CN207868527U - A kind of electromagnetic armouring structure and electronic equipment - Google Patents
A kind of electromagnetic armouring structure and electronic equipment Download PDFInfo
- Publication number
- CN207868527U CN207868527U CN201820314411.1U CN201820314411U CN207868527U CN 207868527 U CN207868527 U CN 207868527U CN 201820314411 U CN201820314411 U CN 201820314411U CN 207868527 U CN207868527 U CN 207868527U
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- shell
- connect
- cable
- circuit board
- armouring structure
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- 239000004020 conductor Substances 0.000 claims abstract description 21
- 230000019491 signal transduction Effects 0.000 claims description 11
- 238000003466 welding Methods 0.000 claims description 2
- 239000011248 coating agent Substances 0.000 abstract description 3
- 238000000576 coating method Methods 0.000 abstract description 3
- 238000010276 construction Methods 0.000 abstract description 3
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- BNPSSFBOAGDEEL-UHFFFAOYSA-N albuterol sulfate Chemical compound OS(O)(=O)=O.CC(C)(C)NCC(O)C1=CC=C(O)C(CO)=C1.CC(C)(C)NCC(O)C1=CC=C(O)C(CO)=C1 BNPSSFBOAGDEEL-UHFFFAOYSA-N 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000005253 cladding Methods 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
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- Shielding Devices Or Components To Electric Or Magnetic Fields (AREA)
Abstract
The utility model is related to wireless radio-frequency field, a kind of electromagnetic armouring structure and electronic equipment are disclosed, including shell, the shell are shell made of conductive material；Circuit board, the circuit board are set in the shell；Cable, the cable include signal core line and coat the gauze screen of the signal core line outer layer；The signal core line is connect with the circuit board, and the gauze screen is connect with the shell.Shell forms the shielding construction of coating circuit plate with cable so that signal is conducted in completely enclosed shielding space, which improves effectiveness compared with existing structure.
Description
Technical field
The utility model is related to wireless radio-frequency field, more particularly to a kind of electromagnetic armouring structure and electronic equipment.
Background technology
Anti- electromagnetic performance is an important performance indexes of electronic product, and the most electronics that need to enter international market at present are set
It is standby all to need to meet CE (Conformity with European, the certification of Europe community), FCC (Federal
Communications Commission, Federal Communications Committee), UL (Underwriters'Laboratories, the U.S. protect
Dangerous quotient tests institute), the anti-interference requirement of electromagnetism such as CCC (China Compulsory Certification, China Compulsory Certification).
For it need to use the electronic equipment of cable transmission signal, existing electromagnetic shielding scheme is to be wrapped up on cable signal core line
One layer of shielding metal mesh, is twisted into one earth conductor by cable shielding metal mesh and is connected to electronic equipment together with signal core line
Circuit board on signal transduction connector on.However, the effectiveness of existing electromagnetic shielding scheme is limited, carrying out
When EMC (ElectroMagnetic Compatibility, Electro Magnetic Compatibility) EN 55032 is tested, EMI can not be passed through
(ElectroMagnetic Interference, electromagnetic interference) is tested.
Utility model content
The utility model provides a kind of electromagnetic armouring structure, the electromagnetic shielding for solving existing electromagnetic shielding scheme
The weaker problem of effect.
To achieve the above object, the utility model provides the following technical solution：
A kind of electromagnetic armouring structure, including：
Shell, the shell are shell made of conductive material；
Circuit board, the circuit board are set in the shell；
Cable, the cable include signal core line and coat the gauze screen of the signal core line outer layer；
The signal core line is connect with the circuit board, and the gauze screen is connect with the shell.
In electromagnetic armouring structure provided by the utility model, circuit board is located at enclosure interior, and in circuit board and cable
Signal core line connects, and shell is connect with the gauze screen in cable, then shell forms the shielding construction of coating circuit plate with cable, makes
It obtains signal to be conducted in completely enclosed shielding space, which improves electromagnetism compared with existing structure
Shield effectiveness.
Optionally, the circuit board has signal transduction connector, the signal core line and the signal transduction connector
Connection.
Optionally, the convergence of the gauze screen is connect with the shell one end be that at least one connects conductor, it is described at least
One connection conductor is connect with the shell.
Further, the quantity of the connection conductor is 2-5 strands.
Further, described at least one connection conductor and described case weld, be bonded or be connected through a screw thread part and connect.
Optionally, the circuit board further includes signal acquisition module, and the signal acquisition module connects with the signal transduction
Connect device connection.
Optionally, the shell is equipped with cable fixing piece, and one end that the cable is connect with the shell is solid with cable
Determine part connection.
Optionally, the cable includes the insulating layer for being coated on the gauze screen outer layer.
The utility model additionally provides a kind of electronic equipment, including at least one electromagnetic screen provided such as above-mentioned technical proposal
Shield structure.
Description of the drawings
Fig. 1 is a kind of structural schematic diagram for electromagnetic armouring structure that the utility model embodiment provides；
Fig. 2 is the structural schematic diagram for the cable that the utility model embodiment provides；
Fig. 3 is the EMI test results for the electromagnetic armouring structure that the utility model embodiment provides.
Specific implementation mode
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
It clearly and completely describes, it is clear that described embodiment is only the utility model a part of the embodiment, rather than whole realities
Apply example.Based on the embodiments of the present invention, those of ordinary skill in the art institute without making creative work
The every other embodiment obtained, shall fall within the protection scope of the present invention.
Shown in Figure 1, the utility model embodiment provides a kind of electromagnetic armouring structure, including：
Shell 10, specifically, shell 10 are shell made of conductive material, one closing of 10 inner hollow of shell and formation
Cavity body structure；
Circuit board 20, circuit board 20 is set in shell 10, and in specific implementation, circuit board 20 can be printed circuit board 20；
The concrete structure of cable 30, cable 30 is shown in Figure 2, including signal core line 31 and cladding 31 outer layer of signal core line
Gauze screen 32, specifically, gauze screen 32 is made of conductive material, and to improve the insulation performance of cable 30, cable 30 further includes
The insulating layer 33 shown in Fig. 2 for being coated on 32 outer layer of gauze screen, specifically, insulating layer 33 is by insulating materials systems such as rubber, plastics
At；
Shown in Fig. 1, signal core line 31 is connect with circuit board 20, and gauze screen 32 is connect with shell 10.
In above-mentioned electromagnetic armouring structure, shell 10 is connect with the gauze screen 32 in cable 30, and circuit board 20 is located at shell 10
Inside, and circuit board 20 is connect with the signal core line 31 in cable 30, then shell 10 forms coating circuit plate 20 with cable 30
Shielding construction so that signal is conducted in completely enclosed shielding space, the electromagnetic armouring structure and existing structure phase
Than improving effectiveness.The EMI test results of electromagnetic armouring structure provided in this embodiment are shown in Figure 3, in Fig. 3
Curve 1 be test benchmark, curve 2 is test result, the as seen from Figure 3 EMI of electromagnetic armouring structure provided in this embodiment
Test result is qualified.
Specifically, to make cable 30 and circuit board 20 realize that signal is connect, a kind of shown in Figure 1, specific implementation mode
In, there is circuit board 20 signal transduction connector 21, signal core line 31 to be connect with signal transduction connector 21.
To improve the effectiveness of electromagnetic armouring structure provided in this embodiment, a kind of shown in Figure 1, specific reality
It applies in mode, one end convergence that gauze screen 32 is connect with shell 10 is two strands of connection conductors 320, two strands of connection conductors 320 and shell
Body 10 connects.Specifically, connection conductor 320 at least should be one, and connection conductor 320 quantity is more, length more in short-term,
Effectiveness is better, and in specific implementation, the quantity of connection conductor 320 is 2-5 strands, concretely 2,3,4,5 strands.
In specific implementation, connection conductor 320 and shell 10 can be joined by welding, be bonded or be connected through a screw thread part connection
As shown in Figure 1, two strands of connection conductors 320 in the present embodiment are connect by two screws 12 with shell 10 respectively.
Shown in Figure 1, in a kind of specific implementation mode, circuit board 20 further includes signal acquisition module 22, signal acquisition
Module 22 is connect with signal transduction connector 21, to be acquired to 21 received signal of signal transduction connector.
It is shown in Figure 1 to improve the firmness of the connection of cable 30 and shell 10, in a kind of specific implementation mode, shell
10 are equipped with 30 fixing piece 11 of cable, and one end that cable 30 is connect with shell 10 is connect with 30 fixing piece 11 of cable, are embodied
In, the mode that clamping can be used in 30 fixing piece 11 of cable is connect with cable 30, to improve being connected firmly for cable 30 and shell 10
Degree.
Based on same inventive concept, the utility model embodiment additionally provides a kind of electronic equipment, including it is at least one such as
The electromagnetic armouring structure that above-described embodiment provides.Specifically, which can be video camera.
Obviously, those skilled in the art the utility model embodiment can be carried out various modification and variations without departing from
The spirit and scope of the utility model.In this way, if these modifications and variations of the present invention belong to the utility model right
It is required that and its within the scope of equivalent technologies, then the utility model is also intended to include these modifications and variations.
Claims (9)
1. a kind of electromagnetic armouring structure, which is characterized in that including：
Shell, the shell are shell made of conductive material；
Circuit board, the circuit board are set in the shell；
Cable, the cable include signal core line and coat the gauze screen of the signal core line outer layer；
The signal core line is connect with the circuit board, and the gauze screen is connect with the shell.
2. electromagnetic armouring structure according to claim 1, which is characterized in that the circuit board is connected with signal transduction
Device, the signal core line are connect with the signal transduction connector.
3. electromagnetic armouring structure according to claim 1, which is characterized in that the gauze screen connect with the shell one
End convergence is that at least one connection conductor, described at least one connection conductor are connect with the shell.
4. electromagnetic armouring structure according to claim 3, which is characterized in that the quantity of the connection conductor is 2-5 strands.
5. electromagnetic armouring structure according to claim 3, which is characterized in that at least one connection conductor and the shell
Body welding is bonded or is connected through a screw thread part connection.
6. electromagnetic armouring structure according to claim 1, which is characterized in that the circuit board further includes signal acquisition mould
Group, the signal acquisition module are connect with the signal transduction connector.
7. electromagnetic armouring structure according to claim 1, which is characterized in that the shell is equipped with cable fixing piece, institute
One end that cable is connect with the shell is stated to connect with cable fixing piece.
8. electromagnetic armouring structure according to claim 1, which is characterized in that the cable is coated on the gauze screen
The insulating layer of outer layer.
9. a kind of electronic equipment, which is characterized in that including at least one such as claim 1-8 any one of them electromagnetic shielding knot
Structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820314411.1U CN207868527U (en) | 2018-03-07 | 2018-03-07 | A kind of electromagnetic armouring structure and electronic equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820314411.1U CN207868527U (en) | 2018-03-07 | 2018-03-07 | A kind of electromagnetic armouring structure and electronic equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207868527U true CN207868527U (en) | 2018-09-14 |
Family
ID=63455674
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820314411.1U Active CN207868527U (en) | 2018-03-07 | 2018-03-07 | A kind of electromagnetic armouring structure and electronic equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207868527U (en) |
-
2018
- 2018-03-07 CN CN201820314411.1U patent/CN207868527U/en active Active
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