CN213423655U - Side-in type backlight display module - Google Patents
Side-in type backlight display module Download PDFInfo
- Publication number
- CN213423655U CN213423655U CN202022122870.XU CN202022122870U CN213423655U CN 213423655 U CN213423655 U CN 213423655U CN 202022122870 U CN202022122870 U CN 202022122870U CN 213423655 U CN213423655 U CN 213423655U
- Authority
- CN
- China
- Prior art keywords
- frame
- bottom plate
- display module
- side wall
- shaped groove
- 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.)
- Active
Links
Images
Landscapes
- Liquid Crystal (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
Abstract
The utility model relates to a side-in type backlight display module, which comprises a body and a side-in type backlight module; the body comprises a metal rear frame and an electromagnetic plate, and the side-in type backlight module comprises a U-shaped groove body and a light bar; the electromagnetic plate is separated from the metal rear frame by the wave absorbing frame, so that radio frequency signals emitted when an external electromagnetic touch pen is used are not interfered by the metal rear frame, the touch precision of the electromagnetic touch pen is improved to the greatest extent, and the user experience is improved; the U-shaped groove body for mounting the light bar in the side-in type backlight module is detachably connected with the metal rear frame in the body, so that the light bar is more convenient to mount and dismount and is convenient to assemble and maintain after sale; the device has the advantages of simple realization structure, low cost, small volume, easy installation and maintenance and strong anti-interference capability.
Description
Technical Field
The utility model relates to a display screen technical field, more specifically say, relate to a side income formula display module in a poor light.
Background
The backlight source of the existing body is usually built-in, when the backlight source fails, the whole body and the touch module group are usually required to be detached to replace the backlight source, and great inconvenience is caused to after-sale maintenance;
in addition, in order to reduce the thickness of the display screen, the outer frame of the body is often made of a metal material, which interferes with the radio-frequency signal emitted by the electromagnetic pen when the electromagnetic touch screen is used, so that the electromagnetic board cannot receive the signal accurately, and cannot be used, thereby seriously affecting the user experience.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model lies in, to the above-mentioned defect of prior art, it is simple to provide a circuit, and is with low costs, small side income formula display module in a poor light.
The utility model provides a technical scheme that its technical problem adopted is:
constructing a lateral backlight display module, which comprises a body and a lateral backlight module; the electromagnetic shielding device comprises a body, a first shielding plate and a second shielding plate, wherein the body comprises a metal rear frame and an electromagnetic plate, the section of the metal rear frame is U-shaped and comprises a first bottom plate and a first side wall formed by bending the edge of the first bottom plate by 90 degrees, and a cavity is surrounded by the first bottom plate and the first side wall;
the wave absorbing frame is arranged in the cavity and comprises a second bottom plate and a second side wall formed by bending the edge of the second bottom plate by 90 degrees, and an accommodating space is formed by the second bottom plate and the second side wall in a surrounding mode;
the wave absorbing frame is arranged in the cavity in an overlapping mode; a reflector is stacked in the accommodating space, and a light guide plate, the electromagnetic plate, a diffusion sheet, a brightness enhancement sheet and a display module are sequentially stacked above the reflector;
the side-in type backlight module comprises a U-shaped groove body and a light bar, wherein the light bar is arranged in the U-shaped groove body, the light bar and the U-shaped groove body are parallel to each other, and a lamp bead of the light bar faces to an opening of the U-shaped groove body; a rectangular through hole matched with the opening of the U-shaped groove body is formed in any first side wall of the metal rear frame, and the opening of the U-shaped groove body is opposite to the rectangular through hole; the U-shaped groove body is detachably connected with the metal rear frame.
The lateral backlight display module of the present invention, wherein the U-shaped groove comprises a third bottom plate and a third side wall formed by bending two opposite side edges of the third bottom plate by 90 degrees; the light bar and the third bottom plate are parallel to each other; an edge strip is fixedly connected to the surface of one side, away from the opening of the U-shaped groove body, of the third side wall, and the edge strip is parallel to the third bottom plate; one side of the third side wall far away from the third bottom plate is flush with one side of the third side wall far away from the third bottom plate;
the metal rear frame is provided with a rectangular through hole, the surface of one side, far away from the cavity, of the first side wall of the rectangular through hole is fixedly connected with an L-shaped clamping strip, the L-shaped clamping strip and the first side wall, provided with the rectangular through hole, of the metal rear frame form an elongated slot matched with the edge strip, the elongated slot faces to the third side wall of the U-shaped groove body, and the edge strip is inserted into the elongated slot.
Side income formula display module in a poor light, wherein, the speculum is located the below of lamp strip.
Side income formula backlight display module, wherein, the speculum is kept away from a side surface of second bottom plate with the second lateral wall is kept away from a side surface parallel and level of second bottom plate.
The side-in type backlight display module of the present invention, wherein the side wall of the light guide plate faces the light bar; the electromagnetic plate is located above the lamp strip.
The utility model discloses a side income formula backlight display module, wherein, display module includes vertical polaroid, thin-film transistor, liquid crystal and color filter and the horizontal polaroid that superposes in proper order; the vertical polarizer is overlapped above the brightness enhancement film; and a glass plate is stacked above the horizontal polarizer.
The lateral backlight display module of the present invention, wherein the body further comprises a front frame, the front frame is composed of a vertical frame, an upper flat frame and a lower flat frame, the upper flat frame is located in the vertical frame and is fixedly connected to the vertical frame, the lower flat frame is located outside the vertical frame and is fixedly connected to the vertical frame, and the upper flat frame is located above the lower flat frame;
the bottom surface of the upper flat frame is tightly attached to one side surface of the glass plate, which is far away from the horizontal polarizer; a fixed flat frame is further sleeved outside the metal rear frame and fixedly connected with the first side wall of the metal rear frame; the bottom surface of the lower flat frame is tightly attached to the top surface of the fixed flat frame;
the lower flat frame and the fixed flat frame are detachably and fixedly connected.
Side income formula display module in a poor light, wherein, lower flat frame with all a plurality of screws on the fixed flat frame, screw on the lower flat frame is just right screw on the fixed flat frame, screw female connection has the screw.
Side income formula display module in a poor light, wherein, inhale ripples frame and make for permanent magnetic ferrite.
The side-in backlight display module of the utility model, wherein, one side of the reflector close to the wave-absorbing frame is an inclined plane facing the light bar; a supporting block is arranged below the inclined plane, the supporting block is fixedly connected to the second bottom plate, and one side face, far away from the second bottom plate, of the supporting block is tightly attached to the reflector.
The beneficial effects of the utility model reside in that: the electromagnetic plate is separated from the metal rear frame by the wave absorbing frame, so that radio frequency signals emitted when an external electromagnetic touch pen is used are not interfered by the metal rear frame, the touch precision of the electromagnetic touch pen is improved to the greatest extent, and the user experience is improved; the U-shaped groove body for mounting the light bar in the side-in type backlight module is detachably connected with the metal rear frame in the body, so that the light bar is more convenient to mount and dismount and is convenient to assemble and maintain after sale; the device has the advantages of simple realization structure, low cost, small volume, easy installation and maintenance and strong anti-interference capability.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the present invention will be further described below with reference to the accompanying drawings and embodiments, wherein the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained without inventive work according to the drawings:
fig. 1 is a cross-sectional view of a side-in type backlight display module according to a preferred embodiment of the present invention;
fig. 2 is a front view of a side-in type backlight display module according to a preferred embodiment of the present invention;
fig. 3 is a left side view of the lateral backlight display module according to the preferred embodiment of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, a clear and complete description will be given below with reference to the technical solutions of the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.
The lateral backlight display module according to the preferred embodiment of the present invention is shown in fig. 1, and also refer to fig. 2 to 3; comprises a body 100 and a side-in backlight module 200; the body 100 comprises a metal rear frame 101 and an electromagnetic plate 102, the section of the metal rear frame 101 is in a U shape and comprises a first bottom plate 1011 and a first side wall 1012 formed by bending the edge of the first bottom plate 1011 at 90 degrees, and the first bottom plate 1011 and the first side wall 1012 enclose a cavity 300;
the wave-absorbing frame 301 is arranged in the cavity 300, the wave-absorbing frame 301 comprises a second bottom plate 3011 and a second side wall 3012 formed by bending the edge of the second bottom plate 3011 in an angle of 90 degrees, and the second bottom plate 3011 and the second side wall 3012 are enclosed to form an accommodating space 400;
the wave absorbing frame 301 is stacked in the cavity 300; a reflector 401 is stacked in the accommodating space 400, and a light guide plate 402, an electromagnetic plate 102, a diffusion sheet 403, a brightness enhancement sheet 404 and a display module 405 are sequentially stacked above the reflector 401;
the side-in type backlight module 200 comprises a U-shaped groove 201 and a light bar 202, wherein the light bar 202 is arranged in the U-shaped groove 201, the light bar 202 is parallel to the U-shaped groove 201, and the light bead of the light bar 202 faces to the opening of the U-shaped groove 201; a rectangular through hole 1013 matched with the opening of the U-shaped groove body 201 is arranged on any first side wall 1012 of the metal rear frame 101, and the opening of the U-shaped groove body 201 is opposite to the rectangular through hole 1013; the U-shaped groove body 201 is detachably connected with the metal rear frame 101;
the electromagnetic plate 102 and the metal rear frame 101 are separated by the wave absorbing frame 301, so that radio-frequency signals emitted when an external electromagnetic touch pen is used are not interfered by the metal rear frame 101, the touch precision of the electromagnetic touch pen is improved to the greatest extent, and the user experience is improved; the U-shaped groove 201 for installing the light bar 202 in the side-in backlight module 200 is detachably connected with the metal rear frame 101 in the body 100, so that the wave-absorbing frame 301 in the cavity 300, the reflector 401, the light guide plate 402, the electromagnetic plate 102, the diffusion sheet 403, the brightness enhancement sheet 404 and the display module 405 in the accommodating space 400 are more conveniently installed and detached, and the assembly and after-sale maintenance are facilitated; the device has the advantages of simple realization structure, low cost, small volume, easy installation and maintenance and strong anti-interference capability.
As shown in fig. 1 and 2, the U-shaped groove 201 includes a third bottom 2011 and a third sidewall 2012 formed by bending two opposite side edges of the third bottom 2011 at 90 degrees; the light bar 202 and the third bottom plate 2011 are parallel to each other; an edge strip 2013 is fixedly connected to the surface of one side, away from the opening of the U-shaped groove body 201, of the third side wall 2012, and the edge strip 2013 is parallel to the third bottom plate 2011; the side of the third strip 2013 away from the third bottom 2011 is flush with the side of the third sidewall 2012 away from the third bottom 2011;
the surface of one side, far away from the cavity 300, of the first side wall 1012 of the metal rear frame 101, which is provided with the rectangular through hole 1013, is fixedly connected with an L-shaped clamping strip 103, the L-shaped clamping strip 103 and the first side wall 1012 of the metal rear frame 101, which is provided with the rectangular through hole 1013, form a long groove 1031 matched with the edge strip 2013, the long groove 1031 faces to the third side wall 2012 of the U-shaped tank body 201, and the edge strip 2013 is inserted into the long groove 1031; the side-entry backlight module 200 is easy to disassemble and assemble.
As shown in fig. 1, the reflector 401 is located below the light bar 202; the reflectivity is improved.
As shown in fig. 1, a surface of the reflector 401 away from the second base 3011 is flush with a surface of the second sidewall 3012 away from the second base 3011; the reflectivity is improved.
As shown in fig. 1, the side wall of the light guide plate 402 faces the light bar 202; the electromagnetic plate 102 is positioned above the light bar 202; light guide is facilitated.
As shown in fig. 1, the display module 405 includes a vertical polarizer (not shown), a thin film transistor (not shown), a liquid crystal (not shown), a color filter (not shown), and a horizontal polarizer (not shown) stacked in sequence; the vertical polarizer is stacked above the brightness enhancement film 404; a glass plate 406 is stacked above the horizontal polarizer; simple structure, low cost and small volume.
As shown in fig. 1 and 2, the body 100 further includes a front frame 500, the front frame 500 is composed of a vertical frame 501, an upper flat frame 502 and a lower flat frame 503, the upper flat frame 502 is located inside the vertical frame 501 and is fixedly connected with the vertical frame 501, the lower flat frame 503 is located outside the vertical frame 501 and is fixedly connected with the vertical frame 501, and the upper flat frame 502 is located above the lower flat frame 503;
the bottom surface of the upper flat frame 502 is tightly attached to one side surface of the glass plate 406 away from the horizontal polarizer; a fixed flat frame 1014 is sleeved outside the metal rear frame 101, and the fixed flat frame 1014 is fixedly connected with the first side wall 1012 of the metal rear frame 101; the bottom surface of the lower flat frame 503 is closely attached to the top surface of the fixed flat frame 1014;
the lower flat frame 503 is detachably and fixedly connected with the fixed flat frame 1014; convenient to fix, simple structure, low cost and small volume.
As shown in fig. 1, the lower flat frame 503 and the fixed flat frame 1014 are all provided with a plurality of screw holes 1015, the screw holes 1015 on the lower flat frame 503 are opposite to the screw holes 1015 on the fixed flat frame 1014, and the screw holes 1015 are internally threaded with screws (not shown in the figure); simple structure and low cost.
Further preferably, the wave absorbing frame 301 is made of permanent magnetic ferrite; the recognition accuracy of the electromagnetic plate 102 is improved.
As shown in fig. 1, one side of the reflector 401 close to the wave-absorbing frame 301 is an inclined surface, and the inclined surface faces the light bar 202; a supporting block 3013 is arranged below the inclined plane, the supporting block 3013 is fixedly connected to the second bottom plate 3011, and a side surface of the supporting block 3013 far away from the second bottom plate 3011 is tightly attached to the reflector 401; the mirror 401 is prevented from being easily damaged by external pressure.
As shown in fig. 1 to 3, slots 1016 are respectively formed in two first sidewalls 1012 of the metal back frame 101, which are close to the rectangular through hole 1013 and are far from one side of the cavity 300, a baffle 1017 is inserted into the slots 1016, and the baffle 1017 is used for plugging the left and right sides of the U-shaped groove 201, and also has a function of fixing the U-shaped groove 201 and preventing the U-shaped groove 201 from sliding in the long groove 1031.
It will be understood that modifications and variations can be made by persons skilled in the art in light of the above teachings and all such modifications and variations are considered to be within the scope of the invention as defined by the following claims.
Claims (10)
1. A lateral entrance type backlight display module comprises a body and a lateral entrance type backlight module; the electromagnetic shielding device is characterized in that the body comprises a metal rear frame and an electromagnetic plate, the section of the metal rear frame is U-shaped and comprises a first bottom plate and a first side wall formed by bending the edge of the first bottom plate by 90 degrees, and a cavity is enclosed by the first bottom plate and the first side wall;
the wave absorbing frame is arranged in the cavity and comprises a second bottom plate and a second side wall formed by bending the edge of the second bottom plate by 90 degrees, and an accommodating space is formed by the second bottom plate and the second side wall in a surrounding mode;
the wave absorbing frame is arranged in the cavity in an overlapping mode; a reflector is stacked in the accommodating space, and a light guide plate, the electromagnetic plate, a diffusion sheet, a brightness enhancement sheet and a display module are sequentially stacked above the reflector;
the side-in type backlight module comprises a U-shaped groove body and a light bar, wherein the light bar is arranged in the U-shaped groove body, the light bar and the U-shaped groove body are parallel to each other, and a lamp bead of the light bar faces to an opening of the U-shaped groove body; a rectangular through hole matched with the opening of the U-shaped groove body is formed in any first side wall of the metal rear frame, and the opening of the U-shaped groove body is opposite to the rectangular through hole; the U-shaped groove body is detachably connected with the metal rear frame.
2. The lateral backlight display module of claim 1, wherein the U-shaped groove comprises a third bottom plate and a third side wall formed by bending two opposite side edges of the third bottom plate at 90 degrees; the light bar and the third bottom plate are parallel to each other; an edge strip is fixedly connected to the surface of one side, away from the opening of the U-shaped groove body, of the third side wall, and the edge strip is parallel to the third bottom plate; one side of the edge strip, which is far away from the third bottom plate, is flush with one side of the third side wall, which is far away from the third bottom plate;
the metal rear frame is provided with a rectangular through hole, the surface of one side, far away from the cavity, of the first side wall of the rectangular through hole is fixedly connected with an L-shaped clamping strip, the L-shaped clamping strip and the first side wall, provided with the rectangular through hole, of the metal rear frame form an elongated slot matched with the edge strip, the elongated slot faces to the third side wall of the U-shaped groove body, and the edge strip is inserted into the elongated slot.
3. The edge-lit backlight display module of claim 1, wherein the reflector is located below the light bar.
4. The edge-type backlight display module of claim 1, wherein a surface of the reflector facing away from the second bottom plate is flush with a surface of the second sidewall facing away from the second bottom plate.
5. The edge-lit backlight display module of claim 1, wherein the sidewalls of the light guide plate face the light bar; the electromagnetic plate is located above the lamp strip.
6. The edge-type backlight display module of claim 1, wherein the display module comprises a vertical polarizer, a thin film transistor, a liquid crystal, a color filter and a horizontal polarizer, which are stacked in sequence; the vertical polarizer is overlapped above the brightness enhancement film; and a glass plate is stacked above the horizontal polarizer.
7. The lateral backlight display module of claim 6, wherein the body further comprises a front frame, the front frame is composed of a vertical frame, an upper flat frame and a lower flat frame, the upper flat frame is located inside the vertical frame and is fixedly connected with the vertical frame, the lower flat frame is located outside the vertical frame and is fixedly connected with the vertical frame, and the upper flat frame is located above the lower flat frame;
the bottom surface of the upper flat frame is tightly attached to one side surface of the glass plate, which is far away from the horizontal polarizer; a fixed flat frame is further sleeved outside the metal rear frame and fixedly connected with the first side wall of the metal rear frame; the bottom surface of the lower flat frame is tightly attached to the top surface of the fixed flat frame;
the lower flat frame and the fixed flat frame are detachably and fixedly connected.
8. The lateral backlight display module of claim 7, wherein the lower flat frame and the fixed flat frame have a plurality of screw holes, the screw holes of the lower flat frame are opposite to the screw holes of the fixed flat frame, and the screw holes are connected with screws in a threaded manner.
9. The lateral backlight display module of claim 1, wherein the wave-absorbing frame is made of permanent magnetic ferrite.
10. The lateral backlight display module of claim 1, wherein a side of the reflector near the wave-absorbing frame is an inclined surface facing the light bar; a supporting block is arranged below the inclined plane, the supporting block is fixedly connected to the second bottom plate, and one side face, far away from the second bottom plate, of the supporting block is tightly attached to the reflector.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022122870.XU CN213423655U (en) | 2020-09-24 | 2020-09-24 | Side-in type backlight display module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022122870.XU CN213423655U (en) | 2020-09-24 | 2020-09-24 | Side-in type backlight display module |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213423655U true CN213423655U (en) | 2021-06-11 |
Family
ID=76263860
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022122870.XU Active CN213423655U (en) | 2020-09-24 | 2020-09-24 | Side-in type backlight display module |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213423655U (en) |
-
2020
- 2020-09-24 CN CN202022122870.XU patent/CN213423655U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US7236215B2 (en) | Liquid crystal display device having small picture frame region | |
| US8743314B2 (en) | Reflecting plate for preventing leakage of light, backlight and liquid crystal display device having the same | |
| WO2020168802A1 (en) | Touch bezel and touch display screen | |
| US11983376B2 (en) | Touch frame with arrangement of printed circuit board and touch screen having the same | |
| CN110579906B (en) | Backlight module and display device | |
| CN101206348A (en) | Liquid crystal display device | |
| CN210075395U (en) | Mobile terminal | |
| CN213423655U (en) | Side-in type backlight display module | |
| WO2022183693A1 (en) | Display apparatus | |
| CN215181290U (en) | Back plate, backlight module and display device | |
| US20140055976A1 (en) | Display device | |
| US20240295685A1 (en) | Backlight Module and Display Device | |
| CN113905195A (en) | Display device | |
| WO2024119828A1 (en) | Shell structure and infrared touch display screen | |
| CN215494451U (en) | Display device | |
| CN209858904U (en) | Spliced mobile phone backlight source | |
| US20140055916A1 (en) | Display Device | |
| CN101135807A (en) | Liquid crystal display unit | |
| CN216595815U (en) | Display device | |
| US20140055919A1 (en) | Display Device | |
| CN218917869U (en) | Backlight source convenient to install and low in light leakage rate | |
| CN216978831U (en) | Gel imaging system | |
| CN113281931B (en) | Back plate, backlight module and display device | |
| CN218788249U (en) | Display assembly and display | |
| CN217639622U (en) | ELED backlight display |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |