CN208459910U - Electrostatic protection apparatus for tablet computer - Google Patents
Electrostatic protection apparatus for tablet computer Download PDFInfo
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- CN208459910U CN208459910U CN201821238647.8U CN201821238647U CN208459910U CN 208459910 U CN208459910 U CN 208459910U CN 201821238647 U CN201821238647 U CN 201821238647U CN 208459910 U CN208459910 U CN 208459910U
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- tablet computer
- metallic shield
- main board
- metal center
- pcb main
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Abstract
The utility model embodiment provides a kind of electrostatic protection apparatus for tablet computer, comprising: metallic shield；The edge of metallic shield turns down form flanging outward, metallic shield is fixed to the metal center for including in tablet computer by flanging, metal center includes plate body, and the edge of plate body, which surrounds, is provided with frame, the side shell integrated setting of frame and tablet computer；It overlaps to the simulation for the PCB main board for including in metallic shield and tablet computer, the shape of metallic shield and PCB main board cooperates.Metallic shield by being fixedly connected with metal center and overlapping the simulation of metallic shield and PCB main board by the utility model embodiment, the electrostatic for keeping metal center incoming by metallic shield cover on it is shortest be released to simulation rapidly on the ground apart from interior, protection electrostatic is damaged caused by other electronic components in PCB main board or plate.In addition, metallic shield can also shield the electromagnetic interference of outer bound pair PCB main board component to a certain extent.
Description
Technical field
The utility model embodiment is related to antistatic technique field, more particularly, to a kind of for the quiet of tablet computer
Electric protective device.
Background technique
Tablet computer is also referred to as portable computer, is a kind of small-sized, PC for being convenient for carrying, using touch screen as substantially
Input equipment.With the development of computer technology, for tablet computer other than using as PC, there has also been more and more
Purposes.Such as cloud security plate, the identity of people can be identified, be suitable for any required progress system of real name identity core
It tests, the application scenarios of the demands such as finger print information acquisition compares, live portrait.Since tablet computer needs to meet product electrostatic
The requirement of immunity to interference national standard (GB/T17626-1998): 6kV contact discharge and indirect discharge, 8kV air are carried out to Device under test
Electric discharge, Device under test should meet B class performance criterion.But since metal center can be arranged in part tablet computer, cause plate electric
Brain cannot reach electrostatic immunity to interference national standard, and the electronic component of PCB main board is easily damaged.
Utility model content
To solve the above-mentioned problems, the utility model embodiment provides one kind and overcomes the above problem or at least partly solve
The certainly electrostatic protection apparatus for tablet computer of the above problem.
The utility model embodiment provides a kind of electrostatic protection apparatus for tablet computer, which includes: metal screen
Cover cover；The edge of metallic shield turns down form flanging outward, and metallic shield is fixed in tablet computer by flanging
Including metal center；Metal center includes plate body, and the edge of plate body, which surrounds, is provided with frame, the side of frame and tablet computer
Shell integrated setting；Overlap to the simulation for the PCB main board for including in metallic shield and tablet computer, metallic shield with
The shape of PCB main board cooperates.
Wherein, through-hole is provided on flanging, metallic shield is fixed to metal center by through-hole.
Wherein, for the electrostatic protection apparatus of tablet computer further include: conducting foam, metallic shield pass through conducting foam
It overlaps to the simulation of PCB main board.
Wherein, tablet computer further include: bottom shell, metallic shield, PCB main board and metal center are set in turn in bottom
The top of portion's shell.
Wherein, tablet computer further include: LCD display, LCD display is set to the top of metal center, and LCD is shown
Screen is overlapped with metal center.
Wherein, for the electrostatic protection apparatus of tablet computer, further includes: electrostatic discharge protection circuit, the USB interface of PCB main board,
In the interface of LCD display, power interface and aerial lug at least one at be provided with electrostatic discharge protection circuit.
Wherein, the material of metal center is aluminium alloy.
Electrostatic protection apparatus provided by the embodiment of the utility model for tablet computer, by by metallic shield and gold
Belong to center to be fixedly connected and overlap the simulation of metallic shield and PCB main board, thus the electrostatic for keeping metal center incoming
Can be covered on by metallic shield it is shortest be released to simulation rapidly on the ground apart from interior, thus protect electrostatic to PCB main board or
It is damaged caused by other electronic components in plate.In addition, metallic shield can also shield outer bound pair PCB to a certain extent
The electromagnetic interference of main board elements.
It should be understood that above general description and following detailed description be it is exemplary and explanatory, can not
Limit the utility model embodiment.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described.It should be evident that the accompanying drawings in the following description is only
It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor
Under, other attached drawings can also be obtained according to these figures.
Fig. 1 is the three dimensional structure diagram of the electrostatic protection apparatus for tablet computer of the utility model embodiment；
Fig. 2 is the positive structure diagram of the electrostatic protection apparatus for tablet computer of the utility model embodiment；
Fig. 3 is the side structure schematic view of the electrostatic protection apparatus for tablet computer of the utility model embodiment；
Fig. 4 is the office of the side structure schematic view of the electrostatic protection apparatus for tablet computer of the utility model embodiment
Portion's enlarged diagram；
Fig. 5 is the three dimensional structure diagram of tablet computer provided by the embodiment of the utility model.
In figure, 1: metal center；2: conducting foam；3:PCB mainboard；4: metallic shield；5: bottom shell；6:LCD is aobvious
Display screen.
Specific embodiment
It is practical new below in conjunction with this to keep the objectives, technical solutions, and advantages of the embodiments of the present invention clearer
Attached drawing in type embodiment, is explicitly described the technical scheme in the embodiment of the utility model, it is clear that described reality
Applying example is the utility model a part of the embodiment, instead of all the embodiments.Based on the embodiments of the present invention, ability
It is practical new to belong to this for domain those of ordinary skill every other embodiment obtained without making creative work
The range of type protection.
In the description of the utility model embodiment, it should be noted that term " center ", "upper", "lower", " left side ",
The orientation or positional relationship of the instructions such as " right side ", "vertical", "horizontal", "inner", "outside" is orientation based on the figure or position
Relationship, be merely for convenience of description the utility model embodiment and simplify description, rather than the device of indication or suggestion meaning or
Element must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as implementing the utility model
The limitation of example.In addition, term " first ", " second ", " third " are used for description purposes only, it is not understood to indicate or imply phase
To importance.
In the description of the utility model embodiment, it should be noted that unless otherwise clearly defined and limited, term
" installation ", " connected ", " connection " shall be understood in a broad sense, for example, it may be fixedly connected, may be a detachable connection or one
Connect to body；It can be mechanical connection, be also possible to be electrically connected；It can be directly connected, it can also be indirect by intermediary
It is connected, can be the connection inside two elements.For the ordinary skill in the art, on being understood with concrete condition
State concrete meaning of the term in the utility model embodiment.
Referring to Fig. 1 and Fig. 2, the utility model embodiment provides a kind of electrostatic protection apparatus for tablet computer, comprising:
Metallic shield 4；The edge of metallic shield 4 turns down form flanging outward, and metallic shield 4 is fixed to flat by flanging
The metal center 1 for including in plate computer, metal center 1 include plate body, and the edge of plate body, which surrounds, is provided with frame, frame and plate
The side shell integrated setting of computer；It overlaps to the simulation for the PCB main board 3 for including in metallic shield 4 and tablet computer, gold
The shape for belonging to shielding case and PCB main board cooperates.
It wherein,, can be using in metal in the design of tablet computer for the aesthetics and reliability of product referring to Fig. 5
The design method of frame 1.The plate body of metal center 1 is set to inside tablet computer, and around be arranged in the frame at plate body edge with
The shell of tablet computer side is naked to be exposed on the external, and frame and side shell are integrated settings.Based on above-mentioned design, so that flat
There is a circle metal edge frame among the side of plate computer, can be improved the aesthetics of tablet computer, and makes the structure of tablet computer more
Add securely, improves the heat-sinking capability of tablet computer.But due to setting metal center 1 after, the electrostatic that generates outside tablet computer
It is easy to be passed to inside tablet computer by the naked frame being exposed on the external, further conduction to PCB main board 3, causes plate electricity
Brain cannot reach electrostatic immunity standard, and the electronic component of PCB main board 3 is easily damaged.
Based on this, the utility model embodiment is that metallic shield 4 is arranged in PCB main board 3.Metallic shield 4 can specifically wrap
Cover, cover leg and flanging are included, cover is connect by cover leg with flanging, by the way that flanging to be fixed on metal center 1, i.e.,
The fixation of metallic shield 4 can be achieved.Flanging can have at least one, and the utility model embodiment is in flanging and metal
The connection type of frame 1 is not construed as limiting, and is including but not limited to welded.The utility model embodiment to the shape of metallic shield 4 not
It limits, only needs the shape of metallic shield 4 and the arrangement of circuit on PCB main board 3 to match, make metallic shield 4 itself not
Influence the use function of PCB main board 3.Metallic shield 4 can be connect with the plate body of metal center 1 or frame connection, this is practical
New embodiment is not construed as limiting this.Overlap joint of the utility model embodiment to the simulation ground of metallic shield 4 and PCB main board 3
Mode is not construed as limiting, and is only needed metallic shield 4 to contact with simulation, can be transmitted electrostatic.
Based on above-mentioned connection relationship, since 4 one side of metallic shield is fixedly connected with metal center 1, on the other hand with
Overlap to the simulation of PCB main board 3.Therefore, from metal center 1 be passed to electrostatic can by metallic shield 4 it is shortest away from
It is released to simulation rapidly on the ground from interior, to protect electrostatic damage caused by other electronic components in PCB main board 3 or plate
It is bad.In addition, metallic shield 4 can also shield extraneous electromagnetic interference to a certain extent.
Electrostatic protection apparatus provided by the embodiment of the utility model for tablet computer, by by metallic shield and gold
Belong to center to be fixedly connected and overlap the simulation of metallic shield and PCB main board, thus the electrostatic for keeping metal center incoming
Can be covered on by metallic shield it is shortest be released to simulation rapidly on the ground apart from interior, thus protect electrostatic to PCB main board or
It is damaged caused by other electronic components in plate.In addition, metallic shield can also shield outer bound pair PCB to a certain extent
The electromagnetic interference of main board elements.
Content based on the above embodiment is provided with through-hole, metallic shield as a kind of alternative embodiment on flanging
4 are fixed to metal center 1 by through-hole.Specifically, it can be provided at least one through-hole on flanging, can be worn by bolt or screw
It crosses through-hole and metallic shield 4 is fixed to metal center 1.
Content based on the above embodiment, as a kind of alternative embodiment, the electrostatic protection apparatus for tablet computer is also
It include: conducting foam 2, metallic shield 4 is with passing through the simulation of the overlap joint of conducting foam 2 to PCB main board 3.Specifically, conducting foam
2 be that conductive fabric is wrapped up on flame-retardant sponge, after a series of processing, makes it have good surface conductivity, can be very
Easily being fixed on adhesive tape needs on shielding device.Conducting foam 2 specifically can be with omnidirectional's conducting foam.Utilize conducting foam 2
It can be improved the conductive capability between metallic shield 4 and PCB main board 3, quickly conducting static electricity.
Referring to Fig. 3 and Fig. 4, content based on the above embodiment, as a kind of alternative embodiment, tablet computer further include:
Bottom shell 5, metallic shield 4, PCB main board 3 and metal center 1 are set in turn in the top of bottom shell 5.
A kind of content based on the above embodiment, as alternative embodiment, tablet computer further include: LCD display 6, LCD
Display screen 6 is set to the top of metal center 1, and LCD display 6 and metal center 1 overlap.Specifically, due to LCD display
6 input equipment as tablet computer is exposed.Therefore, LCD display 6 can will be put down as metal center 1
Electrostatic outside plate computer is transmitted to inside tablet computer.Based on this, similarly with metal center 1, can by LCD display 6 with
Metallic shield 4 overlaps, thus using metallic shield 4 by the electrostatic leakage on LCD display 6 to the simulation of PCB main board 3
Ground.
Content based on the above embodiment, as a kind of alternative embodiment, the electrostatic protection apparatus for tablet computer is also
It include: electrostatic discharge protection circuit, in the USB interface of PCB main board 3, the interface of LCD display 6, power interface and aerial lug
Electrostatic discharge protection circuit is provided at least one.Above-mentioned electrostatic discharge protection circuit can further cooperate such as USB device and power supply to set
It is standby to wait external equipments, realize the electrostatic protection to tablet computer.
Content based on the above embodiment, as a kind of alternative embodiment, the material of metal center 1 is aluminium alloy.Specifically
Ground, aluminum alloy material is low with density, intensity is high, and near or above high-quality steel, plasticity is good, can be processed into various profiles, has
Excellent electric conductivity, thermal conductivity and corrosion stability.Metal center 1 is made using aluminum alloy material, there is tablet computer preferable
Thermal conductivity and stability.
Finally, it should be noted that above embodiments are only to illustrate the technical solution of the utility model, rather than its limitations；
Although the utility model is described in detail with reference to the foregoing embodiments, those skilled in the art should understand that:
It is still possible to modify the technical solutions described in the foregoing embodiments, or part of technical characteristic is carried out etc.
With replacement；And these are modified or replaceed, various embodiments of the utility model technology that it does not separate the essence of the corresponding technical solution
The spirit and scope of scheme.
Claims (7)
1. a kind of electrostatic protection apparatus for tablet computer characterized by comprising metallic shield；
The edge of the metallic shield turns down form flanging outward, and the metallic shield is fixed to by the flanging
The metal center for including in tablet computer；
The metal center includes plate body, and the edge of the plate body, which surrounds, is provided with frame, the frame and the tablet computer
Side shell integrated setting；
Overlap to the simulation for the PCB main board for including in the metallic shield and the tablet computer, the metallic shield with
The shape of the PCB main board cooperates.
2. the electrostatic protection apparatus according to claim 1 for tablet computer, which is characterized in that set on the flanging
It is equipped with through-hole, the metallic shield is fixed to the metal center by the through-hole.
3. the electrostatic protection apparatus according to claim 1 for tablet computer, which is characterized in that further include: conduction bubble
Cotton, the metallic shield are overlapped by the conducting foam to the simulation of the PCB main board.
4. the electrostatic protection apparatus according to claim 1 for tablet computer, which is characterized in that the tablet computer is also
It include: bottom shell, the metallic shield, the PCB main board and the metal center are set in turn in the bottom shell
Top.
5. the electrostatic protection apparatus according to claim 4 for tablet computer, which is characterized in that the tablet computer is also
It include: LCD display, the LCD display is set to the top of the metal center, and the LCD display and the gold
Belong to center overlap joint.
6. the electrostatic protection apparatus according to claim 5 for tablet computer, which is characterized in that further include: electrostatic is anti-
Protection circuit, in the USB interface of the PCB main board, the interface of the LCD display, power interface and aerial lug at least
The electrostatic discharge protection circuit is provided at one.
7. the electrostatic protection apparatus according to claim 1 for tablet computer, which is characterized in that the metal center
Material is aluminium alloy.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821238647.8U CN208459910U (en) | 2018-08-01 | 2018-08-01 | Electrostatic protection apparatus for tablet computer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821238647.8U CN208459910U (en) | 2018-08-01 | 2018-08-01 | Electrostatic protection apparatus for tablet computer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208459910U true CN208459910U (en) | 2019-02-01 |
Family
ID=65179104
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821238647.8U Active CN208459910U (en) | 2018-08-01 | 2018-08-01 | Electrostatic protection apparatus for tablet computer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208459910U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108762403A (en) * | 2018-08-01 | 2018-11-06 | 武汉普利商用机器有限公司 | Electrostatic protection apparatus for tablet computer |
-
2018
- 2018-08-01 CN CN201821238647.8U patent/CN208459910U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108762403A (en) * | 2018-08-01 | 2018-11-06 | 武汉普利商用机器有限公司 | Electrostatic protection apparatus for tablet computer |
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