CN108471582A - A kind of called device assembly and mobile terminal device - Google Patents
A kind of called device assembly and mobile terminal device Download PDFInfo
- Publication number
- CN108471582A CN108471582A CN201810475759.3A CN201810475759A CN108471582A CN 108471582 A CN108471582 A CN 108471582A CN 201810475759 A CN201810475759 A CN 201810475759A CN 108471582 A CN108471582 A CN 108471582A
- Authority
- CN
- China
- Prior art keywords
- adhesive tape
- laser carving
- sided adhesive
- metal
- double sided
- 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.)
- Granted
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R9/00—Transducers of moving-coil, moving-strip, or moving-wire type
- H04R9/08—Microphones
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R9/00—Transducers of moving-coil, moving-strip, or moving-wire type
- H04R9/02—Details
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R2410/00—Microphones
Abstract
The present invention is suitable for technical field of communication equipment, provide a kind of called device assembly and mobile terminal device, the called device assembly includes plastic parts, the metal top cover being embedded in the plastic parts, and the conductive double sided adhesive tape being cascading, metal receiver decoration and sealing foam, the surface that the metal top cover exposes the plastic parts is equipped with the first laser carving area, the metal receiver decoration is equipped with the second laser carving area close to the surface of the side of the conductive double sided adhesive tape, the opposite two sides of the conductive double sided adhesive tape are Nian Jie with first laser carving area and the second laser carving area respectively.The present invention is as a result of conductive double sided adhesive tape and is accordingly provided with the first laser carving area and the second laser carving area, increase the contact area of metal receiver decoration and metal top cover, the contact area of metal receiver decoration can be greatly increased, and then the Earthing Reliability of metal receiver decoration is greatly enhanced, reduce the electrostatic injury risk of metal receiver decoration.
Description
Technical field
The invention belongs to technical field of communication equipment, more particularly to a kind of called device assembly and mobile terminal device.
Background technology
In the prior art, the Earthing Reliability at metal receiver decoration requires high, but currently used ground connection
Mode is to be bonded in receiver decoration on upper lid by common double faced adhesive tape, and be not provided with double faced adhesive tape in receiver decoration
Surface laser carving so that receiver decoration is contacted with upper cover, and then realizes the ground connection of receiver decoration.At this point, receiver fills
The contact area of gadget and upper cover is small, and Earthing Reliability is low, cannot meet at receiver decoration to being grounded reliability requirement
High demand.
Invention content
The purpose of the present invention is to provide a kind of called device assemblies, it is intended to solve receiver decoration in the prior art and connect
The low technical problem of ground reliability.
The invention is realized in this way a kind of called device assembly, including plastic parts, the metal that is embedded in the plastic parts
Upper cover, and the conductive double sided adhesive tape, metal receiver decoration and the sealing foam that are cascading, the metal top cover expose
The surface of the plastic parts is equipped with the first laser carving area, and the metal receiver decoration is close to the side of the conductive double sided adhesive tape
Surface be equipped with the second laser carving area, the opposite two sides of the conductive double sided adhesive tape respectively with first laser carving area and the second laser carving area
Bonding.
Further, the metal receiver decoration includes main part and the ear for being fixedly connected on the main part side
Portion is provided with via regions in the main part, multiple first through hole, second laser carving area is offered in the via regions
The ear and the main body section are covered in the peripheral portion of the via regions.
Further, the shape of the conductive double sided adhesive tape is matched with the shape of the main part, and the conductive double sided adhesive tape
Position corresponding with the via regions offers the second through-hole.
Further, the shape of the conductive double sided adhesive tape is matched with the shape of the metal receiver decoration, and described
Conductive double sided adhesive tape position corresponding with the via regions offers the second through-hole.
Further, the shape of the sealing foam is matched with the shape of the metal receiver decoration, and described close
Envelope foam position corresponding with the via regions offers third through-hole.
Further, first laser carving area covers the surface that the metal top cover exposes the plastic parts.
Further, the plastic parts offers fourth hole, circumferential direction of first laser carving area along the fourth hole
Setting.
Further, the conductive double sided adhesive tape is copper-foil conducting electricity double faced adhesive tape.
Further, the metal top cover is magnesium alloy upper cover.
Another object of the present invention is to provide a kind of mobile terminal devices comprising receiver group as described above
Part.
A kind of called device assembly and mobile terminal device for implementing the present invention, have the advantages that：With the prior art
It compares, the first laser carving area is arranged in the surface by exposing plastic parts in metal top cover, in metal receiver decoration close to leading
The second laser carving area is arranged in the surface of the side of electric double faced adhesive tape, and the first laser carving area and the second laser carving area are bonded by conductive double sided adhesive tape
Together, the ground connection of metal receiver decoration is realized, simultaneously as using conductive double sided adhesive tape and being accordingly provided with first
Laser carving area and the second laser carving area, increase the contact area of metal receiver decoration and metal top cover, can greatly increase
The contact area of metal receiver decoration, and then the Earthing Reliability of metal receiver decoration is greatly strengthened, reduce gold
Belong to the electrostatic injury risk of receiver decoration.
Description of the drawings
It to describe the technical solutions in the embodiments of the present invention more clearly, below will be to needed in the embodiment
Attached drawing is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the invention, for ability
For the those of ordinary skill of domain, without creative efforts, it can also be obtained according to these attached drawings other attached
Figure.
Fig. 1 is the part isometric structural schematic diagram (one) of called device assembly provided in an embodiment of the present invention；
Fig. 2 is the part isometric structural schematic diagram (two) of called device assembly provided in an embodiment of the present invention；
Fig. 3 is the part isometric structural schematic diagram (three) of called device assembly provided in an embodiment of the present invention；
Fig. 4 is the front view of metal receiver decoration provided in an embodiment of the present invention；
Fig. 5 is the part-structure schematic diagram of plastic parts and metal top cover provided in an embodiment of the present invention.
Label involved by above-mentioned attached drawing is detailed as follows：
1- metal receiver decorations；10- via regions；101- first through hole；11- main parts；12- ears；2- is conductive
Double faced adhesive tape；The second through-holes of 21-；3- sealing foams；31- third through-holes；4- plastic parts；41- fourth holes；5- metal top covers；51-
First area；52- second areas；53- thirds region.
Specific implementation mode
In order to make the purpose , technical scheme and advantage of the present invention be clearer, with reference to the accompanying drawings and embodiments, right
The present invention is further elaborated.It should be appreciated that described herein, specific examples are only used to explain the present invention, not
For limiting the present invention.
It should be noted that when component is referred to as " being fixed on " or " being set to " another component, it can directly or
It connects on another component.When a component is referred to as " being connected to " another component, it can be directly or indirectly
It is connected on another component.Term "upper", "lower", "left", "right", "front", "rear", "vertical", "horizontal", "top",
The orientation or position of the instructions such as "bottom", "inner", "outside" are orientation based on ... shown in the drawings or position, are merely for convenience of describing,
It should not be understood as the limitation to the technical program.Term " first ", " second " are used merely to facilitate description purpose, and should not be understood as
It indicates or implies relative importance or implicitly indicate the quantity of technical characteristic.The meaning of " plurality " is two or more,
Unless otherwise specifically defined.
As shown in Figure 1 to Figure 3, the called device assembly of the embodiment of the present invention include plastic parts 4, it is metal top cover 5, conductive two-sided
Glue 2, metal receiver decoration 1 and sealing foam 3.Wherein, metal top cover 5 is embedded in plastic parts 4 and with exposing plastic cement
The surface of part 4, conductive double sided adhesive tape 2, metal receiver decoration 1 and sealing foam 3 are cascading, and conductive double sided adhesive tape 2 is used
In the surface that metal receiver decoration 1 is pasted on to plastic parts 4 and metal top cover 5 so that metal receiver decoration 1 and gold
Belong to upper cover 5 to connect, and then realize the ground connection of metal receiver decoration 1, while metal receiver decoration 1 can be with metal top cover
5 it is strong bonded together, to ensure the reliability of ground connection.In addition, the surface for exposing plastic parts 4 in metal top cover 5 is equipped with first
The oxide layer in laser carving area, 5 surface of metal top cover in the first laser carving area is removed due to using laser carving technique so that the first radium
The surface of metal top cover 5 in carving area has electric conductivity.In metal receiver decoration 1 close to the side of conductive double sided adhesive tape 2
Surface be equipped with the second laser carving area, the insulating layer on 1 surface of metal receiver decoration in the second laser carving area is because using laser carving
Technique and be removed so that the surface of the metal receiver decoration 1 in the second laser carving area has electric conductivity.At this point, conductive
The opposite two sides of double faced adhesive tape 2 are Nian Jie with the first laser carving area and the second laser carving area respectively so that the first laser carving area, conductive double sided adhesive tape
2 and second laser carving area three link together, and then realize the ground connection of metal receiver decoration 1.
Compared with prior art, the first radium is arranged by exposing the surface of plastic parts 4 in metal top cover 5 in the embodiment of the present invention
Area is carved, second laser carving area, first laser carving are set close to the surface of the side of conductive double sided adhesive tape 2 in metal receiver decoration 1
Area and the second laser carving area are bonded together by conductive double sided adhesive tape 2, realize the ground connection of metal receiver decoration 1, meanwhile, by
In using conductive double sided adhesive tape 2 and being accordingly provided with the first laser carving area and the second laser carving area, metal receiver decoration 1 is increased
With the contact area of metal top cover 5, the contact area of metal receiver decoration 1 can be greatly increased, and then is greatly enhanced
The Earthing Reliability of metal receiver decoration 1 reduces the electrostatic injury risk of metal receiver decoration 1.
Further, in conjunction with Fig. 4, in one embodiment of the invention, metal receiver decoration 1 includes main part 11
With ear 12.Wherein, ear 12 is fixedly connected on the side of main part 11.The central area of main part 11 is provided with through hole area
Domain 10 offers multiple first through hole 101, thickness direction of the multiple first through hole 101 along main part 11 in the via regions 10
Through main part 11, and multiple first through hole 101 are evenly arranged in via regions 10.In the present embodiment, the second laser carving area is covered
Lid ear 12 and main part 11 are located at the peripheral portion of via regions 10, i.e., are located at via regions 10 to ear 12 and main part 11
Peripheral portion carry out laser carving, increase the laser carving region of metal receiver decoration 1 at this time.The cross section of via regions 10 is big
Cause oval, and the cross section of first through hole 101 is round or polygon.Preferably, 11 one of ear 12 and main part at
Type, in order to simplify structure and cost-effective.
Further, in one embodiment of the invention, the shape of the shape of conductive double sided adhesive tape 2 and main part 11
Match, i.e., the shape of conductive double sided adhesive tape 2 is identical as the shape of main part 11, to increase metal receiver decoration 1 and metal top cover 5
Contact area, and then improve the Earthing Reliability of metal receiver decoration 1.Meanwhile in conductive double sided adhesive tape 2 and via regions
10 corresponding positions offer the second through-hole 21, and second through-hole 21 is two-sided through conduction along the thickness direction of conductive double sided adhesive tape 2
Glue 2.In the present embodiment, the cross section of the second through-hole 21 is substantially oblong-shaped.Preferably, the thickness of the conductive double sided adhesive tape 2 is
0.1mm to 0.5mm, to reach farthest cost-effective while can realize function.In addition, in the present embodiment,
The ear 12 of metal receiver decoration 1 is in direct contact with metal top cover 5.
In another embodiment of the present invention, the shape of the shape of conductive double sided adhesive tape 2 and metal receiver decoration 1
Match, i.e., the shape of conductive double sided adhesive tape 2 is identical as the shape of metal receiver decoration 1, with increase metal receiver decoration 1 with
The contact area of metal top cover 5, and then improve the Earthing Reliability of metal receiver decoration 1.Meanwhile in conductive double sided adhesive tape 2
Position corresponding with via regions 10 offers the second through-hole 21, which passes through along the thickness direction of conductive double sided adhesive tape 2
Wear conductive double sided adhesive tape 2.In the present embodiment, the cross section of the second through-hole 21 is substantially oblong-shaped.Preferably, the conductive double sided adhesive tape
2 thickness is 0.1mm to 0.5mm, to reach farthest cost-effective while can realize function.
Further, in one embodiment of the invention, the shape of sealing foam 3 and metal receiver decoration 1
Shape matches, i.e., the shape of sealing foam 3 is identical as the shape of metal receiver decoration 1.Meanwhile in sealing foam 3 and leading to
10 corresponding position of bore region offers third through-hole 31, which is steeped by the thickness direction along sealing foam 3 through sealing
Cotton 3.In the present embodiment, the cross section of third through-hole 31 is substantially oblong-shaped.
Further, in conjunction with Fig. 5, in one embodiment of the invention, the first laser carving area covers metal top cover 5 and exposes modeling
The surface of glue part 4, farthest to increase the contact area of metal receiver decoration 1 and metal top cover 5.Specifically, exist
In the present embodiment, the first laser carving area include first area 51 corresponding with ear 12, positioned at the first area 51 right side
Two regions 52, and the third region 53 positioned at 51 lower section of first area.
Further, in the present embodiment, fourth hole 41 is offered on plastic parts 4, the fourth hole 41 and through-hole
Region 10 corresponds to, and the fourth hole 41 runs through plastic parts 4 along the thickness direction of plastic parts 4.In addition, the first laser carving area is along the 4th
Circumferentially disposed, i.e., the Zhou Changfang of above-mentioned first area 51, second area 52 and third region 53 along fourth hole 41 of through-hole 41
To setting.
Preferably, in one embodiment of the invention, conductive double sided adhesive tape 2 is copper-foil conducting electricity double faced adhesive tape.It is appreciated that
It is that in other embodiments of the invention, conductive double sided adhesive tape 2 can also use other double faced adhesive tapes that can be conductive, such as conductive aluminum
Foil double faced adhesive tape etc..
It is further preferred that in one embodiment of the invention, metal top cover 5 is magnesium alloy upper cover, such as magnesium alloy
Upper cover.It is understood that in other embodiments of the invention, metal top cover 5 can also be made of other alloys.
It is further preferred that in one embodiment of the invention, metal receiver decoration 1 fills for stainless steel receiver
Gadget.It is understood that in other embodiments of the invention, other made of metal can also be used in metal receiver decoration 1
At.
The embodiment of the present invention additionally provides a kind of mobile terminal device comprising called device assembly as described above.Its
In, which can be mobile phone, tablet, wrist-watch, bracelet etc..
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all essences in the present invention
All any modification, equivalent and improvement etc., should all be included in the protection scope of the present invention made by within refreshing and principle.
Claims (10)
1. a kind of called device assembly, which is characterized in that including plastic parts, the metal top cover being embedded in the plastic parts, and
Conductive double sided adhesive tape, metal receiver decoration and the sealing foam being cascading, the metal top cover expose the plastic cement
The surface of part is equipped with the first laser carving area, and the metal receiver decoration is equipped with close to the surface of the side of the conductive double sided adhesive tape
Second laser carving area, the opposite two sides of the conductive double sided adhesive tape are Nian Jie with first laser carving area and the second laser carving area respectively.
2. called device assembly as described in claim 1, which is characterized in that the metal receiver decoration include main part and
It is fixedly connected on the ear of the main part side, via regions are provided in the main part, are opened up in the via regions
There are multiple first through hole, second laser carving area to cover the ear and the main body section in four circumferences of the via regions
Point.
3. called device assembly as claimed in claim 2, which is characterized in that the shape of the conductive double sided adhesive tape and the main part
Shape matching, and conductive double sided adhesive tape position corresponding with the via regions offers the second through-hole.
4. called device assembly as claimed in claim 2, which is characterized in that the shape of the conductive double sided adhesive tape and the metal by
The shape matching of device decoration is talked about, and conductive double sided adhesive tape position corresponding with the via regions offers the second through-hole.
5. called device assembly as claimed in claim 2, which is characterized in that the shape of the sealing foam and the metal are called
The shape of device decoration matches, and sealing foam position corresponding with the via regions offers third through-hole.
6. such as called device assembly described in any one of claim 1 to 5, which is characterized in that described in the covering of first laser carving area
Metal top cover exposes the surface of the plastic parts.
7. called device assembly as claimed in claim 6, which is characterized in that the plastic parts offers fourth hole, and described the
One laser carving area is along the circumferentially disposed of the fourth hole.
8. such as called device assembly described in any one of claim 1 to 5, which is characterized in that the conductive double sided adhesive tape is conductive copper
Foil double faced adhesive tape.
9. such as called device assembly described in any one of claim 1 to 5, which is characterized in that the metal top cover is on magnesium alloy
Lid.
10. a kind of mobile terminal device, which is characterized in that including called device assembly as described in any one of claim 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810475759.3A CN108471582B (en) | 2018-05-17 | 2018-05-17 | Receiver assembly and mobile terminal device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810475759.3A CN108471582B (en) | 2018-05-17 | 2018-05-17 | Receiver assembly and mobile terminal device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108471582A true CN108471582A (en) | 2018-08-31 |
| CN108471582B CN108471582B (en) | 2020-09-18 |
Family
ID=63261353
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810475759.3A Active CN108471582B (en) | 2018-05-17 | 2018-05-17 | Receiver assembly and mobile terminal device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108471582B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113966111A (en) * | 2021-09-17 | 2022-01-21 | 惠州市德赛西威汽车电子股份有限公司 | Manufacturing method of hardware decorative rear cover with grounding function |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201557318U (en) * | 2009-11-20 | 2010-08-18 | 惠州Tcl移动通信有限公司 | Antistatic device at mobilephone loudspeaker |
| CN203734709U (en) * | 2013-12-31 | 2014-07-23 | 深圳天珑无线科技有限公司 | Housing assembly, cellphone and mobile terminal |
| CN105681502A (en) * | 2016-03-04 | 2016-06-15 | 海信电子科技（深圳）有限公司 | Mobile terminal |
| CN105812518A (en) * | 2016-03-16 | 2016-07-27 | 青岛海信移动通信技术股份有限公司 | Mobile terminal |
-
2018
- 2018-05-17 CN CN201810475759.3A patent/CN108471582B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201557318U (en) * | 2009-11-20 | 2010-08-18 | 惠州Tcl移动通信有限公司 | Antistatic device at mobilephone loudspeaker |
| CN203734709U (en) * | 2013-12-31 | 2014-07-23 | 深圳天珑无线科技有限公司 | Housing assembly, cellphone and mobile terminal |
| CN105681502A (en) * | 2016-03-04 | 2016-06-15 | 海信电子科技（深圳）有限公司 | Mobile terminal |
| CN105812518A (en) * | 2016-03-16 | 2016-07-27 | 青岛海信移动通信技术股份有限公司 | Mobile terminal |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113966111A (en) * | 2021-09-17 | 2022-01-21 | 惠州市德赛西威汽车电子股份有限公司 | Manufacturing method of hardware decorative rear cover with grounding function |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108471582B (en) | 2020-09-18 |
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