CN207134476U - A kind of embedding antenna - Google Patents
A kind of embedding antenna Download PDFInfo
- Publication number
- CN207134476U CN207134476U CN201721008085.3U CN201721008085U CN207134476U CN 207134476 U CN207134476 U CN 207134476U CN 201721008085 U CN201721008085 U CN 201721008085U CN 207134476 U CN207134476 U CN 207134476U
- Authority
- CN
- China
- Prior art keywords
- lower casing
- metallic plate
- embedding
- wiring board
- supporting part
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 239000003292 glue Substances 0.000 claims abstract description 36
- 238000005266 casting Methods 0.000 claims abstract description 34
- 238000005187 foaming Methods 0.000 claims abstract description 34
- 239000000463 material Substances 0.000 claims description 11
- 229920002635 polyurethane Polymers 0.000 claims description 9
- 239000004814 polyurethane Substances 0.000 claims description 9
- 239000006260 foam Substances 0.000 claims description 6
- 229920003023 plastic Polymers 0.000 claims description 5
- 239000004033 plastic Substances 0.000 claims description 5
- 238000005270 abrasive blasting Methods 0.000 claims description 3
- 239000004411 aluminium Substances 0.000 claims description 3
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical group [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 3
- 229910052782 aluminium Inorganic materials 0.000 claims description 3
- 238000004026 adhesive bonding Methods 0.000 claims 1
- 230000015572 biosynthetic process Effects 0.000 claims 1
- 239000004744 fabric Substances 0.000 claims 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 claims 1
- 239000010931 gold Substances 0.000 claims 1
- 229910052737 gold Inorganic materials 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 13
- 238000004382 potting Methods 0.000 description 6
- 229920005830 Polyurethane Foam Polymers 0.000 description 3
- 239000011159 matrix material Substances 0.000 description 3
- 239000011496 polyurethane foam Substances 0.000 description 3
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- JOYRKODLDBILNP-UHFFFAOYSA-N Ethyl urethane Chemical compound CCOC(N)=O JOYRKODLDBILNP-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000003822 epoxy resin Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 229920000647 polyepoxide Polymers 0.000 description 1
- 229920003225 polyurethane elastomer Polymers 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000009987 spinning Methods 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
Landscapes
- Support Of Aerials (AREA)
- Details Of Aerials (AREA)
Abstract
The utility model provides a kind of embedding antenna.Antenna includes：The lower casing of upper end open, multiple support location divisions and supporting part are provided with the bottom wall of lower casing；The multiple first wiring boards by hole are provided with plate face, in lower casing and are fixed on multiple support location divisions, the upper end of supporting part is upward through wiring board；The multiple second metallic plates by hole are provided with plate face, positioned at the top of wiring board and are fixed on supporting part；Cover plate, positioned at the top of metallic plate and it is fixed at the upper end open of lower casing；Multiple support members, between cover plate and metallic plate, and it is fixed on the metallic plate；With foaming casting glue, it is filled in lower casing.Embedding antenna provided by the utility model, in light weight, embedding protection effect is good, at the same can avoid wiring board and metallic plate in embedding flexural deformation, even damage, better assure that the performance parameter of antenna.
Description
Technical field
The application is related to Electronic products manufacturing field, the embedding antenna of espespecially a kind of mobile unit.
Background technology
The embedding protection of electronic product, its casting glue mainly use epoxy resin, organic siliconresin and polyurethane elastomer
Resin.But for some embedding volumes it is big, require product in light weight (such as：The antenna of mobile unit), then need to mitigate filling
The weight of sealing is to meet to require.
Foamed casting glue using rigid polyurethane, not only embedding protection effect is good, and because it is blown foams, density
Only 1/3rd of other casting glues, embedding can be met for protection and the requirement of weight well.
But the antenna of mobile unit is foamed using rigid polyurethane, there are the following problems for casting glue：
1st, when rigid polyurethane foaming casting glue foams upwards, can produce it is certain push up pressure, when structure design not
When reasonable, wiring board, metallic plate can be caused to deform and cause the performance parameter of antenna to offset or damage antenna.
2nd, at low ambient temperatures, because rigid polyurethane foaming casting glue is different from (thermal coefficient of expansion) of housing, can cause
Rigid polyurethane foaming casting glue and housing imperfect bonding, the two is separated.
3rd, the inner surface setting of antenna lower casing has the groove of the accommodating rigid polyurethane foamed glue of " well " font, in cast, gathers
Urethane foaming firmly can not flow freely in lower casing, localized clusters foaming casting glue below wiring board and in foaming the local position
Thrust caused by putting is excessive and causes wiring board deformation.
Utility model content
To solve at least one of above-mentioned technical problem, the utility model provides a kind of embedding antenna, in light weight, fills
Seal protection effect it is good, while can avoid wiring board and metallic plate in embedding flexural deformation, even damage, better assure that day
The performance parameter of line.
In order to reach the application purpose, this application provides a kind of embedding antenna, including：The lower casing of upper end open, it is described
Multiple support location divisions and supporting part are provided with the bottom wall of lower casing；The multiple first wiring boards by hole are provided with plate face,
In the lower casing and it is fixed on multiple support location divisions, the upper end of the supporting part is upward through the circuit
Plate；The multiple second metallic plates by hole are provided with plate face, positioned at the top of the wiring board and are fixed on the supporting part
On；Cover plate, positioned at the top of the metallic plate and it is fixed at the upper end open of the lower casing；Multiple support members, positioned at described
Between cover plate and the metallic plate, and it is fixed on the metallic plate；With foaming casting glue, it is filled in the lower casing.
Alternatively, be additionally provided with rough layer on the inner surface of the lower casing, the rough layer to lifted the lower casing with
The bonding strength of the foaming casting glue.
Alternatively, the rough layer is the rough layer that abrasive blasting is formed.
Alternatively, the rough layer is located on the medial surface and inner bottom surface of the lower casing.
Alternatively, the metallic plate is fixed by screws on the supporting part, and the wiring board is fixed by screws in
On multiple support location divisions.
Alternatively, the supporting part also includes multiple, and multiple support location divisions, multiple supporting parts and more
The individual support member is uniformly arranged.
Alternatively, multiple described first it is distributed on by hole on the wiring board, multiple described second are distributed on by hole
On the metallic plate and multiple described second by hole on the metallic plate occupied area be not less than 1/3.
Alternatively, multiple support location divisions and the supporting part be the first support column, and multiple support members are the
Two support columns；Wherein, multiple first support columns and the lower casing are integral type structure, multiple second support columns and institute
It is split-type structural to state metallic plate.
Alternatively, the material of first support column, the lower casing and multiple second support columns is plastics.
Alternatively, the metallic plate is aluminium sheet, and the foaming casting glue is rigid polyurethane foaming casting glue.
Alternatively, first support column, the material of second support column are plastic material.
Compared with prior art, embedding antenna provided by the utility model, wiring board are fixed by multiple support location divisions
On lower casing, support location division prevents to press upwards on wiring board in foaming casting glue foaming process, wiring board is bent upwards change
Shape, metallic plate are arranged in lower casing by supporting part, multiple support members are provided between metallic plate and cover plate, are set on metallic plate
There is through hole, in potting process, lid substitutes cover plate on mould, and the upper end of support member is pressed on the lower surface covered on mould, props up
Support member prevents to press upwards on metallic plate in foaming casting glue foaming process, make metallic plate be bent upwards deformation so that wiring board with
Metallic plate keeps form constant, and the performance parameter of antenna is ensured with this, also prevent wiring board and metallic plate in potting process
Middle damage.After embedding terminates, then cover plate is installed, antenna is made.
Other features and advantage will illustrate in the following description, also, partly become from specification
Obtain it is clear that or being understood by implementing the application.The purpose of the application and other advantages can be by specification, rights
Specifically noted structure is realized and obtained in claim and accompanying drawing.
Brief description of the drawings
Accompanying drawing is used for providing further understanding technical scheme, and a part for constitution instruction, with this
The embodiment of application is used for the technical scheme for explaining the application together, does not form the limitation to technical scheme.
Fig. 1 is the cross section structure diagram of the antenna described in the utility model one embodiment；
Fig. 2 is the structural representation of wiring board in Fig. 1；
Fig. 3 is the structural representation of metallic plate in Fig. 1.
Wherein, corresponding relations of the Fig. 1 into Fig. 3 between reference and component names is：
1 lower casing, 11 support location divisions, 12 supporting parts, 13 rough layers, 2 wiring boards, 201 first by hole, 3 metallic plates,
301 second pass through hole, 31 support members, 4 cover plates, 5 foaming casting glues.
Embodiment
For the purpose, technical scheme and advantage of the application are more clearly understood, below in conjunction with accompanying drawing to the application
Embodiment be described in detail.It should be noted that in the case where not conflicting, in the embodiment and embodiment in the application
Feature can mutually be combined.
Many details are elaborated in the following description in order to fully understand the application, and still, the application may be used also
By using other be different from it is described here in a manner of implement, therefore, the protection domain of the application is not by following public tool
The limitation of body embodiment.
The embedding antenna of the mobile unit of the application some embodiments is described below in conjunction with the accompanying drawings.
The embedding antenna that the application provides, using polyurethane foam embedding, as shown in figure 1, including：The lower casing of upper end open
1, multiple support location divisions 11 and supporting part 12 are provided with the bottom wall of the lower casing 1；Multiple first are provided with plate face to pass through
The wiring board 2 (as shown in Figure 3) in hole 201, in the lower casing 1 and it is fixed on multiple support location divisions 11, it is described
The upper end of supporting part 12 is upward through the wiring board 2；Multiple second are provided with plate face by the metallic plate 3 in hole 301 (as schemed
Shown in 2), positioned at the top of the wiring board 2 and it is fixed on the supporting part 12；Cover plate 4, positioned at the upper of the metallic plate 3
Side is simultaneously covered at the upper end open of the lower casing 1；Multiple support members 31, between the cover plate 4 and the metallic plate 3,
And it is fixed on the metallic plate 3；With foaming casting glue 5, it is filled in the lower casing 1.
Embedding antenna provided by the utility model, wiring board 2 are fixed on lower casing 1 by multiple support location divisions 11, propped up
Support location division 11 prevents to press upwards on wiring board 2 in the foaming foaming process of casting glue 5, wiring board 2 is bent upwards deformation；Circuit
On plate 2 multiple first by hole 201, antenna can be made to make polyurethane foam glue in embedding casting process by the way that metallic plate 3 is logical
Supporting part 12 is crossed in lower casing 1, multiple support members 31, in potting process, mould are provided between metallic plate 3 and cover plate 4
Lid substitutes cover plate 4 on tool, and the upper end of support member 31 is pressed on the lower surface covered on mould, and support member 31 prevents foaming casting glue
Metallic plate 3 is pressed upwards in 5 foaming process, metallic plate 3 is bent upwards deformation so that wiring board 2 and metallic plate 3 keep form
It is constant, the performance parameter of antenna is ensured with this, wiring board 2 is also prevent and metallic plate 3 damages in potting process.Embedding knot
Shu Hou, then cover plate 4 is installed, antenna is made.In the potting process of antenna, multiple second on metallic plate 3 pass through the side of hole 301
Just polyurethane foam glue by the pushing force of metallic plate when reducing casting glue foaming.
Wherein, cover plate 4 and the phase of metallic plate 3 insulate, multiple support members 31 can be bonded on metallic plate 3 or
It is new without departing from this practicality in the first-class mode of metallic plate 3, the purpose of achievable the application, its objective by helicitic texture spinning
The design philosophy of type, will not be repeated here, and all should belong in the protection domain of the application.
Further, rough layer 13 is additionally provided with the inner surface of the lower casing 1, the rough layer 13 is in embedding
The contact area of the lower casing 1 and the foaming casting glue 5 is lifted in journey, the company of lower casing 1 and the casting glue 5 that foams is lifted with this
Intensity is connect, avoids casting glue and lower casing 1 from being separated, foaming casting glue 5 preferably plays a part of protection.
Wherein, the rough layer 13 is the rough layer 13 that is fabricated to of abrasive blasting technique or using spraying coating process
The rough layer 13 being fabricated to, the purpose of the application can be achieved, its objective is without departing from design philosophy of the present utility model, herein not
Repeat, all should belong in the protection domain of the application again.
Specifically, the rough layer 13 is located on the medial surface and inner bottom surface of the lower casing 1, exists beneficial to foaming casting glue 5
Flowed on the inner bottom surface of lower casing 1, prevent the lower section localized clusters foaming casting glue 5 of wiring board 2 and the local location produces in foaming
Raw thrust is excessive and wiring board 2 is deformed.
Specifically, the metallic plate 3 is fixed by screws on the supporting part 12, and the wiring board 2 is consolidated by screw
The first-class connected mode (or clamping connected mode, connected mode of bonding etc.) in multiple support location divisions 11 is scheduled on,
The purpose of the application can be achieved, its objective will not be repeated here without departing from design philosophy of the present utility model, all should belong to this
In the protection domain of application.
Wherein, the supporting part 12 also includes multiple, and multiple support location divisions 11, multiple supporting parts 12
Such as it is uniformly arranged with multiple support members 31 in matrix form, to cause wiring board 2 and each position of metallic plate 3 to accept balanced, conjunction
Reason.
Specifically, multiple described first by hole 201 as described in being distributed in matrix form on wiring board 2, multiple described
Two-way via 301 as described in being distributed in matrix form on metallic plate 3 and it is multiple as described in second by hole 301 in the metallic plate 3
Upper occupied area is not less than 1/3.
Wherein, first can be circular hole, square opening or elongate holes etc. by hole 301 by hole 201 and second, can be real
The purpose of existing the application, its objective will not be repeated here without departing from design philosophy of the present utility model, all should belong to the application's
In protection domain.
Specifically, multiple support location divisions 11 and the supporting part 12 are the first support column, multiple support members 31
For the second support column；Wherein, multiple first support columns and the lower casing 1 are integral type structure, multiple second supports
Post and the metallic plate 3 are split-type structural.
Multiple first support location division 11, supporting part 12 and multiple support members 31 can also be support bar, can also realize this
The purpose of application, its objective will not be repeated here without departing from design philosophy of the present utility model, all should belong to the protection of the application
In the range of.
Preferably, first support column, the material of second support column are plastic material.
Specifically, the metallic plate 3 is aluminium sheet, and the casting glue 5 that foams is rigid polyurethane foaming casting glue, described first
The material of support column, the lower casing 1 and multiple second support columns is plastics, and the material of the cover plate 4 is metal.
In summary, embedding antenna provided by the utility model, wiring board are fixed on lower casing by multiple support location divisions
On, support location division prevents to press upwards on wiring board in foaming casting glue foaming process, wiring board is bent upwards deformation, metal
Plate is arranged in lower casing by supporting part, and multiple support members are provided between metallic plate and cover plate, and support member prevents foaming embedding
Metallic plate is pressed upwards in glue foaming process, metallic plate is bent upwards deformation so that wiring board and metallic plate keep form not
Become, the performance parameter of antenna is ensured with this, wiring board is also prevent and metallic plate damages in potting process.
In the description of the present application, term " installation ", " connected ", " connection ", " fixation " etc. all should be interpreted broadly, example
Such as, " connection " can be fixedly connected or be detachably connected, or be integrally connected；Can be joined directly together, can also
It is indirectly connected by intermediary.For the ordinary skill in the art, above-mentioned art can be understood as the case may be
The concrete meaning of language in this application.
In the description of this specification, the description of term " one embodiment ", " some embodiments ", " specific embodiment " etc.
Mean to combine at least one reality that specific features, structure, material or the feature that the embodiment or example describe are contained in the application
Apply in example or example.In this manual, identical embodiment or reality are not necessarily referring to the schematic representation of above-mentioned term
Example.Moreover, description specific features, structure, material or feature can in any one or more embodiments or example with
Suitable mode combines.
Although the embodiment disclosed by the application is as above, described content is only to readily appreciate the application and use
Embodiment, it is not limited to the application.Technical staff in any the application art, is taken off not departing from the application
On the premise of the spirit and scope of dew, any modification and change, but the application can be carried out in the form and details of implementation
Scope of patent protection, still should be subject to the scope of the claims as defined in the appended claims.
Claims (10)
- A kind of 1. embedding antenna, it is characterised in that including：The lower casing of upper end open, multiple support location divisions and supporting part are provided with the bottom wall of the lower casing；The multiple first wiring boards by hole are provided with plate face, in the lower casing and are fixed on multiple supports calmly In the portion of position, the upper end of the supporting part is upward through the wiring board；The multiple second metallic plates by hole are provided with plate face, positioned at the top of the wiring board and are fixed on the support In portion；Cover plate, positioned at the top of the metallic plate and it is fixed at the upper end open of the lower casing；Multiple support members, between the cover plate and the metallic plate, and it is fixed on the metallic plate；WithFoam casting glue, is filled in the lower casing.
- 2. embedding antenna according to claim 1, it is characterised in that be additionally provided with the inner surface of the lower casing coarse Layer, the rough layer to lifted the lower casing with it is described foaming casting glue bonding strength.
- 3. embedding antenna according to claim 2, it is characterised in that the rough layer is the coarse of abrasive blasting formation Layer.
- 4. embedding antenna according to claim 2, it is characterised in that the rough layer be located at the lower casing medial surface and On inner bottom surface.
- 5. embedding antenna according to any one of claim 1 to 4, it is characterised in that the metallic plate is consolidated by screw It is scheduled on the supporting part, the wiring board is fixed by screws on multiple support location divisions.
- 6. embedding antenna according to any one of claim 1 to 4, it is characterised in that the supporting part also includes more It is individual, and multiple support location division, multiple supporting parts and multiple support members are uniformly arranged.
- 7. embedding antenna according to any one of claim 1 to 4, it is characterised in that multiple described first pass through Kong Jun On the wiring board, multiple described second are distributed on the metallic plate and multiple described second is existed by hole cloth by hole Occupied area is not less than 1/3 on the metallic plate.
- 8. embedding antenna according to any one of claim 1 to 4, it is characterised in that it is multiple it is described support location divisions and The supporting part is the first support column, and multiple support members are the second support column；Wherein, multiple first support columns and the lower casing are integral type structure, multiple second support columns and the gold Category plate is split-type structural.
- 9. embedding antenna according to any one of claim 1 to 4, it is characterised in that the metallic plate is aluminium sheet, described The casting glue that foams is rigid polyurethane foaming casting glue.
- 10. embedding antenna according to claim 8, it is characterised in that first support column, second support column Material is plastic material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721008085.3U CN207134476U (en) | 2017-08-11 | 2017-08-11 | A kind of embedding antenna |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721008085.3U CN207134476U (en) | 2017-08-11 | 2017-08-11 | A kind of embedding antenna |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207134476U true CN207134476U (en) | 2018-03-23 |
Family
ID=61634581
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721008085.3U Active CN207134476U (en) | 2017-08-11 | 2017-08-11 | A kind of embedding antenna |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207134476U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109167166A (en) * | 2018-09-18 | 2019-01-08 | 四川九洲电器集团有限责任公司 | A kind of microwave radiometer and antenna dosing technology |
-
2017
- 2017-08-11 CN CN201721008085.3U patent/CN207134476U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109167166A (en) * | 2018-09-18 | 2019-01-08 | 四川九洲电器集团有限责任公司 | A kind of microwave radiometer and antenna dosing technology |
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