CN113703222A - Mobile phone backlight source with LEDs arranged in groups at non-uniform intervals - Google Patents
Mobile phone backlight source with LEDs arranged in groups at non-uniform intervals Download PDFInfo
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- CN113703222A CN113703222A CN202110123873.1A CN202110123873A CN113703222A CN 113703222 A CN113703222 A CN 113703222A CN 202110123873 A CN202110123873 A CN 202110123873A CN 113703222 A CN113703222 A CN 113703222A
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- heat
- backlight source
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- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
- G02F1/1336—Illuminating devices
- G02F1/133602—Direct backlight
- G02F1/133603—Direct backlight with LEDs
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- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/133382—Heating or cooling of liquid crystal cells other than for activation, e.g. circuits or arrangements for temperature control, stabilisation or uniform distribution over the cell
- G02F1/133385—Heating or cooling of liquid crystal cells other than for activation, e.g. circuits or arrangements for temperature control, stabilisation or uniform distribution over the cell with cooling means, e.g. fans
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
- G02F1/1336—Illuminating devices
- G02F1/133602—Direct backlight
- G02F1/133605—Direct backlight including specially adapted reflectors
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
- G02F1/1336—Illuminating devices
- G02F1/133602—Direct backlight
- G02F1/133606—Direct backlight including a specially adapted diffusing, scattering or light controlling members
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
- G02F1/1336—Illuminating devices
- G02F1/133602—Direct backlight
- G02F1/133608—Direct backlight including particular frames or supporting means
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/02—Constructional features of telephone sets
- H04M1/0202—Portable telephone sets, e.g. cordless phones, mobile phones or bar type handsets
- H04M1/026—Details of the structure or mounting of specific components
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- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- Mathematical Physics (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Planar Illumination Modules (AREA)
- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
Abstract
The invention discloses a mobile phone backlight source with LED non-uniform distance grouped arrangement, which comprises a lamp group plate, wherein a plurality of lamp group LED lamp holders with non-uniform distance grouped arrangement are arranged on the lamp group plate, at least two lamp beads are arranged inside the LED lamp holders, a cross bar is fixedly arranged on the outer wall of the bottom of the lamp group plate, a plurality of vertical bars distributed at equal distance are arranged on the outer wall of one side of the cross bar, a heat conduction block is fixed on the outer wall of the bottom of the cross bar, a plurality of slots distributed at equal distance are arranged on the outer walls of two sides of the heat conduction block, a round angle is arranged on the inner wall, a plurality of corrugated bars distributed at equal distance are fixedly connected on the outer walls of the two vertical bars, and a connection flexible wire is arranged on the outer wall of one side of the lamp group plate. The heat-conducting blocks, the transverse strips, the vertical strips and the corrugated strips are all good thermal conductors, so that heat emitted from the lamp set plate is absorbed, and the heat-conducting blocks are inserted into the heat-radiating mechanism on the mobile phone, so that multi-output linkage heat radiation in the mobile phone is realized, and the heat-radiating performance of the device is enhanced.
Description
Technical Field
The invention relates to the technical field of mobile phone backlight sources, in particular to a mobile phone backlight source with LEDs arranged in groups at non-uniform intervals.
Background
The backlight source is a light source located at the back of the liquid crystal display, and the light emitting effect of the backlight source directly affects the visual effect of the liquid crystal display module. The liquid crystal display itself does not emit light and its display pattern is the result of its modulation of light. The choice of light source used is important in the design of the backlight. The light source used determines the photoelectric parameters of the backlight, such as power consumption, brightness, color, etc., and also determines the characteristics of the backlight, such as its operating conditions and service life.
The existing mobile phone backlight source with LED non-uniform distance grouped arrangement comprises an LED light source, a flexible circuit board, a plastic rubber shell, a light guide plate, an FPC double-sided adhesive tape, a shading black-white double-sided adhesive tape, a brightness enhancement film A, a brightness enhancement film B, a diffusion film, a reflective film component, an iron frame and a fixed iron frame, wherein the LED light source comprises a plurality of groups of LED lamp beads, the plurality of groups of LED lamp beads are arranged in a non-uniform distance, each group of LED lamp beads comprises two or more than two LED lamp beads to form a whole, the distance between the lamp beads in each group of LED lamp beads is smaller than that between the group and the group, the distance between the group and the group is as large as possible, the plastic rubber shell head of the backlight source has enough room to be used as a long wall and can be provided with a retaining wall, and reinforcing ribs can be added when the FPC double-sided adhesive tape is adhered to improve the stability of the backlight source.
However, the conventional device generates a large amount of heat during use, and if the heat cannot be dissipated, the use effect and the service life of the device are seriously affected.
Disclosure of Invention
The invention aims to solve the defects in the prior art, and provides a mobile phone backlight source with LEDs in non-uniform distance and grouped arrangement.
In order to achieve the purpose, the invention adopts the following technical scheme:
a mobile phone backlight source with LED non-uniform distance grouping arrangement comprises a lamp group plate, a plurality of lamp group LED lamp holders with non-uniform distance grouping arrangement are arranged on the lamp group plate, at least two lamp beads are arranged inside the LED lamp holder, a transverse bar is fixedly arranged on the outer wall of the bottom of the lamp group plate, the outer wall of one side of the transverse bar is provided with a plurality of vertical bars which are distributed at equal intervals, the outer wall of the bottom of the transverse bar is fixed with a heat conducting block through a screw, the outer walls of the two sides of the heat conducting block are both provided with a plurality of slots which are distributed at equal intervals, the inner wall is provided with a round angle, wherein the outer walls of the two vertical bars are welded with a plurality of corrugated strips which are distributed at equal intervals, the outer wall of one side of the lamp group plate is provided with a connecting flexible wire, and the one end of connecting the patchcord is provided with the dop, one side outer wall of dop is provided with the inserted block of a plurality of equidistance distributions, be provided with the printing opacity module on the banks board.
As a still further scheme of the invention: the horizontal bars and the vertical bars are of an integrated structure.
As a still further scheme of the invention: the outer wall of the bottom of the heat conducting block is subjected to chamfering treatment, and the chamfer angle is.
As a still further scheme of the invention: and insulating materials are sprayed on the outer walls of the heat conducting blocks, the transverse strips, the vertical strips and the corrugated strips.
As a still further scheme of the invention: the outer walls of four corners of the bottom of the lamp group plate are respectively fixed with a clamping hook through screws, and hook openings of the clamping hooks are back to back.
As a still further scheme of the invention: the light transmission module is composed of a protective lens, a brightness enhancement film, an absorption plate and a light guide plate, and the protective lens, the brightness enhancement film, the absorption plate and the light guide plate are sequentially and seamlessly bonded from top to bottom.
As a still further scheme of the invention: four symmetrically distributed grooves are formed in the outer wall of the top of the lamp group plate, and threaded holes are formed in the bottoms of the inner walls of the grooves.
As a still further scheme of the invention: the lamp group board bottom outer wall is provided with four symmetrically distributed's joint ring, and the position looks adaptation of joint ring and screw hole.
As a still further scheme of the invention: the both sides outer wall of protection lens all is provided with leak protection mechanism, and leak protection mechanism comprises connection membrane and reflective membrane, connects the membrane and sets up in one side outer wall of protection lens, and the reflective membrane bonds on the inboard cambered surface of connecting the membrane.
The invention has the beneficial effects that:
1. the heat conducting blocks, the transverse strips, the vertical strips and the corrugated strips are good thermal conductors, so that heat emitted from a lamp bank plate can be absorbed, the heat conducting blocks are inserted into a heat dissipation mechanism on the mobile phone, so that multi-output linkage heat dissipation in the mobile phone can be realized, the heat dissipation performance of the device is enhanced, and the corrugated strips are wavy, so that the heat exchange area of the device is increased, and the heat dissipation performance of the device is further improved;
2. the plug block can be conveniently inserted and connected at a proper position through the arranged connecting flexible wire, the flexibility of the device is improved, the arranged groove is convenient for the screw connected with the threaded hole to be placed, so that the space position of the device is saved, the volume of the device is reduced, the appearance of light blocking is reduced, the device can be conveniently clamped at the position needing to be installed through the arranged clamping ring, the quick alignment of the device is conveniently realized, and the quick installation and fixation are convenient after the threaded hole is aligned with the installation position; the arranged absorption plate can absorb blue light generated inside the mobile phone, so that the blue light generated by the mobile phone is prevented from hurting eyes of a user, and the safety of the device is improved in sequence
3. The light that sends in can going back the LED lamp holder through the reflective membrane that sets up, and the light of reflection reflects after meetting the absorption plate, and rethread protection lens sends to this avoids appearing the phenomenon of light leak at the edge of cell-phone, and hoisting device's use is experienced, because unnecessary light is launched and goes out, avoids the waste of light energy from this.
Drawings
Fig. 1 is a schematic view of a split structure of a mobile phone backlight with LEDs arranged in groups at non-uniform distances according to embodiment 1 of the present invention;
fig. 2 is a schematic structural diagram of a lamp group plate of a mobile phone backlight with LEDs arranged in groups at non-uniform distances according to embodiment 1 of the present invention;
fig. 3 is a schematic bottom structure diagram of a lamp group plate of a mobile phone backlight with LEDs arranged in groups at non-uniform distances according to embodiment 1 of the present invention;
fig. 4 is a schematic structural diagram of a brightness enhancement film of a mobile phone backlight with LEDs arranged in non-uniform distance groups according to embodiment 2 of the present invention; .
In the figure: 1 protective glass, 2 bright enhancement films, 3 absorption plates, 4 light guide plates, 5 lamp group plates, 6 connecting flexible wires, 7 insertion blocks, 8LED lamp holders, 9 hooks, 10 threaded holes, 11 grooves, 12 heat conduction blocks, 13 transverse strips, 14 slots, 15 clamping rings, 16 vertical strips, 17 corrugated strips, 18 leakage-proof mechanisms, 19 connecting films, 20 reflective films, 21 light-transmitting modules and 22 clamping heads.
Detailed Description
Reference will now be made in detail to embodiments of the present patent, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present patent and are not to be construed as limiting the present patent.
In the description of this patent, it is to be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the drawings for the convenience of describing the patent and for the simplicity of description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the patent.
In the description of this patent, it is noted that unless otherwise specifically stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly and can include, for example, fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The specific meaning of the above terms in this patent may be understood by those of ordinary skill in the art as appropriate.
Example 1
Referring to fig. 1-3, a mobile phone backlight source with non-uniform distance and grouped arrangement of LEDs comprises a lamp group plate 5, a plurality of lamp group LED lamp holders 8 which are non-equidistantly grouped and arranged on the lamp group plate 5, at least two lamp beads arranged inside the LED lamp holders 8, a cross bar 13 fixedly arranged on the outer wall of the bottom of the lamp group plate 5, a plurality of vertical bars 16 which are equidistantly distributed on the outer wall of one side of the cross bar 13, a heat conduction block 12 fixed on the outer wall of the bottom of the cross bar 13, a plurality of slots 14 which are equidistantly distributed on the outer wall of both sides of the heat conduction block 12, a round angle arranged on the inner wall of 04, wherein a plurality of corrugated bars 17 which are equidistantly distributed are fixedly connected on the outer wall of two vertical bars 16, a connection flexible wire 6 arranged on the outer wall of one side of the lamp group plate 5, a clamp head 22 arranged at one end of the connection flexible wire 6, a plurality of inserting blocks 7 which are equidistantly distributed on the outer wall of one side of the clamp head 22, a light transmission module 21 arranged on the lamp group plate 5, the arranged heat conducting blocks 12, the transverse strips 13, the vertical strips 16 and the corrugated strips 17 are good heat conductors, so that heat emitted from the lamp group plate 5 can be absorbed, the arranged heat conducting blocks 12 are inserted into a heat dissipation mechanism on the mobile phone, so that multi-output linkage heat dissipation in the mobile phone can be realized, the heat dissipation performance of the device is enhanced, and the corrugated strips 17 are wavy, so that the heat exchange area of the device is increased, and the heat dissipation performance of the device is further improved; the arranged connecting flexible wire 6 is convenient for inserting the inserting block 7 at a proper position, and the flexibility of the device is improved.
Wherein, with horizontal bar 13 and vertical bar 16 formula structure as an organic whole, the integral type structure helps promoting heat-conduction, promotes heat conductivility, and the bottom outer wall of heat conduction piece 12 is handled through the chamfer, and the chamfer is 45, and the outer wall of heat conduction piece 12, horizontal bar 13, vertical bar 16 and ripple strip 17 all sprays insulating material, and the bottom four corners outer wall of banks board 5 all is fixed with pothook 9, and pothook 9's hook opening back of the body mutually, and the pothook 9 of setting is convenient for with the device joint in the cell-phone.
Wherein, printing opacity module 21 comprises protection lens 1, membrane of adding lustre to 2, absorption plate 3, light guide plate 4, and seamless bonding from top to bottom in proper order between protection lens 1, membrane of adding lustre to 2, absorption plate 3 and the light guide plate 4, the inside blue light that produces of cell-phone can be absorbed to the absorption plate 3 that sets up, avoids the blue light injury user's that the cell-phone produced eyes, improves the security of device in proper order.
Wherein, four symmetric distribution's recess 11 are seted up to banks board 5's top outer wall, and threaded hole 10 is all seted up to recess 11's inner wall bottom, banks board 5's bottom outer wall is provided with four symmetric distribution's joint ring 15, and the position looks adaptation of joint ring 15 and threaded hole 10, the joint ring 15 of setting is convenient for install the joint in the position that needs the installation to this is convenient for realize the quick alignment of device, threaded hole 10 aligns the back with the mounted position, be convenient for install fast fixedly.
The working principle is as follows: when the heat dissipation device is used, the arranged heat conduction blocks 12, the transverse strips 13, the vertical strips 16 and the corrugated strips 17 are good heat conductors, so that heat emitted from the lamp group plate 5 can be absorbed, the arranged heat conduction blocks 12 are inserted into a heat dissipation mechanism on a mobile phone, so that multi-output linkage heat dissipation inside the mobile phone can be realized, the heat dissipation performance of the device is enhanced, the corrugated strips 17 are wavy, the heat exchange area of the device is increased, and the heat dissipation performance of the device is further improved; the connection patchcord 6 that sets up is convenient for peg graft 7 in suitable position, hoisting device's flexibility, the recess 11 that sets up is convenient for connect the screw in screw hole 10 department and place, with this save device's spatial position, reduce the volume of device, it appears to reduce being in the light, the joint ring 15 of setting is convenient for with the device joint in the position that needs the installation, with this be convenient for realize the quick alignment of device, screw hole 10 aligns the back with the mounted position, be convenient for install fast fixedly.
Example 2
Referring to fig. 1-4, a mobile phone backlight source with non-uniform distance and grouped arrangement of LEDs comprises a lamp group plate 5, a plurality of lamp group LED lamp holders 8 which are non-equidistantly grouped and arranged on the lamp group plate 5, at least two lamp beads arranged inside the LED lamp holders 8, a cross bar 13 fixedly arranged on the outer wall of the bottom of the lamp group plate 5, a plurality of vertical bars 16 which are equidistantly distributed on the outer wall of one side of the cross bar 13, a heat conduction block 12 fixed on the outer wall of the bottom of the cross bar 13, a plurality of slots 14 which are equidistantly distributed on the outer wall of both sides of the heat conduction block 12, a round angle arranged on the inner wall of 04, wherein a plurality of corrugated bars 17 which are equidistantly distributed are fixedly connected on the outer wall of two vertical bars 16, a connection flexible wire 6 arranged on the outer wall of one side of the lamp group plate 5, a clamp head 22 arranged at one end of the connection flexible wire 6, a plurality of inserting blocks 7 which are equidistantly distributed on the outer wall of one side of the clamp head 22, a light transmission module 21 arranged on the lamp group plate 5, the arranged heat conducting blocks 12, the transverse strips 13, the vertical strips 16 and the corrugated strips 17 are good heat conductors, so that heat emitted from the lamp group plate 5 can be absorbed, the arranged heat conducting blocks 12 are inserted into a heat dissipation mechanism on the mobile phone, so that multi-output linkage heat dissipation in the mobile phone can be realized, the heat dissipation performance of the device is enhanced, and the corrugated strips 17 are wavy, so that the heat exchange area of the device is increased, and the heat dissipation performance of the device is further improved; the arranged connecting flexible wire 6 is convenient for inserting the inserting block 7 at a proper position, and the flexibility of the device is improved.
Wherein, with horizontal bar 13 and vertical bar 16 formula structure as an organic whole, the integral type structure helps promoting heat-conduction, promotes heat conductivility, and the bottom outer wall of heat conduction piece 12 is handled through the chamfer, and the chamfer is 45, and the outer wall of heat conduction piece 12, horizontal bar 13, vertical bar 16 and ripple strip 17 all sprays insulating material, and the bottom four corners outer wall of banks board 5 all is fixed with pothook 9, and pothook 9's hook opening back of the body mutually, and the pothook 9 of setting is convenient for with the device joint in the cell-phone.
Wherein, printing opacity module 21 comprises protection lens 1, membrane of adding lustre to 2, absorption plate 3, light guide plate 4, and seamless bonding from top to bottom in proper order between protection lens 1, membrane of adding lustre to 2, absorption plate 3 and the light guide plate 4, the inside blue light that produces of cell-phone can be absorbed to the absorption plate 3 that sets up, avoids the blue light injury user's that the cell-phone produced eyes, improves the security of device in proper order.
Wherein, four symmetric distribution's recess 11 are seted up to banks board 5's top outer wall, and threaded hole 10 is all seted up to recess 11's inner wall bottom, banks board 5's bottom outer wall is provided with four symmetric distribution's joint ring 15, and the position looks adaptation of joint ring 15 and threaded hole 10, the joint ring 15 of setting is convenient for install the joint in the position that needs the installation to this is convenient for realize the quick alignment of device, threaded hole 10 aligns the back with the mounted position, be convenient for install fast fixedly.
In this embodiment, compared with embodiment 1, the two outer walls of the protective lens 1 are both provided with the anti-leakage mechanisms 18, each anti-leakage mechanism 18 is composed of a connecting film 19 and a reflective film 20, the connecting film 19 is disposed on the outer wall of one side of the protective lens 1, and the reflective film 20 is adhered to the inner arc surface of the connecting film 19.
The working principle is as follows: when the heat dissipation device is used, the arranged heat conduction blocks 12, the transverse strips 13, the vertical strips 16 and the corrugated strips 17 are good heat conductors, so that heat emitted from the lamp group plate 5 can be absorbed, the arranged heat conduction blocks 12 are inserted into a heat dissipation mechanism on a mobile phone, so that multi-output linkage heat dissipation inside the mobile phone can be realized, the heat dissipation performance of the device is enhanced, the corrugated strips 17 are wavy, the heat exchange area of the device is increased, and the heat dissipation performance of the device is further improved; the light reflection membrane 20 can go back the light reflection of sending in the LED lamp holder 8, and the light of reflection reflects after meetting absorbing plate 3, and rethread protection mirror 1 sends to this avoids appearing the phenomenon of light leak at the edge of cell-phone, and the use of hoisting device is experienced, because unnecessary light is emitted, avoids the waste of light energy from this.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (9)
1. The utility model provides a cell-phone backlight of LED non-equidistance block-out, includes banks board (5), install banks LED lamp holder (8) that a plurality of non-equidistance block-out were arranged on banks board (5), and the inside of LED lamp holder (8) all is provided with two lamp pearls at least, its characterized in that, the bottom outer wall fixed mounting of banks board (5) has horizontal bar (13), one side outer wall of horizontal bar (13) is provided with a plurality of equidistance vertical retort (16) that distribute, the bottom outer wall of horizontal bar (13) is fixed with heat conduction piece (12), the both sides outer wall of heat conduction piece (12) all is seted up a plurality of slots (14) that distribute equidistantly, the inner wall of (04) is provided with the fillet, wherein two the outer wall fixed connection of vertical retort (16) has a plurality of equidistance ripple strip (17) that distribute, one side outer wall of banks board (5) is provided with connection patchcord (6), and one end of the connecting flexible wire (6) is provided with a clamping head (22), the outer wall of one side of the clamping head (22) is provided with a plurality of inserting blocks (7) distributed at equal intervals, and the lamp group plate (5) is provided with a light-transmitting module (21).
2. The backlight source of claim 1, wherein the horizontal bars (13) and the vertical bars (16) are of an integral structure.
3. The backlight source of claim 2, wherein the outer wall of the bottom of the heat conducting block (12) is chamfered, and the chamfer angle is 45 °.
4. The backlight source of the mobile phone with the LED non-uniform distance arranged in groups as claimed in claim 3, wherein the outer walls of the heat conducting blocks (12), the transverse bars (13), the vertical bars (16) and the corrugated bars (17) are coated with insulating materials.
5. The backlight source of claim 4, wherein hooks (9) are fixed to the outer walls of the four corners of the bottom of the lamp group plate (5), and the hook openings of the hooks (9) are opposite.
6. The backlight source of claim 5, wherein the light-transmitting module (21) comprises a protective lens (1), a brightness enhancement film (2), an absorbing plate (3) and a light guide plate (4), and the protective lens (1), the brightness enhancement film (2), the absorbing plate (3) and the light guide plate (4) are sequentially bonded in a seamless manner from top to bottom.
7. The backlight source of the mobile phone with the LED in the non-uniform distance and the grouped arrangement as claimed in claim 6, wherein the outer wall of the top of the lamp group plate (5) is provided with four symmetrically distributed grooves (11), and the bottoms of the inner walls of the grooves (11) are provided with threaded holes (10).
8. The backlight source of the mobile phone with the LED in the non-uniform distance and the LED in the group arrangement as claimed in claim 7, wherein the outer wall of the bottom of the lamp group plate (5) is provided with four clamping rings (15) which are symmetrically distributed, and the clamping rings (15) are matched with the positions of the threaded holes (10).
9. The backlight source of the mobile phone with the non-uniform distance and the grouped arrangement of the LEDs as claimed in claim 8, wherein the outer walls of both sides of the protective lens (1) are provided with the anti-leakage mechanisms (18), the anti-leakage mechanisms (18) are composed of a connecting film (19) and a reflective film (20), the connecting film (19) is arranged on the outer wall of one side of the protective lens (1), and the reflective film (20) is adhered to the inner arc surface of the connecting film (19).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110123873.1A CN113703222A (en) | 2021-01-29 | 2021-01-29 | Mobile phone backlight source with LEDs arranged in groups at non-uniform intervals |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110123873.1A CN113703222A (en) | 2021-01-29 | 2021-01-29 | Mobile phone backlight source with LEDs arranged in groups at non-uniform intervals |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113703222A true CN113703222A (en) | 2021-11-26 |
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ID=78647742
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110123873.1A Pending CN113703222A (en) | 2021-01-29 | 2021-01-29 | Mobile phone backlight source with LEDs arranged in groups at non-uniform intervals |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113703222A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114942548A (en) * | 2022-06-02 | 2022-08-26 | 深圳市宏普欣电子科技有限公司 | Mini LED backlight |
-
2021
- 2021-01-29 CN CN202110123873.1A patent/CN113703222A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114942548A (en) * | 2022-06-02 | 2022-08-26 | 深圳市宏普欣电子科技有限公司 | Mini LED backlight |
| CN114942548B (en) * | 2022-06-02 | 2024-03-12 | 深圳市宏普欣电子科技有限公司 | Mini led backlight source |
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