CN211786498U - Display device with double layers of transparence - Google Patents
Display device with double layers of transparence Download PDFInfo
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- CN211786498U CN211786498U CN202020065705.2U CN202020065705U CN211786498U CN 211786498 U CN211786498 U CN 211786498U CN 202020065705 U CN202020065705 U CN 202020065705U CN 211786498 U CN211786498 U CN 211786498U
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- display device
- backlight plate
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- light
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- 239000011521 glass Substances 0.000 claims abstract description 38
- 239000004973 liquid crystal related substance Substances 0.000 claims abstract description 14
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- 239000000758 substrate Substances 0.000 claims description 16
- 238000003825 pressing Methods 0.000 claims description 11
- 238000001125 extrusion Methods 0.000 claims description 8
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 6
- 229910052782 aluminium Inorganic materials 0.000 claims description 6
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 3
- 239000000956 alloy Substances 0.000 claims description 3
- 229910045601 alloy Inorganic materials 0.000 claims description 3
- 239000010949 copper Substances 0.000 claims description 3
- 229910052802 copper Inorganic materials 0.000 claims description 3
- 239000004411 aluminium Substances 0.000 claims description 2
- -1 acryl Chemical group 0.000 claims 1
- 230000004313 glare Effects 0.000 abstract description 3
- 238000009434 installation Methods 0.000 description 4
- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 description 3
- 238000010923 batch production Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000007704 transition Effects 0.000 description 2
- 230000000007 visual effect Effects 0.000 description 2
- 230000002457 bidirectional effect Effects 0.000 description 1
- 239000002274 desiccant Substances 0.000 description 1
- 239000003822 epoxy resin Substances 0.000 description 1
- 239000005357 flat glass Substances 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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Abstract
The utility model discloses a double-layer transparent display device, which comprises a front glass, a liquid crystal screen, a transparent backlight plate and a transparent LED module from front to back in sequence; the display device also comprises a fixed frame arranged around the periphery of the display device; the front glass and the backlight plate are fixed through a fixing frame, and the transparent LED module is arranged between the backlight plate and the transparent glass wall; the fixed frame is also provided with a first background lamp which is positioned between the backlight plate and the liquid crystal screen; the fixed frame is also provided with a second background lamp, light of the second background lamp is emitted into the backlight plate from the side surface of the backlight plate, and the backlight plate contains scattering particles with uniform density distribution. The utility model discloses a double-deck transparent display device except can effectively improving the experience by bus, waiting, can also effectively reduce display device's the glare influence of being shaded to the passenger.
Description
Technical Field
The utility model discloses a technique relates to display device technical field, concretely relates to display device with double-deck transparency.
Background
In the prior art, display devices are common electronic devices, such as a display device of a desktop computer, a display screen of a notebook computer, a wall-mounted liquid crystal television, and the like, and all of the display devices have a common characteristic that a scene behind the screen cannot be observed through the screen, and a common display device does not have the requirement.
The inventor team of the application has previously designed an intermediate layer fixed knot of transparent display module assembly and glass wall to construct, as the disclosure of CN201920259398.9 records, this kind of novel display device is the translucent state, is used for specific occasions such as subway shield door and train window, has special use.
The novel display device is structurally different from the traditional display device, so that a plurality of technical support details extending around the core structure of the novel display device need to be redesigned, and a good fixing frame special for the display device in specific occasions such as subway shielding doors does not exist at present. Therefore, the development of the semi-transparent display device is restricted, the cost is high, the installation is inconvenient, and the popularization and the application are not facilitated.
In addition, the conventional transparent display device is theoretically a bidirectional transparent display, but actually has better visual effect on the front side than on the back side, and the visual experience of the back side is still insufficient due to the problems of pattern inversion and backlight.
SUMMERY OF THE UTILITY MODEL
The utility model aims at prior art not enough, design one kind and have double-deck transparent display device, be exclusively used in specific occasions such as subway shield door and train door window equipment and use, this scheme has improved the experience when back observation transparent display device greatly.
For realizing the utility model discloses the technical scheme who adopts does: a display device with double layers of transparency is used for being installed on a transparent glass wall, and sequentially comprises front glass, a liquid crystal screen, a transparent backlight plate and an LED transparent module from front to back; the liquid crystal screen is adhered to the rear side face of the front glass;
the display device also comprises a fixed frame arranged around the periphery of the display device, wherein the fixed frame is a linear extruded section; the front glass and the backlight plate are fixed through a fixing frame, and the LED transparent module is arranged between the backlight plate and the transparent glass wall;
the fixed frame is also provided with a first background lamp which is positioned between the backlight plate and the liquid crystal screen and irradiates towards the middle of the screen; the fixed frame is also provided with a second background lamp which is positioned at the edge of the side surface of the backlight plate, the light of the second background lamp is emitted into the backlight plate from the side surface of the backlight plate, and the backlight plate contains scattering particles with uniform density distribution;
the LED transparent module is composed of a plurality of LED base strips in an equidistant parallel arrangement mode, LED light-emitting elements in an equidistant arrangement mode are arranged on each LED base strip, the width of each LED base strip is 1.5-4 mm, the distance between the LED base strips is 3-23 mm, and the distance between the LED light-emitting elements is 0.75-10 mm.
Preferably, the LED base strips are horizontally arranged, vertically arranged or obliquely arranged.
Preferably, the substrate of the LED base strip is an aluminum substrate, a copper substrate, an acrylic substrate or a glass substrate.
Preferably, the LED light emitting element is a single color light emitting element or a multicolor light emitting element.
Preferably, the cross-sectional features of the fixed frame include:
the display device comprises a supporting beam, a supporting frame and a display device, wherein the supporting beam extends along a direction vertical to a screen of the display device; the front glass is arranged in the screen clamping interval in a clamping manner and is clamped and fixed by the clamping beam and the shockproof beam;
the display device comprises a cap beam arranged at the upper end of a column beam, wherein the cap beam protrudes out of the rear side surface of the column beam to form a cap edge, and the cap edge is close to one side of a glass wall when the display device is installed; the lower end of the support beam is arranged on the front side surface of the cap beam, and the upper end of the support beam extends upwards to be higher than the shockproof beam;
the first light beam is vertically protruded on the front side surface of the support beam, is higher than the shockproof beam and is lower than the upper end of the support beam; the first background light is arranged on the first light beam;
the second light beam is vertically protruded on the rear side surface of the support beam and is lower than the upper end of the support beam; the second lamp beam is provided with the second background lamp, and the backlight plate is arranged above the second background lamp;
the backlight plate is clamped between the supporting beam and the pressing plate by the pressing plate, and the other surface of the pressing plate is close to one side of the glass wall when the display device is installed;
and a point breaking beam is arranged between the shockproof beam and the supporting beam, and the point breaking beam is connected with the shockproof beam and the supporting beam through a breakpoint structure.
Preferably, one side of the shockproof beam, which faces the clamping beam, is provided with a concave step, and the concave step is higher than the clamping beam; the concave step is internally provided with a buffer pad which slightly protrudes out of the surface of the shockproof beam and is extruded by the front glass.
Preferably, the space enclosed by the resisting beam, the shockproof beam, the column beam, the branch beam and the point-breaking beam is a wire groove interval, the space comprises a first wire groove interval between the shockproof beam and the column beam and a second wire groove interval between the shockproof beam and the branch beam, and the first wire groove interval and the second wire groove interval are communicated with each other.
Preferably, the section of the fixing frame is aluminum or an alloy thereof.
Preferably, the linear extrusion comprises a linear extrusion and an arc extrusion.
The utility model discloses a have double-deck transparent display device, on suitable shield door and the train door window of locating the subway platform, set up a LED transparent module behind one's back at transparent display device, LED transparent module shows platform or driving information, except can effectively improving the experience by bus, wait, can also effectively reduce display device's the glare influence of being shaded to the passenger. In addition, the fixing frame of the utility model is a linear extruded section, which has a linear or arc shape; because designed reasonable frame structure, all made reasonable arrangement and design with leading glass, LCD screen, background light, board and the line position of walking, when manufacturing, only need assemble fast, really accomplished easy installation, low cost, batch production and popularization and application.
Drawings
Fig. 1 is a schematic diagram of the splicing of the middle fixed frame of the present invention;
fig. 2 is a cross-sectional view of the fixing frame of the present invention;
FIG. 3 is a schematic view of the installation of the fixing frame and the backlight plate of the present invention;
fig. 4 is a schematic structural diagram of a display device according to the present invention;
FIG. 5 is a schematic structural view of a middle-double layer transparent display device of the present invention
FIG. 6 is a schematic structural view of the middle LED transparent module of the present invention
Detailed Description
The following describes the embodiments of the present invention with reference to the accompanying drawings.
As shown in fig. 1 to 6, the display device with double-layer transparency according to the present embodiment is specially used for subway platform doors and train windows, and the LED transparent module is disposed on the back of the display device.
The fixed frame involved in the embodiment is a linear extruded section, and has a linear type or an arc type; the fixed frame forms four frames of the display device, and the 45-degree beveling mode can be adopted for the linear extruded section bar fixed frame at the corners of the frames, so that the two frames are spliced into 90-degree angles at the end parts to serve as the right-angle corners of the display device.
As shown in fig. 1, a linear type extruded material 1a may be used at the frame, and an arc type extruded material 1b may be used at the corner, so as to form an arc transition at the corner of the display device. In addition, 45-degree oblique splicing can be carried out on the arc-shaped extruded section.
As shown in fig. 2, which is a cross-sectional view of the fixing frame of the present embodiment, the section is perpendicular to the linear extrusion direction.
The profile of the fixing frame is preferably aluminium or an alloy thereof.
The fixing frame of the embodiment includes a supporting beam 10 extending in a direction perpendicular to the screen of the display device, and a clamping beam 20, a shockproof beam 30 and a column beam 40 are sequentially arranged on one side of the supporting beam 10 facing the screen along the front-rear direction of the screen, and extend in the direction perpendicular to the supporting beam and form a space therebetween.
A screen clamping interval 23 is formed between the clamping beam 20 and the shockproof beam 30 and is used for installing the front glass 2 of the display device; a first wire-groove space 132 is formed between the anti-vibration beam 30 and the pillar beam 40 for routing, placing the associated electronic control module and its cables, desiccant, etc.
The front end face 21 of the clamp beam 20 and the outer end face of the abutment beam 10 have a transition fillet 12 therebetween.
The height of the convex of the anti-vibration beam 30 is higher than that of the clamping beam 20, a concave step 32 is arranged on one side of the anti-vibration beam 30 facing the clamping beam 20, the concave step 32 is higher than that of the clamping beam 20, a concave cavity 31 formed by the concave step 32 is used for placing a buffer pad, and the buffer pad slightly protrudes from the surface of the anti-vibration beam 30 and is extruded by the front glass 2.
The column beam 40 is lower than the shockproof beam 30, the upper end of the column beam 40 is provided with a cap beam 42, the cap beam 42 protrudes backwards from the rear side surface 41 of the column beam 40 to form a cap edge, and a half of the open space 14 is formed between the lower part of the cap edge and the rear side surface 41 of the column beam.
The upper ends of the front side surfaces of the cap beam and the column beam 40 are provided with a supporting beam 50, and the supporting beam 50 extends upwards along the direction parallel to the screen and is far away from the supporting beam 10; the upper end 55 of the support beam 50 is higher than the upper end 33 of the anti-vibration beam 30, a second line slot interval 131 is formed between the support beam 50 and the anti-vibration beam 30, the second line slot interval 131 is communicated with the first line slot interval 132 to form a total line slot interval 13, and the interval between the support beam 50 and the anti-vibration beam 30 is smaller than the interval between the column beam 40 and the anti-vibration beam 30.
The upper end 33 of the anti-vibration beam 30 is provided with a point breaking beam 35, the other end of the point breaking beam 35 is connected with one side of the support beam 50 facing the front of the anti-vibration beam, the point breaking beam 35 is connected with the front side faces of the anti-vibration beam 30 and the support beam 50 through a breakpoint structure 351, and the point breaking beam 35 can be easily broken off.
The front side of the supporting beam 50 is higher than the point breaking beam 35 and lower than the top end of the supporting beam, and a first light beam 51 is arranged, and the first light beam 51 is vertically protruded from the front side of the supporting beam 50.
As also shown in fig. 3, the upper end face of the first light beam 51 away from the abutment beam 10 is used for mounting a first backlight 70, and the first backlight 70 is illuminated in a direction away from the abutment beam 10.
The back side of the support beam 50 opposite to the first light beam 51 is provided with a second light beam 52, the second light beam 52 is lower than the top end of the support beam and higher than the point breaking beam 35, and the second light beam is vertically protruded from the back side of the support beam 50.
The upper end face of the second light beam 52 away from the abutment beam 10 is used for mounting a second backlight 80, and the second backlight 80 is illuminated in a direction away from the abutment beam 10.
The first backlight 70 and the second backlight 80 are separated from the upper end portion of the pillar 50, the backlight 4 is provided above the second backlight 80, the edge of the backlight 4 is pressed against the light emitting surface of the second backlight 80, and the light of the second backlight 80 is incident into the backlight 4 from the edge of the backlight 4.
The lower side of the second light beam 52 is sequentially provided with a screw slot 53 and a wire clamping slot 56, a pressing plate 60 can be used, the pressing plate 60 is provided with a screw hole 65, and a screw penetrates through the screw hole 65 to be fastened with the screw slot 53, so that the pressing plate 60 is fastened and installed on the support beam 50. The backlight plate can be pressed and fixed between the upper end of the pressing plate 60 and the upper end 55 of the supporting beam.
The ends of the second beam 52, the screw slot 53 and the wire-locking slot 56 do not extend beyond the brim.
The space between the upper end face 45 of the cap beam 42 to the wire catching groove 56 is formed as a third wire groove 54.
The fixing frame for the display device of the embodiment has the advantages of compact structure, reasonable distribution of functional structures, low cost, easiness in batch extrusion molding and manufacturing and easiness in scale application.
As shown in fig. 4, the display device of the present embodiment sequentially includes a front glass 2, a liquid crystal display 3, and a backlight plate 4 from front to back, the first backlight 70 is located between the liquid crystal display 3 and the backlight plate 4, the brim and the pressing plate are supported on a glass wall 5, and the glass wall 5 may be a screen door of a subway, a train window glass, or a glass wall of a mall, which needs to be covered with a large glass.
The transparent display device of the present embodiment can be adhered to a glass wall by a strong glue (e.g., epoxy resin), and can be cooperatively fixed by means of hooks, pillars, welding, and the like.
The backlight plate is a transparent acrylic plate, scattering particles are arranged in the backlight plate, when the second background light is not on, the backlight plate is a transparent plate, and if the liquid crystal screen is powered on, opposite scenes can be seen through the display device from front to back respectively.
When the second background light is on, all light rays of the second background light are emitted into the backlight plate and are totally reflected in the inner surface of the backlight plate, and at the moment, the light rays in the backlight plate are widely scattered due to the action of scattering particles in the backlight plate, and the backlight plate presents an atomized luminous state and becomes a semitransparent state; if the liquid crystal screen is powered on to work at the moment, the transparency of the display device is reduced, but the played picture is clearer and brighter.
In addition to this embodiment, a third backlight may be provided between the backlight panel and the glass wall.
The transparent display device of the embodiment has the advantages that due to the design of the reasonable outer frame structure, the front glass, the liquid crystal display screen, the background lamp, the backlight plate and the wiring position are reasonably arranged and designed, when the transparent display device is manufactured, only fast assembly is needed, easy installation, low cost, batch production and popularization and application are really achieved.
As shown in fig. 5, the display device having a double-layer transparent structure according to the present embodiment further includes an LED transparent module 6 disposed between the backlight plate 4 and the glass wall 5, and the LED transparent module 6 is fixed between the backlight plate 4 and the glass wall 5. As shown in fig. 6, the LED transparent module 6 is formed by a plurality of LED base bars 6a arranged regularly, and each LED base bar 6a is provided with a plurality of LED light emitting elements 6b arranged at regular intervals. The distance between the LED base strips 6a is 3-23 mm, the distance is adjusted according to the size of a screen, the width of the base strips is 1.5-4 mm, and the distance between the LED light-emitting elements on the base strips is 0.75-10 mm. The substrate of the LED base strip 6a is a hard substrate such as an aluminum substrate, a copper substrate, an acrylic substrate, a glass substrate and the like. The LED base strips can be arranged horizontally, vertically and obliquely, for example, the length of each base strip is different when the LED base strips are obliquely arranged at an angle of 45 degrees.
The light emitting surface of the transparent LED module faces the back direction of the display device and is used for displaying information dynamically or statically, for example, when the display device is arranged on a shielding door of a subway platform, the display device can be used for displaying the name of the subway in the station, such as 'sports west station' (subway station name), when a train enters the station, passengers in the train can clearly see the information prompt, the riding experience is improved, and when the train leaves the station, the transparent LED module is closed. For another example, when the display device is arranged on a window of a train, the display device can be used for dynamically displaying the running information of the train, such as the information of a terminal station, when the train runs to the station, passengers waiting on the station can clearly see the running information of the train, and the waiting experience is improved.
Because of the large gaps between the LED base bars, when viewed from a distance, the opposite scene is seen through the gaps, but not so clear, in a substantially translucent state.
This embodiment sets up a transparent module of LED behind transparent display device on suitable shield door and the train door window of locating subway platform, and the transparent module of LED shows platform or driving information, except can effectively improving the experience of taking a bus, waiting, can also effectively reduce display device's the influence of being shaded to the glare that is dorsad the passenger.
The above description is only an embodiment of the present application, but the scope of the present application is not limited thereto, and any changes or substitutions within the technical scope of the present disclosure should be covered by the scope of the present application. The present invention is not limited to the specific embodiments disclosed and described above, and modifications and variations of the present invention are also intended to fall within the scope of the appended claims. Furthermore, although specific terms are employed herein, they are used in a generic and descriptive sense only and not for purposes of limitation.
Claims (9)
1. A display device with double layers of transparency is used for being installed on a transparent glass wall and is characterized by sequentially comprising front glass, a liquid crystal screen, a transparent backlight plate and an LED transparent module from front to back; the liquid crystal screen is adhered to the rear side face of the front glass;
the display device also comprises a fixed frame arranged around the periphery of the display device, wherein the fixed frame is a linear extruded section; the front glass and the backlight plate are fixed through a fixing frame, and the LED transparent module is arranged between the backlight plate and the transparent glass wall;
the fixed frame is also provided with a first background lamp which is positioned between the backlight plate and the liquid crystal screen and irradiates towards the middle of the screen; the fixed frame is also provided with a second background lamp which is positioned at the edge of the side surface of the backlight plate, the light of the second background lamp is emitted into the backlight plate from the side surface of the backlight plate, and the backlight plate contains scattering particles with uniform density distribution;
the LED transparent module is composed of a plurality of LED base strips in an equidistant parallel arrangement mode, LED light-emitting elements in an equidistant arrangement mode are arranged on each LED base strip, the width of each LED base strip is 1.5-4 mm, the distance between the LED base strips is 3-23 mm, and the distance between the LED light-emitting elements is 0.75-10 mm.
2. The display device according to claim 1, wherein the LED base bars are horizontally arranged, vertically arranged, or diagonally arranged.
3. The display device according to claim 1, wherein the substrate of the LED base strip is an aluminum substrate, a copper substrate, an acryl substrate, or a glass substrate.
4. The display device according to claim 1, wherein the LED light-emitting element is a single-color light-emitting element or a multi-color light-emitting element.
5. The display apparatus of claim 1, wherein the cross-sectional features of the fixed frame comprise:
the display device comprises a supporting beam, a supporting frame and a display device, wherein the supporting beam extends along a direction vertical to a screen of the display device; the front glass is arranged in the screen clamping interval in a clamping manner and is clamped and fixed by the clamping beam and the shockproof beam;
the display device comprises a cap beam arranged at the upper end of a column beam, wherein the cap beam protrudes out of the rear side surface of the column beam to form a cap edge, and the cap edge is close to one side of a glass wall when the display device is installed; the lower end of the support beam is arranged on the front side surface of the cap beam, and the upper end of the support beam extends upwards to be higher than the shockproof beam;
the first light beam is vertically protruded on the front side surface of the support beam, is higher than the shockproof beam and is lower than the upper end of the support beam; the first background light is arranged on the first light beam;
the second light beam is vertically protruded on the rear side surface of the support beam and is lower than the upper end of the support beam; the second lamp beam is provided with the second background lamp, and the backlight plate is arranged above the second background lamp;
the backlight plate is clamped between the supporting beam and the pressing plate by the pressing plate, and the other surface of the pressing plate is close to one side of the glass wall when the display device is installed;
and a point breaking beam is arranged between the shockproof beam and the supporting beam, and the point breaking beam is connected with the shockproof beam and the supporting beam through a breakpoint structure.
6. The display device according to claim 5, wherein the side of the anti-vibration beam facing the clamp beam is provided with a recessed step higher than the clamp beam; the concave step is internally provided with a buffer pad which slightly protrudes out of the surface of the shockproof beam and is extruded by the front glass.
7. The display device according to claim 5, wherein the space enclosed between the support beam, the anti-vibration beam, the pillar beam, the branch beam and the spot-broken beam is a linear groove space, which comprises a first linear groove space between the anti-vibration beam and the pillar beam and a second linear groove space between the anti-vibration beam and the branch beam, and the first linear groove space and the second linear groove space are communicated with each other.
8. A display device as claimed in claim 5, characterised in that the profile of the fixing frame is aluminium or an alloy thereof.
9. The transparent display device of claim 5, wherein the linear extrusion comprises a linear extrusion and an arc extrusion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020065705.2U CN211786498U (en) | 2020-01-10 | 2020-01-10 | Display device with double layers of transparence |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020065705.2U CN211786498U (en) | 2020-01-10 | 2020-01-10 | Display device with double layers of transparence |
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| Publication Number | Publication Date |
|---|---|
| CN211786498U true CN211786498U (en) | 2020-10-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020065705.2U Expired - Fee Related CN211786498U (en) | 2020-01-10 | 2020-01-10 | Display device with double layers of transparence |
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| CN (1) | CN211786498U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112331309A (en) * | 2020-10-29 | 2021-02-05 | 武汉联影医疗科技有限公司 | Medical image film reading device and medical image film reading system |
-
2020
- 2020-01-10 CN CN202020065705.2U patent/CN211786498U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112331309A (en) * | 2020-10-29 | 2021-02-05 | 武汉联影医疗科技有限公司 | Medical image film reading device and medical image film reading system |
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Granted publication date: 20201027 |