A kind of band uniformly enhances backlit display screen rear-view mirror systemTechnical field
The present invention relates to automobile rearview mirror fields, uniformly enhance backlit display screen rearview mirror in particular to a kind of bandSystem.
Background technique
With the development of electronics technology, present inside-automobile rear mirror is generally all with display screen functions, due to automobile rearview mirrorWhen being especially strong light in face of various environment light, to allow driver that can also can be clearly seen that the display screen on automobile rearview mirror can be shownThe image shown is just at a problem.
For the automobile rearview mirror shown with single screen on the market, either using 3.5 cun of screen displays, or use4.3 cun or larger sized display screen are shown, are all had one disadvantage in that, are exactly that brightness is not high, because if to increase brightDegree, display screen will be made very thick.Since display screen on the market all only has one layer of light guide plate, if doing not thick, backlightLamp will be close with light guide plate, to will appear many very bright luminous points in display screen, thus can driver it is very uncomfortableFeel.
Traditional display screen is all that a platen bracket is equipped in upper and lower iron frame, is equipped with liquid-crystalline glasses, liquid crystal in platen bracketThere is one group of DBEF film group under glass, DBEF film group has backlight and lamp plate.In order to make light uniform, lamp plate and light guide plate A mustThere must be certain distance, closely just have very much luminous point appearance, therefore on the one hand traditional structure makes display screen become very thick, but be made thinA bit, but can allow display screen liquid-crystalline glasses on have many bright spots.The internal structure of its display screen is as shown in figure 12.
Summary of the invention
The present invention provides a kind of bands uniformly to enhance backlit display screen rear-view mirror system, it is intended to solve the above problems.
The present invention is implemented as follows:
A kind of band uniformly enhances backlit display screen rear-view mirror system, which is characterized in that including body of backsight mirror, the rearview mirrorOntology includes display screen, and the display screen includes the lamp plate set gradually, light guide plate, DBEF diaphragm and liquid-crystalline glasses, described to leadTabula rasa has at least two layers, and multiple hemisphere juts are equipped on all light guide plates, and the lamp plate is equipped with multiple backlights.
Further, the light guide plate has three layers, and the DBEF diaphragm has at least two layers.
Further, the display screen further includes frame, and the frame includes upper frame body, lower frame body and platen bracket；It is describedLamp plate, light guide plate, DBEF diaphragm and liquid-crystalline glasses are set in the frame.
Further, the body of backsight mirror includes back-mirror glass, and the display screen is connected to the back-mirror glass.
Further, the flush with outer surface of the outer surface of the display screen and the back-mirror glass.
Further, the body of backsight mirror includes cover assembly, which includes upper cover and the rearview mirror glassGlass, the back-mirror glass are connected on the inside of the upper cover.
Further, pcb board is equipped in the body of backsight mirror, the display screen is connected with the pcb board；The rearview mirrorOuter body is equipped with the control panel being connected with the pcb board.
Further, the body of backsight mirror further includes lower cover and bracket component, and the upper cover is connected with the lower cover, instituteBracket component is stated set on side of the lower cover far from upper cover.
Further, the bracket component includes adapter, and folder ball seat, the adapter are equipped in the body of backsight mirrorIt is connect with the folder ball seat flexural pivot.
Further, the folder ball seat is detachably connected by fastening screw and the lower cover.
The beneficial effects of the present invention are: the band that the present invention obtains by above-mentioned design uniformly enhances backlit display screen rearview mirrorSystem, it is reasonable in design, the light of display screen can be made very with, the case where luminous point is not present, image clearly, and to be not required toDisplay screen is made thick, has saved space, and very beautiful.Furthermore the backlight on lamp plate can be lighted with partial region,To allow display screen partial area to show image, all backlights on lamp plate can also be allowed to light entirely, to make display screen highlightedDisplay.
Detailed description of the invention
It, below will be to use required in embodiment in order to illustrate more clearly of the technical solution of embodiment of the present inventionAttached drawing be briefly described, it should be understood that the following drawings illustrates only certain embodiments of the present invention, therefore is not to be seen asIt is the restriction to range, it for those of ordinary skill in the art, without creative efforts, can be with rootOther relevant attached drawings are obtained according to these attached drawings.
Fig. 1 is the axonometric drawing that the band that embodiment of the present invention provides uniformly enhances backlit display screen rear-view mirror system；
Fig. 2 is the main view that the band that embodiment of the present invention provides uniformly enhances backlit display screen rear-view mirror system；
Fig. 3 is the C-C direction view of Fig. 2；
Fig. 4 is the D-D direction view of Fig. 2；
Fig. 5 is the explosive view that the band that embodiment of the present invention provides uniformly enhances backlit display screen rear-view mirror system；
Fig. 6 is the axis survey that the band that embodiment of the present invention provides uniformly enhances display screen in backlit display screen rear-view mirror systemFigure；
Fig. 7 is the main view that the band that embodiment of the present invention provides uniformly enhances display screen in backlit display screen rear-view mirror systemFigure；
Fig. 8 is the A-A direction view of Fig. 7；
Fig. 9 is the B-B direction view of Fig. 7；
Figure 10 is the partial enlarged view of Fig. 9；
Figure 11 is the quick-fried of display screen in the uniform enhancing backlit display screen rear-view mirror system of band of embodiment of the present invention offerFried figure；
Figure 12 is the structural schematic diagram of display screen in rear-view mirror system in the prior art.
Figure acceptance of the bid note is respectively as follows:
Body of backsight mirror 101；Display screen 102；Lamp plate 103；Light guide plate 104；DBEF diaphragm 105；Liquid-crystalline glasses 106；BallShape protrusion 107；Backlight 108；Frame 109；Upper frame body 110；Lower frame body 111；Platen bracket 112；Back-mirror glass 113；Upper cover114；Pcb board 115；Control panel 116；Lower cover 117；Bracket component 118；Adapter 119；Press from both sides ball seat 120；Fastening screw 121.
Specific embodiment
To keep the purposes, technical schemes and advantages of embodiment of the present invention clearer, implement below in conjunction with the present inventionThe technical solution in embodiment of the present invention is clearly and completely described in attached drawing in mode, it is clear that described realityThe mode of applying is some embodiments of the invention, rather than whole embodiments.Based on the embodiment in the present invention, abilityDomain those of ordinary skill every other embodiment obtained without creative efforts, belongs to the present inventionThe range of protection.Therefore, the detailed description of the embodiments of the present invention provided in the accompanying drawings is not intended to limit below and is wantedThe scope of the present invention of protection is sought, but is merely representative of selected embodiment of the invention.Based on the embodiment in the present invention,Every other embodiment obtained by those of ordinary skill in the art without making creative efforts belongs to thisInvent the range of protection.
Please refer to Fig. 1-Figure 12
Band uniformly enhancing 102 rear-view mirror system of backlit display screen, including body of backsight mirror 101 that present embodiment provides,The body of backsight mirror 101 includes display screen 102, and display screen 102 includes lamp plate 103, light guide plate 104, the DBEF film set graduallyPiece 105 and liquid-crystalline glasses 106, light guide plate 104 have at least two layers, and multiple hemisphere juts 107 are equipped on all light guide plates 104,Lamp plate 103 is equipped with multiple backlights 108.
This band uniformly enhances 102 rear-view mirror system of backlit display screen and is mainly used for automobile, is the inside rear view mirror of automobileSystem can also be applied to other occasions by simple modifications, may be simply referred to as rear-view mirror system.
Body of backsight mirror 101 is the main structure part of the rear-view mirror system, and body of backsight mirror 101 is mounted on automobile when installationInside, be connected by data line with internal car systems.
Display screen 102 is mainly used for showing, can be used to the picture of display automobile car running computer, such as car speed, oilCondition, tire pressure etc. or external temperature etc., it is also possible to connect automobile data recorder, for showing driving picture.After in the prior artVisor, which also has, much has display screen 102.
It include lamp plate 103, light guide plate 104, DBEF diaphragm 105 and liquid-crystalline glasses 106, lamp in this display screen 102Plate 103 is used to emit beam, and light guide plate 104 plays guide-lighting effect, and DBEF is the prior art, is a kind of light transmission diaphragm, lightBeating can show on liquid-crystalline glasses 106.In this display screen 102, light guide plate 104 has at least two layers, on light guide plate 104Equipped with multiple hemisphere juts 107, in luminescence process, refraction of the light through Multi-layer spherical protrusion 107 that lamp plate 103 issues and unrestrainedReflex can become visibly homogeneous, then pass through the effect of DBEF diaphragm 105, and light is guided on liquid-crystalline glasses 106, so as toTo eliminate luminous point, and form nature clearly image.
The multiple backlights 108 being arranged on lamp plate 103 are used to emit beam.
Therefore it is reasonable in design uniformly to enhance 102 rear-view mirror system of backlit display screen for this band, can make display screen 102Light very with, the case where luminous point is not present, image clearly, and do not need for display screen 102 to be made be thick, saved skyBetween, and it is very beautiful.Furthermore the backlight 108 on lamp plate 103 can be lighted with partial region, to allow 102 part area of display screenDomain shows image, all backlights 108 on lamp plate 103 can also be allowed to light entirely, so that display screen 102 be allowed to be highlighted.
Preferably, light guide plate 104 has three layers, and DBEF diaphragm 105 has at least two layers.The light guide plate 104 that sheds can play ratioGoodr reflecting effect, multilayer DBEF diaphragm 105 can also play better reflecting effect, and DBEF diaphragm 105 is also possible toThree layers.Light guide plate 104 and DBEF diaphragm 105 are also not necessarily limited to the above-mentioned number of plies in actual use.
For display screen 102 in addition to including above-mentioned component, display screen 102 further includes frame 109, and frame 109 includes upper frame body110, lower frame body 111 and platen bracket 112；Lamp plate 103, light guide plate 104, DBEF diaphragm 105 and liquid-crystalline glasses 106 are set to frameIn 109.
Frame 109 plays the role of each optical component of protection, keeps its compact-sized, and quality is stablized, upper frame body 110, lower frameThe frame 109 that body 111 and platen bracket 112 form is simple and reliable.
Display screen 102 is arranged on body of backsight mirror 101, specifically can be there are many set-up mode, optionally, rearview mirror sheetBody 101 includes back-mirror glass 113, and display screen 102 is connected to back-mirror glass 113.This setup makes body of backsight mirror101 stable structure facilitates viewing.
Preferably, the flush with outer surface of the outer surface of display screen 102 and back-mirror glass 113.This set facilitates protectionDisplay screen 102 and back-mirror glass 113, and it is relatively beautiful.
It is more specifically designed so as to, body of backsight mirror 101 includes cover assembly, which includes upper cover 114And back-mirror glass 113, back-mirror glass 113 are connected to 114 inside of upper cover.This design comparison specification is easy to use
Preferably, pcb board 115 is equipped in body of backsight mirror 101, display screen 102 is connected with the pcb board 115；Rearview mirror sheetThe control panel 116 being connected with the pcb board 115 is equipped on the outside of body 101.For pcb board 115 for handling data, pcb board 115 can be withAutomobile data recorder is connected, and processing data are transferred to display screen 102 for showing.
In addition to above-mentioned component, which may also include these components: body of backsight mirror 101 further includes lower cover117 and bracket component 118, upper cover 114 be connected with lower cover 117, bracket component 118 be set to lower cover 117 far from upper cover 114 oneSide.Cover assembly, lower cover 117 and bracket component 118 constitute the main structure part of body of backsight mirror 101, other component settingOn above-mentioned component or between cover assembly and lower cover 117.Bracket component 118 is for being mounted on the body of backsight mirror 101In automobile.
Bracket component 118 is connected with lower cover 117, and for convenience of the angle of adjusting rearview mirror glass 113, bracket component 118 is wrappedAdapter 119 is included, folder ball seat 120 is equipped in body of backsight mirror 101, adapter 119 is connect with 120 flexural pivot of folder ball seat.
The angle of back-mirror glass 113 is adjusted after the relationship of flexural pivot connection enables body of backsight mirror 101 to connect, and facilitates sightSee use.
It presss from both sides ball seat 120 to be arranged in body of backsight mirror 101, specifically can be and be connected with lower cover 117, optionally, folder ballSeat 120 is detachably connected by fastening screw 121 with lower cover 117.
The relationship easy disassembly being detachably connected.
It is of the invention to clearly illustrate, some specific embodiments are listed in present embodiment:
Embodiment 1
A kind of band uniformly enhances 102 rear-view mirror system of backlit display screen, including body of backsight mirror 101, the body of backsight mirror101 include display screen 102, and display screen 102 includes lamp plate 103, light guide plate 104, DBEF diaphragm 105 and the liquid crystal glass set graduallyGlass 106, light guide plate 104 have at least two layers, and multiple hemisphere juts 107 are equipped on all light guide plates 104, and lamp plate 103 is equipped withMultiple backlights 108.
Embodiment 2
A kind of band uniformly enhances 102 rear-view mirror system of backlit display screen, including body of backsight mirror 101, the body of backsight mirror101 include display screen 102, and display screen 102 includes lamp plate 103, light guide plate 104, DBEF diaphragm 105 and the liquid crystal glass set graduallyGlass 106, light guide plate 104 have at least two layers, and multiple hemisphere juts 107 are equipped on all light guide plates 104, and lamp plate 103 is equipped withMultiple backlights 108.
Light guide plate 104 has three layers, and DBEF diaphragm 105 has three layers.Display screen 102 further includes frame 109, and frame 109 includesUpper frame body 110, lower frame body 111 and platen bracket 112；Lamp plate 103, light guide plate 104, DBEF diaphragm 105 and liquid-crystalline glasses 106 are all provided withIn in frame 109.Body of backsight mirror 101 includes back-mirror glass 113, and display screen 102 is connected to back-mirror glass 113.DisplayThe outer surface of screen 102 and the flush with outer surface of back-mirror glass 113.Body of backsight mirror 101 includes cover assembly, the cover assemblyIncluding upper cover 114 and back-mirror glass 113, back-mirror glass 113 is connected to 114 inside of upper cover.
Embodiment 3
A kind of band uniformly enhances 102 rear-view mirror system of backlit display screen, including body of backsight mirror 101, the body of backsight mirror101 include display screen 102, and display screen 102 includes lamp plate 103, light guide plate 104, DBEF diaphragm 105 and the liquid crystal glass set graduallyGlass 106, light guide plate 104 have at least two layers, and multiple hemisphere juts 107 are equipped on all light guide plates 104, and lamp plate 103 is equipped withMultiple backlights 108.
Light guide plate 104 has three layers, and DBEF diaphragm 105 has three layers.Display screen 102 further includes frame 109, and frame 109 includesUpper frame body 110, lower frame body 111 and platen bracket 112；Lamp plate 103, light guide plate 104, DBEF diaphragm 105 and liquid-crystalline glasses 106 are all provided withIn in frame 109.Body of backsight mirror 101 includes back-mirror glass 113, and display screen 102 is connected to back-mirror glass 113.DisplayThe outer surface of screen 102 and the flush with outer surface of back-mirror glass 113.Body of backsight mirror 101 includes cover assembly, the cover assemblyIncluding upper cover 114 and back-mirror glass 113, back-mirror glass 113 is connected to 114 inside of upper cover.
Pcb board 115 is equipped in body of backsight mirror 101, display screen 102 is connected with the pcb board 115；Outside body of backsight mirror 101Side is equipped with the control panel 116 being connected with the pcb board 115.Body of backsight mirror 101 further includes lower cover 117 and bracket component 118, onLid 114 is connected with lower cover 117, and bracket component 118 is set to side of the lower cover 117 far from upper cover 114.Bracket component 118 includes turningConnector 119, body of backsight mirror 101 is interior to be equipped with folder ball seat 120, and adapter 119 is connect with 120 flexural pivot of folder ball seat.
Folder ball seat 120 is detachably connected by fastening screw 121 with lower cover 117.
Embodiment 4
A kind of band uniformly enhances 102 rear-view mirror system of backlit display screen, including body of backsight mirror 101, the body of backsight mirror101 include display screen 102, and display screen 102 includes lamp plate 103, light guide plate 104, DBEF diaphragm 105 and the liquid crystal glass set graduallyGlass 106, light guide plate 104 have four layers, and DBEF diaphragm 105 has four layers.Multiple hemisphere juts 107 are equipped on all light guide plates 104,Lamp plate 103 is equipped with multiple backlights 108.
Pcb board 115 is equipped in body of backsight mirror 101, display screen 102 is connected with the pcb board 115；Outside body of backsight mirror 101Side is equipped with the control panel 116 being connected with the pcb board 115.Body of backsight mirror 101 further includes lower cover 117 and bracket component 118, onLid 114 is connected with lower cover 117, and bracket component 118 is set to side of the lower cover 117 far from upper cover 114.Bracket component 118 includes turningConnector 119, body of backsight mirror 101 is interior to be equipped with folder ball seat 120, and adapter 119 is connect with 120 flexural pivot of folder ball seat.
Folder ball seat 120 is detachably connected by fastening screw 121 with lower cover 117.
Embodiment 5
A kind of band uniformly enhances 102 rear-view mirror system of backlit display screen, including body of backsight mirror 101, the body of backsight mirror101 include display screen 102, and display screen 102 includes lamp plate 103, light guide plate 104, DBEF diaphragm 105 and the liquid crystal glass set graduallyGlass 106, light guide plate 104 have two layers, and DBEF diaphragm 105 has two layers.Multiple hemisphere juts 107 are equipped on all light guide plates 104,Lamp plate 103 is equipped with multiple backlights 108.
Display screen 102 further includes frame 109, and frame 109 includes upper frame body 110, lower frame body 111 and platen bracket 112；Lamp plate103, light guide plate 104, DBEF diaphragm 105 and liquid-crystalline glasses 106 are set in frame 109.Body of backsight mirror 101 includes rearview mirrorGlass 113, display screen 102 are connected to back-mirror glass 113.
The foregoing is merely the preferred embodiment of the present invention, are not intended to restrict the invention, for this fieldFor technical staff, the invention may be variously modified and varied.All within the spirits and principles of the present invention, made anyModification, equivalent replacement, improvement etc., should all be included in the protection scope of the present invention.