CN104411137A - Electronic device and assembly thereof - Google Patents
Electronic device and assembly thereof Download PDFInfo
- Publication number
- CN104411137A CN104411137A CN201410446130.8A CN201410446130A CN104411137A CN 104411137 A CN104411137 A CN 104411137A CN 201410446130 A CN201410446130 A CN 201410446130A CN 104411137 A CN104411137 A CN 104411137A
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- circuit board
- printed circuit
- pcb
- hole
- electronic equipment
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- Mounting Of Printed Circuit Boards And The Like (AREA)
Abstract
The invention discloses an electronic device assembly. The electronic device assembly comprises: a printed circuit board; a metal steel sheet, wherein the metal steel sheet is mounted on the printed circuit board by an SMT process; a connection bracket connected to the printed circuit board; a screw, for sequentially passing through the printed circuit board, the metal steel sheet and the connection bracket, and fixing the printed circuit board to the connecting bracket, wherein, when the printed circuit board is fixed to the connection bracket, a horizontal plane where a top portion of the screw locates is lower than a horizontal plane where a side of the printed circuit board locates, and the side of the printed circuit board is a side far away from the connecting bracket. The invention also discloses an electronic device. By adopting the above-described manner, the electronic device assembly of the invention can reduce influence of height caused by a screw nut of the screw, and effectively reduce the thickness of the electronic device.
Description
Technical field
The present invention relates to communication technical field, particularly relate to a kind of electronic equipment assembly and apply the electronic equipment of this electronic equipment assembly.
Background technology
Along with the development of technology, electronic equipment does thinner and thinner, makes electronic equipment in Z-direction space (thickness of electronic equipment) the very limit.Due to the restriction in Z-direction space, simultaneously in order to ensure quality and the outward appearance of electronic equipment, the space of Z-direction can only be made full use of
But, for need to be applied to screw carry out element connect time, no matter how to design, eliminate the nut of screw and the height impact that exists all unavoidably.In electronic equipment as shown in Figure 1, when printed circuit board (PCB) 11 is connected with connection bracket 12, by screw 13, printed circuit board (PCB) 11 and connection bracket 12 are fixed.Although printed circuit board (PCB) 11 and connection bracket 12 secure, but because the nut of screw 13 exists certain altitude, certain height can be taken, when printed circuit board (PCB) 11 is connected with touch-screen 14 or other elements, the nut height h of screw 13 can be had more, thus affect the thickness of electronic equipment.
In sum, be necessary that the electronic equipment providing a kind of electronic equipment assembly and apply this electronic equipment assembly is to solve the problem.
Summary of the invention
The technical problem that the present invention mainly solves is to provide a kind of electronic equipment and assembly thereof, can reduce the height impact existed because of the nut of screw, effectively reduce the thickness of electronic equipment.
For solving the problems of the technologies described above, the technical scheme that the present invention adopts is: provide a kind of electronic equipment assembly, it comprises: printed circuit board (PCB); Metal steel disc, metal steel disc is mounted on printed circuit board (PCB) by SMT technique by metal steel disc; Connection bracket, is connected with printed circuit board (PCB); Screw, for passing printed circuit board (PCB), metal steel disc and connection bracket successively, and is fixedly connected with printed circuit board (PCB) with connection bracket; Wherein, when printed circuit board (PCB) is fixedly connected with connection bracket, the horizontal plane at the place, top of screw is lower than the horizontal plane at the place, side of printed circuit board (PCB), and the side of printed circuit board (PCB) is the side away from connection bracket.
Wherein, printed circuit board (PCB) is provided with the first through hole and multiple through-hole groove, and through-hole groove is symmetricly set on the periphery of the first through hole.
Wherein, metal steel disc has a rectangular shape, and metal steel disc comprises main part, and the center of main part is provided with the second through hole, and the second through hole and the first through hole are coaxially arranged.
Wherein, the surrounding of main part is provided with the extension in vertical body portion, and extension coordinates with through-hole groove and is fixedly installed.
Wherein, extension coordinates when being fixedly installed with through-hole groove, and the horizontal plane at the place, top of extension is lower than the horizontal plane at the place, side of printed circuit board (PCB), and the side of printed circuit board (PCB) is the side away from connection bracket.
Wherein, connection bracket is provided with a blind hole, and blind hole and described second through hole are coaxially arranged.
Wherein, screw comprises one and pierces portion, and the portion of piercing is connected with blind threaded through the second through hole.
Wherein, screw also comprises a nut, and the diameter of the first through hole is less than the diameter of the second through hole, to make the portion of piercing through the second through hole, and nut is located in the first through hole and holding outside the second through hole.
Wherein, nut to be located in the first through hole holding when the second through hole is outer, and the horizontal plane at the place, top of nut is lower than the horizontal plane at the place, side of printed circuit board (PCB), and the side of printed circuit board (PCB) is the side away from described connection bracket.
For solving the problems of the technologies described above, another technical solution used in the present invention is: provide a kind of electronic equipment, and this electronic equipment comprises the electronic equipment assembly of above-mentioned any one.
The invention has the beneficial effects as follows: the situation being different from prior art, electronic equipment assembly of the present invention comprises: printed circuit board (PCB); Metal steel disc, metal steel disc is mounted on printed circuit board (PCB) by SMT technique by metal steel disc; Connection bracket, is connected with printed circuit board (PCB); Screw, for passing printed circuit board (PCB), metal steel disc and connection bracket successively, and is fixedly connected with printed circuit board (PCB) with connection bracket.Electronic equipment assembly of the present invention is by when printed circuit board (PCB) is fixedly connected with connection bracket, the horizontal plane at the place, top of screw is lower than the horizontal plane at the place, side of printed circuit board (PCB), the side of printed circuit board (PCB) is the side away from connection bracket, the height reducing to exist because of the nut of screw when printed circuit board (PCB) can be made to be connected with display screen or other elements affects, and effectively reduces the thickness of electronic equipment.
Accompanying drawing explanation
Fig. 1 is the structural representation of the electronic equipment assembly of prior art;
Fig. 2 is the structural representation of the first embodiment of electronic equipment assembly of the present invention;
Fig. 3 is the structural representation of metal steel disc in Fig. 1;
Fig. 4 is the first local structural representation of electronic equipment assembly of the present invention;
Fig. 5 is the second local structural representation of electronic equipment assembly of the present invention;
Fig. 6 is the structural representation of the second embodiment of electronic equipment assembly of the present invention.
Embodiment
Below in conjunction with drawings and embodiments, the present invention is described in detail.
The present invention discloses a kind of electronic equipment, and this electronic equipment comprises touch-screen 25 and electronic equipment assembly.Wherein touch-screen 25 also can replace to other materials layer.As shown in Figure 1, Fig. 1 is the structural representation of the first embodiment of electronic equipment assembly of the present invention, and this electronic equipment assembly comprises printed circuit board (PCB) 21, metal steel disc 22, connection bracket 23 and screw 24.In the present embodiment, connection bracket 23 is preferably antenna holder, and certainly, connection bracket 23 also can be other interface units.Wherein, metal steel disc 22 also can replace to other and has toughness and the potsherd of hardness or other hybrid metal sheets.
Please also refer to Fig. 2-Fig. 5, printed circuit board (PCB) 21 is provided with the first through hole 211 and multiple through-hole groove 212.Through-hole groove 212 is preferably symmetricly set on the periphery of the first through hole 211, balancing the dynamics of bearing.In the present embodiment, printed circuit board (PCB) 21 is pcb board, and through-hole groove 212 is preferably elliptical aperture or slot, and wherein through-hole groove 212 is preferably four, and four through-hole grooves 212 are equal with the distance of the first through hole 211.
Metal steel disc 22 is mounted on printed circuit board (PCB) 21 by SMT (Surface Mounted Technology, surface mounting technology) technique by metal steel disc 22.Or metal steel disc 22 is one-body molded with printed circuit board (PCB) 21.In the present embodiment, metal steel disc 22 has a rectangular shape.Certainly, in other embodiments, by other techniques, metal steel disc 22 can also be mounted on printed circuit board (PCB) 21.
In the present embodiment, metal steel disc 22 comprises main part 221 and extension 222.Extension 222 is vertical and be symmetricly set on the surrounding of main part 221.Wherein, the center of main part 221 is provided with the second through hole 223, second through hole 223 and the first through hole 211 is coaxially arranged.Extension 222 is preferably four, and coordinate with through-hole groove 212 and be fixedly installed, namely extension 222 is plugged in through-hole groove 212.
In the present embodiment, extension 222 coordinates when being fixedly installed with through-hole groove 212, the horizontal plane at the place, top of extension 222 is lower than the horizontal plane at the place, side 213 of printed circuit board (PCB) 21, and wherein the side 213 of printed circuit board (PCB) 21 is the side away from connection bracket 23.When being namely mounted on printed circuit board (PCB) 21 by metal steel disc 22 by SMT technique, place, the top height H 3 of extension 222 is less than place, side 213 height H 2 of printed circuit board (PCB) 21.
Connection bracket 23 is connected with printed circuit board (PCB) 21.Wherein connection bracket 23 is provided with a blind hole 231, and blind hole 231 and the second through hole 223 are coaxially arranged.
Screw 24 passes printed circuit board (PCB) 21, metal steel disc 22 and connection bracket 23 successively towards the another side 214 of printed circuit board (PCB) 21, is fixedly connected with by printed circuit board (PCB) 21 to make screw 24 with connection bracket 23.In the present embodiment, when printed circuit board (PCB) 21 is fixedly connected with connection bracket 23, the horizontal plane at the place, top of screw 24 is lower than the horizontal plane at the place, side 213 of printed circuit board (PCB) 21, and the side 213 of printed circuit board (PCB) 21 is the side away from connection bracket 23.Namely, when printed circuit board (PCB) 21 is fixedly connected with connection bracket 23, place, the top height H 1 of screw 24 is lower than place, side 213 height H 2 of printed circuit board (PCB) 21.In addition, it should be noted that, after screw 24 fixed printed circuit board 21 and connection bracket 23, the masterpiece of screw 24 is used on metal steel disc 22, and the masterpiece suffered by metal steel disc 22 is used on printed circuit board (PCB) 21.
Screw 24 comprises one and pierces portion 241 and nut 242, pierces portion 241 and is threaded with blind hole 231 through the second through hole 223.
In the present embodiment, the diameter of the first through hole 211 is less than the diameter of the second through hole 223, to make the portion that pierces 241 through the second through hole 223, and nut 242 is located in the first through hole 211 and holding outside the second through hole 223.
In the present embodiment, nut 242 to be located in the first through hole 211 holding when the second through hole 223 is outer, the horizontal plane at the place, top of nut 242 is lower than the horizontal plane at the place, side 213 of printed circuit board (PCB) 21, and namely place, the top height of nut 242 is lower than place, side 213 height of printed circuit board (PCB) 21.
The operation principle of the above-mentioned electronic equipment of the present invention is described below in conjunction with embodiment.
Mass production metal steel disc 22, the extension 222 of metal steel disc 22 aims at the through-hole groove 212 of printed circuit board (PCB) 21, and is fixed on the side 212 of printed circuit board (PCB) 21 by metal steel disc 22 by SMT technique.Then screw 24 is passed printed circuit board (PCB) 21, metal steel disc 22 and connection bracket 23 successively towards the another side 214 of printed circuit board (PCB) 21, the portion that pierces 241 is threaded with connection bracket 23 through the second through hole 223, and nut 242 is located in the first through hole 211 and holding outside the second through hole 223, thus printed circuit board (PCB) 21 is fixedly connected with connection bracket 23.Last touch-screen 25 to be arranged on printed circuit board (PCB) 21 and to contact with printed circuit board (PCB) 21, thus eliminates nut 242 height of screw 24, realizes super-thin electronic equipment further.
Further, as described in Figure 6, Fig. 6 is the structural representation of the second embodiment of electronic equipment assembly of the present invention, the electronic equipment assembly of Fig. 6 and the electronic equipment assembly one_to_one corresponding of Fig. 1, its main distinction is: the extension 322 of metal steel disc 32 is provided with protuberance 323 further, printed circuit board (PCB) 31 is provided with recess 315 further, and recess 315 is communicated with through-hole groove 312.When arranging metal steel disc 32 at printed circuit board (PCB) 31, first being got in through-hole groove 312 by the protuberance 323 of certain dynamics by metal steel disc 32, protuberance 323 is arranged on recess 315.Metal steel disc 32 and printed circuit board (PCB) 31 are fixedly installed by recycling SMT technique.Wherein metal steel disc 32 fixing with printed circuit board (PCB) 31 after, place, the top height of the protuberance 323 of metal steel disc 32 is lower than place, the side height of printed circuit board (PCB) 31.By this execution mode, the present embodiment except utilizing SMT technique fixing metal steel disc 32 with except printed circuit board (PCB) 31, also further by protuberance 323 holding on recess 315, thus play economic benefits and social benefits fruit fixed printed circuit board 31 and connection bracket 33.
In the present embodiment, when metal steel disc 32 and printed circuit board (PCB) 31 occur loosening phenomenon, metal steel disc 32 can not come off with printed circuit board (PCB) 31, but also there is protuberance 323 and recess 315 secure fit further, makes metal steel disc 32 continue maintenance with printed circuit board (PCB) 31 and is fixedly connected with effect.
That is, in the present embodiment, SMT technique can not be needed, by protuberance 323 and recess 315 directly fixing metal steel disc 32 and printed circuit board (PCB) 31, thus save SMT technological process, reduce unnecessary processing procedure, effectively can reduce manufacturing cost.
In sum, electronic equipment assembly of the present invention comprises: printed circuit board (PCB); Metal steel disc, metal steel disc is mounted on printed circuit board (PCB) by SMT technique by metal steel disc; Connection bracket, is connected with printed circuit board (PCB); Screw, for passing printed circuit board (PCB), metal steel disc and connection bracket successively, and is fixedly connected with printed circuit board (PCB) with connection bracket.Electronic equipment assembly of the present invention is by when printed circuit board (PCB) is fixedly connected with connection bracket, the horizontal plane at the place, top of screw is lower than the horizontal plane at the place, side of printed circuit board (PCB), the side of printed circuit board (PCB) is the side away from connection bracket, the height reducing to exist because of the nut of screw when printed circuit board (PCB) can be made to be connected with display screen or other elements affects, and effectively reduces the thickness of electronic equipment.
The foregoing is only embodiments of the present invention; not thereby the scope of the claims of the present invention is limited; every utilize specification of the present invention and accompanying drawing content to do equivalent structure or equivalent flow process conversion; or be directly or indirectly used in other relevant technical fields, be all in like manner included in scope of patent protection of the present invention.
Claims (10)
1. an electronic equipment assembly, is characterized in that, described electronic equipment assembly comprises:
Printed circuit board (PCB);
Metal steel disc, described metal steel disc is mounted on described printed circuit board (PCB) by SMT technique by described metal steel disc;
Connection bracket, is connected with described printed circuit board (PCB);
Screw, for passing described printed circuit board (PCB), described metal steel disc and described connection bracket successively, and is fixedly connected with described printed circuit board (PCB) with described connection bracket;
Wherein, when described printed circuit board (PCB) is fixedly connected with described connection bracket, the horizontal plane at the place, top of described screw is lower than the horizontal plane at the place, side of described printed circuit board (PCB), and the side of described printed circuit board (PCB) is the side away from described connection bracket.
2. electronic equipment assembly according to claim 1, is characterized in that, described printed circuit board (PCB) is provided with the first through hole and multiple through-hole groove, and described through-hole groove is symmetricly set on the periphery of described first through hole.
3. electronic equipment assembly according to claim 2, is characterized in that, described metal steel disc has a rectangular shape, and described metal steel disc comprises main part, and the center of described main part is provided with the second through hole, and described second through hole and described first through hole are coaxially arranged.
4. electronic equipment assembly according to claim 3, is characterized in that, the surrounding of described main part is provided with the extension of vertical described main part, and described extension coordinates with described through-hole groove and is fixedly installed.
5. electronic equipment assembly according to claim 4, it is characterized in that, described extension coordinates when being fixedly installed with described through-hole groove, the horizontal plane at the place, top of described extension is lower than the horizontal plane at the place, side of described printed circuit board (PCB), and the side of described printed circuit board (PCB) is the side away from described connection bracket.
6. electronic equipment assembly according to claim 3, is characterized in that, described connection bracket is provided with a blind hole, and described blind hole and described second through hole are coaxially arranged.
7. electronic equipment assembly according to claim 6, is characterized in that, described screw comprises one and pierces portion, described in the portion of piercing blind threadedly to be connected with described through described second through hole.
8. electronic equipment assembly according to claim 7, it is characterized in that, described screw also comprises a nut, the diameter of described first through hole is less than the diameter of described second through hole, with the portion of piercing described in making through described second through hole, and described nut is located in described first through hole and holding outside described second through hole.
9. electronic equipment assembly according to claim 8, it is characterized in that, described nut to be located in described first through hole holding when described second through hole is outer, the horizontal plane at the place, top of described nut is lower than the horizontal plane at the place, side of described printed circuit board (PCB), and the side of described printed circuit board (PCB) is the side away from described connection bracket.
10. an electronic equipment, is characterized in that, described electronic equipment comprises the electronic equipment assembly described in above-mentioned any one.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410446130.8A CN104411137B (en) | 2014-09-03 | 2014-09-03 | Electronic device and assembly thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410446130.8A CN104411137B (en) | 2014-09-03 | 2014-09-03 | Electronic device and assembly thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104411137A true CN104411137A (en) | 2015-03-11 |
| CN104411137B CN104411137B (en) | 2020-01-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410446130.8A Active CN104411137B (en) | 2014-09-03 | 2014-09-03 | Electronic device and assembly thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104411137B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105576345A (en) * | 2015-09-30 | 2016-05-11 | 青岛海信移动通信技术股份有限公司 | Mobile terminal |
| CN106852060A (en) * | 2017-01-03 | 2017-06-13 | 昆山龙腾光电有限公司 | The fixing means of screw support device and PCB and screw |
| CN108023161A (en) * | 2017-12-01 | 2018-05-11 | 广东欧珀移动通信有限公司 | Center component and electronic equipment |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105576345A (en) * | 2015-09-30 | 2016-05-11 | 青岛海信移动通信技术股份有限公司 | Mobile terminal |
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| CN106852060A (en) * | 2017-01-03 | 2017-06-13 | 昆山龙腾光电有限公司 | The fixing means of screw support device and PCB and screw |
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| CN108023161A (en) * | 2017-12-01 | 2018-05-11 | 广东欧珀移动通信有限公司 | Center component and electronic equipment |
| CN108023161B (en) * | 2017-12-01 | 2020-09-08 | Oppo广东移动通信有限公司 | Middle frame assembly and electronic equipment |
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|---|---|
| CN104411137B (en) | 2020-01-03 |
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