CN208572588U - Display device and shell structure thereof - Google Patents
Display device and shell structure thereof Download PDFInfo
- Publication number
- CN208572588U CN208572588U CN201721788405.1U CN201721788405U CN208572588U CN 208572588 U CN208572588 U CN 208572588U CN 201721788405 U CN201721788405 U CN 201721788405U CN 208572588 U CN208572588 U CN 208572588U
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- backboard
- shell structure
- side wall
- screw hole
- top cover
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- 230000000694 effects Effects 0.000 abstract description 5
- 230000017525 heat dissipation Effects 0.000 abstract description 4
- 230000002035 prolonged effect Effects 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 4
- 230000003014 reinforcing effect Effects 0.000 description 4
- 239000006185 dispersion Substances 0.000 description 2
- 238000010276 construction Methods 0.000 description 1
- 238000011982 device technology Methods 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000004904 shortening Methods 0.000 description 1
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- Mounting Of Printed Circuit Boards And The Like (AREA)
Abstract
The utility model relates to the technical field of display devices, in particular to a display device and a shell structure thereof, wherein the shell structure is arranged on a back plate of the display device in a covering manner so as to protect a circuit main board arranged on the back plate; the housing structure includes: the top cover, and a third side wall, a fourth side wall, a first side wall and a second side wall which are arranged around the top cover; a plurality of clamping bulges extend from the fourth side wall towards the direction of the back plate, the clamping bulges are clamped between the bottom side of the back plate and the frame correspondingly, and the bottom side is the side of the back plate corresponding to the fourth side wall; a plurality of fixing components for connecting the shell structure and the back plate are arranged between the shell structure and the back plate; the heat dissipation structure comprises a top cover and a plurality of first heat dissipation holes and a plurality of protruding portions. Under the double fastening effect of the clamping protrusions and the fastening assembly, stable fastening between the shell structure and the back plate is guaranteed, and the service life of the display device is prolonged.
Description
Technical field
The utility model relates to display device technology fields, and in particular to a kind of shell structure and its showing using the back-cover
Showing device.
Background technique
Display device includes display board, backboard and shell structure, and display board is fixed on backboard, the another side and shell of backboard
Body structure is bolted on together.In typical design scheme, fastened between backboard and shell structure by fastening screw
Together, it since display device uses for a long time, is inevitably carried and is moved in use, be easy to cause tight
Gu the shaking of screw is even fallen, so that backboard and shell structure is caused to fasten unstable, the integral strength of image display,
Shorten the service life of display device.
Summary of the invention
For disadvantages described above, the problem to be solved by the utility model is to provide a kind of backboard and shell structure fastening are steady
The display device of fixed, shell structure with long service life and its application back-cover.
In order to solve the above technical problems, a kind of technical solution of the utility model is:
A kind of shell structure is covered on the backboard of display device to protect the circuit master being installed on the backboard
Plate, the shell structure include: top cover, and the surrounding of the top cover is fixedly installed with the first side wall around the top cover, second
Side wall, third side wall and the 4th side wall；Extend several card convexs, the card in the direction of 4th side wall towards the backboard
The convex bottom side for being correspondingly connected to the backboard, the bottom side are the side that the backboard corresponds to the 4th side wall；The shell
Several are laid between body structure and the backboard for connecting the fixation kit of the shell structure and the backboard；Also wrap
Include: the first radiator structure is set on the top cover, and first radiator structure includes several first heat release holes and protrusion
Portion, first heat release hole are arranged corresponding to the circuit main board, and the lug boss is set to the top cover backwards to the circuit
The one side of mainboard simultaneously protrudes from the top cover surface.
As an improvement mode, the fixation kit includes the first screw hole, and first screw hole is set to described
In shell structure；The fixation kit further includes the first screw base being set on the backboard, first screw base and institute
It is corresponding to state the first screw hole；First screw hole is passed through by fastening screw, and the shell structure is fixed on the backboard
On.
As an improvement mode, the second screw hole is set in the card convex, the bottom side of the backboard be provided with it is described
The card convex is fixed on the bottom side by corresponding second screw base of the second screw hole by fastening screw.
As an improvement mode, the backboard is equipped with backplate and circuit mounting portion, the circuit mounting portion protrusion
In the surface of the backplate, the shell structure is covered on the backplate, and coats the circuit mounting portion.
As an improvement anti-slip layer is provided on mode, the third side wall and/or the 4th side wall, to reduce
State the impact force between shell structure and the backboard.
As an improvement mode, projected area of the shell structure on the backboard is not more than the backboard area
2/3rds.
In order to solve the above technical problems, the another technical solution of the utility model is:
A kind of display device, comprising: backboard and the circuit main board being set on the backboard；It is connected on the backboard
For shell structure to protect the circuit main board, the shell structure includes: top cover and around the third side of top cover setting
Wall, the 4th side wall, the first side wall and second sidewall；Extend several cards in the direction of 4th side wall towards the backboard
Convex, the card convex correspondence is stuck between the bottom side of the backboard and the frame, and the bottom side is described in the backboard corresponds to
The side of 4th side wall；Several are laid between the shell structure and the backboard for connecting the shell structure and institute
State the fixation kit of backboard；Further include: the first radiator structure is set on the top cover, and first radiator structure includes
Several first heat release holes and lug boss, first heat release hole are arranged corresponding to the circuit main board, the lug boss setting
Backwards to the one side of the circuit main board and the top cover surface is protruded from the top cover.
As an improvement mode, the fixation kit includes the first screw hole, and first screw hole is set to described
In shell structure；The fixation kit further includes the first screw base being set on the backboard, first screw base and institute
It is corresponding to state the first screw hole；First screw hole is passed through by fastening screw, and the shell structure is fixed on the backboard
On.
As an improvement mode, it is provided with recess portion on the backboard, corresponds to the recess portion in the shell structure and sets
It is equipped with chimb, the chimb is buckled on the recess portion.
As an improvement mode, the card convex is provided with the second screw hole, is provided on the frame and described second
The corresponding third screw hole of screw hole, the bottom side of the backboard are provided with the second screw base, are passed through by fastening screw described
Second screw hole and the third screw hole are simultaneously adapted with second screw base, by the card convex be fixed on the bottom side with
Between the frame.
As an improvement mode, the backboard includes backplate and circuit mounting portion, the circuit mounting portion with it is described
Backplate is set side by side, and the circuit main board is set on the circuit mounting portion, and the shell structure is covered on the backboard,
And coat the entire circuit mounting portion.
As an improvement anti-slip layer is provided on mode, the third side wall and/or the 4th side wall, to reduce
State the impact force between shell structure and the backboard.
As an improvement mode, projected area of the shell structure on the backboard is not more than the backboard area
2/3rds.
The display device of a kind of shell structure of the utility model and its application back-cover, comprising: backboard and enclose set on backboard
The frame of lateral margin；Be connected with shell structure on backboard, shell structure include: top cover and around top cover setting third side wall,
4th side wall, the first side wall and second sidewall；Extend several card convexs, the corresponding card of card convex in the direction of 4th side wall towards backboard
Between the bottom side and frame of backboard, bottom side is the side that backboard corresponds to the 4th side wall；It is laid between shell structure and backboard
There are several for connecting the fixation kit of shell structure and backboard.By under the dual fastening effect of card convex and fastening assembly,
Guarantee to stablize fastening between shell structure and backboard, thus avoid occurring fastening screw fall cause shell structure and backboard it
Between be displaced damage display device accident occur, extend the service life of display device.
Since fixation kit includes the first screw hole, the first screw hole is set in shell structure；Fixation kit further includes
The first screw base being set on backboard, the first screw base are corresponding with the first screw hole；The first spiral shell is passed through by fastening screw
Shell structure is fixed on backboard by nail hole.Shell structure and backboard are fastened together by what fixation kit can be convenient,
Promote whole intensity.
Due to being provided with recess portion on the 4th side wall of shell structure, card convex is set on recess portion；Frame is set corresponding to recess portion
There is the lug boss for being stably connected with shell structure and frame.By snapping fit onto lug boss in the back-cover of display device, pacify
Play the role of positioning during dress, while improving assembling rate, strengthens between shell structure and the frame of backboard
Firm performance.
Since card convex is provided with the second screw hole, third screw hole corresponding with the second screw hole is provided on frame,
The bottom side of backboard is provided with the second screw base, by fastening screw pass through the second screw hole and third screw hole and with the second screw
Seat is adapted, and card convex is fixed between bottom side and frame, is further strengthened steady between shell structure and the frame of backboard
Solidity energy.
Since backboard includes backplate and the circuit mounting portion being fixedly installed on backplate, circuit mounting portion protrudes from backplate
Surface, shell structure are covered on backplate, and coat entire circuit mounting portion, at the circuit part closing of display device
Reason, plays the role of protection, to extend the service life of display device circuit part.
Since the edge of third side wall and/or the 4th side wall towards backboard is provided with anti-slip layer, so that backboard and shell
Stable structure connection, reduces the rate of depreciation of backboard and shell structure, extends service life.
To sum up, a kind of shell structure of the utility model and its application the back-cover display device solve in typical technology by
In carrying in use and the mobile shaking for causing fastening screw, so that the integral strength of image display, shortening are shown
The shortcomings that showing device service life, improves the intensity of display device monolithic case.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of display device in an embodiment of the present invention；
Fig. 2 is the enlarged drawing in Fig. 1 at A；
Fig. 3 is another structural schematic diagram of display device in an embodiment of the present invention；
Fig. 4 is the structural schematic diagram of shell structure in an embodiment of the present invention；
Fig. 5 is the structural schematic diagram of display device in another embodiment of the utility model；
Fig. 6 is the enlarged drawing in Fig. 5 at A '.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.
In the description of the present invention, it is to be understood that, term " on ", "lower", "front", "rear", "left", "right", "top",
The orientation or positional relationship of the instructions such as "bottom", "inner", "outside" is to be based on the orientation or positional relationship shown in the drawings, merely to just
In description the present invention and simplify description, rather than the device or element of indication or suggestion meaning must have a particular orientation, with
Specific orientation construction and operation, therefore be not considered as limiting the invention.
As shown in figures 1 and 3, the utility model embodiment provides a kind of shell structure 10, and shell structure 10 is covered on aobvious
To protect the circuit main board 30 being installed on the backboard 20 on the backboard 20 of showing device 100.In the present embodiment, backboard 20 is simultaneously
It is non-fully stamped the shell structure 10, actually shell structure 10 lids are located on 20 area of backboard, for example, the shell
Projected area of the body structure on the backboard is not more than 2/3rds of the backboard area.It is designed in this way and enables to backboard
20 appearances are more frivolous, beautiful.
The shell structure 10 includes: top cover 11, and the surrounding of top cover 11 is fixedly installed with the first side wall 12 around top cover,
Two side walls 13, third side wall 14 and the 4th side wall 15；Extend several card convexs in the direction of 4th side wall 15 towards backboard 20
17, card convex 17 is correspondingly connected to the bottom side 21 of backboard 20, and bottom side 21 is the side that backboard 20 corresponds to the 4th side wall 15；Shell
Several are laid between structure 10 and backboard 20 for connecting the fixation kit 40 of shell structure 10 and backboard 20.
Wherein, refering to what is shown in Fig. 3, fixation kit 40 includes the first screw hole 41, the first screw hole 41 is set to shell knot
On structure 10；Fixation kit 40 further includes the first screw base 42 being set on backboard 20, the first screw base 42 and the first screw hole
41 is corresponding；It passes through the first screw hole 41 by fastening screw shell structure 10 is fixed on backboard 20.
In conjunction with shown in Fig. 2, when 10 button box of shell structure is when on the backboard 20, card convex 17 is affixed on the backboard 20
The second screw hole 171 is arranged in card convex 17 in 21 surface of bottom side, and the bottom side of backboard 20 is provided with corresponding with the second screw hole 171
The second screw base 22, card convex 17 is fixed on bottom side 21 by fastening screw.In order to make display device overall beautiful, bottom side
Correspond to the card convex 17 on 21 and groove is set, at an even curface after enabling card convex 17 to be combined with bottom side 21.
Further, as shown in connection with fig. 4, it is provided with anti-slip layer 18 on third side wall 14 and the 4th side wall 15, the anti-slip layer
18 can reduce the impact force between the shell structure and the backboard, extend the service life of product.
Optionally, in order to meet the heat dissipation effect of shell structure 10, radiator structure is additionally provided in shell structure 10.Knot
It closes shown in Fig. 1, the first radiator structure 19 is set on top cover 11.First radiator structure 19 includes several first heat release holes 191
And lug boss 192, first heat release hole 191 is arranged corresponding to circuit main board, so that the heat of circuit main board sheds in time；
The lug boss 192 is set to top cover 11 backwards to the one side of the circuit main board and protrudes from 11 surface of top cover.Specifically, convex
Playing portion 192 is strip；Lug boss 192 is parallel to the 4th side wall 15 and is set to 19 lower section of the first radiator structure.This design energy
When shell structure 10 is hung by wall extension, lug boss 192 remains to support top cover 11 and maintains a certain distance with metope, enables heat
First heat release hole 191 is enough passed through to shed.
As shown in Figure 1, Figure 2, third radiator structure 19A is also set up in shell structure 10, third radiator structure 19A setting
In on the 4th side wall 15.Third radiator structure 19A includes the third heat release hole 193 and at least one that several dispersions are laid
The second reinforcing rib 194 being arranged through third heat release hole 193.
Long axis direction in a strip shape laying of the third heat release hole 193 perpendicular to the 4th side wall 15, at least one the second reinforcing ribs
194 long axis directions for being parallel to the 4th side wall 15 are arranged through third heat release hole 193.
As shown in figure 4, the utility model embodiment also provides a kind of display device 100, comprising: backboard 20 and setting
In the circuit main board 30 on the backboard 20, shell structure 10.Shell structure 10 be covered on the backboard 20 of display device 100 with
Protect the circuit main board 30 being installed on the backboard 20.
The shell structure 10 includes: top cover 11, and the surrounding of top cover 11 is fixedly installed with the first side wall 12 around top cover,
Two side walls 13, third side wall 14 and the 4th side wall 15；Extend several card convexs in the direction of 4th side wall 15 towards backboard 20
17, card convex 17 is correspondingly connected to the bottom side 21 of backboard 20, and bottom side 21 is the side that backboard 20 corresponds to the 4th side wall 15；Shell
Several are laid between structure 10 and backboard 20 for connecting the fixation kit 40 of shell structure 10 and backboard 20.
Wherein, refering to what is shown in Fig. 3, fixation kit 40 includes the first screw hole 41, the first screw hole 41 is set to shell knot
On structure 10；Fixation kit 40 further includes the first screw base 42 being set on backboard 20, the first screw base 42 and the first screw hole
41 is corresponding；It passes through the first screw hole 41 by fastening screw shell structure 10 is fixed on backboard 20.
In conjunction with shown in Fig. 2, when 10 button box of shell structure is when on the backboard 20, card convex 17 is affixed on the backboard 20
The second screw hole 171 is arranged in card convex 17 in 21 surface of bottom side, and the bottom side of backboard 20 is provided with corresponding with the second screw hole 171
The second screw base 22, card convex 17 is fixed on bottom side 21 by fastening screw.In order to make display device overall beautiful, bottom side
Correspond to the card convex 17 on 21 and groove is set, at an even curface after enabling card convex 17 to be combined with bottom side 21.It is optional
Ground, the settable circle frame 50 in 20 outside of backboard of the present embodiment, frame 50 wrap the bottom side 21 of backboard 20 and card convex 17
It encloses, fastening screw hole is exposed at relatively described second screw hole 171, also card convex 171 and bottom side 21 can be formed a smooth table
Face, and further fasten card convex 171.
Optionally, as shown in connection with fig. 4, it is provided with anti-slip layer 18 on third side wall 14 and the 4th side wall 15, the anti-slip layer 18
The impact force between the shell structure and the backboard can be reduced, the service life of product is extended.
Further, it in order to improve the combination effect between shell structure 10 and backboard 20, is provided on the backboard 20
Recess portion 23 corresponds to the recess portion 23 in the shell structure 10 and is provided with chimb 173, and the chimb 173 is buckled in the recess portion
On 23.In this way, the structure of recess portion 23 and chimb 173, cooperates the card convex 17, shell structure 10 is stably fixed on described
On backboard 20.
As shown in fig. 6, the backboard 20 of the present embodiment is equipped with backplate 25 and circuit mounting portion 26, circuit in the present embodiment
Mounting portion 26 and backplate 25 are all set in backboard 20 towards the one side of the shell structure 10, and neighbour setting side by side.Circuit peace
26 actual setting of dress portion protrudes from the surface of backboard 20, circuit master is provided in circuit mounting portion 26 in the middle and lower part of backboard 20
Plate 30.On the circuit mounting portion 26 for the middle and lower part that the lid of shell structure 10 closes backboard 20, and coat circuit mounting portion 26.Just due to
Shell structure 10 is set to 20 middle and lower part of backboard, and 20 middle and upper part of backboard exposes, in order to enable the backboard 20 exposed with
The color of back-cover 20 reaches unanimity, and coats a backplate 25 on 20 surface of backboard exposed.In the present embodiment, backboard 20 is simultaneously
It is non-fully stamped the shell structure 10, actually shell structure 10 lids are located on 20 area of backboard (i.e. circuit installation
Portion 26), for example, projected area of the shell structure on the backboard is not more than 2/3rds of the backboard area.Such as
This design enables to 20 appearance of backboard more frivolous, beautiful.
It is provided on third side wall 14 and the 4th side wall 15 anti-skidding for backplate 25 to be stably connected with shell structure 10
Layer 18.It in the present embodiment, can also be be provided on third side wall 14 or the 4th side wall 15 for by backplate and shell structure 10
The anti-slip layer 18 being stably connected with.
Optionally, in order to meet the heat dissipation effect of shell structure 10, radiator structure is additionally provided in shell structure 10.Knot
It closes shown in Fig. 5, the first radiator structure 19 is set on top cover 11.First radiator structure 19 includes several first heat release holes 191
And lug boss 192, first heat release hole 191 is arranged corresponding to circuit main board, so that the heat of circuit main board sheds in time；
The lug boss 192 is set to top cover 11 backwards to the one side of the circuit main board and protrudes from 11 surface of top cover.Specifically, convex
Playing portion 192 is strip；Lug boss 192 is parallel to the 4th side wall 15 and is set to 19 lower section of the first radiator structure.This design energy
When shell structure 10 is hung by wall extension, lug boss 192 remains to support top cover 11 and maintains a certain distance with metope, enables heat
First heat release hole 191 is enough passed through to shed.
Referring to figs 5 and 6, third radiator structure 19A, third radiator structure 19A setting are also set up in shell structure 10
In on the 4th side wall 15.Third radiator structure 19A includes the third heat release hole 193 and at least one that several dispersions are laid
The second reinforcing rib 194 being arranged through third heat release hole 193.
Long axis direction in a strip shape laying of the third heat release hole 193 perpendicular to the 4th side wall 15, at least one the second reinforcing ribs
194 long axis directions for being parallel to the 4th side wall 15 are arranged through third heat release hole 193.
The above is only the preferred embodiments of the present utility model only, is not intended to limit the utility model, all practical at this
Made any modifications, equivalent replacements, and improvements etc., should be included in the guarantor of the utility model within novel spirit and principle
Within the scope of shield.
Claims (9)
1. a kind of shell structure is covered on to protect the circuit main board being installed on the backboard on the backboard of display device,
It is characterized in that,
The shell structure includes: top cover, and the surrounding of the top cover is fixedly installed with the first side wall around the top cover, second
Side wall, third side wall and the 4th side wall；
Several card convexs are extended in the direction of 4th side wall towards the backboard, and the card convex is correspondingly connected to the backboard
Bottom side, the bottom side be the backboard correspond to the 4th side wall side；
Several are laid between the shell structure and the backboard for connecting consolidating for the shell structure and the backboard
Determine component；
The shell structure further include: the first radiator structure is set on the top cover, if first radiator structure includes
Dry the first heat release hole and lug boss, first heat release hole are arranged corresponding to the circuit main board, and the lug boss is set to
The top cover backwards to the circuit main board one side and protrude from the top cover surface.
2. shell structure according to claim 1, which is characterized in that the fixation kit includes the first screw hole, described
First screw hole is set in the shell structure；The fixation kit further includes the first screw being set on the backboard
Seat, first screw base are corresponding with first screw hole；Passing through first screw hole by fastening screw will be described
Shell structure is fixed on the backboard.
3. shell structure according to claim 1, which is characterized in that the second screw hole, the back are arranged in the card convex
The bottom side of plate is provided with the second screw base corresponding with second screw hole, is fixed on the card convex by fastening screw
On the bottom side.
4. shell structure according to claim 1, which is characterized in that on the third side wall and/or the 4th side wall
It is provided with anti-slip layer, to reduce the impact force between the shell structure and the backboard.
5. shell structure according to claim 1, which is characterized in that perspective plane of the shell structure on the backboard
Product is not more than 2/3rds of the backboard area.
6. a kind of display device characterized by comprising backboard and the circuit main board being set on the backboard；The back
Shell structure is connected on plate to protect the circuit main board, the shell structure includes: top cover and sets around the top cover
Third side wall, the 4th side wall, the first side wall and the second sidewall set；
Several card convexs are extended in the direction of 4th side wall towards the backboard, and the card convex correspondence is stuck in the backboard
Between bottom side and frame, the bottom side is the side that the backboard corresponds to the 4th side wall；
Several are laid between the shell structure and the backboard for connecting consolidating for the shell structure and the backboard
Determine component；
The shell structure further include: the first radiator structure is set on the top cover, if first radiator structure includes
Dry the first heat release hole and lug boss, first heat release hole are arranged corresponding to the circuit main board, and the lug boss is set to
The top cover backwards to the circuit main board one side and protrude from the top cover surface.
7. display device according to claim 6, which is characterized in that the fixation kit includes the first screw hole, described
First screw hole is set in the shell structure；The fixation kit further includes the first screw being set on the backboard
Seat, first screw base are corresponding with first screw hole；Passing through first screw hole by fastening screw will be described
Shell structure is fixed on the backboard.
8. display device according to claim 6, which is characterized in that be provided with recess portion, the shell knot on the backboard
Correspond to the recess portion on structure and be provided with chimb, the chimb is buckled on the recess portion.
9. display device according to claim 6, which is characterized in that the card convex is provided with the second screw hole, the side
Third screw hole corresponding with second screw hole is provided on frame, the bottom side of the backboard is provided with the second screw base,
Second screw hole and the third screw hole are passed through by fastening screw and are adapted with second screw base, it will be described
Card convex is fixed between the bottom side and the frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721788405.1U CN208572588U (en) | 2017-12-19 | 2017-12-19 | Display device and shell structure thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721788405.1U CN208572588U (en) | 2017-12-19 | 2017-12-19 | Display device and shell structure thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208572588U true CN208572588U (en) | 2019-03-01 |
Family
ID=65446064
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721788405.1U Active CN208572588U (en) | 2017-12-19 | 2017-12-19 | Display device and shell structure thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208572588U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107920438A (en) * | 2017-12-19 | 2018-04-17 | 惠科股份有限公司 | Display device and shell structure thereof |
-
2017
- 2017-12-19 CN CN201721788405.1U patent/CN208572588U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107920438A (en) * | 2017-12-19 | 2018-04-17 | 惠科股份有限公司 | Display device and shell structure thereof |
| CN107920438B (en) * | 2017-12-19 | 2024-03-19 | 惠科股份有限公司 | Display device and shell structure thereof |
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