CN207587967U - A kind of bicycle lock antenna assembly - Google Patents
A kind of bicycle lock antenna assembly Download PDFInfo
- Publication number
- CN207587967U CN207587967U CN201721697414.XU CN201721697414U CN207587967U CN 207587967 U CN207587967 U CN 207587967U CN 201721697414 U CN201721697414 U CN 201721697414U CN 207587967 U CN207587967 U CN 207587967U
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- area
- antenna
- primary antenna
- bicycle lock
- ground connection
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- 239000002184 metal Substances 0.000 claims abstract description 42
- 229910052751 metal Inorganic materials 0.000 claims abstract description 42
- 239000006260 foam Substances 0.000 claims abstract description 18
- 230000005855 radiation Effects 0.000 claims abstract description 17
- 239000004020 conductor Substances 0.000 claims description 25
- 238000005452 bending Methods 0.000 claims description 6
- 238000012946 outsourcing Methods 0.000 claims description 6
- 230000000875 corresponding effect Effects 0.000 claims 1
- 230000000712 assembly Effects 0.000 abstract description 2
- 238000000429 assembly Methods 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 10
- 238000005516 engineering process Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 2
- 239000011889 copper foil Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920003223 poly(pyromellitimide-1,4-diphenyl ether) Polymers 0.000 description 1
- 229920001721 polyimide Polymers 0.000 description 1
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- Support Of Aerials (AREA)
- Details Of Aerials (AREA)
Abstract
The utility model discloses a kind of bicycle lock antenna assemblies, suitable for bicycle lock, lock includes metal shell and pcb board, there is cavity on metal shell, cavity top cover is equipped with nonmetallic head cover, cavity bottom is provided with access area, pcb board includes SIM card, device includes primary antenna, the front of primary antenna has primary antenna radiation area, the back side of primary antenna, which has, is grounded gold-plated area, primary antenna includes ground connection conducting foam, primary antenna FPC and the first radio frequency coaxial cables, primary antenna FPC is connect by the first radio frequency coaxial cables with pcb board, for receiving signal and transmitting signal for SIM card, the one side for being grounded conducting foam pastes connection with being grounded gold-plated area, the another side and access area for being grounded conducting foam paste connection, primary antenna radiation area is opposite with the nonmetallic head cover back side.The utility model is related to antenna technical field, a kind of bicycle lock antenna assembly is simple in structure, and radiation efficiency is high.
Description
Technical field
The utility model is related to antenna technical field more particularly to a kind of bicycle lock antenna assemblies.
Background technology
Bicycle is gone on a journey important scenes as Urban Traffic field, with popularizing for cell phone internet, market at present
A kind of upper positive popular new bicycle, can be realized by cell phone application and seek vehicle, reservation, intelligent unlocking, shut i.e. automatic payment；And
And without being parked in fixed-site.The lock of vehicle is the core technology of entire vehicle, is integrated with embedded chip, GPS module
And SIM card, user is facilitated to find the position of vehicle；It unlocks；By means of also, and lock be exactly based on antenna data transmission and receive realize
Above functions.And in the prior art, lock shell is substantially made of metal, and metal shell can cause aerial radiation very big
It influences.
Utility model content
In order to solve the above-mentioned technical problem, the purpose of this utility model be to provide it is a kind of it is simple in structure, radiation efficiency is high
Bicycle lock antenna assembly.
Technical solution is used by the utility model：A kind of bicycle lock antenna assembly, suitable for bicycle lock,
The lock includes metal shell and pcb board, has cavity on the metal shell, and the cavity top cover is equipped with nonmetallic top
Lid, the cavity bottom are provided with access area, and the pcb board includes SIM card, and described device includes primary antenna, the primary antenna
Front there is primary antenna radiation area, the back side of the primary antenna, which has, is grounded gold-plated area, and it is conductive that the primary antenna includes ground connection
Foam, primary antenna FPC and the first radio frequency coaxial cables, the primary antenna FPC by first radio frequency coaxial cables with it is described
Pcb board connects, and for receiving signal and transmitting signal for SIM card, the one side of the ground connection conducting foam and the ground connection are gold-plated
Connection is pasted in area, and the another side of the ground connection conducting foam is pasted with the access area to be connected, the primary antenna radiation area and institute
It is opposite to state the nonmetallic head cover back side.
As being further improved for said program, the front of the primary antenna FPC includes the first film layer, and described first is thin
It is etched with being formed the first line layer of primary antenna radiation area in film layer, the first line layer includes the first main radiator and is located at
The first impedance matching section below first main radiator, first main radiator are connect with the first impedance matching section.
As being further improved for said program, first main radiator is equipped with the first feed point, first impedance
Matching section is equipped with the first earth point, and first radio frequency coaxial cables include the first conductor thread core and outsourcing in the first conductor lines
First metal textle layers of core, first conductor thread core insulate with the first metal textle layers, first conductor thread core
It is welded and fixed with first feed point, the first metal textle layers are welded and fixed with first earth point.
As being further improved for said program, the gold-plated area of ground connection, institute are provided with immediately below the first impedance matching section
It states the one side of ground connection conducting foam and connection is pasted in the access area, the another side of the ground connection conducting foam is with being grounded gold-plated area
Paste connection.
As being further improved for said program, the reverse side of the primary antenna FPC is provided with the first gum positioned at top
Area, middle area and positioned at the second gum area of bottom, the position pair of the position in the second gum area and the gold-plated area of ground connection
Should, the second gum area top sides edge is provided with forms bending part by multiple through-holes, after bending part is bent, second back of the body
Jiao Qu is pasted with the middle area, and the gold-plated area of ground connection is by reflexed to the reverse side of the primary antenna FPC.
As being further improved for said program, described device further includes Bluetooth antenna, and the Bluetooth antenna includes bluetooth
Antenna FPC and the second radio frequency coaxial cables, the Bluetooth antenna FPC are connect by the second radio frequency coaxial cables with the pcb board,
The Bluetooth antenna is pasted onto the side of the cavity.
As being further improved for said program, the front of the Bluetooth antenna FPC includes the second film layer, and described second
The second line layer is etched in film layer, second line layer includes the second main radiator and the second impedance matching section, described
There is gap between second main radiator and the second impedance matching section.
As being further improved for said program, second main radiator is equipped with the second feed point, second impedance
Matching section is equipped with the second earth point, and second radio frequency coaxial cables include the second conductor thread core and outsourcing in the second conductor lines
Second metal textle layers of core, second conductor thread core insulate with the second metal textle layers, second conductor thread core
It is welded and fixed with second feed point, the second metal textle layers are welded and fixed with second earth point.
The beneficial effects of the utility model are：
A kind of bicycle lock antenna assembly, using two-sided primary antenna, the primary antenna back side directly connects with lock metal shell
Area connection, the positive primary antenna radiation area of primary antenna is opposite with nonmetallic head cover, reduces metal shell and aerial radiation is made
Into influence, antenna efficiency is high, simple in structure, low manufacture cost.
Description of the drawings
Specific embodiment of the present utility model is described further below in conjunction with the accompanying drawings：
Fig. 1 (a) and Fig. 1 (b) is front after a kind of bicycle lock antenna assembly primary antenna of the utility model folds respectively
And reverse structure schematic；
Fig. 2 is metal shell access area structure diagram in the utility model；
Fig. 3 (a) and Fig. 3 (b) is positive and anti-before a kind of bicycle lock antenna assembly primary antenna of the utility model folds
Face structure diagram；
Fig. 4 (a) and Fig. 4 (b) are a kind of bicycle lock antenna assembly Bluetooth antenna front of the utility model respectively and anti-
Face structure diagram；
Fig. 5 is a kind of bicycle lock antenna assembly Bluetooth antenna front concrete structure schematic diagram of the utility model；
Fig. 6 be in the utility model primary antenna and Bluetooth antenna in metal shell sticking area structure diagram.
Specific embodiment
The technique effect of the design of the utility model, concrete structure and generation is carried out below with reference to embodiment and attached drawing
Clear, complete description, to be completely understood by the purpose of this utility model, scheme and effect.It should be noted that not conflicting
In the case of, the feature in embodiment and embodiment in the application can be combined with each other.
It should be noted that unless otherwise specified, when a certain feature is referred to as " fixing ", " connection " is in another feature,
It can directly fix, be connected in another feature, can also fix, be connected in another feature indirectly.In addition, this
The descriptions such as the up, down, left, right, before and after used in utility model are only relative to each composition portion of the utility model in attached drawing
For the mutual alignment relation divided.
In addition, unless otherwise defined, the technology of all of technologies and scientific terms used here by the article and the art
The normally understood meaning of personnel is identical.Term used in the description is intended merely to description specific embodiment herein, without
It is to limit the present invention.Term as used herein " and/or " including the arbitrary of one or more relevant Listed Items
Combination.
Fig. 1 (a) and Fig. 1 (b) is front after a kind of bicycle lock antenna assembly primary antenna of the utility model folds respectively
And reverse structure schematic, Fig. 2 are metal shell access area structure diagrams in the utility model, with reference to Fig. 1 (a), Fig. 1 (b)
And Fig. 2, a kind of bicycle lock antenna assembly, suitable for bicycle lock.Bicycle lock includes metal shell 4 and pcb board
(not shown), has cavity on metal shell 4, and cavity top cover is equipped with nonmetallic head cover (not shown), cavity bottom
Portion is provided with the access area 41 for exposing metal, and pcb board includes SIM card.The antenna assembly mainly includes primary antenna, and primary antenna is just
Face has primary antenna radiation area, and the primary antenna back side, which has, is grounded gold-plated area.
Specifically, primary antenna includes ground connection conducting foam 1,2 and first radio frequency coaxial cables 3 of primary antenna FPC, this implementation
In example, ground connection conducting foam 1 thickness is 1mm to 2, and conductive resistance is 0.03 ohms per square millimeter, and primary antenna FPC2 passes through the
One radio frequency coaxial cables 3 are connect with pcb board, for receiving signal and transmitting signal for SIM card.In the present embodiment, primary antenna
The working frequency of FPC2 is 690MHz to 2690MHz；Dielectric constant is 0.2 to 1；Thickness is 0.10mm to 0.20mm.First penetrates
Frequency coaxial cable 3 includes the first conductor thread core 31 and outsourcing in the first metal textle layers 32 of the first conductor thread core 31, and first leads
Body core 31 insulate with the first metal textle layers 32, and insulation is additionally provided between the first conductor thread core 31 and the first metal textle layers 32
Layer (not shown).In the present embodiment, a diameter of 0.8mm to 2.75mm of the first radio frequency coaxial cables 3；Impedance is 50 ± 3
Ohm；It is 690MHz to 2690MHz to transmit signal frequency range.
Fig. 3 (a) and Fig. 3 (b) is positive and anti-before a kind of bicycle lock antenna assembly primary antenna of the utility model folds
Face structure diagram, with reference to Fig. 1 (a), Fig. 3 (a) and Fig. 3 (b), the front of primary antenna FPC2 includes the first film layer 21, and first
Film layer 21 is polyimide film layer, is etched with being formed the first line layer 22 of primary antenna radiation area on the first film layer 21,
First line layer 22 is copper foil circuit layer, and first line layer 22 includes the first main radiator 221 of integral structure and positioned at first
First impedance matching section 222 of the lower section of main radiator 221, in the present embodiment, the first main radiator 221 is in arc type, the first master
The bottom of radiator 221 is connect with the upper end of the first impedance matching section 222, and the first feed point is provided in the first main radiator 221
223, in the present embodiment, the first feed point 223 is located at the bottom centre of the first main radiator 221,222 top of the first impedance matching section
The first earth point 223 is provided with, the first conductor thread core 31 is welded and fixed with the first feed point 223, the first metal textle layers 32 and
One earth point 224 is welded and fixed.
The underface of first impedance matching section 222 is provided with the gold-plated area 225 of ground connection, is grounded the one side of conducting foam 1 with connecing
Connection is pasted in the gold-plated area 225 in ground, and the access area 41 of another side and metal shell 4 for being grounded conducting foam 1, which is pasted, to be connected.Primary antenna
The reverse side of FPC2 is provided with positioned at the first gum area 231 at top, middle area 232 and positioned at the second gum area 233 of bottom, and
The position in two gum areas 233 is corresponding with the position for being grounded gold-plated area 225, and 233 top sides of the second gum area edge is provided with by multiple
The bending part that through-hole 24 is formed, after bending part is bent, the second gum area 233 is pasted with middle area 232, is grounded gold-plated area 225
By reflexed to the reverse side of primary antenna FPC2.The gold-plated area 225 of ground connection of primary antenna FPC2 is reversely right by the through-hole 24 in FPC antenna
Folding, is pasted together using the second gum area 233 of primary antenna FPC2, and ground connection conducting foam 1 is attached to the first impedance after reflexed
The gold-plated area 225 of ground connection of 222 bottom of matching section realizes and is grounded with metal shell, realizes single side version FPC antenna and reach two-sided version
The effect of FPC.
As being further improved for above-described embodiment, which further includes Bluetooth antenna, and Fig. 4 (a) and Fig. 4 (b) divide
It is not a kind of bicycle lock antenna assembly Bluetooth antenna obverse and reverse structure diagram of the utility model, Fig. 5 is this practicality
A kind of novel bicycle lock antenna assembly Bluetooth antenna front concrete structure schematic diagram, with reference to Fig. 4 (a), Fig. 4 (b) and Fig. 5,
Bluetooth day include Bluetooth antenna FPC5 and the second radio frequency coaxial cables 6, used second radio frequency coaxial cables 6 of Bluetooth antenna FPC5 with
Pcb board connects, and in the present embodiment, Bluetooth antenna FPC5 working frequencies are 2.4GHz to 2.5GHz；Dielectric constant is 0.2 to 1；It is thick
It spends for 0.10mm to 0.20mm.Second radio frequency coaxial cables 6 include the second conductor thread core 61 and outsourcing in the second conductor thread core 61
The second metal textle layers 62, the second conductor thread core 61 insulate with the first metal textle layers 62, the first conductor thread core 61 and first
Insulating layer (not shown) is additionally provided between metal textle layers 62.In the present embodiment, the second radio frequency coaxial cables 6 are a diameter of
0.8mm to 2.75mm；Impedance is 50 ± 3 ohm；It is 690MHz to 2690MHz to transmit signal frequency range.
Specifically, the front of Bluetooth antenna FPC2 includes the second film layer 51, the second film layer 51 is Kapton
Layer, the second line layer 52 is etched in the second film layer 51, the second line layer 52 is copper foil circuit layer.Second line layer 52 includes
Second main radiator 521 and the second impedance matching section 522, the second main radiator 521 is in strip, the second impedance matching section 522
Rectangular shape has gap between the second main radiator 521 and the second impedance matching section 522.Second main radiator 521 is equipped with
Second feed point 523, the second impedance matching section are equipped with the second earth point 524, and the second conductor thread core 61 is welded with the second feed point 523
Fixed, the second metal textle layers are welded and fixed with the second earth point 524
Fig. 6 is that in metal shell sticking area structure diagram, reference is schemed for primary antenna and Bluetooth antenna in the utility model
6, there is cavity, cavity bottom is provided with access area 41, and access area 41 is for pasting above-mentioned primary antenna, cavity on metal shell 4
Side is additionally provided with the second paste area 42, and the second paste area 42 is used to paste above-mentioned Bluetooth antenna.Cavity top cover is equipped with non-gold
Belong to head cover (not shown), after primary antenna is pasted onto access area 41, the radiation area of primary antenna faces the back of the body of nonmetallic head cover
Face, the nonmetallic head cover of the present embodiment is plastic material.The working frequency of the utility model primary antenna is：824MHz to 960MHz
With 1710MHz to 1990MHz；The working frequency of Bluetooth antenna is：2.4GHz to 2.5GHz.
A kind of bicycle lock antenna assembly, using two-sided primary antenna, the primary antenna back side directly connects with lock metal shell
Area connection, the positive primary antenna radiation area of primary antenna is opposite with nonmetallic head cover, reduces metal shell and aerial radiation is made
Into influence, antenna efficiency is high, simple in structure, low manufacture cost.
It is that the preferable of the utility model is implemented to be illustrated, but the invention is not limited to the reality above
Example is applied, those skilled in the art can also make various equivalent variations without departing from the spirit of the present invention
Or replace, these equivalent deformations or replacement are all contained in the application claim limited range.
Claims (8)
1. a kind of bicycle lock antenna assembly, suitable for bicycle lock, the lock includes metal shell and pcb board, institute
Stating has cavity on metal shell, the cavity top cover is equipped with nonmetallic head cover, and the cavity bottom is provided with access area, institute
It states pcb board and includes SIM card, which is characterized in that described device includes primary antenna, and the front of the primary antenna is radiated with primary antenna
Area, the back side of the primary antenna, which has, is grounded gold-plated area, and the primary antenna includes ground connection conducting foam, primary antenna FPC and first
Radio frequency coaxial cables, the primary antenna FPC are connect by first radio frequency coaxial cables with the pcb board, for for SIM card
Signal and transmitting signal are received, the one side of the ground connection conducting foam is pasted with the gold-plated area of ground connection to be connected, and the ground connection is led
The another side of electric foam is pasted with the access area to be connected, and the primary antenna radiation area is opposite with the nonmetallic head cover back side.
2. a kind of bicycle lock antenna assembly according to claim 1, which is characterized in that the primary antenna FPC is just
Face includes the first film layer, is etched with being formed the first line layer of primary antenna radiation area on the first film layer, and described first
Line layer includes the first main radiator and the first impedance matching section below the first main radiator, first main radiator
It is connect with the first impedance matching section.
3. a kind of bicycle lock antenna assembly according to claim 2, which is characterized in that in first main radiator
Equipped with the first feed point, the first impedance matching section is equipped with the first earth point, and first radio frequency coaxial cables include first
In the first metal textle layers of the first conductor thread core, first conductor thread core spins with first metal for conductor thread core and outsourcing
Tissue layer insulate, and first conductor thread core is welded and fixed with first feed point, the first metal textle layers and described first
Earth point is welded and fixed.
A kind of 4. bicycle lock antenna assembly according to claim 3, which is characterized in that the first impedance matching section
Underface is provided with the gold-plated area of ground connection, and the one side of the ground connection conducting foam is pasted with the access area to be connected, and the ground connection is led
The another side of electric foam pastes connection with being grounded gold-plated area.
5. a kind of bicycle lock antenna assembly according to claim 4, which is characterized in that the primary antenna FPC's is anti-
Face is provided with positioned at the first gum area at top, middle area and positioned at the second gum area of bottom, the position in the second gum area
Put correspondings with the position in the ground connection gold-plated area, the second gum area top sides edge is provided with forms bending by multiple through-holes
Portion, after bending part is bent, the second gum area is pasted with the middle area, and the gold-plated area of ground connection is by reflexed to the master
The reverse side of antenna FPC.
A kind of 6. bicycle lock antenna assembly according to any one of claims 1 to 4, which is characterized in that described device
Bluetooth antenna is further included, the Bluetooth antenna includes Bluetooth antenna FPC and the second radio frequency coaxial cables, the Bluetooth antenna FPC
It is connect by the second radio frequency coaxial cables with the pcb board, the Bluetooth antenna is pasted onto the side of the cavity.
7. a kind of bicycle lock antenna assembly according to claim 6, which is characterized in that the Bluetooth antenna FPC's
Front includes the second film layer, and the second line layer is etched in second film layer, and second line layer includes the second master
Radiator and the second impedance matching section, have gap between second main radiator and the second impedance matching section.
8. a kind of bicycle lock antenna assembly according to claim 7, which is characterized in that in second main radiator
Equipped with the second feed point, the second impedance matching section is equipped with the second earth point, and second radio frequency coaxial cables include second
In the second metal textle layers of the second conductor thread core, second conductor thread core spins with second metal for conductor thread core and outsourcing
Tissue layer insulate, and second conductor thread core is welded and fixed with second feed point, the second metal textle layers and described second
Earth point is welded and fixed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721697414.XU CN207587967U (en) | 2017-12-07 | 2017-12-07 | A kind of bicycle lock antenna assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721697414.XU CN207587967U (en) | 2017-12-07 | 2017-12-07 | A kind of bicycle lock antenna assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207587967U true CN207587967U (en) | 2018-07-06 |
Family
ID=62736254
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721697414.XU Active CN207587967U (en) | 2017-12-07 | 2017-12-07 | A kind of bicycle lock antenna assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207587967U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113381181A (en) * | 2021-06-01 | 2021-09-10 | 杭州海康威视数字技术股份有限公司 | Video camera |
| CN118659115A (en) * | 2024-05-28 | 2024-09-17 | 华为技术有限公司 | Antenna and preparation method thereof, and terminal device |
-
2017
- 2017-12-07 CN CN201721697414.XU patent/CN207587967U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113381181A (en) * | 2021-06-01 | 2021-09-10 | 杭州海康威视数字技术股份有限公司 | Video camera |
| CN118659115A (en) * | 2024-05-28 | 2024-09-17 | 华为技术有限公司 | Antenna and preparation method thereof, and terminal device |
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