CN207118156U - Terminal device and its pcb board ground structure - Google Patents
Terminal device and its pcb board ground structure Download PDFInfo
- Publication number
- CN207118156U CN207118156U CN201721133811.4U CN201721133811U CN207118156U CN 207118156 U CN207118156 U CN 207118156U CN 201721133811 U CN201721133811 U CN 201721133811U CN 207118156 U CN207118156 U CN 207118156U
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- CN
- China
- Prior art keywords
- pcb board
- ground structure
- metal shell
- contact screw
- terminal device
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Abstract
This application provides a kind of terminal device and its pcb board ground structure, the pcb board ground structure includes：Pcb board, contact screw, insulation center and metal shell, the contact screw is set through the insulation center, the both ends of the contact screw are connected with the pcb board located at the insulation center both sides and the metal shell respectively, so that the pcb board passes through grounding connection between the contact screw and the metal shell.The terminal device and its pcb board ground structure that the embodiment of the present application provides, pcb board and metal shell by contact screw UNICOM positioned at insulation center both sides, while pcb board ground connection is realized, it also assures that waterproof and dustproof sealing structure of the insulation center to pcb board, its is simple in construction, and installation process is convenient.
Description
Technical field
The utility model is related to the technical field of terminal device circuitry harden structure, be specifically related to a kind of terminal device and its
Pcb board ground structure.
Background technology
The circuit board of terminal device will be typically grounded (ground connection, earthing；Ground connection refer to power system and electrically
The outer current-carrying part of the neutral point of device, the exposed conductive part of electrical equipment and device is connected via conductor with the earth) set,
In terminal device, ground connection is generally referred to as by the cage connection of circuit board and terminal device.
Center is often provided between circuit board and shell in the internal structure of terminal device, and in isolation material center
Ground structure in, it is necessary to center be dug up into a breach or through hole, to pass through the wire or gold for grounding connection
Belong to the parts such as shell fragment.However, this kind of ground structure be because center has breach or through hole, therefore can not meet to circuit board
Dust-proof, waterproof sealing requirement.
Utility model content
On the one hand the embodiment of the present application provides a kind of pcb board ground structure for terminal device, the ground structure
Including：Pcb board, contact screw, insulation center and metal shell, the contact screw are set through the insulation center, institute
The both ends for stating contact screw are connected with the pcb board located at the insulation center both sides and the metal shell respectively, with
The pcb board is set to pass through grounding connection between the contact screw and the metal shell.
On the other hand the embodiment of the present application also provides a kind of terminal device, the terminal device includes appointing in above-described embodiment
Pcb board ground structure described in one.
The terminal device and its pcb board ground structure that the embodiment of the present application provides, by contact screw UNICOM positioned at insulation
The pcb board and metal shell of center both sides, while pcb board ground connection is realized, it is ensured that insulation center is prevented pcb board
Water, dust-proof sealing structure, its is simple in construction, and installation process is convenient.
Brief description of the drawings
, below will be to needed for embodiment description in order to illustrate more clearly of the technical scheme in the embodiment of the utility model
The accompanying drawing to be used is briefly described, it should be apparent that, drawings in the following description are only some realities of the present utility model
Example is applied, for those of ordinary skill in the art, on the premise of not paying creative work, can also be according to these accompanying drawings
Obtain other accompanying drawings.
Fig. 1 is the part-structure sectional view of the embodiment of the application terminal device pcb board ground structure one；
Fig. 2 is the part-structure sectional view of another embodiment of the application terminal device pcb board ground structure；
Fig. 3 is the part-structure sectional view of the another embodiment of the application terminal device pcb board ground structure；
Fig. 4 is the part-structure sectional view of the application terminal device pcb board ground structure another embodiment；
Fig. 5 is the part-structure sectional view of the application terminal device pcb board ground structure a further embodiment；
Fig. 6 is the overall structure front view of the embodiment of the application terminal device one.
Embodiment
With reference to the accompanying drawings and examples, the utility model is described in further detail.It is it is emphasized that following
Embodiment is merely to illustrate the utility model, but the scope of the utility model is not defined.Likewise, following examples are only
For section Example of the present utility model
And not all embodiments, the institute that those of ordinary skill in the art are obtained under the premise of creative work is not made
There are other embodiments, belong to the scope of the utility model protection.
Term " first " in the utility model, " second ", " the 3rd " are only used for describing purpose, and it is not intended that instruction
Or imply relative importance or the implicit quantity for indicating indicated technical characteristic.Thus, define " first ", " second ",
At least one this feature can be expressed or be implicitly included to the feature of " the 3rd ".In description of the present utility model, " multiples' "
It is meant that at least two, such as two, three etc., unless otherwise specifically defined.Own in the utility model embodiment
Directionality instruction (such as up, down, left, right, before and after ...) is only used for explaining each under a certain particular pose (as shown in drawings)
Relative position relation, motion conditions between part etc., if the particular pose changes, directionality indicates also phase
Ground is answered to change therewith.In addition, term " comprising " and " having " and their any deformations, it is intended that cover non-exclusive bag
Contain.Such as contain process, method, system, product or the equipment of series of steps or unit and be not limited to the step listed
Rapid or unit, but alternatively also including the step of not listing or unit, or alternatively also include for these processes, side
The intrinsic other steps of method, product or equipment or unit.
Referenced herein " embodiment " is it is meant that the special characteristic, structure or the characteristic that describe can wrap in conjunction with the embodiments
It is contained at least one embodiment of the present utility model., which there is the phrase, in each position in the description to be each meant
Identical embodiment, nor the independent or alternative embodiment with other embodiments mutual exclusion.Those skilled in the art are explicit
Ground and implicitly understand, embodiment described herein can be combined with other embodiments.
Embodiment 1
Referring to Fig. 1, Fig. 1 is the part-structure sectional view of the embodiment of the application terminal device pcb board ground structure one.Need
It is noted that the terminal device in the embodiment of the present application includes mobile phone, tablet personal computer, notebook computer and wearable device
Deng.In the present embodiment, pcb board ground structure includes pcb board 110, contact screw 120, insulation center 130 and metal shell
140。
Specifically, the contact screw 120 in the present embodiment is set through insulation center 130, the both ends of contact screw 120
It is connected respectively with the pcb board 110 located at insulation center 130 both sides and metal shell 140, so that pcb board 110 passes through conductive spiral shell
Grounding connection between nail 120 and metal shell 140.Wherein, metal shell 140 is generally the metal shell of terminal device；Insulation
The material of center 130 is plastic cement or plastics etc..
Alternatively, contact screw 120 also extends through pcb board 110 and set in the present embodiment, by pcb board 110 with insulation
Frame 130 is fixedly connected, wherein, further, the contact screw 120 can be metallic self tapping screw, so that contact screw 120 exists
During through insulation center 130, it can be fitted close with insulation center 130, without gap, make to have between the both sides of insulation center 130
There is good sealing, play a part of waterproof and dustproof.
The terminal device pcb board ground structure that the present embodiment provides, by contact screw UNICOM positioned at insulation center both sides
Pcb board and metal shell, while pcb board ground connection is realized, it is ensured that waterproof and dustproof of the insulation center to pcb board
Sealing structure, its is simple in construction, and installation process is convenient.
Embodiment 2
Referring to Fig. 2, Fig. 2 is the part-structure sectional view of another embodiment of the application terminal device pcb board ground structure,
Pcb board ground structure includes pcb board 110, contact screw 120, insulation center 130, metal shell 140 and led in the present embodiment
Electric software 150.
Specifically, contact screw 120 sets and insulated center 130 to set through pcb board 110 simultaneously, contact screw
120 one end is connected with the pcb board 110 located at insulation center 130 side, and the other end is held positioned at the insulation opposite side of center 130
Conductive software 150, conductive software 150 is located between insulation center 130 and the metal shell 140, and contact screw 120 is logical
Conductive software 150 is crossed to electrically connect with metal shell 140.The one side of contact screw 120 plays pcb board 110 and the electricity of metal shell 140
The effect of connection, on the other hand play a part of being fixedly connected between pcb board 110 and insulation center 130.
Same optional, the contact screw 120 can be metallic self tapping screw, so that contact screw 120 is through insulation
It during center 130, can be fitted close with insulation center 130, without gap, make to have well between the both sides of insulation center 130
Sealing, plays a part of waterproof and dustproof.
Wherein, the conductive software 150 can be then conducting foam or conductive adhesive layer etc., in the reason of those skilled in the art
In the range of solution, it will not enumerate herein.Further, can pass through between the end of conductive software 150 and contact screw 120
Conductive adhesive, with prevent because contact screw 120 hold it is not firm cause conductive software 150 to slip away the end of contact screw 120
Portion.
Compared to a upper embodiment, the pcb board ground structure in the present embodiment passes through in insulation center and the metal-back
Conductive soft body structure is set between body, the reliability that is conductively connected between contact screw and metal shell, conductive spiral shell can be improved
No longer it is rigid contact between nail and metal shell, but utilizes pad located at conductive elastic soft connection therebetween, can be with
Mitigate hard contact failure of the contact screw to metal shell.
Embodiment 3
Referring to Fig. 3, Fig. 3 is the part-structure sectional view of the another embodiment of the application terminal device pcb board ground structure,
In the present embodiment pcb board ground structure equally include pcb board 110, contact screw 120, insulation center 130, metal shell 140 with
And conductive software 150.Insulate unlike a upper embodiment, in the present embodiment and be used between center 130 and metal shell 140
A side in the opposite sides face of sandwiched conduction software 150 is provided with storage tank 131, storage tank 131 and another side (gold
Belong to the inner surface 141 of housing 140) accommodating cavity (not indicated in figure) is formed, the conductive software 150 is in accommodating cavity.
Embodiment 4
Please continue to refer to Fig. 4, Fig. 4 is that the part-structure of the application terminal device pcb board ground structure another embodiment cuts open
View, compared to embodiment 3, the storage tank 142 in the embodiment is arranged on the side of metal shell 140, storage tank 142 and insulation
The bottom surface 132 of center 130 is collectively forming accommodating cavity (not indicated in figure), and conductive software 150 is in accommodating cavity, storage tank 142
It is interior can be provided with hard contact and (do not indicate) hard contact in figure contact connection with conductive software 150, and then realize metal-back
Connection is conducted between body 140 and contact screw 120.
Embodiment 5
Referring to Fig. 5, Fig. 5 is the part-structure sectional view of the application terminal device pcb board ground structure a further embodiment,
In the present embodiment pcb board ground structure equally include pcb board 110, contact screw 120, insulation center 130, metal shell 140 with
And conductive software 150.
Contact screw 120 sets and insulated center 130 to set through pcb board 110 simultaneously, one end of contact screw 120
It is connected with the pcb board 110 located at insulation center 130 side, the other end holds the conductive software positioned at the insulation opposite side of center 130
150, conductive software 150 is located between insulation center 130 and the metal shell 140, and contact screw 120 passes through conductive software
150 electrically connect with metal shell 140.The one side of contact screw 120 plays the work that pcb board 110 electrically connects with metal shell 140
With, on the other hand play a part of pcb board 110 insulation center 130 between be fixedly connected.
Same optional, the contact screw 120 can be metallic self tapping screw, so that contact screw 120 is through insulation
It during center 130, can be fitted close with insulation center 130, without gap, make to have well between the both sides of insulation center 130
Sealing, plays a part of waterproof and dustproof.
Wherein, the conductive software 150 can be then conducting foam or conductive adhesive layer etc., in the reason of those skilled in the art
In the range of solution, it will not enumerate herein.Further, can pass through between the end of conductive software 150 and contact screw 120
Conductive adhesive, with prevent because contact screw 120 hold it is not firm cause conductive software 150 to slip away the end of contact screw 120
Portion.
Further, insulated in the present embodiment and be used for the relative of sandwiched conduction software between center 130 and metal shell 140
Storage tank (131,142) is equipped with two sides, storage tank (131,142) is oppositely arranged and is collectively forming accommodating cavity (in figure not
Sign), conductive software 150 is in accommodating cavity.
The pcb board ground structure that the present embodiment provides, it is conductive by being used for sandwiched between insulation center and metal shell
Storage tank is at least set on the opposite sides face of software, to form accommodating cavity, the accommodating cavity is used for accommodating conduction on one side
Software, this kind of setting structure can prevent conductive software position play, ensure between conductive software and contact screw end can
It is abutted against tactile.
Further, referring to Fig. 6, Fig. 6 is the overall structure front view of the embodiment of the application terminal device one, the terminal
Equipment can be mobile phone, tablet personal computer, notebook computer and wearable device etc., and the present embodiment is illustrated by taking mobile phone as an example.Should
Terminal device can include the pcb board ground structure in screen 610, the fore shell 630 of Cao Zuoanjian 620 and above-described embodiment, its
In, the metal shell in pcb board ground structure can be the rear shell (not indicated in figure) of mobile phone in the present embodiment.On pcb board
The concrete structure of ground structure, the associated description of above-described embodiment is referred to, here is omitted.
The terminal device that the present embodiment provides, its pcb board ground structure is by contact screw UNICOM positioned at insulation center two
The pcb board and metal shell of side, while pcb board ground connection is realized, it is ensured that insulation center is to the waterproof of pcb board, anti-
Dirt sealing structure, its is simple in construction, and installation process is convenient.
Section Example of the present utility model is the foregoing is only, not thereby limits the scope of protection of the utility model,
Every equivalent device made using the utility model specification and accompanying drawing content or equivalent flow conversion, or directly or indirectly fortune
Used in other related technical areas, similarly it is included in scope of patent protection of the present utility model.
Claims (10)
1. a kind of pcb board ground structure for terminal device, it is characterised in that the ground structure includes：Pcb board, conduction
Screw, insulation center and metal shell, the contact screw are set through the insulation center, the both ends of the contact screw
It is connected respectively with the pcb board located at the insulation center both sides and the metal shell, so that the pcb board passes through institute
State grounding connection between contact screw and the metal shell.
2. ground structure according to claim 1, it is characterised in that between the insulation center and the metal shell also
Conductive software is folded with, the contact screw is electrically connected by the conductive software with the metal shell.
3. ground structure according to claim 2, it is characterised in that used between the insulation center and the metal shell
A side in the opposite sides face of conductive software described in sandwiched is provided with storage tank, the storage tank and another side shape
Into accommodating cavity, the conductive software is in the accommodating cavity.
4. ground structure according to claim 2, it is characterised in that used between the insulation center and the metal shell
In being equipped with storage tank on the opposite sides face of conductive software described in sandwiched, both sides storage tank is oppositely arranged and is collectively forming accommodating
Chamber, the conductive software is in the accommodating cavity.
5. ground structure according to claim 1, it is characterised in that the contact screw runs through the pcb board, by institute
Pcb board is stated to be fixedly connected with the insulation center.
6. ground structure according to claim 1, it is characterised in that the contact screw is metallic self tapping screw.
7. ground structure according to claim 2, it is characterised in that the conductive software is conducting foam.
8. ground structure according to claim 7, it is characterised in that the end of the conducting foam and the contact screw
Bonding.
9. ground structure according to claim 1, it is characterised in that the material of the insulation center is plastic cement.
10. a kind of terminal device, it is characterised in that the pcb board that the terminal device includes described in claim any one of 1-9 connects
Ground structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721133811.4U CN207118156U (en) | 2017-09-05 | 2017-09-05 | Terminal device and its pcb board ground structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721133811.4U CN207118156U (en) | 2017-09-05 | 2017-09-05 | Terminal device and its pcb board ground structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207118156U true CN207118156U (en) | 2018-03-16 |
Family
ID=61586953
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721133811.4U Expired - Fee Related CN207118156U (en) | 2017-09-05 | 2017-09-05 | Terminal device and its pcb board ground structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207118156U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108808139A (en) * | 2018-08-27 | 2018-11-13 | 华霆（合肥）动力技术有限公司 | Battery management module and battery modules |
| CN114070914A (en) * | 2020-08-06 | 2022-02-18 | 北京小米移动软件有限公司 | Mobile terminal and middle frame |
-
2017
- 2017-09-05 CN CN201721133811.4U patent/CN207118156U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108808139A (en) * | 2018-08-27 | 2018-11-13 | 华霆（合肥）动力技术有限公司 | Battery management module and battery modules |
| CN114070914A (en) * | 2020-08-06 | 2022-02-18 | 北京小米移动软件有限公司 | Mobile terminal and middle frame |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 523860 No. 18, Wu Sha Beach Road, Changan Town, Dongguan, Guangdong Patentee after: GUANGDONG OPPO MOBILE TELECOMMUNICATIONS Corp.,Ltd. Address before: 523860 No. 18, Wu Sha Beach Road, Changan Town, Dongguan, Guangdong Patentee before: GUANGDONG OPPO MOBILE TELECOMMUNICATIONS Corp.,Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180316 |