CN207305273U - The body structure of the good electromagnetic compatibility case of water resistance - Google Patents
The body structure of the good electromagnetic compatibility case of water resistance Download PDFInfo
- Publication number
- CN207305273U CN207305273U CN201721346989.7U CN201721346989U CN207305273U CN 207305273 U CN207305273 U CN 207305273U CN 201721346989 U CN201721346989 U CN 201721346989U CN 207305273 U CN207305273 U CN 207305273U
- Authority
- CN
- China
- Prior art keywords
- outer case
- case
- internal box
- electromagnetic compatibility
- shielding
- 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.)
- Expired - Fee Related
Links
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 18
- 230000017525 heat dissipation Effects 0.000 claims abstract description 10
- 239000002131 composite material Substances 0.000 claims abstract description 9
- 238000002386 leaching Methods 0.000 claims description 8
- 239000011521 glass Substances 0.000 claims description 6
- 239000002184 metal Substances 0.000 claims description 6
- 229910052751 metal Inorganic materials 0.000 claims description 6
- 239000004033 plastic Substances 0.000 claims description 6
- 238000010276 construction Methods 0.000 claims description 5
- 208000002925 dental caries Diseases 0.000 claims description 5
- 239000002322 conducting polymer Substances 0.000 claims description 4
- 229920001940 conductive polymer Polymers 0.000 claims description 4
- 238000009792 diffusion process Methods 0.000 claims description 4
- 239000006260 foam Substances 0.000 claims description 4
- 238000007747 plating Methods 0.000 claims description 4
- 238000010521 absorption reaction Methods 0.000 claims description 3
- 238000000926 separation method Methods 0.000 claims description 2
- 238000005192 partition Methods 0.000 claims 1
- 230000005855 radiation Effects 0.000 abstract description 5
- 230000000694 effects Effects 0.000 description 4
- 230000005611 electricity Effects 0.000 description 3
- 150000001875 compounds Chemical class 0.000 description 2
- 230000003116 impacting effect Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005672 electromagnetic field Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 230000036039 immunity Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
Landscapes
- Shielding Devices Or Components To Electric Or Magnetic Fields (AREA)
Abstract
The utility model discloses the body structure of the good electromagnetic compatibility case of water resistance, including outer case with being arranged internal box in the outer case, shielding cavity is formed between outer case and internal box, multiple demarcation strips are equipped with shielding cavity, the outer wall of the inner wall and internal box of demarcation strip and outer case mutually vertical connection, interval is filled with shielded layer in shielding cavity, multiple heat emission holes are equipped with the side wall of internal box and the top surface of outer case, zigzag heat dissipation channel is equipped with shielded layer, the top face of outer case is equipped with rain shade, extractor fan is equipped between rain shade and the top surface of outer case.The electromagnetic compatibility shielding case of the utility model, using the structure of composite bed, both the structure of shielded box can have been strengthened, electromagnetic wave can be effectively absorbed again, and and inside can with reflection electromagnetic wave, prevent the external world electromagnetic wave from entering, internal electromagnetic wave cannot be to external radiation, can possess good electromagnetic compatibility shielding function, suitable for various shielding electromagnetic waves.
Description
Technical field
It the utility model is related to a kind of electromagnetic compatibility shielding case, and in particular to the babinet of the good electromagnetic compatibility case of water resistance
Structure.
Background technology
Electro Magnetic Compatibility (EMC) refers to that equipment or system meet the requirements operation not in its environment in its electromagnetic environment
Any equipment produce the ability of intolerable electromagnetic interference.Therefore, EMC includes the requirement of two aspects：On the one hand refer to
The electromagnetic interference that equipment produces place environment in normal course of operation is no more than certain limit value；On the other hand it is finger device
Tool has a degree of immunity to interference, i.e. electromagnetic susceptibility to electromagnetic interference present in the environment of place.The various electricity of electromagnetic compatibility
Gas or electronic equipment meet the normal work of design requirement with defined safety coefficient in the common space of electromagnetic environment complexity
Ability.Also referred to as Electro Magnetic Compatibility.Its implication includes：1. mutually taking into account in electromagnetic environment between electronic system or equipment；
2. electronic system or equipment can work normally in nature electromagnetic environment according to design requirement.If electromagnetic field is expanded to again to life
Electromagnetic compatibility subject content, then can be referred to as environmental electromagnetism by the influence of state environment again.Traditional electromagnetic compatibility shielding device leads to
Shielding cavity only often is made using one layer of metallic plate.Due to this relatively simple for structure, the electromagnetic screen of low frequency may be only available for
Cover, tend not to pass through EMC test.In actual use, electromagnetic interference is easily caused mutually with other electromagnetic equipments.
Therefore, traditional shielding construction cannot meet the shielding requirements under complex electromagnetic environment.
Utility model content
Technical problem to be solved in the utility model is that traditional electromagnetic compatibility shielding device usually only uses one layer of gold
Belong to plate and shielding cavity is made.Due to this relatively simple for structure, the electromagnetic shielding of low frequency is may be only available for, tends not to pass through
EMC test.In actual use, electromagnetic interference, therefore traditional shielding knot are easily caused mutually with other electromagnetic equipments
Structure cannot meet the shielding requirements under complex electromagnetic environment, and it is an object of the present invention to provide the case of the good electromagnetic compatibility case of water resistance
Body structure, using the structure of composite bed, can not only strengthen the structure of shielded box, but also can effectively absorb electromagnetic wave, and and interior
Portion with reflection electromagnetic wave, can prevent the electromagnetic wave in the external world from entering, and internal electromagnetic wave cannot can possess good to external radiation
Electromagnetic compatibility shielding function, suitable for various shielding electromagnetic waves.
The utility model is achieved through the following technical solutions：
The body structure of the good electromagnetic compatibility case of water resistance, including outer case and internal box in the outer case is arranged,
Form shielding cavity between outer case and internal box, be equipped with multiple demarcation strips in shielding cavity, the inner wall of demarcation strip and outer case and interior
Mutually shielding cavity is divided into more sub- cavitys, is spaced in sub- cavity filled with screen the outer wall of babinet by vertical connection, demarcation strip
Cover layer, the shielded layer includes the glass layer, plastic layer of two-sided plating metal, electromagnetic absorption layer, two-sided successively from inside to outside
Plate plastic layer, the glass layer of metal；Multiple heat emission holes, shielded layer are equipped with the side wall of internal box and the top surface of outer case
Interior to be equipped with zigzag heat dissipation channel, the top face of outer case is equipped with rain shade, is set between rain shade and the top surface of outer case
There is extractor fan.
The electromagnetic compatibility shielding case of the utility model, using the structure of composite bed, can not only strengthen the structure of shielded box, but also
Can effectively absorb electromagnetic wave, and and inside with reflection electromagnetic wave, can prevent the electromagnetic wave in the external world from entering, internal electromagnetism
Ripple cannot can possess good electromagnetic compatibility shielding function, suitable for various shielding electromagnetic waves to external radiation.By internal box
Shielding cavity between outer case has been divided into more sub- cavitys, is then filled with shielded layer, shielded layer is compound by multilayer material
Form, there is good effectiveness, can be adapted for a variety of shielding electromagnetic waves；The side wall of internal box and outer case
Multiple heat emission holes are equipped with top surface, zigzag heat dissipation channel is equipped with shielded layer, can realize electromagnetic equipment well
Heat dissipation, while the shield effectiveness of shielded layer is not interfered with again；The top face of outer case is equipped with rain shade, can be to the upper of babinet
Fang Jinhang is blocked, and avoids ambient weather etc. from impacting babinet, and extractor fan is equipped between rain shade and the top surface of outer case,
Radiating efficiency can be improved by heat emission hole and heat dissipation channel.
Rain shade surface scribbles waterproof layer, improves the water resistance of babinet.
It is hollow-core construction in the demarcation strip, is filled with conducting foam in demarcation strip, further improves the screen of babinet
Cover effect.
Leaching rubber screen pad is equipped between outer case and internal box, the leaching rubber screen pad is used to be electrically connected described
Shell cover and the housing and prevent the annular seal space in-body devices energy to housing external diffusion；The internal box and outer case are adopted
It is made of conducting polymer composite, improves the effect of electromagnetic compatibility shielding and increased shield ranges.
The utility model compared with prior art, has the following advantages and advantages：
1st, the body structure of the good electromagnetic compatibility case of the utility model water resistance, both can be with using the structure of composite bed
Strengthen the structure of shielded box, and electromagnetic wave can be effectively absorbed, and and inside with reflection electromagnetic wave, can make the electromagnetic wave in the external world
It cannot enter, internal electromagnetic wave cannot can possess good electromagnetic compatibility shielding function, suitable for various electricity to external radiation
The shielding of magnetic wave；
2nd, the body structure of the good electromagnetic compatibility case of the utility model water resistance, rain shade surface scribbles waterproof layer, carries
The water resistance of high babinet, the interior demarcation strip is hollow-core construction, is filled with conducting foam in demarcation strip, further improves
The shield effectiveness of babinet；
3rd, the body structure of the good electromagnetic compatibility case of the utility model water resistance, is equipped with leaching between outer case and internal box
Rubber screen pads, and the leaching rubber screen pad is used to be electrically connected the shell cover and the housing and prevents the annular seal space
In-body devices energy is to housing external diffusion；The internal box and outer case are made of conducting polymer composite, and it is simultaneous to improve electromagnetism
Hold the effect of shielding and increase shield ranges.
Brief description of the drawings
Attached drawing described herein is used for providing further understanding the utility model embodiment, forms the one of the application
Part, does not form the restriction to the utility model embodiment.In the accompanying drawings：
Fig. 1 is the utility model structure diagram.
Mark and corresponding parts title in attached drawing：
1- outer cases, 2- internal box, 3- shielding cavities, 4- heat emission holes, 5- rain shades, 6- demarcation strips.
Embodiment
For the purpose of this utility model, technical solution and advantage is more clearly understood, with reference to embodiment and attached drawing,
The utility model is described in further detail, and the exemplary embodiment and its explanation of the utility model are only used for explaining this
Utility model, is not intended to limit the scope of the present invention.
Embodiment
As shown in Figure 1, the body structure of the good electromagnetic compatibility case of the utility model water resistance, including outer case 1 and set
The internal box 2 being located in outer case 1, forms shielding cavity 3, multiple separations is equipped with shielding cavity 3 between outer case 1 and internal box 2
Mutually vertical connection, demarcation strip 6 split shielding cavity 3 for the inner wall of plate 6, demarcation strip 6 and outer case 1 and the outer wall of internal box 2
Into more sub- cavitys, interval be filled with shielded layer in sub- cavity, and the shielded layer is from inside to outside successively including glass layer, double
Plate plastic layer, electromagnetic absorption layer, plastic layer, the glass layer of two-sided plating metal of metal in face；The side wall and outer container of internal box 2
Multiple heat emission holes 4 are equipped with the top surface of body 1, are equipped with zigzag heat dissipation channel in shielded layer, the top face of outer case 1 is set
There is rain shade 5, extractor fan is equipped between rain shade 5 and the top surface of outer case 1.
The electromagnetic compatibility shielding case of the utility model, using the structure of composite bed, can not only strengthen the structure of shielded box, but also
Can effectively absorb electromagnetic wave, and and inside with reflection electromagnetic wave, can prevent the electromagnetic wave in the external world from entering, internal electromagnetism
Ripple cannot can possess good electromagnetic compatibility shielding function, suitable for various shielding electromagnetic waves to external radiation.By internal box
Shielding cavity between outer case has been divided into more sub- cavitys, is then filled with shielded layer, shielded layer is compound by multilayer material
Form, there is good effectiveness, can be adapted for a variety of shielding electromagnetic waves；The side wall of internal box and outer case
Multiple heat emission holes are equipped with top surface, zigzag heat dissipation channel is equipped with shielded layer, can realize electromagnetic equipment well
Heat dissipation, while the shield effectiveness of shielded layer is not interfered with again；The top face of outer case is equipped with rain shade, can be to the upper of babinet
Fang Jinhang is blocked, and avoids ambient weather etc. from impacting babinet, and extractor fan is equipped between rain shade and the top surface of outer case,
Radiating efficiency can be improved by heat emission hole and heat dissipation channel.
Preferably, rain shade surface scribbles waterproof layer, improves the water resistance of babinet.
Preferably, in the demarcation strip it is hollow-core construction, is filled with conducting foam in demarcation strip, further improves case
The shield effectiveness of body.
Preferably, leaching rubber screen pad is equipped between outer case and internal box, the leaching rubber screen pad is used for electricity
Connect the shell cover and the housing and prevent the annular seal space in-body devices energy to housing external diffusion；The internal box and
Outer case is made of conducting polymer composite, is improved the effect of electromagnetic compatibility shielding and has been increased shield ranges.
Above-described embodiment, the purpose of this utility model, technical solution and beneficial effect have been carried out into
One step describes in detail, it should be understood that the foregoing is merely specific embodiment of the present utility model, is not used to limit
Determine the scope of protection of the utility model, where within the spirit and principles of the present invention, any modification for being made, equally replace
Change, improve, should be included within the scope of protection of this utility model.
Claims (5)
1. the body structure of the good electromagnetic compatibility case of water resistance, it is characterised in that including outer case (1) and be set in outer case
(1) internal box (2) in, forms shielding cavity (3), multiple points is equipped with shielding cavity (3) between outer case (1) and internal box (2)
Mutually vertical connection, demarcation strip (6) will for the inner wall of partition plate (6), demarcation strip (6) and outer case (1) and the outer wall of internal box (2)
Shielding cavity (3) is divided into more sub- cavitys, is spaced in sub- cavity and is filled with shielded layer, the shielded layer includes successively from inside to outside
Glass layer, the plastic layer of two-sided plating metal, electromagnetic absorption layer, plastic layer, the glass layer of two-sided plating metal；Internal box
(2) for side wall with being equipped with multiple heat emission holes (4) on the top surface of outer case (1), shielded layer is interior to be equipped with zigzag heat dissipation channel,
The top face of outer case (1) is equipped with rain shade (5), and extractor fan is equipped between rain shade (5) and the top surface of outer case (1).
2. the body structure of the good electromagnetic compatibility case of water resistance according to claim 1, it is characterised in that rain shade
(5) surface scribbles waterproof layer.
3. the body structure of the good electromagnetic compatibility case of water resistance according to claim 1, it is characterised in that the separation
It is hollow-core construction in plate (6), conducting foam is filled with demarcation strip (6).
4. the body structure of the good electromagnetic compatibility case of water resistance according to claim 1, it is characterised in that outer case
(1) leaching rubber screen pad is equipped between internal box (2), the leaching rubber screen pad is used to be electrically connected the shell cover and institute
State housing and prevent the annular seal space in-body devices energy to housing external diffusion.
5. the body structure of the good electromagnetic compatibility case of water resistance according to claim 1, it is characterised in that the interior case
Body (2) and outer case (1) are made of conducting polymer composite.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721346989.7U CN207305273U9 (en) | 2017-10-18 | 2017-10-18 | The body structure of the good electromagnetic compatibility case of water resistance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721346989.7U CN207305273U9 (en) | 2017-10-18 | 2017-10-18 | The body structure of the good electromagnetic compatibility case of water resistance |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN207305273U true CN207305273U (en) | 2018-05-01 |
| CN207305273U9 CN207305273U9 (en) | 2018-05-29 |
Family
ID=62272881
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721346989.7U Expired - Fee Related CN207305273U9 (en) | 2017-10-18 | 2017-10-18 | The body structure of the good electromagnetic compatibility case of water resistance |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207305273U9 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107734949A (en) * | 2017-10-18 | 2018-02-23 | 四川嘉义雷科电子技术有限公司 | A kind of waterproof construction of electromagnetic compatibility control cabinet |
| CN110446416A (en) * | 2019-09-10 | 2019-11-12 | 山东省产品质量检验研究院 | A kind of electromagnetic compatibility case |
-
2017
- 2017-10-18 CN CN201721346989.7U patent/CN207305273U9/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107734949A (en) * | 2017-10-18 | 2018-02-23 | 四川嘉义雷科电子技术有限公司 | A kind of waterproof construction of electromagnetic compatibility control cabinet |
| CN110446416A (en) * | 2019-09-10 | 2019-11-12 | 山东省产品质量检验研究院 | A kind of electromagnetic compatibility case |
| CN110446416B (en) * | 2019-09-10 | 2020-04-07 | 山东省产品质量检验研究院 | Electromagnetic compatibility box |
Also Published As
| Publication number | Publication date |
|---|---|
| CN207305273U9 (en) | 2018-05-29 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN207460732U (en) | For the high-efficiency shielding case of electromagnetic compatibility | |
| CN206274709U (en) | One kind electromagnetic shielding optical module | |
| CN207305273U (en) | The body structure of the good electromagnetic compatibility case of water resistance | |
| CN206163807U (en) | High voltage connector seal assembly and high voltage connector | |
| CN109413952B (en) | Dust shield cooling system for solid state modulator | |
| CN107734949A (en) | A kind of waterproof construction of electromagnetic compatibility control cabinet | |
| CN107635391A (en) | The shielded box of electromagnetic compatibility easy to use | |
| CN206442663U (en) | A kind of electromagnetic compatibility control cabinet | |
| CN203117231U (en) | Automatic electric quantity calibration machine case | |
| CN203504952U (en) | Monitoring demodulation module shielding case | |
| CN208572707U (en) | A kind of modularization shielding case | |
| CN206727108U (en) | A kind of li battery shell of anti-electromagnetic interference | |
| CN110446416B (en) | Electromagnetic compatibility box | |
| CN215121766U (en) | Novel electromagnetic shielding casing air inlet/outlet device | |
| CN204696011U (en) | A kind of electromagnetic armouring structure for keyboard | |
| CN204231865U (en) | Electromagnetic compatibility shielding cabin | |
| CN201821636U (en) | Magnetic shielding device | |
| CN201821635U (en) | Novel magnetic shielding device | |
| CN209462880U (en) | A kind of protection type electric cabinet | |
| CN207869114U (en) | A kind of enclosed type mobile phone signal orientation detecting shielding device | |
| CN202603103U (en) | An automobile controller housing | |
| CN203691414U (en) | High-speed hot swap micro light transceiver module | |
| CN207151089U (en) | A kind of novel multi-layer ventilation waveguide window | |
| CN207250956U (en) | A kind of switch board with shielding electromagnetic interference | |
| CN206851230U (en) | The interchanger of power networks risk delivery system based on Android platform |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CU01 | Correction of utility model |
Correction item: Claims|Description Correct: Correct False: Error Number: 18-01 Page: full text Volume: 34 |
|
| CU01 | Correction of utility model | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Box structure of electromagnetic compatibility box with good waterproof performance Effective date of registration: 20210827 Granted publication date: 20180501 Pledgee: Bank of Chengdu science and technology branch of Limited by Share Ltd. Pledgor: SICHUAN JIAYI LEIKE ELECTRONIC TECHNOLOGY Co.,Ltd. Registration number: Y2021980008524 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180501 |