CN110266980B

CN110266980B - Depth field depth television display

Info

Publication number: CN110266980B
Application number: CN201910598092.0A
Authority: CN
Inventors: 李道礼
Original assignee: Shanghai Suobei Information Technology Co ltd
Current assignee: Guangzhou Yuexiang Electronic Technology Co ltd
Priority date: 2019-07-04
Filing date: 2019-07-04
Publication date: 2021-08-03
Anticipated expiration: 2039-07-04
Also published as: CN110266980A

Abstract

The invention discloses a depth-of-field television display, which comprises a liquid crystal screen, an optical grating, polarized glass, a depth-of-field device and a polarized film, wherein the liquid crystal screen, the optical grating, the polarized glass, the depth-of-field device and the polarized film are sequentially compounded, a cylindrical arrangement refraction structure of the optical grating is adjustable and is provided with a reflection surface, local image light is reflected, the polarized glass is high in light transmittance, low in reflectivity, good in polarization effect and uniform in light dispersion, interference light and glare can be greatly eliminated, the anti-dazzle effect and high image definition are improved, the brightness is increased, the depth of a virtual image can be deepened by the depth-of-field device, the image depth is improved, the image stereoscopic impression is enhanced, and the depth-of-field television display has the advantages of improving the image definition, the depth of field and the stereoscopic impression.

Description

Depth field depth television display

Technical Field

The invention relates to the technical field of optical imaging equipment, in particular to a depth-of-field television display.

Background

Most of the television displays used today are liquid crystal displays, and both sides of most of the liquid crystal displays pass through a composite polarizing film to eliminate interference light (including partially polarized light), thereby displaying images that people want to display.

When people use the liquid crystal screen, the poor 3D effect and insufficient stereoscopic impression of the image can be usually found, the relation between the liquid crystal screen and the worn 3D eyes is not large, the main reason is that the depth of the scene of the liquid crystal screen is shallow, a necessary depth of field device is not needed to deepen the depth of the scene, meanwhile, the difference of the refraction structures of the gratings of the liquid crystal screen has huge influence on the stereoscopic impression of the image, and meanwhile, the definition of the image is also directly influenced.

Disclosure of Invention

The invention aims at the problems, and therefore discloses a depth-of-field television display.

The specific technical scheme is as follows:

the depth field depth television display is characterized by comprising a liquid crystal screen, a grating, polarized glass, a field depth device and a polarized film, wherein the liquid crystal screen, the grating, the polarized glass, the field depth device and the polarized film are sequentially compounded.

The utility model provides an above-mentioned depth of field TV display, wherein, be provided with the nick that a plurality of slants set up on the front of grating, parallel arrangement between the nick is 1 grating unit between 2 adjacent nicks, and the angle of nick and vertical direction is the grating angle of inclination, the grating angle of inclination is alpha, alpha is 15 ~ 65.

The depth field depth television display comprises a grating unit, wherein the grating unit is composed of a transmission arc surface in the middle and reflecting surfaces on two sides of the transmission arc surface, notches are V-shaped and form reflecting surfaces on two sides of the transmission arc surface, the transmission arc surface is arc-shaped, an included angle formed by the reflecting surfaces and a symmetrical line of the V-shaped notch is beta, and the beta is 5-10.

In the depth-of-field television display, the polarized glass is formed by compounding and bonding the substrate, the second polarized film and the reflective see-through film through the pressure-sensitive adhesive.

In the above depth of field television display, the substrate is one of optical glass, optically strengthened glass or TFT glass.

In the depth-of-field television display, before the polarizing film is bonded and combined, AG treatment and AR treatment need to be performed on both sides of the polarizing film, the side on which the AR treatment is performed is a side on which the polarizing film is bonded to the substrate, the side on which the AG treatment is performed is a side on which the polarizing film is bonded to the reflective see-through film, and the transmission direction and the reflection direction of the reflective see-through film are uniform and both reverse to the substrate direction.

The utility model provides an foretell depth of field TV display, wherein, the depth of field ware includes transparent panel and linking frame, linking frame is the frame shape, transparent panel's quantity is 2, and the symmetry sets up both ends around linking frame to with linking frame sealing connection, be equipped with water inlet and evacuation mouth on the linking frame, inside water inlet and the evacuation mouth all communicate linking frame, transparent panel and linking frame intussuseption are filled with the injected liquid.

The depth field depth television display is characterized in that the inserting plate is arranged on one side of the transparent panel facing the connecting frame, symmetrical inserting grooves and attaching strips are arranged on two sides of the connecting frame, the inserting plates and the inserting grooves are all arranged in a head-tail surrounding mode and are mutually inserted, the inserting grooves are provided with sealing strips, the attaching strips are located in frame shapes formed by the connecting frame, and the attaching strips are tightly attached to the transparent panel in sealing connection with the connecting frame.

In the depth-of-field television display, the transparent panel and the connecting frame are bonded, reinforced and sealed through structural adhesive, and the inserting plates and the inserting grooves are multiple and in one-to-one correspondence and are mutually inserted.

The depth field depth television display is characterized in that the transparent panel is an optical high-transmittance acrylic plate, the structural adhesive is acrylic shadowless adhesive, the injection liquid is pure water subjected to degassing treatment, and the water inlet and the vacuumizing hole are both provided with self-sealing check valves.

The invention has the beneficial effects that:

Drawings

Fig. 1 is an exploded view of the present invention.

Fig. 2 is a schematic diagram of a grating.

Fig. 3 is a schematic diagram of a grating unit.

FIG. 4 is a top view of a grating.

Fig. 5 is an exploded view of a polarizing glass.

FIG. 6 is a cross-sectional view of a polarizing glass.

Fig. 7 is a schematic view of a depth finder.

Fig. 8 is a cross-sectional view of the connecting frame.

Fig. 9 is a sectional view taken along line a-a in fig. 7.

Fig. 10 is a schematic view of an implantation apparatus.

Reference numerals: 1. a liquid crystal screen; 2. a grating; 3. polarizing glass; 4. a depth of field device; 5. a polarizing film; 6. scoring; 7. a grating unit; 8. a transmission arc surface; 9. a reflective surface; 10. a substrate; 11. a second polarizing film; 12. a reflective see-through film; 13. a transparent panel; 14. a connecting frame; 15. a water inlet; 16. a vacuum pumping port; 17. inserting plates; 18. a slot; 19. attaching a strip; 20. a sealing strip; 21. A self-sealing check valve; 22. a pure water storage tank; 23. a water injection pipe; 24. a vacuum pumping device; 25. vacuumizing a tube; 26. a feed pipe; 27. a voltage stabilizing tube; 28. a discharge pipe; 29. a breather valve; 30. and (4) a valve.

Detailed Description

In order to make the technical solution of the present invention clearer and clearer, the present invention is further described below with reference to embodiments, and any solution obtained by substituting technical features of the technical solution of the present invention with equivalents and performing conventional reasoning falls within the scope of the present invention.

Example one

In this embodiment, the image light that the LCD screen sent at first passes through grating refraction structure, forms three-dimensional image effect, passes through polarized glass afterwards, eliminates interference light and glare, then, gets into the depth of field ware, through the refraction effect of depth of field ware, makes the degree of depth of the demonstration virtual image that image light formed deepen, promotes the image degree of depth, strengthens the third dimension, at last after the polarization through the polarizing film, carries out the show of image.

Example two

The front surface of the grating is provided with a plurality of obliquely arranged nicks, the nicks are arranged in parallel, 1 grating unit is arranged between every two adjacent nicks, the angle between each nick and the vertical direction is a grating bevel angle, the grating bevel angle is alpha, and the alpha is 15-65 degrees;

the grating unit is composed of a transmission arc surface in the middle and reflecting surfaces on two sides of the transmission arc surface, the notches are V-shaped, the reflecting surfaces on two sides of the transmission arc surface are formed, the transmission arc surface is arc-shaped, an included angle formed by the reflecting surfaces and a symmetrical line of the V-shaped notches is beta, and the beta is 5-10.

In this embodiment, the notches are arranged obliquely to form grating units distributed obliquely and in parallel, so that the cylindrical arrangement refraction structure of the image grating is adjusted, the effect of enhancing the depth of the image light image is achieved, and the three-dimensional effect of the image is further improved;

the reflecting surface formed by the nicks is nearly vertical to the lens body, and has the effect of reflecting local image light, so that the light-transmitting part in the middle of the grating unit forms a grating slit, the three-dimensional effect of the image is improved, and the brightness of the image is improved;

meanwhile, the number of notches per inch horizontally on the lens body is in synchronous increment relation with the resolution of the display, and the number of notches per inch horizontally is not lower than 48 lines in terms of the conventional high-definition resolution (720P or 1080PI 1444P).

EXAMPLE III

The polarized glass in the first embodiment is formed by compounding and bonding a substrate, a second polarized film and a reflective perspective film through a pressure-sensitive adhesive;

the substrate is one of optical glass, optical strengthened glass or TFT glass, before the polarizing film is bonded and compounded, AG treatment and AR treatment need to be respectively carried out on two surfaces of the polarizing film, the surface subjected to the AR treatment is the surface where the polarizing film is bonded with the substrate, the surface subjected to the AG treatment is the surface where the polarizing film is bonded with the reflective perspective film, and the transmission direction and the reflection direction of the reflective perspective film are unified and are opposite to the substrate direction.

The polarized glass of the embodiment is designed according to the optical principle of the polarized film, when the image light is perpendicular to the plane of the direction of the polarized film propagation, the polarized light passes through, the polarized light has the characteristics of high light transmittance, low reflectivity and good polarization effect, the light is uniformly dispersed, interference light and glare can be greatly eliminated, the anti-dazzle effect is improved, the image definition is greatly improved, and meanwhile, the brightness and the depth of field can be increased through the composite reflective perspective film.

Example four

Bonding and compounding the polarized glass of the third embodiment by compounding equipment;

the compounding equipment comprises an electrostatic dust collector, a continuous film sticking machine and a roller pressing machine, and the compounding method comprises the following specific steps:

when compounding, the compounding is carried out in a dust-free workshop;

(1) transferring the substrate, the polarizing film and the reflective perspective film to a dust-free workshop, preheating by a continuous film sticking machine, adding a viscose, starting an electrostatic dust collector, and performing electrostatic dust collection in the dust-free workshop;

(2) continuously and slowly feeding the substrate into a continuous film sticking machine, uniformly coating viscose, carrying out bonding and compounding on the substrate and a polarizing film, and controlling the film sticking temperature to be between 50 and 60 ℃ and the film sticking pressure to be between 0.4 and 0.5 MPa;

(3) the adhered substrate and the polarizing film pass through a three-stage roller pressing machine at a low speed to remove bubbles, and the pressing pressure of the three-stage roller pressing machine is 0.5MPa, 0.55MPa and 0.58MPa in sequence before and after the process;

(4) after the pressing is finished, naturally cooling for 2 hours to obtain the composite glass of the substrate and the polarizing film;

(5) after the composite glass is completely cooled, continuously and slowly feeding the composite glass into a continuous film sticking machine again, uniformly coating viscose glue, and performing bonding and compounding on the composite glass and the reflective perspective film, wherein the film sticking temperature is controlled to be 50-60 ℃, and the film sticking pressure is controlled to be 0.4-0.45 MPa;

(6) after the bonding in the step (5) is completed, removing bubbles from the composite glass and the reflective perspective film at a low speed by a three-stage roller pressing machine, wherein the pressing pressure of the three-stage roller pressing machine is sequentially 0.5MPa, 0.55MPa and 0.58MPa before and after the process;

(7) and (4) after the pressing in the step (6) is finished, naturally cooling for 2 hours, and then cutting and cleaning to obtain the polarized glass.

In this embodiment, polarization glass need be in the static place when compounding, removes dust and handles, prevents that base plate, polarizing film and reflection of light perspective membrane three from compounding, has impurity to mix into, and the pad pasting in-process needs temperature control, guarantees the viscose mobility, simultaneously, reduces the condition of bubbling, and the effect of pressfitting lies in, improves the combined strength, also is in order to get rid of the bubbling that probably exists simultaneously, improves compound effect, and then improves polarization glass working property.

EXAMPLE five

The field depth device comprises a transparent panel and a connecting frame, wherein the connecting frame is in a frame shape, the number of the transparent panels is 2, the transparent panels are symmetrically arranged at the front end and the rear end of the connecting frame and are hermetically connected with the connecting frame, the connecting frame is provided with a water inlet and a vacuumizing port, the water inlet and the vacuumizing port are both communicated with the inside of the connecting frame, and injection liquid is filled in the transparent panel and the connecting frame;

the transparent panel is characterized in that an inserting plate is arranged on one side of the transparent panel facing the connecting frame, symmetrical inserting grooves and attaching strips are arranged on two sides of the connecting frame, the inserting plates and the inserting grooves are arranged in an end-to-end surrounding mode and are inserted into each other, sealing strips are arranged in the inserting grooves, and the attaching strips are located in a frame shape of the connecting frame and are tightly attached to the transparent panel in sealing connection with the connecting frame;

the utility model discloses a solar cell module, including transparent panel and connection frame, the transparent panel is connected with the frame, through the structure viscose bonding reinforcement and sealed between transparent panel and the connection frame, the quantity of picture peg and slot is a plurality ofly, and the one-to-one, pegs graft mutually, transparent panel is the high acrylic plate that passes through of optics, and the structure viscose is acrylic shadowless glue, the injected liquid is the pure water through degasification treatment, water inlet and evacuation mouth department all are equipped with from the sealing check valve.

The field depth device of the embodiment is designed according to the optical plane refraction imaging principle, when image light enters the field depth device, the image light can be refracted in injected liquid, and then the depth of a displayed virtual image formed by the image light is deepened, so that the effect of enhancing the image depth of the image light is achieved, and the image stereoscopic impression of the display equipment is improved;

meanwhile, in the embodiment, for improving the strength of the field depth device, the insertion plate and the structural adhesive are used for reinforcing and sealing, and the sealing performance is enhanced by combining the sealing strip.

EXAMPLE six

In the depth of field device according to the fifth embodiment, the injection liquid in the depth of field device is injected through a special injection device;

the injection equipment comprises a pure water storage tank, a water injection pipe, a vacuumizing device and a vacuumizing pipe, wherein the pure water storage tank is provided with a feeding pipe, a pressure stabilizing pipe and a discharging pipe, pure water is added into the pure water storage tank, the feeding pipe, the pressure stabilizing pipe and the discharging pipe are all communicated with the interior of the pure water storage tank, the pressure stabilizing pipe is provided with a breather valve, the discharging pipe is vertically arranged, the lower end of the discharging pipe is positioned at the bottom in the pure water storage tank, the upper end of the discharging pipe is connected with the water injection pipe and is connected with a water inlet through the water injection pipe so as to be communicated with the interior of the field depth device main body, and the vacuumizing device is communicated with the vacuumizing pipe and is connected with a vacuumizing port through the vacuumizing pipe so as to be communicated with the interior of the field depth device main body;

wherein the feeding pipe and the discharging pipe are both provided with valves;

when the injection equipment works, the injection method of the injection liquid is as follows:

(A) regulating the breather valve in a negative pressure state;

(B) starting a vacuumizing device, and continuously vacuumizing the interior of the field depth device main body by the vacuumizing device through a vacuumizing tube and a vacuumizing port;

(C) in the process of vacuumizing, the pure water in the pure water storage tank is slowly sucked into the field depth device main body through the water injection pipe and the water inlet, and at the moment, the vacuumizing force of the vacuumizing device is adjusted to control the flow rate of the pure water entering the field depth device main body;

(D) with the continuous vacuum pumping of the vacuum pumping device, the pure water continuously and slowly enters the interior of the field depth device body until the interior of the field depth device body is completely filled and enters the vacuum pumping pipe, at the moment, the vacuum pumping device is closed, the self-sealing check valve works, and the pure water is sealed in the field depth device body;

(E) and finally, the water injection pipe and the vacuumizing pipe are taken down, and the water inlet and the vacuumizing port are sealed through a sealing cover or a sealing glue, so that the injection of the injection liquid in the field depth device main body is completed.

In the embodiment, the pressure stabilizing tube and the breather valve on the pure water storage tank are used for stabilizing the internal pressure of the pure water storage tank and maintaining the degassing state of pure water in the pure water storage tank, and simultaneously, the degassing state of the pure water is reduced because the injected liquid is rapidly filled into the field depth device possibly caused by the overlarge power of the vacuumizing device;

in the embodiment, the self-sealing check valves are arranged at the water inlet and the vacuumizing port, water can enter the water inlet but can not exit, air can exit from the vacuumizing port but can not enter the air, when the vacuumizing device is started, gas in the depth of field device is pumped out, and pure water is injected into the depth of field device;

after the pure water is injected, the self-sealing check valve can be manually closed to strengthen the sealing effect, and finally the water inlet and the vacuumizing port are sealed through a sealing cover or sealant;

the obtained field depth device has good sealing performance and extremely low internal gas content, and can effectively ensure the working effect of the field depth device.

In summary, the depth-of-field television display of the present invention has the following advantages:

(a) the grating units are obliquely and parallelly distributed, can adjust the cylindrical arrangement refraction structure of the grating, and have the effect of enhancing the depth of the image light image, thereby improving the three-dimensional effect of the image;

(b) the reflecting surface formed by the notch has the effect of reflecting local image light, and is beneficial to improving the brightness of the image;

(c) the polarized glass has high light transmittance, low reflectivity, good polarization effect and uniform light dispersion, can greatly eliminate interference light and glare, improve anti-dazzle effect and image definition, and can increase brightness through the composite reflective perspective film;

(d) the depth of the displayed virtual image formed by the image light can be deepened by the depth of field device, so that the depth of the image light image is enhanced, and the stereoscopic impression of the image is enhanced;

in conclusion, the depth-of-field television display has the advantages of improving the definition of an image, the depth of field and the stereoscopic impression.

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 changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention are also included in the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims

1. The utility model provides a degree of depth degree of field TV display, its characterized in that, includes LCD screen, grating, polarized glass, depth of field ware and polarizing film, LCD screen, grating, polarized glass, depth of field ware and polarizing film are compound in proper order, be provided with the nick that a plurality of slants set up on the front of grating, parallel arrangement between the nick is 1 grating unit between 2 adjacent nicks, and the nick is the grating bevel angle with the angle of vertical direction, the grating bevel angle is alpha, alpha is 15 ~ 65, the grating unit comprises the transmission cambered surface at middle part and the plane of reflection of transmission cambered surface both sides, the nick is the V font, constitutes the plane of reflection of transmission cambered surface both sides, the transmission cambered surface is arc, the contained angle that the line of symmetry of the V font that plane and nick were is beta, beta is 5 ~ 10, polarized glass is by base plate, The second polarizing film and the reflective perspective film are formed by compounding and bonding a pressure-sensitive adhesive, the substrate is one of optical glass, optical strengthened glass or TFT glass, before the polarizing film is subjected to bonding and compounding, AG treatment and AR treatment are respectively carried out on two surfaces of the polarizing film, the surface subjected to the AR treatment is a surface for bonding the polarizing film and the substrate, the surface subjected to the AG treatment is a surface for bonding the polarizing film and the reflective perspective film, and the transmission direction and the reflection direction of the reflective perspective film are uniform and are opposite to the substrate direction;

the transparent panel is provided with an inserting plate on one side facing the connecting frame, symmetrical inserting grooves and attaching strips are arranged on two sides of the connecting frame, the inserting plate and the inserting grooves are arranged in an end-to-end surrounding mode and are inserted into each other, the inserting grooves are provided with sealing strips, and the attaching strips are located in a frame shape of the connecting frame and are tightly attached to the transparent panel in sealing connection with the connecting frame;

the transparent panel and the connecting frame are bonded, reinforced and sealed through structural adhesive, and the number of the inserting plates and the number of the inserting grooves are multiple, are in one-to-one correspondence and are mutually inserted;

transparent panel is the high acrylic plate that passes through of optics, and the structure viscose is acrylic shadowless glue, the injected liquid is the pure water through degasification processing, water inlet and evacuation mouth department all are equipped with the check valve of proclaiming oneself.