CN202014429U - Electronic device - Google Patents
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- Publication number
- CN202014429U CN202014429U CN2011201294593U CN201120129459U CN202014429U CN 202014429 U CN202014429 U CN 202014429U CN 2011201294593 U CN2011201294593 U CN 2011201294593U CN 201120129459 U CN201120129459 U CN 201120129459U CN 202014429 U CN202014429 U CN 202014429U
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- China
- Prior art keywords
- circuit board
- printed circuit
- pcb
- electronic component
- electron
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Abstract
The utility model discloses an electronic device which comprises a first printed circuit board, a first electronic component, a second printed circuit board and a second electronic component, wherein the first electronic component is arranged on the first printed circuit board, the second printed circuit board is arranged opposite to the surface of the first printed circuit board on which the first electronic component is arranged and plays a role in electromagnetic shielding, and the second electronic component is arranged on the surface of the second printed circuit board opposite to the first printed circuit board and is located in the gap between the second printed circuit board and the first printed circuit board or the first electronic component. In the above electronic device, the second printed circuit board plays a role in electromagnetic shielding, the second electronic component is arranged in the gap between the second printed circuit board and the first printed circuit board or the first electronic component, so that space is fully utilized and space is saved for arranging the second electronic component.
Description
[technical field]
The utility model relates to a kind of electronic installation, particularly a kind of electronic installation with PCB.
[background technology]
PCB (Printed Circuit Board), Chinese is a printed circuit board, claims printed circuit board (PCB), printed substrate etc. again, is the important electron parts, is the supporter of electronic devices and components, is the supplier that electronic devices and components are electrically connected.Because it is to adopt electron printing to make, so be called as " printing " circuit board.PCB is widely used in each side such as industry, traffic, military affairs, space flight, permeates each field in national economy.
In some comparatively accurate electronic installations, for prevent between the device, interference between the circuit, some data processing module circuit are adopted radomes to hide to reduce or get rid of interference.Because the size height of the last components and parts of printed circuit board (PCB) is different, causing metallic shield will serve as highly to make to become a rectangular box with the highest components and parts, so between low components and parts and metallic shield top, formed an idle space, caused the waste in space.Thereby, make the entire circuit plate become thicker, final electronic installation volume is excessive.
[utility model content]
Based on this, be necessary the problem excessive at the electronic installation volume, that space availability ratio is low, a kind of electronic installation is provided.
A kind of electronic installation, second printed circuit board (PCB) that plays electromagnetic shielding action that comprises first printed circuit board (PCB), is arranged on first electronic component on first printed circuit board (PCB), is oppositely arranged with face that described first printed circuit board (PCB) is provided with described first electronic component and be arranged on second electronic component on described second printed circuit board (PCB) face relative, the space of described second electronic component between described second printed circuit board (PCB) and described first printed circuit board (PCB) or described first electronic component with described first printed circuit board (PCB).
In one embodiment, described first electronic component comprises an electron-like element and two electron-like elements, the height of a described electron-like element is higher than the height of described two electron-like elements, and described second electronic component is between described second printed circuit board (PCB) and described two electron-like elements.
In one embodiment, the height sum of described second electronic component and described two electron-like elements is less than the height of a described electron-like element.
In one embodiment, be electrically connected between described first printed circuit board (PCB) and described second printed circuit board (PCB).
In one embodiment, described second printed circuit board (PCB) is a flexible PCB.
In one embodiment, be provided with the dentation fixed structure between described first printed circuit board (PCB) and described second printed circuit board (PCB), described first printed circuit board (PCB) links to each other by described dentation fixed structure with described second printed circuit board (PCB).
Above-mentioned electronic installation, play electromagnetic shielding action by second printed circuit board (PCB), second electronic component is laid in space between second printed circuit board (PCB) and first printed circuit board (PCB) or first electronic component simultaneously, has made full use of the space, thereby has saved to placing the required space of second electronic component.
[description of drawings]
Fig. 1 is the structural representation of traditional electronic installation;
Fig. 2 is the cross-sectional view of the electronic installation of first execution mode;
Fig. 3 is the perspective view of the electronic installation of first execution mode;
Fig. 4 is the structural representation of the electronic installation of second execution mode;
Fig. 5 is the schematic diagram of the fixed structure of electronic installation shown in Figure 4.
[embodiment]
As shown in Figure 1, traditional electronic installation 100 comprises printed circuit board (PCB) 110, electronic component 120 and radome 130.Be installed in electronic component 120 conductively-closed covers 130 shielding on the printed circuit board (PCB) 110, prevent that electronic component 120 is interfered or interference is caused in the outside.Because the height of electronic component 120 is different, as shown in Figure 1, lower electronic component 122 and higher electronic component 124 have the certain height official post to be wasted in the space between radome 130 and the lower electronic component 122.
At the problems referred to above, as shown in Figures 2 and 3, it is the structural representation of the electronic installation of first execution mode.Electronic installation 200 comprises first printed circuit board (PCB) 210, first electronic component 220, second printed circuit board (PCB) 230 and second electronic component 240.
First printed circuit board (PCB) 210 comprises substrate and wiring.Substrate be by the insulation heat insulation, and unbending material made.The tiny line material that can see on the surface is a Copper Foil, and originally Copper Foil covers on the whole plank, and in manufacture process etched disposing partly, the part that stays has just become netted tiny circuit.These circuits are known as wiring, and are used to provide the circuit connection of part on the printed circuit board (PCB).
First electronic component 220 is arranged on integrated circuit on first printed circuit board (PCB) 210, diode, resistance, electric capacity, connector etc.First electronic component 220 is communicated with by the wiring on first printed circuit board (PCB) 210.First electronic component 220 comprises that the height of an electron-like element 222 and two electron-like elements, 224, one electron-like elements 222 is higher than the height of two electron-like elements 224.
The face that second printed circuit board (PCB) 230 and first printed circuit board (PCB) 210 are provided with first electronic component 220 is oppositely arranged, and can play the effect of electromagnetic shielding.In the present embodiment, be provided with frame structure 232 around second printed circuit board (PCB) 230, frame structure 232 can be made by the material with electro-magnetic screen function, covers the part that first printed circuit board (PCB) 210 is provided with first electronic component 220.In preferred embodiment, be electrically connected between first printed circuit board (PCB) 210 and second printed circuit board (PCB) 230, be convenient to collaborative work and realize corresponding circuit function.In concrete execution mode, second printed circuit board (PCB) 230 can also be to be flexible PCB, and distortion that can be suitable utilizes the space further with the structure of the housing that adapts to electronic installation 200.
Second electronic component 240 is arranged on second printed circuit board (PCB) 230 face relative with first printed circuit board (PCB) 210.The space of second electronic component 240 between second printed circuit board (PCB) 230 and first printed circuit board (PCB) 210 or first electronic component 220.In the present embodiment, second electronic component 240 is between second printed circuit board (PCB) 230 and two electron-like elements 224.Preferably, the height sum of second electronic component 240 and two electron-like elements 224 is convenient to utilize more fully the space less than the height of an electron-like element 222.
As shown in Figure 4 and Figure 5, it is the structural representation of the electronic installation of second execution mode.Electronic installation 300 comprises first printed circuit board (PCB) 310, first electronic component 320, second printed circuit board (PCB) 330 and second electronic component 340.
First printed circuit board (PCB) 310 comprises substrate and wiring.Substrate be by the insulation heat insulation, and unbending material made.The tiny line material that can see on the surface is a Copper Foil, and originally Copper Foil covers on the whole plank, and in manufacture process etched disposing partly, the part that stays has just become netted tiny circuit.These circuits are known as wiring, and are used to provide the circuit connection that PCB goes up part.
First electronic component 320 is arranged on integrated circuit on first printed circuit board (PCB) 310, diode, resistance, electric capacity, connector etc.First electronic component 320 is communicated with by the wiring on first printed circuit board (PCB) 310.First electronic component 320 comprises that the height of an electron-like element 322 and two electron-like elements, 324, one electron-like elements 322 is higher than the height of two electron-like elements 324.
The face that second printed circuit board (PCB) 330 and first printed circuit board (PCB) 310 are provided with first electronic component 320 is oppositely arranged, and can play the effect of electromagnetic shielding.In the present embodiment, be provided with dentation fixed structure 350 (as shown in Figure 4) between first printed circuit board (PCB) 310 and second printed circuit board (PCB) 330, dentation fixed structure 350 comprises first dentalation 352 and second dentalation 354, first dentalation 352 is fixed on first printed circuit board (PCB) 310, and second dentalation 354 is fixed on second printed circuit board (PCB) 330.First printed circuit board (PCB) 310 links to each other by dentation fixed structure 350 with second printed circuit board (PCB) 330.In preferred embodiment, be electrically connected between first printed circuit board (PCB) 310 and second printed circuit board (PCB) 330, be convenient to collaborative work and realize corresponding circuit function.In concrete execution mode, second printed circuit board (PCB) 330 can also be to be flexible PCB, and distortion that can be suitable utilizes the space further with the structure of the housing that adapts to electronic installation 300.
Second electronic component 340 is arranged on second printed circuit board (PCB) 330 face relative with first printed circuit board (PCB) 310.The space of second electronic component 340 between second printed circuit board (PCB) 330 and first printed circuit board (PCB) 310 or first electronic component 320.In the present embodiment, second electronic component 340 is between second printed circuit board (PCB) 330 and two electron-like elements 324.Preferably, the height sum of second electronic component 340 and two electron-like elements 324 is convenient to utilize more fully the space less than the height of an electron-like element 322.
Above-mentioned electronic installation, play electromagnetic shielding action by second printed circuit board (PCB), second electronic component is laid in space between second printed circuit board (PCB) and first printed circuit board (PCB) or first electronic component simultaneously, has made full use of the space, thereby has saved to placing the required space of second electronic component.
The above embodiment has only expressed several execution mode of the present utility model, and it describes comparatively concrete and detailed, but can not therefore be interpreted as the restriction to the utility model claim.Should be pointed out that for the person of ordinary skill of the art without departing from the inventive concept of the premise, can also make some distortion and improvement, these all belong to protection range of the present utility model.Therefore, the protection range of the utility model patent should be as the criterion with claims.
Claims (6)
1. electronic installation, comprise first printed circuit board (PCB) and first electronic component that is arranged on first printed circuit board (PCB), it is characterized in that, described electronic installation also comprises second printed circuit board (PCB) that plays electromagnetic shielding action that the face that is provided with described first electronic component with described first printed circuit board (PCB) is oppositely arranged and is arranged on second electronic component on described second printed circuit board (PCB) face relative with described first printed circuit board (PCB), the space of described second electronic component between described second printed circuit board (PCB) and described first printed circuit board (PCB) or described first electronic component.
2. according to the described electronic installation of claim 1, it is characterized in that, described first electronic component comprises an electron-like element and two electron-like elements, the height of a described electron-like element is higher than the height of described two electron-like elements, and described second electronic component is between described second printed circuit board (PCB) and described two electron-like elements.
3. according to the described electronic installation of claim 2, it is characterized in that the height sum of described second electronic component and described two electron-like elements is less than the height of a described electron-like element.
4. according to the described electronic installation of claim 1, it is characterized in that, be electrically connected between described first printed circuit board (PCB) and described second printed circuit board (PCB).
5. according to the described electronic installation of claim 1, it is characterized in that described second printed circuit board (PCB) is a flexible PCB.
6. according to any described electronic installation in the claim 1 to 5, it is characterized in that, be provided with the dentation fixed structure between described first printed circuit board (PCB) and described second printed circuit board (PCB), described first printed circuit board (PCB) links to each other by described dentation fixed structure with described second printed circuit board (PCB).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201294593U CN202014429U (en) | 2011-04-27 | 2011-04-27 | Electronic device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201294593U CN202014429U (en) | 2011-04-27 | 2011-04-27 | Electronic device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202014429U true CN202014429U (en) | 2011-10-19 |
Family
ID=44785037
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011201294593U Expired - Lifetime CN202014429U (en) | 2011-04-27 | 2011-04-27 | Electronic device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202014429U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108370655A (en) * | 2015-12-25 | 2018-08-03 | 株式会社东金 | The configuration method of electronic device and electromagnetic interference suppressor |
| CN109874228A (en) * | 2019-03-28 | 2019-06-11 | 联想(北京)有限公司 | Electronic equipment |
-
2011
- 2011-04-27 CN CN2011201294593U patent/CN202014429U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108370655A (en) * | 2015-12-25 | 2018-08-03 | 株式会社东金 | The configuration method of electronic device and electromagnetic interference suppressor |
| CN108370655B (en) * | 2015-12-25 | 2020-03-17 | 株式会社东金 | Electronic device, communication device, and method for arranging electromagnetic interference suppressing body |
| US10729044B2 (en) | 2015-12-25 | 2020-07-28 | Tokin Corporation | Electronic device and method for disposing electromagnetic interference suppressor |
| CN109874228A (en) * | 2019-03-28 | 2019-06-11 | 联想(北京)有限公司 | Electronic equipment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20111019 |
|
| CX01 | Expiry of patent term |