electric capacity C108, described antenna cabling includes extension spoke
Penetrate face 1, cabling linkage section, the first U-shaped bending section, the second U-shaped bending section the 2, the 3rd U-shaped bending section,
4th U-shaped bending section and the 5th U-shaped bending section, the second end of the first U-shaped bending section, the second U-shaped bending section,
3rd U-shaped bending section, between the 4th U-shaped bending section and the first end of the 5th U-shaped bending section, pass sequentially through cabling
Linkage section connects, and the first end of the first U-shaped bending section is connected with inductance L2 by extension radiating surface, the 5th U
Second end of shape bending section is free end, and described extension radiating surface is L-shaped.Described first U-shaped bending section,
The width of the second U-shaped bending section, the 3rd U-shaped bending section, the 4th U-shaped bending section and the 5th U-shaped bending section is equal
For 2.5mm, described first U-shaped bending section, the second U-shaped bending section, the 3rd U-shaped bending section, the 4th U-shaped
The length of bending section and the 5th U-shaped bending section is 10mm.Second end of described 5th U-shaped bending section and Internet of Things
The lateral separation of network data acquisition system pcb board is more than or equal to 23.1mm, the second of described 5th U-shaped bending section
End is more than or equal to 16.5mm with the fore-and-aft distance of internet of things data acquisition system pcb board.Described antenna cabling and thing
The distance on the paving copper ground on networking data acquisition system pcb board is more than 6.5mm.Described antenna trace width is
0.5mm, a length of 132.5mm, thickness is 0.035mm.
The present embodiment can obtain the highest radiation efficiency.On the PCB of internet of things data acquisition system, sky
Line cabling is positioned at the position of front edges of boards and is beneficial to aerial radiation.Antenna and pcb board are formed at one, eliminate
The technique of welding, the high manufacturing accuracy of PCB ensure that the concordance of antenna performance simultaneously.Simplify and produce, no
With needing extra soldered antenna, it is to avoid the antenna impedance caused because of welding error and the discordance of performance；Use
The internet of things data acquisition system of this antenna, uses LoRa technology, and under the conditions of spaciousness, data transmission distance is more than
500m；Not band external antenna, tailored appearance.
Embodiment described above is one of the present utility model preferably scheme, not makees this utility model
Any pro forma restriction, also has other change on the premise of without departing from the technical scheme described in claim
Body and remodeling.
Claims (5)
1. relate to a small size PCB printed board radio-frequency antenna for internet of things data acquisition system, for Internet of Things
The radio frequency signal communication of network data acquisition system, it is characterised in that: include antenna cabling and impedance matching
Circuit, impedance matching circuit includes that inductance L2 and electric capacity C108, the first end of described antenna cabling are
Free end, the second end of described antenna cabling is connected with first end of inductance L2, described inductance L2's
Second end is electrically connected with described internet of things data acquisition system by a feed point, the of described inductance L2
Two ends also the first end with described electric capacity C108 is connected, the second end ground connection of described electric capacity C108, institute
State antenna cabling and include extension radiating surface, cabling linkage section, the first U-shaped bending section, the second U-shaped
Bending section, the 3rd U-shaped bending section, the 4th U-shaped bending section and the 5th U-shaped bending section, the first U-shaped
Second end of bending section, the second U-shaped bending section, the 3rd U-shaped bending section, the 4th U-shaped bending section and
Pass sequentially through cabling linkage section between first end of the 5th U-shaped bending section to connect, the first U-shaped bending section
The first end be connected with inductance L2 by extension radiating surface, the second end of the 5th U-shaped bending section is for oneself
By holding, described extension radiating surface is L-shaped.
The small size PCB printed board relating to internet of things data acquisition system the most according to claim 1 is penetrated
Frequently antenna, it is characterised in that: described first U-shaped bending section, the second U-shaped bending section, the 3rd U-shaped
The width of bending section, the 4th U-shaped bending section and the 5th U-shaped bending section is 2.5mm, a described U
Shape bending section, the second U-shaped bending section, the 3rd U-shaped bending section, the 4th U-shaped bending section and the 5th U
The length of shape bending section is 10mm.
The small size PCB printed board relating to internet of things data acquisition system the most according to claim 2 is penetrated
Frequently antenna, it is characterised in that: the second end of described 5th U-shaped bending section and internet of things data acquisition system
The lateral separation of system pcb board is more than or equal to 23.1mm, the second end of described 5th U-shaped bending section and thing
The fore-and-aft distance of networking data acquisition system pcb board is more than or equal to 16.5mm.
The small size PCB printed board relating to internet of things data acquisition system the most according to claim 2 is penetrated
Frequently antenna, it is characterised in that: described antenna trace width is 0.5mm, a length of 132.5mm, thickness
For 0.035mm.
5. print according to small size PCB relating to internet of things data acquisition system described in Claims 2 or 3
Plate radio-frequency antenna, it is characterised in that: on described antenna cabling and internet of things data acquisition system pcb board
The distance on paving copper ground more than 6.5mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620142688.1U CN205621842U (en) | 2016-02-25 | 2016-02-25 | A small -size PCB printing board radio -frequency antenna of thing networking data collection system is related to |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620142688.1U CN205621842U (en) | 2016-02-25 | 2016-02-25 | A small -size PCB printing board radio -frequency antenna of thing networking data collection system is related to |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205621842U true CN205621842U (en) | 2016-10-05 |
Family
ID=57033656
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620142688.1U Active CN205621842U (en) | 2016-02-25 | 2016-02-25 | A small -size PCB printing board radio -frequency antenna of thing networking data collection system is related to |
Country Status (1)
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|---|---|
| CN (1) | CN205621842U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110855334A (en) * | 2019-11-15 | 2020-02-28 | Oppo广东移动通信有限公司 | Radio frequency circuit and terminal |
| CN110854533A (en) * | 2019-11-15 | 2020-02-28 | Oppo广东移动通信有限公司 | Antenna module and terminal |
-
2016
- 2016-02-25 CN CN201620142688.1U patent/CN205621842U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110855334A (en) * | 2019-11-15 | 2020-02-28 | Oppo广东移动通信有限公司 | Radio frequency circuit and terminal |
| CN110854533A (en) * | 2019-11-15 | 2020-02-28 | Oppo广东移动通信有限公司 | Antenna module and terminal |
| CN110855334B (en) * | 2019-11-15 | 2021-10-29 | Oppo广东移动通信有限公司 | Radio frequency circuit and terminal |
| CN110854533B (en) * | 2019-11-15 | 2021-11-02 | Oppo广东移动通信有限公司 | Antenna module and terminal |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 310000 Room 101, 1st Floor, Block C, No. 57, Changhe Street, Binjiang District, Hangzhou City, Zhejiang Province Patentee after: Hangzhou Bolian Intelligent Technology Co., Ltd. Address before: Room 106, Building No. 1, 611 Jianghong Road, Changhe Street, Binjiang District, Hangzhou City, Zhejiang Province Patentee before: Hangzhou Gubei Electronic Technology Co., Ltd. |