CN205646153U - Antenna and electronic equipment among electronic equipment with metal casing - Google Patents
Antenna and electronic equipment among electronic equipment with metal casing Download PDFInfo
- Publication number
- CN205646153U CN205646153U CN201620325744.5U CN201620325744U CN205646153U CN 205646153 U CN205646153 U CN 205646153U CN 201620325744 U CN201620325744 U CN 201620325744U CN 205646153 U CN205646153 U CN 205646153U
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- electronic equipment
- antenna
- metal shell
- lower cover
- upper cover
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Abstract
The utility model discloses an antenna and electronic equipment among electronic equipment with metal casing, the antenna that has among metal casing's the electronic equipment includes: electronic equipment's metal casing, one side of metal casing is uncovered, two at least short circuit probes, it is located in the metal casing, be used for ground connection, and a feed probe, it is located in the metal casing for excitation electromagnetic signal, wherein metal casing's uncovered side is equipped with and is used for sealing metal casing and signal mask's side shield not. The utility model discloses a set up not the irradiator that the electronic equipment's of signal mask's side shield metal casing regards as the antenna with one side to be used for encourage electromagnetic signal's feed probe and the short circuit probe that be used for ground connection through setting up between upper cover at metal casing and the lower cover, with common formation resonant antenna, thereby improved the radiant efficiency of antenna and made the antenna no longer have obvious directionality, satisfied the wireless demand of metal casing electronic equipment's antenna.
Description
Technical field
This utility model belongs to antenna technical field, particularly to a kind of electronic equipment with metal shell
In antenna and electronic equipment.
Background technology
Use electromagnetic waves to the electronic equipment of transmission information, be all dependent on antenna and be operated, and one
As electronic equipment in, common multiband concealed antenna (Multi Band-Internal Antenna)
For PCB antenna form, PCB antenna is wireless receiving and PCB (the Printed Circuit Board launched
Printed circuit board) on part.Under normal circumstances, this antenna form can meet electronics well and sets
Standby design needs.Notebook computer is exactly to use this relatively conventional PCB antenna.As traditional PCB
The working environment of antenna is plastics (or other materials of effect unshielded to signal) material, such as pen
Remember that the base of this computer or the shell of upper cover are plastic material, under planar structure environment, this type of antenna
It is configured to cable (feeder 30)+PCB20+ cabinet 10, as shown in Figure 1.But along with city
The field increase in demand to the outer cover metal of notebook computer, increasing notebook computer is when design
Use metal shell.Use metal shell can not only improve thermal diffusivity and the intensity of notebook computer, simultaneously
Notebook computer can also be made more to have texture, it is possible to increase the visual experience of user.
But, the outer cover metalization of notebook computer can deteriorate antenna environment, the serious radiation reducing antenna
Efficiency also destroys the omni-directional of antenna.Wherein the reduction of antenna efficiency, inevitably results in radio throughput
Decline；And the deterioration of directivity, the most directly affect and cause notebook computer in a certain direction
Wireless signal reduces.Above-mentioned 2 the most all can badly influence Consumer's Experience.
Therefore, it is that metal (or has its of shielding action to signal when the working environment of traditional PCB antenna
His material) material, under planar structure environment, the composition of this type of antenna just changes into cable (antenna
Feeder line 30)+PCB20+ metal shell 40+ antenna windows 50, as in figure 2 it is shown, by metal shell
Open the antenna windows of certain size, it is possible to reduce the impact on antenna of the metal environment.But, this by opening
The mode of antenna windows, is not substantially reduced the impact that antenna environment is deteriorated by full bimetallic shell, simultaneously
The use of antenna windows can bring again the problem in other designs, as increased metal shell design cost, reduces
Laser intensity and complete appearance etc..
Also having a kind of LDS (Laser Direct Structuring laser direct forming) antenna, it is
On the plastic stent of molding, utilize laser technology directly to change plating on support and form metal antenna,
As it is shown on figure 3, the side of the speaker box (loudspeaker enclosure 60) at plastic material cube structure
Face arranges the body 70 of LDS, and gold-plated process is the most all done and as antenna in other five sides.But this
The omni-directional planting LDS antenna is the most very poor, can not meet the nothing under electronic equipment metallic housing environment equally
Line demand.
Utility model content
For electronic equipment present in prior art under metallic housing environment, traditional PCB antenna knot
Configuration formula and LDS antenna structure form the most easily deteriorate the working environment of antenna, and the use of antenna windows is again
Cost can be brought to increase, and the technical problem of reducing mechanism intensity, this utility model provides one disclosure satisfy that
Antenna in the electronic equipment with metal shell of wireless demand.
For solving above-mentioned technical problem, the technical solution adopted in the utility model is:
A kind of antenna in the electronic equipment with metal shell, including:
The metal shell of described electronic equipment, the side of described metal shell is uncovered；
At least two grounding probe, it is located in described metal shell, for ground connection；And
One feed probes, it is located in described metal shell, is used for encouraging electromagnetic signal；Wherein
The open-position-side of described metal shell is provided with the side block for closing described metal shell and not shielded signal
Plate.
As preferably, described metal shell includes the upper cover being oppositely arranged, lower cover and is connected to described upper cover
Outer intermarginal sidewall with lower cover；The material of described side shield is plastics；Wherein the one of described feed probes
Wherein one end of end and grounding probe is fixedly connected on the inwall of described upper cover or lower cover, the other end and institute
State lower cover or upper cover contact.
As further preferably, described feed probes includes medium substrate, the first probe bodies, the first weldering
Dish and double-layer PCB board, described first pad solder is passed through in being given an account of in one end of described first probe bodies
On matter substrate, described medium substrate is connected with double-layer PCB board and is located in the same horizontal plane, and is given an account of
Matter substrate bonding is on the inwall of described upper cover or lower cover；Described grounding probe includes sheet metal, the second spy
Pin body and the second pad, described second probe bodies passes through described second pad solder in described sheet metal
On, and described metal bonding film is on the inwall of described upper cover or lower cover.
As further preferably, described grounding probe is set to two.
As further preferably, also include that a metal baffle, described metal baffle are fixed on outside described metal
Being formed in shell and with described metal shell and side shield and close space, described feed probes and grounding probe set
In described closing space, and described feed probes is located side by side on same straight line with two grounding probes.
As further preferably, the distance between described upper cover and lower cover is not less than 3mm.
As further preferably, described metal baffle is L-shaped, and described upper cover and lower cover are the most rectangular, institute
Stating that the side of metal baffle is fixing with described upper cover or lower cover to be connected, the opposite side relative with this side is with described
Lower cover or upper cover contact.
As further preferably, the length of mutually perpendicular two parts of described metal baffle, and
Described feed probes is arranged between two described grounding probes and along the length being parallel to described metal baffle
The bearing of trend of bigger part is arranged.
A kind of electronic equipment, including the antenna in the above-mentioned electronic equipment with metal shell.
As preferably, described electronic equipment is notebook computer.
Compared with prior art, the had the beneficial effect that this utility model of this utility model pass through by
Side arranges the metal shell radiant body as antenna of the not electronic equipment of the side shield of shielded signal, and
By be provided between the upper cover of metal shell and lower cover encourage electromagnetic signal feed probes and for
The grounding probe of ground connection, to be collectively forming resonant antenna, thus improves the radiation efficiency of antenna and makes sky
Line no longer has obvious directivity, meets the wireless demand of the antenna of metal shell electronic equipment.
Accompanying drawing explanation
Fig. 1 is the PCB antenna structural representation of cabinet electronic equipment in prior art；
Fig. 2 is the PCB antenna structural representation of metal shell electronic equipment in prior art；
Fig. 3 is the LDS antenna structure view of electronic equipment in prior art；
Fig. 4 is the local of the antenna of the electronic equipment with metal shell in this utility model embodiment one
Structural representation；
Fig. 5 is the knot of the feed probes of the antenna of the electronic equipment with metal shell in this utility model
Structure schematic diagram；
Fig. 6 is the knot of the grounding probe of the antenna of the electronic equipment with metal shell in this utility model
Structure schematic diagram；
Fig. 7 is the reflection of the antenna of the electronic equipment with metal shell in this utility model embodiment one
Coefficient figure；
Fig. 8 is that the antenna of the electronic equipment with metal shell in this utility model embodiment one exists
The antenna pattern of 2.4GHz frequency range；
Fig. 9 is that the antenna of the electronic equipment with metal shell in this utility model embodiment one is at 5GHz
The antenna pattern of frequency range；
Figure 10 is the side of the antenna of the electronic equipment with metal shell in this utility model embodiment two
Depending on section structure schematic diagram；
Figure 11 is the knot of the antenna of the electronic equipment with metal shell in this utility model embodiment three
Structure schematic diagram.
Wherein:
1-upper cover；2-lower cover；
3-feed probes；31-medium substrate；
32-the first pad；33-the first probe bodies；
34-double-layer PCB board；
4-grounding probe；41-sheet metal；
42-the second pad；43-the second probe bodies；
5-is uncovered；6-side shield；
7-metal baffle；8-closes space.
Detailed description of the invention
For making those skilled in the art be better understood from the technical solution of the utility model, below in conjunction with the accompanying drawings
With specific embodiment, this utility model is elaborated.
Embodiment in this utility model discloses the antenna in a kind of electronic equipment with metal shell,
As shown in Fig. 4 to Figure 11, this antenna includes the metal shell in electronic equipment, is all located in metal shell
For encourage the feed probes 3 of electromagnetic signal and at least two for the grounding probe 4 of ground connection, wherein,
The side of metal shell is uncovered, and is provided with in uncovered 5 sides for closing metal shell and not shielded signal
Side shield 6.This antenna utilize arrange side will not the metal shell of side shield 6 of shielded signal as sky
The major radiator of line, has the screen to signal of the metal material in the electronic equipment of metal shell with solution
Cover problem, and utilize feed probes 3 to encourage electromagnetic signal, then pass through at least two grounding probe 4
Connect metal shell, to be collectively forming resonant antenna, reach the purpose of receiving and transmitting signal.
Electronic equipment in this utility model includes, but are not limited to notebook computer, mobile phone, flat board etc.,
Following example only illustrate as a example by notebook computer.Notebook computer includes having display screen and keyboard,
Display screen and keyboard are respectively provided with respective metal shell, and the antenna in the present embodiment is preferably arranged at key
In the metal shell of dish.
Embodiment one
Continuing with Fig. 4, metal shell includes the upper cover 1 being oppositely arranged, lower cover 2 and is connected to upper cover 1
Outer intermarginal sidewall (not shown) with lower cover 2；Side shield 6 (not shown in Fig. 4, can be found in
Material Figure 10) is plastics；Wherein one end of feed probes 3 and wherein one end of grounding probe 4 are fixed
Being connected on the inwall of upper cover 1 or lower cover 2, the other end then contacts with lower cover 2 or upper cover 1.In order to just
Fixing end in processing, feed probes 3 and grounding probe 4 is usually located at lower cover 2, its fixed form
Grounding probe 4 and feed probes 3 can be fixed in metal shell to use the modes such as bonding,
In turn simplify the attachment structure of grounding probe 4 and feed probes 3 and metal shell.
The concrete structure of feed probes 3 is incorporated by reference to Fig. 5, and feed probes 3 includes medium substrate 31, first
Probe bodies the 33, first pad 32 and double-layer PCB board 34, one end of the first probe bodies 33 is fixed on
On first pad 32, the first pad 32 is welded on medium substrate 31, medium substrate 31 and double-deck PCB
Plate 34 is connected and is located in the same horizontal plane, and medium substrate 31 is adhered on the inwall of lower cover 2, double
Layer pcb board is used for connecting up.
The concrete structure of grounding probe 4 is incorporated by reference to Fig. 6, and grounding probe 4 includes that sheet metal 41, second is visited
Pin body 43 and the second pad 42, one end of the second probe bodies 43 is fixed on the second pad 42,
Second pad 42 is welded on sheet metal 41, and sheet metal 41 is adhered on the inwall of lower cover 2.
Through test, the radiation efficiency of the antenna in the electronic equipment with metal shell of embodiment one is such as
Shown in table 1 below:
Table 1
In addition combined with table 1, Fig. 7, Fig. 8 and Fig. 9, at the VSWR < 1.5 of 2.4GHz and 5GHz frequency range,
Namely there is good stationary wave characteristic；2.4GHz and 5GHz frequency range is without obvious directivity, the most entirely
Tropism is good；2.4GHz band gain is about-3dBi, 5GHz band gain and is about-4.5dBi, it is possible to full
Pure gold belongs to the wireless demand of housing electronics.
Embodiment two
Continuing with Figure 10, it is with the difference of embodiment one, also includes a metal baffle 7,
Metal baffle 7 is fixed on interior and with not shielded signal the side shield 6 of metal shell and forms closing space 8,
One feed probes 3 and two grounding probes 4 are located in closing space 8, feed probes 3 and grounding probe
4 are located on same straight line side by side, and it is interior without metal chaff interference (metal electron element) to close space 8.
Antenna in this enforcement, by arranging metal baffle 7, can improve in the electronic equipment with metal shell
The usefulness of antenna.
The distance between upper cover 1 and lower cover 2 in the present embodiment is not less than 3mm, two grounding probes 4
Between distance can according to receive signal frequency configuration, such as 2.4GHz, two short circuit visit
Distance between pin 4 is not less than 90mm, so that the effect of metal baffle 7 reaches optimal.
And when metal baffle 7 is L-shaped, when upper cover 1 and lower cover 2 are rectangular, the side of metal baffle 7
Fix be connected with upper cover 1 or lower cover 2, the opposite side of the metal baffle 7 relative with this side and lower cover 2
Or upper cover 1 contacts, so cost can be reduced with Simplified flowsheet.
L-shaped metal baffle 7 has mutually perpendicular two plate faces, and the length in two plate faces can basis
Receive the frequency configuration of signal, such as, for 2.4GHz, the length in these two plate faces is not more than respectively
110mm and 15mm.And when feed probes 3 and grounding probe 4 are along being parallel to the length of metal baffle 7 relatively
When the bearing of trend in big plate face is arranged, it is possible to make closing space 8 will not take too much metal shell
Inner space, to ensure the installation space of electronic component.
Embodiment three
Continuing with Figure 11, it is with the difference of embodiment one, according to the use environment of antenna,
Grounding probe 4 may be configured as more than three, shows seven grounding probes 4 altogether, to improve sky in Figure 11
The VSWR (Voltage Standing Wave Ratio voltage standing wave ratio) of line, improves antenna efficiency, and
Rationally improve antenna directivity.
Embodiment of the present utility model also discloses a kind of electronic equipment, has metal shell including above-mentioned
Electronic equipment in antenna.Electronic equipment is preferably notebook computer, and by the keyboard of notebook computer
Metal shell as the major radiator of antenna, by regulation short dot (outside grounding probe 4 is with metal
The contact point of shell) make sky with the physical parameter of the distributing point contact point of metal shell (feed probes 3 with)
Line works in required operating frequency, to solve the metal shell screening effect to signal.Certainly, above-mentioned
Electronic equipment is not limited to notebook computer, it is also possible to be mobile phone, wrist-watch etc., and therefore its profile such as goes up
The shape of lid and lower cover should also be as being adjusted therewith.
Above example is only exemplary embodiment of the present utility model, is not used in restriction this utility model,
Protection domain of the present utility model is defined by the claims.Those skilled in the art can be new in this practicality
In the essence of type and protection domain, this utility model is made various amendment or equivalent, this amendment
Or equivalent also should be regarded as in protection domain of the present utility model.
Claims (10)
1. the antenna having in the electronic equipment of metal shell, it is characterised in that including:
The metal shell of described electronic equipment, the side of described metal shell is uncovered；
At least two grounding probe, it is located in described metal shell, for ground connection；And
One feed probes, it is located in described metal shell, is used for encouraging electromagnetic signal；Wherein
The open-position-side of described metal shell is provided with the side shield for closing described metal shell and not shielded signal.
Antenna in the electronic equipment with metal shell the most according to claim 1, it is characterised in that described metal shell includes the upper cover being oppositely arranged, lower cover and is connected to the outer intermarginal sidewall of described upper cover and lower cover；The material of described side shield is plastics；Wherein one end of described feed probes and wherein one end of grounding probe are fixedly connected on the inwall of described upper cover or lower cover, and the other end contacts with described lower cover or upper cover.
Antenna in the electronic equipment with metal shell the most according to claim 2, it is characterized in that, described feed probes includes medium substrate, the first probe bodies, the first pad and double-layer PCB board, described first pad solder is passed through on described medium substrate in one end of described first probe bodies, described medium substrate is connected with double-layer PCB board and is located in the same horizontal plane, and described medium substrate is adhered on the inwall of described upper cover or lower cover；Described grounding probe includes sheet metal, the second probe bodies and the second pad, and described second probe bodies is by described second pad solder on described sheet metal, and described metal bonding film is on the inwall of described upper cover or lower cover.
4. according to the antenna in the electronic equipment with metal shell described in Claims 2 or 3, it is characterised in that described grounding probe is set to two.
Antenna in the electronic equipment with metal shell the most according to claim 4, it is characterized in that, also include a metal baffle, formed in described metal baffle is fixed on described metal shell and with described metal shell and side shield and close space, described feed probes and grounding probe are located in described closing space, and described feed probes is located side by side on same straight line with two grounding probes.
Antenna in the electronic equipment with metal shell the most according to claim 5, it is characterised in that the distance between described upper cover and lower cover is not less than 3mm.
Antenna in the electronic equipment with metal shell the most according to claim 5, it is characterized in that, described metal baffle is L-shaped, described upper cover and lower cover are the most rectangular, the side of described metal baffle is fixing with described upper cover or lower cover to be connected, and the opposite side relative with this side contacts with described lower cover or upper cover.
Antenna in the electronic equipment with metal shell the most according to claim 7, it is characterized in that, the mutually perpendicular two-part length of described metal baffle, and described feed probes is arranged between two described grounding probes and arranges along the bearing of trend being parallel to the bigger part of the length of described metal baffle.
9. an electronic equipment, it is characterised in that include the antenna in the electronic equipment with metal shell described in any one of claim 1 to 8.
Electronic equipment the most according to claim 9, it is characterised in that described electronic equipment is notebook computer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620325744.5U CN205646153U (en) | 2016-04-15 | 2016-04-15 | Antenna and electronic equipment among electronic equipment with metal casing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620325744.5U CN205646153U (en) | 2016-04-15 | 2016-04-15 | Antenna and electronic equipment among electronic equipment with metal casing |
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| Publication Number | Publication Date |
|---|---|
| CN205646153U true CN205646153U (en) | 2016-10-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620325744.5U Active CN205646153U (en) | 2016-04-15 | 2016-04-15 | Antenna and electronic equipment among electronic equipment with metal casing |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107995387A (en) * | 2016-10-27 | 2018-05-04 | 光宝电子(广州)有限公司 | Monitoring arrangement |
| CN110661079A (en) * | 2019-10-10 | 2020-01-07 | Oppo（重庆）智能科技有限公司 | Shell assembly and electronic device |
-
2016
- 2016-04-15 CN CN201620325744.5U patent/CN205646153U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107995387A (en) * | 2016-10-27 | 2018-05-04 | 光宝电子(广州)有限公司 | Monitoring arrangement |
| CN107995387B (en) * | 2016-10-27 | 2020-07-03 | 光宝电子(广州)有限公司 | Monitoring device |
| CN110661079A (en) * | 2019-10-10 | 2020-01-07 | Oppo（重庆）智能科技有限公司 | Shell assembly and electronic device |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |