CN216719012U - Aviation tablet personal computer - Google Patents

Abstract

The utility model provides an aviation tablet personal computer which comprises a metal tablet body, a circuit board and a metal shell, wherein the metal tablet body is provided with a first groove; a convex edge is convexly arranged on the first surface of the metal flat plate body and used for being connected with a ground wire, and a plurality of through holes are formed in the metal shell; the metal shell is fixed on the metal flat plate body, an accommodating space is defined by the metal shell, the convex edge and the metal flat plate body, the circuit board is fixed on the first surface of the metal flat plate body, and the circuit board is accommodated in the accommodating space. The aviation tablet personal computer provided by the utility model realizes the structural design of Faraday cage type electromagnetic wave and electrostatic interference prevention, and achieves effective electrostatic shielding and electromagnetic wave prevention effects.

Description

Aviation tablet personal computer

[ technical field ] A method for producing a semiconductor device

The utility model relates to the technical field of tablet computers, in particular to an aviation tablet computer.

[ background of the utility model ]

In the current intelligent era, the airplane is required to be provided with a tablet personal computer, people need to use the tablet personal computer on the airplane for information inquiry or entertainment during travel, but various electrical appliances on the airplane, electronic equipment such as mobile phones of passengers, computers and the like can emit various electromagnetic waves, the emitted electromagnetic waves can interfere with the aviation tablet personal computer, human static electricity can also damage the aviation tablet personal computer, and the electromagnetic waves of the aviation tablet personal computer can also interfere with airplane signals.

In view of the above, there is a need to provide a new aviation tablet computer to overcome the above-mentioned drawbacks.

[ Utility model ] A method for manufacturing a semiconductor device

The utility model aims to provide an aviation tablet personal computer, which realizes the structural design of Faraday cage type electromagnetic wave and electrostatic interference prevention and achieves the effective electrostatic shielding and electromagnetic wave prevention effects.

In order to achieve the above object, the present invention provides an aviation tablet computer, which comprises a metal tablet body, a circuit board and a metal shell; a convex edge is convexly arranged on the first surface of the metal flat body and used for being connected with a ground wire, and the metal shell is provided with a plurality of through holes; the metal shell is fixed on the metal flat plate body, an accommodating space is defined by the metal shell, the convex edge and the metal flat plate body, the circuit board is fixed on the first surface of the metal flat plate body, and the circuit board is accommodated in the accommodating space.

In a preferred embodiment, the protruding edge is connected to the ground wire by a ground screw.

In a preferred embodiment, the metal shell is fixed to the metal plate body by a plurality of locking screws.

In a preferred embodiment, the through hole has a diameter of 3 mm.

In a preferred embodiment, the circuit board is electrically connected to the metal plate body.

In a preferred embodiment, the metal shell, the protruding edge and the metal flat body are all made of aluminum.

Compared with the prior art, the aviation tablet personal computer provided by the utility model has the advantages that the convex edge is convexly arranged on the first surface of the metal flat body, the convex edge can be connected with the ground wire, the metal shell, the convex edge and the metal flat body can form the accommodating space in an enclosing manner, the metal shell is provided with the plurality of through holes, the circuit board is accommodated in the accommodating space, namely, the metal shell, the convex edge and the metal flat body can form the metal cage type structure, the structural design of Faraday cage type electromagnetic wave and electrostatic interference prevention is realized, and the effective electrostatic shielding and electromagnetic wave prevention effects are achieved.

In order to make the aforementioned and other objects, features and advantages of the utility model comprehensible, preferred embodiments accompanied with figures are described in detail below.

[ description of the drawings ]

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and those skilled in the art can also obtain other related drawings based on the drawings without inventive efforts.

Fig. 1 is a three-dimensional structure diagram of an aviation tablet computer provided by the utility model;

fig. 2 is an exploded structural view of an aviation tablet computer provided by the utility model;

fig. 3 is a top view structural diagram of an aviation tablet computer provided by the utility model.

[ detailed description ] A

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations. Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, which can be derived by a person skilled in the art from the embodiments of the present invention without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1 to 3, the present invention provides an aviation tablet 100 installed on an airplane for passengers to perform entertainment and information inquiry. Specifically, the aviation tablet computer 100 includes a metal tablet body 10, a circuit board 20 and a metal casing 30.

The first surface 101 of the metal plate body 10 is convexly provided with a convex edge 11, the convex edge 11 is used for connecting a ground wire, and the metal shell 30 is provided with a plurality of through holes 301. The metal shell 30 is fixed on the metal plate body 10, and the metal shell 30, the protruding edge 11 and the metal plate body 10 enclose an accommodating space 111, the circuit board 20 is fixed on the first surface 101 of the metal plate body 10, and the circuit board 20 is accommodated in the accommodating space 111.

It can be understood that, a plurality of through holes 301 are opened on the metal casing 30, the metal casing 30 is fixed on the metal flat body 10, and the metal casing 30, the convex edge 11 and the metal flat body 10 can enclose the accommodating space 111, that is, the metal casing 30, the convex edge 11 and the metal flat body 10 form a metal cage structure, the circuit board 20 is assembled inside the accommodating space 111, the convex edge 11 can be connected to the ground wire, and grounded to the aircraft, if there is static electricity close to the aviation tablet computer 100, according to the condition of static balance of the grounding conductor, the metal cage structure is an equivalent body, the internal potential difference is zero, the electric field is zero, the electric charge is distributed on the surface close to the discharging device, namely, the structural design of faraday cage type electromagnetic wave and electrostatic interference resistance is realized, and the effects of electrostatic shielding and electromagnetic wave resistance are achieved.

Therefore, in the aviation tablet computer 100 provided by the present invention, the convex edge 11 is convexly disposed on the first surface 101 of the metal plate body 10, the convex edge 11 can be connected to the ground wire, the metal housing 30 can enclose the convex edge 11 and the metal plate body 10 to form the accommodating space 111, the metal housing 30 is provided with a plurality of through holes 301, the circuit board 20 is accommodated in the accommodating space 111, that is, the metal housing 30, the convex edge 11 and the metal plate body 10 can form a metal cage structure, so that a faraday cage type electromagnetic wave and electrostatic interference prevention structural design is realized, and effective electrostatic shielding and electromagnetic wave prevention effects are achieved.

The flat metal plate body 10 is a rectangular plate, the flat metal plate body 10 includes a first surface 101 and a second surface 102 opposite to the first surface 101, a protruding edge 11 is protruded on the first surface 101, and the second surface 102 can be used for displaying or touch control. In the present embodiment, the flat metal plate body 10 is made of aluminum, that is, the flat metal plate body 10 is made of aluminum.

In the present embodiment, the protruding edge 11 has a rectangular shape, and the protruding edge 11 includes a pair of long plates 112 and a pair of short plates 113 vertically connected to the pair of long plates 112. The flange 11 is connected to the ground line through a grounding screw 110, the grounding screw 110 is riveted on one of the long plates 112, and the grounding screw 110 is located near one end of the long plate 112 connected to the short plate 113. Specifically, the protruding edge 11 is perpendicular to the first surface 101 of the metal plate body 10, the protruding edge 11 may be integrally formed with the metal plate body 10, and the protruding edge 11 is also an aluminum product.

The shape of metal shell 30 is rectangular plate, and metal shell 30 has seted up a plurality of through-hole 301, and through-hole 301 runs through metal shell 30, and through-hole 301 distributes uniformly on metal shell 30. Specifically, the diameter of the through hole 301 is 3mm, which can prevent most electromagnetic interference such as ultra-short wave to long wave, and can also be used for heat dissipation.

Further, the metal shell 30 is fixed to the metal plate body 10 by a plurality of locking screws 31, in the present embodiment, the number of the locking screws 31 is four, and the four locking screws 31 are respectively used for fixing four corners of the metal shell 30. The metal shell 30 is also made of aluminum, i.e., the metal shell 30 is made of aluminum.

The circuit board 20 can be fixed on the first surface 101 of the metal plate body 10 by screws, and the circuit board 20 is accommodated in the accommodating space 111 enclosed by the metal shell 30, the protruding edge 11 and the metal plate body 10. Specifically, the Circuit Board 20 is a Printed Circuit Board (PCB), and the Circuit Board 20 is electrically connected to the metal plate body 10, and is used for implementing functions of the metal plate body 10, such as display or touch control.

It can be understood that, in the prior art, only the plastic part or part of the metal part is used for installation to shield electromagnetic waves or prevent electrostatic interference, and the design is not separately designed according to the faraday cage principle, so that the interference of the electromagnetic waves and the static electricity cannot be effectively prevented. In the aviation tablet computer 100 provided by the utility model, the metal casing 30, the convex edge 11 and the metal tablet body 10 can enclose a metal cage type structure, so that the structural design of faraday cage type electromagnetic wave and electrostatic interference prevention is realized, and the effects of electrostatic shielding and electromagnetic wave prevention are achieved. In addition, the installer can fix the circuit board 20, the metal shell 30 and the grounding screw 110 into the metal plate body 10 firmly to achieve the corresponding electromagnetic wave and electrostatic interference resistance, and the structure is simple and easy to implement.

In summary, in the aviation tablet pc 100 provided by the present invention, the first surface 101 of the metal plate body 10 is convexly provided with the convex edge 11, the convex edge 11 can be connected to the ground wire, the metal housing 30 can enclose the convex edge 11 and the metal plate body 10 to form the accommodating space 111, the metal housing 30 is provided with a plurality of through holes 301, the circuit board 20 is accommodated in the accommodating space 111, that is, the metal housing 30, the convex edge 11 and the metal plate body 10 can form a metal cage structure, so that a faraday cage type electromagnetic wave and electrostatic interference prevention structural design is realized, and effective electrostatic shielding and electromagnetic wave prevention effects are achieved.

The above description is only an embodiment of the present invention, and is not intended to limit the scope of the present invention, and all equivalent structures or equivalent processes performed by the present specification and the attached drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.

Claims (6)

1. An aviation tablet personal computer is characterized by comprising a metal tablet body, a circuit board and a metal shell; a convex edge is convexly arranged on the first surface of the metal flat body and used for being connected with a ground wire, and the metal shell is provided with a plurality of through holes; the metal shell is fixed on the metal flat plate body, an accommodating space is defined by the metal shell, the convex edge and the metal flat plate body, the circuit board is fixed on the first surface of the metal flat plate body, and the circuit board is accommodated in the accommodating space.

2. The aviation tablet according to claim 1, wherein the raised edge is connected to ground by a ground screw.

3. The aviation tablet computer of claim 1, wherein said metal shell is secured to said metal tablet body by a plurality of locking screws.

4. The aviation tablet according to claim 1, wherein the through hole has a diameter of 3 mm.

5. The aviation tablet according to claim 1, wherein the circuit board is electrically connected to the metal tablet body.

6. The aviation tablet computer of claim 1, wherein the metal shell, the raised rim and the metal tablet body are aluminum.

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