CN215011348U - Intelligent integrated terminal electromagnetic shielding casing - Google Patents
Intelligent integrated terminal electromagnetic shielding casing Download PDFInfo
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- CN215011348U CN215011348U CN202121065855.4U CN202121065855U CN215011348U CN 215011348 U CN215011348 U CN 215011348U CN 202121065855 U CN202121065855 U CN 202121065855U CN 215011348 U CN215011348 U CN 215011348U
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- front panel
- middle frame
- electromagnetic shielding
- metal film
- conductive metal
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Abstract
The utility model discloses an intelligence fuses terminal electromagnetic shield casing belongs to the electromagnetic protection field, include: the middle frame is detachably fixed with the back of the front panel; the rear cover is detachably fixed with the back of the middle frame; the front panel comprises at least one preset area for placing the built-in antenna; the conductive metal film is arranged on the inner wall, close to the middle frame, of the front panel, and covers other areas except the preset area, so that the conductive metal film is in contact with the middle frame, and the front panel, the middle frame and the rear cover form a closed metal shielding bin. The beneficial effects of this technical scheme lie in: set up the electrically conductive metal film of one deck on the back inner wall of front panel for whole casing forms a confined metallic shield storehouse, has promoted the electromagnetic shielding performance of casing, fine improvement the wireless interference killing feature of casing, can further effectual guarantee built-in antenna's signal transmission performance simultaneously.
Description
Technical Field
The utility model relates to an electromagnetic protection field, concretely relates to intelligence fuses terminal electromagnetic shield casing.
Background
Electromagnetic interference (EMI) is an electronic noise that interferes with the cable signal and reduces signal integrity. With the progress of science and technology, the working frequency of various electronic components is higher and higher, and if electromagnetic interference occurs, the terminal equipment is abnormal.
Electromagnetic shielding (electromagnetic shielding) can solve the problem of electromagnetic interference, perform TEMPEST protection, ensure the normal operation of circuits in electronic equipment and ensure the safety of the equipment, and the shielding of the electronic equipment with a communication function is to perform metal isolation between two space areas so as to control the induction and radiation of an electric field, a magnetic field and electromagnetic waves from one area to the other area.
The fusion terminal is a novel user terminal derived in the FMC of the fixed and movable fusion FPGA middle layer board card during terminal side fusion. The intelligent integrated terminal is a communication terminal supporting multiple wireless communication modes, for example, the intelligent integrated terminal can support wireless network WiFi, bit stream BT, LTE, wireless multi-hop network MESH and GPS. Because the intelligent integrated terminal supports a plurality of wireless systems, a plurality of antennas are required to be configured to realize the transmission of signals.
Under general conditions, the plastic part is needed to be used for the front panel of the integrated terminal, and because the casing does not adopt a metal shielding design completely, after the front panel adopts the plastic part, the electromagnetic shielding effect of the whole machine is weaker, and part of background noise of a wireless system is easily interfered by external electromagnetic interference, so that the performance of equipment is influenced.
Disclosure of Invention
An object of the utility model is to provide an intelligence fuses terminal electromagnetic shield casing.
The utility model provides a technical problem can adopt following technical scheme to realize:
the utility model provides an intelligence fuses terminal electromagnetic shield casing, include:
the front panel comprises at least one preset area;
the middle frame is detachably fixed with the back surface of the front panel;
the rear cover is detachably fixed with the back surface of the middle frame;
at least one built-in antenna, wherein each built-in antenna is respectively arranged in the preset area;
a conductive metal film, conductive metal film set up in the front panel is close to on the inner wall of center, just conductive metal film covers except predetermineeing other regions in region, so that conductive metal film with the center contact, so that the front panel the center with the back lid forms a confined metal shielding storehouse.
Preferably, the conductive metal film is formed by a targeted plating process.
Preferably, an external antenna is further arranged at the top of the middle frame.
Preferably, the predetermined area is disposed near a side edge of the front panel.
Preferably, the number of the preset areas is three.
Preferably, the front panel is made of a plastic material.
Preferably, the middle frame is made of aluminum.
Preferably, the rear cover is made of an aluminum material.
Preferably, the rear cover is provided with a heat dissipation air port.
The utility model discloses technical scheme's beneficial effect lies in:
the utility model provides an intelligence fuses terminal electromagnetic shield casing sets up the one deck conductive metal membrane on the back inner wall of front panel for have good electrically conductive contact between front panel back inner wall and the center, and then make whole casing form a confined metallic shield storehouse, promoted the electromagnetic shielding performance of casing, fine improvement the wireless interference killing feature of casing, can further effectual guarantee built-in antenna's signal transmission performance simultaneously.
Drawings
Fig. 1 is a schematic structural view of a back surface of a front panel of an electromagnetic shielding enclosure of an intelligent convergence terminal of the present invention, wherein a shaded portion in the figure is a conductive metal film;
fig. 2 is a front view of the front panel of the present invention;
fig. 3 is a side view of the front panel of the present invention;
fig. 4 is a side view of the middle frame of the present invention;
fig. 5 is a side view of the rear cover of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.
It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict.
The present invention will be further described with reference to the accompanying drawings and specific embodiments, but the present invention is not limited thereto.
The utility model provides an intelligence fuses terminal electromagnetic shield casing belongs to the electromagnetic protection field, see fig. 1-5, include:
a front panel 1, wherein the front panel 1 comprises at least one preset area 11;
the middle frame 2 is detachably fixed with the back of the front panel 1;
a back cover 3, the back cover 3 is detachably fixed with the back of the middle frame 2;
at least one built-in antenna (not shown), each built-in antenna being respectively disposed in the preset area 11;
and the conductive metal film 4 is arranged on the inner wall of the front panel 1 close to the middle frame 2, and the conductive metal film 4 covers other areas except the preset area 11 so that the conductive metal film 4 is contacted with the middle frame 2, and the front panel 1, the middle frame 2 and the rear cover 3 form a closed metal shielding bin.
Specifically, in this embodiment, the electromagnetic shielding enclosure for the intelligent convergence terminal mainly includes: the front panel 1, the middle frame 2 and the rear cover 3 are formed by three parts, wherein the front panel 1 is made of plastic, at least one preset area 11 is arranged on the front panel 1 and used for embedding an internal antenna, and the internal antenna is used for short-distance signal transmission; the middle frame 2 and the rear cover 3 are both made of metal materials, and the middle frame 2 is arranged between the front panel 1 and the rear cover 3 and used for providing integral casing framework support;
considering that the front panel 1 in the prior art adopts a plastic part, the whole machine case does not completely make the metal shielding design, so that the whole machine uses the metal shielding machine case completely, the electromagnetic shielding effect is reduced, and the performance of the equipment is easily affected by external electromagnetic interference.
Furthermore, the back surface of the plastic front panel 1 of the middle electromagnetic shielding casing of the utility model is also provided with a layer of conductive metal film 4, so that the inner wall of the back surface of the front panel 1 is in good conductive contact with the middle frame 2, and the whole casing is enclosed into a closed metal shielding bin, thereby improving the electromagnetic shielding performance of the casing; and this electrically conductive metal film 4 covers except presetting other regions of regional 11 on the 1 back inner wall of front panel, when having improved the wireless interference killing feature of casing, can further effectual guarantee built-in antenna's signal transmission performance, under the same scene, the utility model provides a wireless standard makes an uproar at the bottom of for not having electrically conductive metal film 4, has promoted at least 10 dBm.
As a preferred embodiment, the conductive metal film 4 is formed by a targeted plating process.
Specifically, in the present embodiment, the inner wall of the back side of the front panel 1 is subjected to a targeted plating process through a vacuum plating process, and the inner wall of the back side of the plastic front panel 1 is plated with a conductive metal film 4, so that the contact between the inner wall of the front panel 1 and the metal middle frame 2 is ensured, and the conductive performance is good.
Further, due to the existence of the built-in antenna, after film coating, the preset area 11 for placing the built-in antenna is subjected to clearance treatment, and the film coating of the preset area 11 is removed, so that the wireless anti-interference capability of the casing is improved, and meanwhile, the signal transmission performance of the built-in antenna can be further effectively guaranteed.
In a preferred embodiment, as shown in fig. 4, an external antenna 21 is further disposed on the top of the middle frame 2.
Specifically, in the present embodiment, in addition to embedding an internal antenna in the housing for performing short-distance signal transmission, the present embodiment further includes an external antenna 21 disposed at the top of the middle frame 2, and one or more external antennas 21 may be disposed on the external antenna 21, preferably, in the present embodiment, one external antenna 21 is used for long-distance signal transmission.
As a preferred embodiment, the predetermined area 11 is arranged close to the side edge of the front panel 1, as shown in fig. 1 and 2.
Specifically, in practical application, the front panel 1 is further provided with other components, such as a touch panel, a display screen, an indicator light window, and the like, and the preset difference may be optimized according to the setting positions of the other components, preferably, in this embodiment, the preset region 11 may be arranged near the side edge of the front panel 1, and may also be arranged at any position on the front panel 1.
As a preferred embodiment, as shown in fig. 1 and 2, the number of the preset regions 11 is three.
Specifically, the number of the preset area 11 is at least one, and one or more than one preset area 11 may be set, and the internal antenna is embedded in the preset area 11 of the front panel 1; preferably, in the present embodiment, the number of the preset areas 11 is three, that is, the number of the built-in antennas is also three.
In a preferred embodiment, the front panel 1 is made of a plastic material.
In a preferred embodiment, the middle frame 2 is made of aluminum.
In a preferred embodiment, the rear cover 3 is made of aluminum.
Specifically, the middle frame 2 and the rear cover 3 are both made of aluminum, and the aluminum has a good electromagnetic wave shielding (blocking) effect due to good conductive capability, and further, can be made of other metal materials, such as aluminum alloy materials.
In a preferred embodiment, the rear cover 3 is provided with a heat dissipation air opening.
Specifically, the cooling air port is further included, the cooling air port can be set to be in any shape, for example, regular patterns such as circles and bars, and also can be set to be irregular patterns, and the cooling air port is used for cooling electronic equipment inside the casing.
The technical scheme has the following advantages or beneficial effects:
the utility model provides an intelligence fuses terminal electromagnetic shield casing sets up the electrically conductive metal film of one deck on the back inner wall of front panel for have good electrically conductive contact between front panel back inner wall and the center, and then make whole casing form a confined metallic shield storehouse, promoted the electromagnetic shielding performance of casing, fine improvement the wireless interference killing feature of casing, can further effectual guarantee built-in antenna's signal transmission performance simultaneously.
The above is only a preferred embodiment of the present invention, and not intended to limit the scope of the invention, and it should be appreciated by those skilled in the art that various equivalent substitutions and obvious changes made in the specification and drawings should be included within the scope of the present invention.
Claims (9)
1. The utility model provides an intelligence fuses terminal electromagnetic shield casing which characterized in that includes:
the front panel comprises at least one preset area;
the middle frame is detachably fixed with the back surface of the front panel;
the rear cover is detachably fixed with the back surface of the middle frame;
at least one built-in antenna, wherein each built-in antenna is respectively arranged in the preset area;
a conductive metal film, conductive metal film set up in the front panel is close to on the inner wall of center, just conductive metal film covers except predetermineeing other regions in region, so that conductive metal film with the center contact, so that the front panel the center with the back lid forms a confined metal shielding storehouse.
2. The intelligent convergence terminal electromagnetic shielding case of claim 1, wherein the conductive metal film is formed by a targeted plating process.
3. The intelligent convergence terminal electromagnetic shielding case of claim 1, wherein an external antenna is further disposed on a top of the middle frame.
4. The intelligent convergence terminal electromagnetic shielding case of claim 1, wherein the preset area is arranged near a side edge of the front panel.
5. The intelligent convergence terminal electromagnetic shielding case of claim 1, wherein the number of the preset areas is three.
6. The intelligent convergence terminal electromagnetic shielding case of claim 1, wherein the front panel is made of plastic.
7. The intelligent convergence terminal electromagnetic shielding case of claim 1, wherein the middle frame is made of aluminum.
8. The intelligent convergence terminal electromagnetic shielding case of claim 1, wherein the back cover is made of aluminum.
9. The intelligent convergence terminal electromagnetic shielding case of claim 1, wherein the rear cover is provided with a heat dissipation air port.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121065855.4U CN215011348U (en) | 2021-05-18 | 2021-05-18 | Intelligent integrated terminal electromagnetic shielding casing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121065855.4U CN215011348U (en) | 2021-05-18 | 2021-05-18 | Intelligent integrated terminal electromagnetic shielding casing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215011348U true CN215011348U (en) | 2021-12-03 |
Family
ID=79131559
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121065855.4U Active CN215011348U (en) | 2021-05-18 | 2021-05-18 | Intelligent integrated terminal electromagnetic shielding casing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215011348U (en) |
-
2021
- 2021-05-18 CN CN202121065855.4U patent/CN215011348U/en active Active
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