CN208903598U

CN208903598U - The display of brightness uniformity compensation

Info

Publication number: CN208903598U
Application number: CN201821813539.9U
Authority: CN
Inventors: 王文伟
Original assignee: Nanjing Kaiying Medical Technology Co Ltd
Current assignee: Nanjing Kaiying Medical Technology Co Ltd
Priority date: 2018-11-06
Filing date: 2018-11-06
Publication date: 2019-05-24
Anticipated expiration: 2028-11-06

Abstract

The utility model belongs to display technology field; the in particular display of brightness uniformity compensation; the display base of the display is used to support including display and positioned at the bottom of the display; the display is made of protecting frame, display module and photoinduction module outside display, and the outer protecting frame of the display is plastic rectangular framework；Pass through the light guide plate for being set as being made of the first light guide plate and the second light guide plate by light guide plate, the importing direction of light is set to be respectively directed to binding face, to promote display brightness, guarantee that display brightness is uniform, it is detected by photoinduction module, when external environment brightness increases, so that display is provided optical path by intermediate position, is reflected to both sides, in conjunction with the optical path of side, to promote the brightness of display, original display can be eliminated since light source setting is in both ends, the inadequate situation of light emission luminance, and newly-increased light source is positioned only at inclined surface, the volume for reducing light source, reduces cost.

Description

The display of brightness uniformity compensation

Technical field

The utility model belongs to display technology field, and in particular to the display of brightness uniformity compensation.

Background technique

Light-emitting diode display integrates microelectric technique, computer technology, information processing, dynamic range bright in luster with its Extensively, brightness is high, clarity is high, operating voltage is low, small power consumption, service life length, impact resistance, beautiful in colour and stable and reliable in work etc. excellent Point, becomes a new generation's display media of most advantage, and light-emitting diode display is widely used to large-scale square, commercial advertisement, stadium Shop, information propagation, news briefing, securities trading etc., can satisfy the needs of varying environment.

But there are still following deficiencies for existing display:

1. existing colour medical display, generally uses the backlight module of side incident type display technology, and backlight mould The light source module of group is arranged at short side, limits the quantity of LED light, so that whole luminous flux is relatively low, promotes display screen Overall brightness is shown unevenly.

2. other light will cause certain loss in light guide plate, so that the illuminometer of the screen of the light guide plate other end It is existing relatively weak, when display it is oversized when, brightness phenomenon on the weak side just becomes apparent, so as to cause the entirety of display screen Brightness is shown unevenly.

Utility model content

To solve the problems mentioned above in the background art.The utility model provides the display of brightness uniformity compensation, With automatic adjustment brightness of display screen, brightness shows more uniform feature.

To achieve the above object, the utility model provides the following technical solutions:

The display of brightness uniformity compensation, is used to support the display including display and positioned at the bottom of the display The display base of device, the display are made of protecting frame, display module and photoinduction module outside display, the display Outer protecting frame is plastic rectangular framework, and the outer protecting frame of the display is engaged by two parts, the display module is encapsulated It is fixed on the inside of the outer protecting frame of the display, offers through-hole at the top of the leading flank of the outer protecting frame of the display, it is described Photoinduction module is mounted on the inside of the outer protecting frame of the display, and the induction end of the photoinduction module runs through the through-hole The outside of the outer protecting frame of the display is extended to, the photoinduction module and the display module are electrically connected, the display Mould group includes backboard, light guide plate and LE light source, and the backboard is fixed on the inside of the outer protecting frame of the display, the light guide plate The LE light source is distributed with positioned at the side of the side of the backboard, and the light guide plate, the light guide plate is by the first light guide plate It is formed with the second light guide plate, first light guide plate and the second light guide plate are right-angled trapezium, and are bonded to each other as rectangular slab, institute It states LE light source and injects area source, the second injection area source, third injection area source and the 4th injection area source including first, it is described First injection area source and the second injection area source are located at the left and right ends of the light guide plate, and the third injects area source The top and bottom of the light guide plate are located at the 4th injection area source, and the outbound course of the LE light source is directed to institute State light guide plate.

Further, first light guide plate and the second light guide plate is equal in magnitude, and first light guide plate and second The binding face of light guide plate be right-angled trapezium bevel edge, and the binding face of first light guide plate and the second light guide plate all have it is reflective And opaque film.

Further, the length of the first injection area source and the second injection area source is equal to the width of the light guide plate Degree.

Further, the third injects area source and the length of the 4th injection area source is oblique equal to first light guide plate The length of side projection shorter edge.

Further, Matte film is also pasted on the leading flank of the display, the Matte film and the display are viscous Connect fixation.

Further, the two sides of the light guide plate are pasted with light-reflecting sheet and optical diaphragm, the light-reflecting sheet respectively It is fixedly connected with the light guide plate with optical diaphragm.

Further, the display base is made of fixing seat and telescopic shaft, and the telescopic shaft is fixed on the fixation The top surface middle position of seat.

Compared with prior art, the utility model has the beneficial effects that

1. in the utility model, passing through the leaded light for being set as being made of the first light guide plate and the second light guide plate by light guide plate Plate, and the binding face of the first light guide plate and the second light guide plate all has reflective and opaque film, the setting the in the two sides of light guide plate One, which injects area source and second, injects area source, carries out light importing to light guide plate, ensures the normal brightness of display, and in leaded light The top of plate and bottom end setting third inject area source and the 4th and inject area source, and the importing direction of light is made to be respectively directed to be bonded Face, Lai Tisheng display brightness guarantee that display brightness is uniform.

2. in the utility model, being detected by photoinduction module, when external environment brightness increases, then openable third is injected Area source and the 4th injects area source, and display is made to provide optical path by intermediate position, reflects to both sides, the optical path knot with side It closes, the brightness of Lai Tisheng display, original display can be eliminated since light source is arranged in both ends, the inadequate feelings of light emission luminance Condition, and newly-increased light source is positioned only at inclined surface, reduces the volume of light source, reduces cost.

Detailed description of the invention

Fig. 1 is the structural schematic diagram of the utility model.

Fig. 2 is the backsight structural representation of display module in the utility model.

Fig. 3 is the side structure schematic view of display module in the utility model.

In figure: 1- display, 11- display outer protecting frame, 12- display module, 121- backboard, 122- light guide plate, 122A- First light guide plate, the second light guide plate of 122B-, 123-LED light source, 123A- first inject area source, 123B- second injects face light Area source is injected in source, 123C- third, 123D- the 4th injects area source, 124- light-reflecting sheet, 125- optical diaphragm, 13- light sensation Answer module, 2- display base, 21- fixing seat, 22- telescopic shaft, 3- Matte film.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work Every other embodiment obtained, fall within the protection scope of the utility model.

In the description of the present invention, it should be noted that term " up/down end ", "inner", "outside" " front end ", " after The orientation or positional relationship of the instructions such as end ", " both ends ", " one end ", " other end " is that orientation based on the figure or position are closed System, is merely for convenience of describing the present invention and simplifying the description, rather than the device or element of indication or suggestion meaning are necessary It with specific orientation, is constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.In addition, Term " first ", " second " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance.

In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " is pacified Dress ", " be arranged/be arranged with ", " socket ", " connection " etc., shall be understood in a broad sense, such as " connection ", may be a fixed connection, can also To be to be detachably connected, or be integrally connected；It can be mechanical connection, be also possible to be electrically connected；It can be directly connected, it can also Indirectly connected through an intermediary, can be the connection inside two elements.For the ordinary skill in the art, The concrete meaning of above-mentioned term in the present invention can be understood with concrete condition.

Fig. 1-3 is please referred to, the utility model provides a kind of technical solution:

The display of brightness uniformity compensation, is used to support display 1 including display 1 and positioned at the bottom of display 1 Display base 2, display 1 are made of protecting frame 11, display module 12 and photoinduction module 13 outside display, are protected outside display Shield frame 11 is plastic rectangular framework, and the outer protecting frame 11 of display is engaged by two parts, the encapsulation of display module 12 is fixed on The leading flank top of the inside of the outer protecting frame 11 of display, the outer protecting frame 11 of display offers through-hole, and photoinduction module 13 is pacified The inside of protecting frame 11 outside display, and the induction end of photoinduction module 13 extends to the outer protecting frame of display through through-hole 11 outside, photoinduction module 13 and display module 12 are electrically connected, and display module 12 includes backboard 121,122 and of light guide plate LED light source 123, backboard 121 are fixed on the inside of the outer protecting frame 11 of display, and light guide plate 122 is located at the side of backboard 121, and LED light source 123 is distributed in the side of light guide plate 122, and light guide plate 122 is by the first light guide plate 122A and the second light guide plate 122B group At the first light guide plate 122A and the second light guide plate 122B are right-angled trapezium, and are bonded to each other as rectangular slab, the packet of LED light source 123 The first injection area source 123A, the second injection area source 123B, third is included to inject area source 123C and the 4th and inject area source 123D, the first injection area source 123A and the second injection area source 123B are located at the left and right ends of light guide plate 122, and third is penetrated Enter the injection of area source 123C and the 4th area source 123D and is located at the top and bottom of light guide plate 122, and LED light source 123 Outbound course is directed to light guide plate 122.

In the present embodiment, light guide plate 122 is made of the first light guide plate 122A and the second light guide plate 122B, the first light guide plate 122A and the second light guide plate 122B is right-angled trapezium, and is bonded to each other as rectangular slab, and LED light source 123 includes first injecting face Light source 123A, second inject area source 123B, the third injection of injection area source 123C and the 4th area source 123D, and first injects face The injection of light source 123A and second area source 123B is located at the left and right ends of light guide plate 122, third inject area source 123C and 4th injection area source 123D is located at the top and bottom of light guide plate 122, and the outbound course of LED light source 123 is directed to Light guide plate 122 passes through the light guide plate for being set as being made of the first light guide plate 122A and the second light guide plate 122B by light guide plate 122 122, and the binding face of the first light guide plate 122A and the second light guide plate 122B all have reflective and opaque film, in light guide plate 122 Two sides setting first inject area source 123A and second and inject area source 123B, light importing is carried out to light guide plate 122, is ensured aobvious Show the normal brightness of device, and injects area source 123C and the 4th on the top of light guide plate 122 and bottom end setting third and inject face light Source 123D makes the importing direction of light be respectively directed to binding face, by photoinduction module 13 detect, when external environment brightness increase, Then openable third injects area source 123C and the 4th and injects area source 123D, and display 1 is made to provide optical path by intermediate position, to Both sides reflection, in conjunction with the optical path of side, the brightness of Lai Tisheng display 1 can eliminate original display 1 since light source is arranged At both ends, the inadequate situation of light emission luminance, and newly-increased light source is positioned only at inclined surface, reduces the volume of light source, reduces cost, The model HC-SC501 of middle photoinduction module 13.

Specifically, the first light guide plate 122A's and the second light guide plate 122B is equal in magnitude, and the first light guide plate 122A and The binding face of two light guide plate 122B is the bevel edge of right-angled trapezium, and the binding face of the first light guide plate 122A and the second light guide plate 122B Reflective and opaque film is all had, it is reflective and not by being arranged in the binding face of the first light guide plate 122A and the second light guide plate 122B Third can be injected the light source that the injection of area source 123C and the 4th area source 123D is injected and reflected, with side by light-transmissive film Optical path combines, the brightness of Lai Tisheng display 1, can eliminate original display 1 since light source is arranged at both ends, light emission luminance is not Enough situations.

Specifically, first injects width of the length equal to light guide plate 122 that area source 123A and second injects area source 123B Degree, it is shorter that the length that third injects the injection of area source 123C and the 4th area source 123D is equal to the projection of the first light guide plate 122A bevel edge The length on side improves the utilization rate of light source, and newly-increased light source is positioned only at inclined surface, reduces the volume of light source, reduces cost.

Specifically, being also pasted with Matte film 3 on the leading flank of display 1, Matte film 3 is adhesively fixed with display 1, passes through Matte film 3, which is arranged, can reduce the reflectance of display 1, reduce influence of the ambient to display picture, improve display 1 Show quality, wherein Matte film 3 uses the Matte film of Publication No. CN102602102B proposed.

Specifically, the two sides of light guide plate 122 are pasted with light-reflecting sheet 124 and optical diaphragm 125, light-reflecting sheet respectively 124 and optical diaphragm 125 be fixedly connected with light guide plate 122, using light-reflecting sheet 124 and optical diaphragm 125 and light guide plate 122, the LED light issued is showed by picture, is watched convenient for people.

Specifically, display base 2 is made of fixing seat 21 and telescopic shaft 22, telescopic shaft 22 is fixed on the top of fixing seat 21 Face middle position can enable the installation of display 1 more stable, and pass through the setting adjustable display 1 of telescopic shaft 22 simultaneously Height, facilitate people to watch.

The working principle and process for using of the utility model: after the utility model installs, by setting light guide plate 122 It is set to the light guide plate 122 being made of the first light guide plate 122A and the second light guide plate 122B, and the first light guide plate 122A and second is led The binding face of tabula rasa 122B all has reflective and opaque film, and in the two sides of light guide plate 122, area source 123A is injected in setting first Area source 123B is injected with second, light importing is carried out to light guide plate 122, ensures the normal brightness of display, and in light guide plate 122 Top and bottom end setting third inject area source 123C and the 4th inject area source 123D, be respectively directed to the importing direction of light Binding face is detected by photoinduction module 13, and when external environment brightness increases, then openable third injects area source 123C and the Four inject area source 123D, and display 1 is made to provide optical path by intermediate position, reflect to both sides, in conjunction with the optical path of side, to mention The brightness for rising display 1 can eliminate original display 1 since light source is arranged at both ends, the inadequate situation of light emission luminance, and new Source of adding lustre to is positioned only at inclined surface, reduces the volume of light source, reduces cost.

While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art, It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.

Claims

1. the display of brightness uniformity compensation is used to support described including display (1) and positioned at the bottom of the display (1) The display base (2) of display (1), it is characterised in that: the display (1) is by protecting frame outside display (11), display mould Group (12) and photoinduction module (13) composition, the outer protecting frame (11) of the display are plastic rectangular framework, outside the display Protecting frame (11) is engaged by two parts, and the display module (12) encapsulation is fixed on the outer protecting frame (11) of the display Inside, offer through-hole at the top of the leading flank of the outer protecting frame (11) of the display, the photoinduction module (13) is mounted on The inside of the outer protecting frame (11) of the display, and the induction end of the photoinduction module (13) extends to institute through the through-hole The outside of the outer protecting frame (11) of display is stated, the photoinduction module (13) and the display module (12) are electrically connected, described Display module (12) includes backboard (121), light guide plate (122) and LED light source (123), and the backboard (121) is fixed on described aobvious Show the inside of the outer protecting frame (11) of device, the light guide plate (122) is located at the side of the backboard (121), and the light guide plate (122) side is distributed with the LED light source (123), and the light guide plate (122) is guide-lighting by the first light guide plate (122A) and second Plate (122B) composition, first light guide plate (122A) and the second light guide plate (122B) are right-angled trapezium, and be bonded to each other for Rectangular slab, the LED light source (123) include the first injection area source (123A), the second injection area source (123B), third injection Area source (123C) and the 4th injects area source (123D), and described first, which injects area source (123A) and second, injects area source (123B) is located at the left and right ends of the light guide plate (122), and the third injects area source (123C) and the 4th and injects face Light source (123D) is located at the top and bottom of the light guide plate (122), and the outbound course of the LED light source (123) is equal It is directed toward the light guide plate (122).

2. the display of brightness uniformity compensation according to claim 1, it is characterised in that: first light guide plate (122A) It is equal in magnitude with the second light guide plate (122B), and the binding face of first light guide plate (122A) and the second light guide plate (122B) For the bevel edge of right-angled trapezium, and the binding face of first light guide plate (122A) and the second light guide plate (122B) all have it is reflective and Opaque film.

3. the display of brightness uniformity compensation according to claim 1, it is characterised in that: described first injects area source (123A) and the length of the second injection area source (123B) are equal to the width of the light guide plate (122).

4. the display of brightness uniformity compensation according to claim 1, it is characterised in that: the third injects area source (123C) and the length of the 4th injection area source (123D) are equal to the length of the first light guide plate (122A) bevel edge projection shorter edge Degree.

5. the display of brightness uniformity compensation according to claim 1, it is characterised in that: the front side of the display (1) It is also pasted on face Matte film (3), the Matte film (3) is adhesively fixed with the display (1).

6. the display of brightness uniformity compensation according to claim 1, it is characterised in that: the two of the light guide plate (122) Side is pasted with light-reflecting sheet (124) and optical diaphragm (125) respectively, and the light-reflecting sheet (124) and optical diaphragm (125) are equal It is fixedly connected with the light guide plate (122).

7. the display of brightness uniformity according to claim 1 compensation, it is characterised in that: the display base (2) by Fixing seat (21) and telescopic shaft (22) composition, the telescopic shaft (22) are fixed on the top surface middle position of the fixing seat (21) Place.