CN216434588U - Liquid crystal module structure and display device - Google Patents

Abstract

The utility model discloses a liquid crystal module structure and display device, wherein, the liquid crystal module structure includes: a back plate; the shading structure is arranged on the back plate; the first supporting piece and the second supporting piece are arranged on the back plate and are positioned above the shading structure; the shading structure is positioned at the abutting position of the end part of the first supporting piece and the end part of the second supporting piece. By adopting the above technical scheme, the utility model, through the mode that sets up that light-shielding structure set up between first support piece and second support piece and backplate, realize that light-shielding structure carries out the mesh that printing opacity sheltered from to backplate seam crossing to reach the effect of better shading.

Description

Liquid crystal module structure and display device

Technical Field

The utility model relates to a display device field of relevance especially relates to a liquid crystal module structure and display device.

Background

The F-shaped folding back plate is designed as the main design direction of a full screen television in the television industry in recent years, cost reduction can be realized due to the fact that the design of the integrally-bent back plate without a middle frame is adopted, the F edge of the back plate adopts a double-bending forming process, the forming process bottleneck is that zero clearance and no middle frame cannot be achieved at the upper side and left and right folding seams of the back plate, and after backlight is lightened, the phenomenon of poor appearance of light transmission occurs at the seams.

Prior art when handling the non-light tight problem of seam crossing, a scheme is for using the cotton shading of EVA bubble of taking the gum in backplate F type groove: the two installation steps need 80-100 seconds, and the EVA foam is easy to curl and cannot shade light during installation, so that the production efficiency and the product quality are seriously affected; the second scheme is that the back plate F-shaped folded edge dispensing process plugs the joint to shield light: the glue can be used online after 24H curing, 8-10 people need to be arranged in advance for off-line processing and dispensing, and in addition, the manual dispensing has large workload and inconvenient operation, so that the efficiency is low and the product quality cannot be ensured; the third scheme is that a strip-shaped silica gel pad is plugged in a back plate F-shaped groove: the problems of difficult in-place installation or shading failure and the like occur due to the size change of the U-shaped groove of the back plate; the fourth scheme is that an adhesive tape is stuck on the front surface of the F-shaped edge of the back plate: the adhesive tape exposes and influences the outward appearance, and the adhesive tape is little the installation degree of difficulty is big and easily install not in place.

In the existing shading design and implementation scheme, the scheme of EVA foam with the back adhesive is adopted, the single machine installation needs 80-100 seconds, and the EVA foam is easy to curl during installation, so that shading cannot be realized; the dispensing scheme has high cost, low production efficiency and high processing cost, and the visual effect is adversely affected by glue stacking and less glue; a strip-shaped silica gel pad is adopted, and the installation is difficult to be in place or the shading is invalid due to the size change of a U-shaped groove of the back plate; adopting a front adhesive tape for sticking: the adhesive tape exposes and influences the outward appearance, and the adhesive tape is little the installation degree of difficulty is big and easy installation can not the appearance printing opacity in place.

Accordingly, the prior art is yet to be improved and developed.

SUMMERY OF THE UTILITY MODEL

In view of the above-mentioned prior art not enough, an object of the utility model is to provide a liquid crystal module structure and display device aims at solving the relatively poor problem that leads to there being the printing opacity phenomenon of current backplate seam crossing shading quality.

The technical scheme of the utility model as follows:

a liquid crystal module structure, comprising:

a back plate;

the shading structure is arranged on the back plate;

the first supporting piece and the second supporting piece are arranged on the back plate and are positioned above the shading structure;

the shading structure is positioned at the abutting position of the end part of the first supporting piece and the end part of the second supporting piece.

The liquid crystal module structure, wherein the first support piece and the second support piece form a connecting groove with the back plate, the light shielding structure is located in the connecting groove, the upper surface of the light shielding structure is abutted to the first support piece and the second support piece, and the lower surface of the light shielding structure is abutted to the back plate.

The liquid crystal module structure, wherein, light-shielding structure includes a plurality of polyethylene bubble cotton, the cotton thickness of polyethylene bubble is greater than the height of spread groove.

The liquid crystal module structure is characterized in that each polyethylene foam is L-shaped.

The liquid crystal module structure further comprises a reflector plate fixedly connected with the back plate, and a first opening matched with the shading structure is arranged at the folded edge of the reflector plate.

The liquid crystal module structure, wherein, be provided with on the backplate with the diffuser plate of reflector plate upper end connection, the diffuser plate is provided with light-shading structure complex second opening.

The liquid crystal module structure is characterized in that an optical diaphragm connected with the upper end of the diffusion plate is arranged on the back plate, and a third opening matched with the shading structure is formed in the optical diaphragm.

The liquid crystal module structure, wherein, the top of first support piece and second support piece is provided with pastes the layer, it is provided with location structure on the layer to paste, paste on the layer fixedly connected with location structure complex bilayer, fixedly connected with liquid crystal layer on the bilayer.

The liquid crystal module structure, wherein, the liquid crystal membrane group structure still including set up in the third support piece of backplate, the shading structure is located the tip of third support piece with the butt department of another tip of second support piece, first support piece, second support piece and third support piece are located respectively three edges of backplate.

A display device comprises the liquid crystal module structure.

Has the advantages that: the utility model provides a liquid crystal module structure and display device, wherein, the liquid crystal module structure includes: a back plate; the shading structure is arranged on the back plate; the first supporting piece and the second supporting piece are arranged on the back plate and are positioned above the shading structure; the shading structure is positioned at the abutting position of the end part of the first supporting piece and the end part of the second supporting piece. By adopting the above technical scheme, the utility model, through the mode that sets up that light-shielding structure set up between first support piece and second support piece and backplate, realize that light-shielding structure carries out the mesh that printing opacity sheltered from to backplate seam crossing to reach the effect of better shading and quick installation.

Drawings

Fig. 1 is a three-dimensional cross-sectional structure diagram of the liquid crystal module structure of the present invention.

Fig. 2 is an exploded view of the liquid crystal module structure of the present invention.

Fig. 3 is a schematic plane structure diagram of the liquid crystal module structure of the present invention.

Fig. 4 is an enlarged schematic view of a portion a in fig. 3 according to the present invention.

Fig. 5 is a schematic side view of the structure of fig. 3 according to the present invention.

Fig. 6 is an enlarged schematic view of the structure at B in fig. 5 according to the present invention.

Fig. 7 is a schematic view of the three-dimensional structure of the PE foam of the present invention.

Fig. 8 is a schematic plan view of the PE foam, the F-shaped back plate and the reflective sheet of the present invention.

FIG. 9 is a schematic view of the three-dimensional structure of the PE foam, the F-shaped back plate and the reflective sheet of the present invention

Fig. 10 is an enlarged schematic view of the structure of fig. 9 at C according to the present invention.

Fig. 11 is a schematic perspective view of a diffuser plate according to the present invention.

Fig. 12 is a schematic plan view of the diffuser plate, the PE foam and the F-shaped back plate of the present invention.

Fig. 13 is a schematic perspective view of the optical film of the present invention.

Fig. 14 is a schematic plan view of the optical film, the PE foam, and the F-shaped back plate of the present invention.

Fig. 15 is a schematic cross-sectional view of a double-sided back plate tampon according to the present invention.

Fig. 16 is a schematic plan view of the double-sided back-glued foam sliver, the PE foam and the F-shaped back plate of the present invention.

Fig. 17 is a schematic view of a plane structure for glass attachment according to the present invention.

Fig. 18 is a schematic perspective view of a tower jig according to the present invention.

Fig. 19 is a schematic plan view of the tower-type jig of the present invention, which is used to install PE foam on an F-type back plate.

Fig. 20 is an enlarged schematic structural diagram of the present invention at D in fig. 2.

Fig. 21 is a perspective view of a display device according to the present invention.

Detailed Description

The utility model provides a liquid crystal module structure and display device, for making the utility model discloses a purpose, technical scheme and effect are clearer, more clear and definite, it is following right the utility model discloses further detailed description. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.

It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or be indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or be indirectly connected to the other element.

It should be further noted that the same or similar reference numerals in the drawings of the embodiments of the present invention correspond to the same or similar components; in the description of the present invention, it should be understood that if there are terms such as "upper", "lower", "left", "right", etc., indicating directions or positional relationships based on those shown in the drawings, it is only for convenience of description and simplicity of description, but not for indicating or implying that the indicated device or element must have a specific direction, be constructed in a specific direction, and operate, and therefore, the terms describing the positional relationships in the drawings are used only for illustrative purposes and are not to be construed as limitations of the present patent, and those skilled in the art can understand the specific meanings of the above terms according to specific situations.

Prior art when handling the non-light tight problem of seam crossing, a scheme is for using the cotton shading of EVA bubble of taking the gum in backplate F type groove: the two installation steps need 80-100 seconds, and the EVA foam is easy to curl and cannot shade light during installation, so that the production efficiency and the product quality are seriously affected; the second scheme is that the back plate F-shaped folded edge dispensing process plugs the joint to shield light: the glue can be used online after 24H curing, 8-10 people need to be arranged in advance for off-line processing and dispensing, in addition, certain labor cost is generated for dispensing, the efficiency is low due to inconvenient operation, and poor glue stacking and glue shortage exist; glue stacking affects visual effect, pinhole light leakage exists when glue is less, effective inspection cannot be performed before curing, and reworkability is poor; the third scheme is that a strip-shaped silica gel pad is plugged in a back plate F-shaped groove: the problems of difficult in-place installation or shading failure and the like occur due to the size change of the U-shaped groove of the back plate; the fourth scheme is that an adhesive tape is stuck on the front surface of the F-shaped edge of the back plate: the adhesive tape exposes and influences the outward appearance, and the adhesive tape is little the installation degree of difficulty is big and easily install not in place.

In the existing shading design and implementation scheme, the scheme of EVA foam with the back adhesive is adopted, the single machine installation needs 80-100 seconds, and the EVA foam is easy to curl during installation, so that shading cannot be realized; the dispensing scheme has high cost, low production efficiency and high processing cost, and the visual effect is adversely affected by glue stacking and less glue; a strip-shaped silica gel pad is adopted, and the installation is difficult to be in place or the shading is invalid due to the size change of a U-shaped groove of the back plate; adopting a front adhesive tape for sticking: the adhesive tape is exposed to influence the appearance, is small in installation difficulty, is large, and is easy to install and cannot be in place to transmit light.

In order to solve the above problem, the present invention provides a liquid crystal module structure, as shown in fig. 1, fig. 6 or fig. 20, the liquid crystal module structure includes: a back plate 200; a light shielding structure 202 disposed on the backplate 200; a first supporting member 208 and a second supporting member 209, both disposed on the backplate 200 and both located above the light shielding structure 202; wherein, the light shielding structure 202 is located at the abutting position of the end part of the first supporting piece 208 and the end part of the second supporting piece 209.

Specifically, the backboard 200 is a double-bending F-shaped backboard, the backboard 200 is provided with a first supporting member 208, a second supporting member 209 and a third supporting member (not shown) which are located on the same plane, the first supporting member 208 abuts against the second supporting member 209, the second supporting member 209 abuts against the third supporting member, the first supporting member and the third supporting member are symmetrically arranged, the three supporting members and the backboard 200 are formed with two connecting grooves 220, the light shielding structure 202 is provided with two "L" shaped PE foam, the two PE foam are respectively arranged in the two connecting grooves 220, the upper surfaces of the foam are in abutting contact with the two supporting members which are in abutting contact with each other, the lower surface of the PE foam is in abutting contact with the backboard 200, the "L" shaped inner side of the PE foam faces the inside of the backboard, the two outer side ends of the "L" shape are in abutting contact with the side walls of the connecting grooves, the refraction plate 203 is arranged on the backboard 200, the folded edge of the refraction plate 203 with a folded edge is matched with the PE foam 202, diffuser plate 204 is located refraction board 203 upper end and just similarly bubble cotton cooperation with PE, and optics diaphragm 205 is located diffuser plate 204 upper end and bubble cotton cooperation with PE to it shelters from two hems of bending department and refraction board 203 of backplate 200 through the PE bubble is cotton, prevents the printing opacity.

In the preferred embodiment of liquid crystal module structure, through adopting above-mentioned technical scheme, set up the mode that sets up between first support piece and second support piece and backplate through light-shielding structure, realize that light-shielding structure carries out the mesh that the printing opacity sheltered from to backplate seam crossing to reach the effect of better shading and quick installation.

In this embodiment, the first supporting member 208 and the second supporting member 209 form a connecting slot 220 with the backplate 200, the light shielding structure 202 is located in the connecting slot 220, the upper surface of the light shielding structure 202 abuts against the first supporting member 208 and the second supporting member 209, and the lower surface of the light shielding structure 202 abuts against the backplate 200.

The connecting groove of the double-bending F-shaped back plate is in interference fit with the shading structure, so that the PE foam can be rapidly installed at the seam of the F-shaped back plate to achieve the purpose of better shading effect.

In this embodiment, the light shielding structure 202 includes a plurality of polyethylene foam 202, and the thickness of the polyethylene foam 202 is greater than the height of the connecting groove 220.

Specifically, as shown in fig. 7, each of the polyethylene foam 202 is "L" shaped.

It should be noted that the height of the connecting groove 220 is the vertical height from the bottom surface of the back plate to the first supporting member 208 or the second supporting member 209, the polyethylene foam 202 is PE foam 202 (shown as one of the liquid crystal film set structures), the surface of the PE foam 202 has no defects such as foreign matters, dirt, debris, etc., and the cutting surface is flat; the PE bubble is cotton to be set up to L type and do not have the gum and be convenient for install fast, through L type PE bubble cotton and F type backplate interference fit, realizes that the PE bubble is cotton to F type backplate seam crossing quick installation reach the purpose of better shading effect.

Furthermore, because black has a light absorption effect, the PE foam 202 is black PE foam, the PE foam is more compressible, the hardness is 40-50 degrees, the PE foam 202 meets the ROHS 2.0 standard, and dust-free packaging is adopted.

As shown in fig. 7, the thickness of the PE foam 202 is dimension n.

Note that, the back panel 200, i.e., the double-folded F-shaped back panel 200, is shown in fig. 6, and the section of the back panel 200 at the folded position is "F".

In this embodiment, as shown in fig. 1, fig. 2 or fig. 8 to fig. 10, the liquid crystal module structure further includes a reflective sheet 203 fixedly connected to the backplane 200, and a first opening 304 matched with the light shielding structure 202 is disposed at a folded edge of the reflective sheet 230.

Specifically, as shown in fig. 9 or 10, the reflective sheet 203 includes a reflective flange 302, a reflective bottom surface 301, and a reflective through hole 303, and the first opening 304 is disposed at two corners of the reflective sheet 203. So that the PE foam 202 and the back panel are mounted away from each other through the first opening 304 (i.e., the reflection avoiding opening). And the back plate is also provided with an LED light bar assembly.

In this embodiment, as shown in fig. 1 and fig. 11 to 14, a diffusion plate 204 connected to the upper end of the reflective sheet 203 is disposed on the back plate 200, and the diffusion plate 204 is provided with a second opening matched with the light shielding structure 202.

In this embodiment, as shown in fig. 1, the back plate 200 is provided with an optical film 205 connected to the upper end of the diffusion plate 204, and the optical film is provided with a third opening matched with the light shielding structure 202.

Specifically, as shown in fig. 11 or 12, second openings 401 (shown as openings in one corner) are provided at two corners of the upper side (i.e., the top side) of the diffusion plate 204, and the diffusion plate 204 avoids the PE foam through the second openings 401 (i.e., diffusion avoiding openings); as shown in fig. 13 or 14, third openings 501 (shown as an opening at one corner) are provided at two corners of the upper side of the optical film 205, and the optical film 205 avoids the PE foam through the third openings 501 (i.e., optical film avoiding openings).

It should be noted that, as shown in fig. 12, the second opening 401 of the diffusion plate plays a role of limiting the PE foam 202, so as to strengthen the fixation of the PE foam 202, further achieve the purposes of firm fixation and good shading effect, achieve the purpose of reducing the number of people and improving the effect, and ensure the quality; as shown in fig. 14, the optical film 205 and the diffusion plate 204 can also have a limiting function.

In this embodiment, as shown in fig. 4 and fig. 15 to 17, an adhesive layer 210 is disposed above the first supporting member 208 and the second supporting member 209, the positioning structure 101 is disposed on the adhesive layer 210, a double-sided layer 206 matched with the positioning structure 101 is fixedly connected to the adhesive layer 210, and a liquid crystal layer 207 is fixedly connected to the double-sided layer 206.

Specifically, as shown in fig. 4, the positioning structure 101 is configured as an L-shaped reticle, and the F-shaped backplate 200 is provided with a splicing slit 102 located on one side of the L-shaped reticle 101; as shown in fig. 16, the double-sided layer 206 is configured as a double-sided adhesive foam strip, and one side of the double-sided adhesive foam strip is adhered to the adhesive layer 210 (i.e., the adhering side) of the F-shaped backboard 200; as shown in fig. 17, the other side of the double-sided adhesive-backed foam strip is adhered to a liquid crystal layer 207, and the liquid crystal layer 207 is made of liquid crystal glass.

Further, as shown in fig. 16, the double-sided back-adhesive tampon 206 is provided with a concave-convex structure 601, so that the concave-convex structure 601 of the double-sided back-adhesive tampon 206 is matched and adhered with the L-shaped score line on the F-shaped backboard 200.

As shown in fig. 6, the adhesive layer 210 is a glass adhesive surface on the back panel 200, and the width of the connecting groove 220 is a dimension m, so that the PE foam 202 and the connecting groove 220 are in interference fit by the dimension n being greater than the dimension m, thereby firmly fixing the PE foam 202 and the F-shaped back panel 200.

As shown in fig. 15, the middle portion of the double-sided back-adhesive foam tampon 206 is made of PE foam, and the upper and lower surfaces are provided with double-sided adhesive.

In this embodiment, the liquid crystal film assembly further includes a third supporting member (not shown) disposed on the back plate 200, and the light shielding structure 202 is located at a position where an end of the third supporting member abuts against another end of the second supporting member 209.

Specifically, the third supporting member and the first supporting member are disposed on the backboard 200 oppositely, the first supporting member, the second supporting member and the third supporting member are in the same horizontal plane, and the light shielding structure includes another PE foam, that is, another PE foam is disposed in another connecting groove formed between the second supporting member and the backboard 200 and between the third supporting member and the backboard 200.

Therefore, the better light shading effect of the F-edge spliced seam is achieved by installing the L-shaped PE foam and the back plate; a special tower-shaped tool is arranged for PE foam assembly, so that the PE foam can be quickly installed in place, and the production efficiency is improved; in addition, the PE foam is firmly fixed by adopting the interference fit design, does not need gum and the like, can be placed at any position, and has strong universality.

Based on the above embodiment, the utility model also provides a frock tool is applied to the aforesaid LCD module structure.

Specifically, as shown in fig. 19, the tooling fixture is configured as a tower fixture 800, the tower fixture 800 includes a handle structure 810 and a tray structure 820, and the tray structure 820 is made of teflon, so that the installation is convenient and the friction to the components is reduced.

The teflon material has self-lubricating property, and when the teflon material is used, the friction coefficient is very small, so that the components are not easily scratched; the PE foam is conveniently and quickly installed in the connecting groove 220 through the tower-shaped jig 800.

Based on the above embodiment, the present invention further provides a display device, as shown in fig. 21, including the liquid crystal module structure of the above claims.

In particular, the display device may be provided as a display, a television, and a tablet computer.

To sum up, the utility model provides a liquid crystal module structure and display device, wherein, the liquid crystal module structure includes: a back plate; the shading structure is arranged on the back plate; the first supporting piece and the second supporting piece are arranged on the back plate and are positioned above the shading structure; the shading structure is positioned at the abutting position of the end part of the first supporting piece and the end part of the second supporting piece. By adopting the above technical scheme, the utility model, through the mode that sets up that light-shielding structure set up between first support piece and second support piece and backplate, realize that light-shielding structure carries out the mesh that printing opacity sheltered from to backplate seam crossing to reach the effect of better shading and quick installation.

It is to be understood that the invention is not limited to the above-described embodiments, and that modifications and variations may be made by those skilled in the art in light of the above teachings, and all such modifications and variations are intended to be included within the scope of the invention as defined in the appended claims.

Claims (10)

1. A liquid crystal module structure, comprising:

a back plate;

the shading structure is arranged on the back plate;

the first supporting piece and the second supporting piece are arranged on the back plate and are positioned above the shading structure;

the shading structure is positioned at the abutting position of the end part of the first supporting piece and the end part of the second supporting piece.

2. The liquid crystal module structure of claim 1, wherein the first and second support members form connection slots with the back plate, the light shielding structure is located in the connection slots, an upper surface of the light shielding structure abuts against the first and second support members, and a lower surface of the light shielding structure abuts against the back plate.

3. The liquid crystal module structure of claim 2, wherein the light shielding structure comprises a plurality of polyethylene foam, and the thickness of the polyethylene foam is greater than the height of the connecting groove.

4. The liquid crystal module structure of claim 3, wherein each of the polyethylene foam is "L" shaped.

5. The liquid crystal module structure of any one of claims 1 to 4, further comprising a reflective sheet fixedly connected to the back plate, wherein a first opening matched with the light shielding structure is disposed at a folded edge of the reflective sheet.

6. The liquid crystal module structure of claim 5, wherein the back plate has a diffuser plate disposed thereon and connected to the upper end of the reflector plate, and the diffuser plate has a second opening engaged with the light shielding structure.

7. The liquid crystal module structure of claim 6, wherein the back plate is provided with an optical film connected to the upper end of the diffusion plate, and the optical film is provided with a third opening engaged with the light shielding structure.

8. The liquid crystal module structure of claim 7, wherein an adhesive layer is disposed above the first supporting member and the second supporting member, a positioning structure is disposed on the adhesive layer, a double-sided layer matched with the positioning structure is fixedly connected to the adhesive layer, and a liquid crystal layer is fixedly connected to the double-sided layer.

9. The liquid crystal module structure of claim 1, wherein the liquid crystal film assembly structure further comprises a third supporting member disposed on the back plate, the light shielding structure is located at a position where an end of the third supporting member abuts against another end of the second supporting member, and the first supporting member, the second supporting member and the third supporting member are respectively located on three sides of the back plate.

10. A display device comprising the liquid crystal module structure of any one of claims 1 to 9.

Images