CN207052220U - The display device of anti-surface bulge - Google Patents
The display device of anti-surface bulge Download PDFInfo
- Publication number
- CN207052220U CN207052220U CN201720850834.0U CN201720850834U CN207052220U CN 207052220 U CN207052220 U CN 207052220U CN 201720850834 U CN201720850834 U CN 201720850834U CN 207052220 U CN207052220 U CN 207052220U
- Authority
- CN
- China
- Prior art keywords
- facial mask
- display device
- display
- air guide
- guide channel
- 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.)
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Abstract
The utility model discloses a kind of display device of anti-surface bulge, including housing, show facial mask and the glue layer between housing and display facial mask, the display facial mask has pattern displaying area, certain space is formed at pattern displaying area between the housing and the display facial mask, air guide channel is offered on the glue layer, one end of the air guide channel connects with space, the other end extends to the outer edge of glue layer, air guide channel connects with space, gas in space is discharged to outside glue layer by air guide channel, so as to play the effect of exhaust, prevent pattern displaying area from the phenomenon of bulge occur, ensure that pattern is normally shown in pattern displaying area on display facial mask.
Description
Technical field
A kind of display is the utility model is related to, more particularly to a kind of display device of anti-surface bulge.
Background technology
Display device, LED display is typically referred to, it is a kind of display side by controlling semiconductor light-emitting-diode
Formula, by gallium (Ga) and arsenic (As), phosphorus (P), nitrogen (N), indium (In), aluminium（AL）Compound made of diode, when electronics with it is empty
Cave compound tense can give off visible ray, thus can be used for that light emitting diode is made.Gallium arsenide phosphide diode is rubescent, gold-tinted, phosphorus
Change gallium diode green light, nitrogen gallium indium diode blue light-emitting, the element diode of phosphorus indium gallium aluminium four can be orange with rubescent, yellow, green
Etc. color of light.LED display is generally used to show the various information such as word, image, video, video signal.
At present, in the prior art, in the Chinese patent document that Authorization Notice No. is CN204926708U, describe
A kind of White light LED digital display screen using fluorescent film, including fluorescent film, PCB and plastic shell, fluorescent film pass through bottom surface silk-screen
Glue be pasted onto plastic casing upper surface, be provided with pattern on fluorescent film.
But there is the defects of certain in above-mentioned this display screen：In order to which the pattern on fluorescent film can normally be shown, one
As fluorescent film corresponding pattern position and shell between be no glue, be bonded at one by glue between fluorescent film and shell
When rising, both can produce certain space at the position of pattern, certain gas in space be present, be produced in use environment temperature
During change, being sealed in the gas between fluorescent film and shell can expand with heat and contract with cold, so that bulge occurs in the surface of fluorescent film
Phenomenon, the display effect of pattern part is even also affected when serious.
Utility model content
The purpose of this utility model is to provide a kind of display device of anti-surface bulge, prevents pattern displaying area from bulge occur
Phenomenon, ensured that pattern is normally shown in pattern displaying area on display facial mask.
Above-mentioned technical purpose of the present utility model technical scheme is that：A kind of anti-surface bulge
Display device, including housing, display facial mask and the glue layer between housing and display facial mask, the display facial mask have
Pattern displaying area, certain space, the glue layer are formed at pattern displaying area between the housing and the display facial mask
On offer air guide channel, one end of the air guide channel connects with space, and the other end extends to the outer edge of glue layer.
By using above-mentioned technical proposal, air guide channel is connected with space, and the gas in space is discharged by air guide channel
To outside glue layer, so as to play the effect of exhaust, prevent pattern displaying area from the phenomenon of bulge occur, ensured on display facial mask
Pattern is normally shown in pattern displaying area.
Further, the air guide channel includes straight length portion and the segmental arc part being connected, the segmental arc portion
The one end divided extends to the outer edge of glue layer.
By using above-mentioned technical proposal, gas passes sequentially through straight length portion and segmental arc part, is then discharged out to glue
Outside water layer, segmental arc part is shaped as arc, can prevent dust or foreign matter from being entered from segmental arc part in air guide channel, protects
The patency of air guide channel is hindered.
Further, the segmental arc part includes join end to end S-shaped the first curved portions and the second curved portions.
By using above-mentioned technical proposal, the first S-shaped curved portions and the second curved portions be more not easy to allow dust or
Foreign matter is entered in air guide channel.
Further, first arc part is between the straight length portion and second curved portions, and described
The width of one curved portions is more than the width of second curved portions.
By using above-mentioned technical proposal, the width of the first curved portions is more than the width of the second curved portions, can make gas compared with
Fast enters in segmental arc part, so that gas is easier to enter segmental arc conductors inside, improves the effect of gas discharge
Rate.
Further, show that facial mask fovea superior is fallen into formed with detent, the surface of housing is provided with to be positioned with detent
The locating dowel of cooperation.
By using above-mentioned technical proposal, the cooperation of facial mask and housing by locating dowel and detent is shown, is realized aobvious
Show that facial mask is bonded with the positioning of housing, make to reach between display facial mask and housing and be preferably bonded effect, be advantageous to show facial mask
Pattern displaying in upper pattern displaying area comes out.
Further, the air guide channel is filled with porous plug in one end port of glue layer outer edge.
By using above-mentioned technical proposal, porous plug blocks one end port of air guide channel, and gas can be normally from ventilative
Plug is expelled to outside glue layer, and dust and foreign matter can not enter in air guide channel from the port, play anticlogging effect.
Further, the porous plug is sponge plug.
By using above-mentioned technical proposal, sponge plug has preferable gas permeability, meanwhile, also with preferable water imbibition,
The moisture of air guide channel near ports can be siphoned away, avoiding moisture from being entered by air guide channel influences LED lamp bead in space
Normal work, ensure and of the present utility model will not electrically destroy so as to allow.
Further, the display facial mask surface is provided with flame retardant plastics film.
By using above-mentioned technical proposal, flame retardant plastics is film adhered on display facial mask, can play certain fire-retardant effect
Fruit, avoid showing that the situation of the surface combustion of facial mask occurs, ensure the security for showing that facial mask uses.
Further, the flame retardant plastics film includes the internal layer and outer layer stacked, between the internal layer and outer layer
Cavity is formed in corresponding pattern viewing area, flexible slide is filled in the cavity.
By using above-mentioned technical proposal, the flame retardant plastics film of bilayer is set, the fire-retardant of display facial mask surface can be improved
Performance, meanwhile, elastic slide is between internal layer and outer layer, and people are when pressing the pattern at pattern displaying area position, pressing
Power can be buffered, and will not cause the deformation of pattern.
In summary, the utility model has the advantages that：
1st, air guide channel is connected with space, and the gas in space is discharged to outside glue layer by air guide channel, so as to rise
To the effect of exhaust, prevent pattern displaying area from the phenomenon of bulge occur, ensured on display facial mask that pattern is just in pattern displaying area
Often display；
2nd, the cooperation of facial mask and housing by locating dowel and detent is shown, realizes that the positioning for showing facial mask and housing is pasted
Close, make to reach between display facial mask and housing and be preferably bonded effect, be advantageous to the pattern in pattern displaying area on display facial mask
Show.
Brief description of the drawings
Fig. 1 is the exploded perspective view of embodiment；
Fig. 2 is the partial schematic diagram of embodiment；
Fig. 3 is the partial sectional view of embodiment；
Fig. 4 is A portions enlarged diagram in Fig. 3；
Fig. 5 is the profile that facial mask is shown in embodiment and is arranged on flame retardant plastics film on display facial mask.
In figure：1st, housing；2nd, glue layer；3rd, LED lamp bead；4th, facial mask is shown；5th, pattern displaying area；6th, lamp chamber；7th, position
Post；8th, straight length portion；9th, segmental arc part；901st, the first curved portions；902nd, the second curved portions；10th, air guide channel；11st, thoroughly
Vent plug；12nd, PCB substrate；13rd, space；14th, detent；15th, flame retardant plastics film；1501st, internal layer；1502nd, outer layer；16th, bullet
Property slide；17th, cavity.
Embodiment
The utility model is described in further detail below in conjunction with accompanying drawing.
Specific embodiment is only that it is not to limitation of the present utility model, this area to explanation of the present utility model
Technical staff can make the modification of no creative contribution to the present embodiment as needed after this specification is read, but only
All to be protected in right of the present utility model by Patent Law.
Embodiment：A kind of display device of anti-surface bulge, as shown in figure 1, including housing 1, display facial mask 4 and being located at
Glue layer 2 between housing 1 and display facial mask 4, glue layer 2 are integrally formed with display facial mask 4, and glue layer 2 is set using glue
At the back side of interview facial mask 4, by glue layer 2 come the solid housing 1 of glue and display facial mask 4.PCB substrate 12 is installed in housing 1,
LED lamp bead 3 is electrically connected with PCB substrate 12, lamp chamber 6 is offered on the surface of housing 1, in lamp chamber 6 is placed on for LED lamp bead 3
Face.
Display facial mask 4 has the pattern displaying area 5 corresponding with lamp chamber 6, and LED lamp bead 3 is luminous, the correspondence of pattern displaying area 5
Show pattern.
With reference to shown in Fig. 3 and Fig. 4, formed with certain at corresponding pattern viewing area 5 between housing 1 and display facial mask 4
, there is certain air in space 13 in space 13, the surface of glue layer 2 offers air guide channel 10, air guide channel 10 be it is multiple, its
One end extends respectively to the outer edge of glue layer 2, and the other end connects with space 13.
As depicted in figs. 1 and 2, air guide channel 10 includes straight length portion 8 and segmental arc part 9, and the one of straight length portion 8
End connects with space 13, and the other end connects with segmental arc part 9.Segmental arc part 9 includes the first S-shaped arc that joins end to end
The curved portions 902 of portion 901 and second, the first curved portions 901 are located between the curved portions 902 of straight length portion 8 and second, the second arc
The one end in portion 902 extends to the outer edge of glue layer 2, and the width of the first curved portions 901 is more than the width of the second curved portions 902,
Gas in space 13 passes sequentially through straight length portion 8, the first curved portions 901 and the second curved portions 902.
As shown in Fig. 2 the second curved portions 902 are filled with one end port of the outer edge of glue layer 2 blocks the port
Porous plug 11, in the utility model, porous plug 11 selects sponge plug, and sponge plug is made up of sponge material, has preferable
The function of gas permeability and adsorption moisture, sponge plug is filled in the port, gas can reach extraneous, sponge normal through sponge plug
Plug can blocks dust enter in air guide channel 10.
As shown in Figure 3 and Figure 4, show facial mask 4 towards the surface indentation of housing 1 formed with detent 14, the table of housing 1
Face is provided with locating dowel 7, locating dowel 7 pass through after glue layer 2 with the location fit of detent 14.
As shown in figure 5, display facial mask 4 surface is provided with flame retardant plastics film 15, flame retardant plastics film 15 includes being stacked in one
The internal layer 1501 and outer layer 1502 risen, internal layer 1501 and outer layer 1502 are made by fire retardant plastic material, have necessarily fire-retardant
Property；Cavity 17 is formed between internal layer 1501 and outer layer 1502 in the position of corresponding pattern viewing area 5, filling is flexible in cavity 17
Slide 16, the upper and lower surface of elastic slide 16 are bonded with outer layer 1502, internal layer 1501 respectively.
The utility model principle is as follows：Display facial mask 4 and housing 1 are fitted in by locating dowel 7 and the positioning of detent 14
Together, the glue of blend compounds water layer 2 gets up admittedly.LED lamp bead 3 is luminous, and light reaches the surface for showing facial mask 4 by lamp chamber 6, and pattern shows
Show and figure is correspondingly shown in area 5, space 13 is connected with air guide channel 10, and the gas in space 13 is discharged by air guide channel 10
To outside glue layer 2, prevent that bulge phenomenon occurs in pattern displaying area 5 when gas expands with heat and contract with cold in space.Flame retardant plastics film 15
Fire-retardant effect is played, protection is played a part of to display facial mask 4, corresponding pattern viewing area between internal layer 1501 and outer layer 1502
The flexible slide 16 in 5 positions, pattern displaying area 5 is set to touch more softness.
Claims (9)
1. a kind of display device of anti-surface bulge, including housing (1), display facial mask (4) and positioned at housing (1) and display surface
Glue layer (2) between film (4), the display facial mask (4) have pattern displaying area (5), the housing (1) and the display surface
Between film (4) certain space (13) is formed at pattern displaying area (5) place, it is characterised in that：Offered on the glue layer (2)
Air guide channel (10), one end of the air guide channel (10) connect with space (13), and the other end extends to the outside of glue layer (2)
Edge.
2. the display device of anti-surface bulge according to claim 1, it is characterised in that：The air guide channel (10) includes
The straight length portion (8) being connected and segmental arc part (9), one end of the segmental arc part (9) extend to glue layer (2)
Outer edge.
3. the display device of anti-surface bulge according to claim 2, it is characterised in that：Segmental arc part (9) bag
Include the first curved portions (901) and the second curved portions (902) for joining end to end S-shaped.
4. the display device of anti-surface bulge according to claim 3, it is characterised in that：First curved portions (901)
Between the straight length portion (8) and second curved portions (902), the width of first curved portions (901) is more than
The width of second curved portions (902).
5. the display device of anti-surface bulge according to claim 1, it is characterised in that：Described display facial mask (4) fovea superior
Fall into and be provided with and the locating dowel of detent (14) location fit formed with detent (14), the surface of the housing (1)
(7)。
6. the display device of anti-surface bulge according to claim 1, it is characterised in that：The air guide channel (10) is close
Porous plug (11) is filled with one end port of glue layer (2) outer edge.
7. the display device of anti-surface bulge according to claim 6, it is characterised in that：The porous plug (11) is sponge
Plug.
8. the display device of anti-surface bulge according to claim 1, it is characterised in that：Described display facial mask (4) surface
It is provided with flame retardant plastics film (15).
9. the display device of anti-surface bulge according to claim 8, it is characterised in that：The flame retardant plastics film (15)
Including the internal layer (1501) and outer layer (1502) stacked, in corresponding pattern between the internal layer (1501) and outer layer (1502)
Viewing area (5) forms cavity (17), and flexible slide (16) is filled in the cavity (17).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720850834.0U CN207052220U (en) | 2017-07-13 | 2017-07-13 | The display device of anti-surface bulge |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720850834.0U CN207052220U (en) | 2017-07-13 | 2017-07-13 | The display device of anti-surface bulge |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207052220U true CN207052220U (en) | 2018-02-27 |
Family
ID=61495582
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720850834.0U Expired - Fee Related CN207052220U (en) | 2017-07-13 | 2017-07-13 | The display device of anti-surface bulge |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207052220U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111489649A (en) * | 2020-05-09 | 2020-08-04 | 合肥达视光电科技有限公司 | Transparent display screen and installation mode thereof |
-
2017
- 2017-07-13 CN CN201720850834.0U patent/CN207052220U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111489649A (en) * | 2020-05-09 | 2020-08-04 | 合肥达视光电科技有限公司 | Transparent display screen and installation mode thereof |
| CN111489649B (en) * | 2020-05-09 | 2021-01-08 | 合肥达视光电科技有限公司 | Transparent display screen and installation mode thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180227 Termination date: 20210713 |