CN112422860B - A flat panel TV module structure and smart TV - Google Patents

Abstract

The invention provides a flat television module structure and an intelligent television, wherein the flat television module structure comprises: the back plate is provided with a plurality of first mounting parts; the middle frame is provided with a plurality of second installation parts, the second installation parts correspond to the first installation parts in position and are fixedly connected with the first installation parts, and the middle frame is provided with a first positioning part and a second positioning part; a display panel disposed on the first positioning portion; and the light guide assembly is arranged on the second positioning part. According to the invention, the second mounting part, the first positioning part and the second positioning part are arranged on the middle frame, so that the back plate is connected and fixed with the middle frame through the first mounting part, thereby avoiding flatness change of the back plate caused by deformation, and the display panel and the light guide assembly are respectively arranged on the first positioning part and the second positioning part.

Description

A flat panel TV module structure and smart TV

technical field

The invention relates to the technical field of display mounting components, in particular to a flat panel TV module structure and a smart TV.

Background technique

Along with the rapid development of science and technology, TV gradually becomes one of household electrical appliances necessary for every household, meanwhile, in order to meet the diversified needs of users, more and more kinds of TVs are also introduced new ones with an extremely fast speed.

As the mainstream size of TVs tends to be super large, the requirements for the size, flatness and strength of the backplane in the TV are getting higher and higher. When the size is enlarged, the flatness and strength of the backplane will decrease, which will easily lead to quality problems of TV products.

Therefore, the prior art still needs to be improved and developed.

Contents of the invention

The technical problem to be solved by the present invention is that, in the prior art, the backboard is made of plastic, which is engaged and fixed with the components used for display. When the size is enlarged, the flatness and strength of the backboard will decrease, which will easily lead to There are quality problems with TV products.

The technical solution adopted by the present invention to solve technical problems is as follows:

A flat TV module structure, wherein the flat TV module structure includes:

a backboard, the backboard is provided with a plurality of first installation parts;

A middle frame, the middle frame is provided with several second installation parts, and the second installation part corresponds to the position of the first installation part and is fixedly connected, and the middle frame is provided with a first positioning part and a second positioning part. positioning department;

a display panel, the display panel is arranged on the first positioning part;

A light guide assembly, the light guide assembly is arranged on the second positioning part.

The flat panel TV module structure, wherein, the first installation part is a through hole with a counterbore at one end, and the counterbore is provided at the opposite end where the backplane is attached to the middle frame, the The second installation part is a bolt hole, and the first installation part and the second installation part are fixedly connected by preset bolts.

In the flat panel TV module structure, an adhesive is provided between the display panel and the first positioning part, and the display panel is erected and fixed on the first positioning part through the adhesive .

The flat panel TV module structure, wherein the light guide assembly includes:

a reflective sheet, the reflective sheet is laid on the backboard;

a light guide plate, the light guide plate is pressed and fixed on the reflective sheet;

A diaphragm, one side of the diaphragm covers the light guide plate, and the edge of the other side of the diaphragm is attached to the second positioning portion.

The flat panel TV module structure, wherein, the middle frame is also provided with heat sinks and decorative parts, the heat sink is engaged and fixed on the middle frame, and the decorative strip is fastened on the middle frame above.

The flat panel TV module structure, wherein, the middle frame is provided with a first limiting part, the first limiting part is a tenon, and the first limiting part is arranged on the heat sink The first card slot on the top is engaged and connected.

The flat panel TV module structure, wherein, the middle frame is provided with a second limiting part, the second limiting part is a buckle, and the second limiting part is arranged on the heat sink The second card slot on the top is snapped and connected.

The flat panel TV module structure, wherein, the decorative part is a bending member, the bending part provided on the bending member corresponds to the first positioning part, and the display panel is clipped and fixed on the Between the bending part and the first positioning part.

The flat panel TV module structure, wherein, the backboard is a member made of steel-plastic plate material.

A smart TV, wherein the smart TV includes the flat TV module structure described in any one of the above.

Technical effect of the present invention: the present invention arranges the second installation part, the first positioning part and the second positioning part on the middle frame, so that the backplane is connected and fixed with the middle frame through the first installation part, thereby avoiding the deformation of the backplane The flatness changes caused by the first positioning part and the second positioning part are respectively provided with a display panel and a light guide assembly. The present invention achieves the effect of improving the display stability of the flat-panel TV through the cooperation of the above structures, and effectively prevents the deformation caused by the deformation of the back plate. Quality issues.

Description of drawings

Fig. 1 is the structural representation of the first embodiment of the present invention;

Fig. 2 is a schematic structural diagram of the second embodiment of the present invention.

Fig. 3 is an enlarged view of the structure of node A in the second embodiment of the present invention.

In Fig. 1 to Fig. 3: 100, backplane; 110, first mounting part; 200, middle frame; 201, first positioning part; 202, second positioning part; 203, second mounting part; 210, fixing piece ; 211, the first limiting part; 212, the second limiting part; 220, heat sink; 221, the first card slot; 222, the second card slot; 230, decoration; 231, bending part; Panel; 310, bonding parts; 321, buffer cotton; 400, light guide assembly; 401, reflection sheet; 402, light guide plate; 403, diaphragm;

detailed description

In order to make the purpose, technical solutions and advantages of the present invention clearer and clearer, the present invention will be described in further detail below with reference to the accompanying drawings and examples. It should be understood that the specific embodiments described here are only used to explain the present invention, not to limit the present invention.

It should be noted that if there are directional indications (such as up, down, left, right, front, back...) in the embodiment of the present invention, the directional indications are only used to explain the position in a certain posture (as shown in the accompanying drawing). The relative positional relationship and movement conditions among the various components shown in ) below, if the specific posture changes, the directional indication will also change accordingly.

In addition, if there are descriptions involving "first", "second", etc. in the embodiments of the present invention, the descriptions of "first", "second", etc. Implying their relative importance or implying the number of technical features indicated. Thus, features defined as "first" and "second" may explicitly or implicitly include at least one of said features. In addition, the technical solutions of the various embodiments can be combined with each other, but it must be based on the realization of those skilled in the art. When the combination of technical solutions is contradictory or cannot be realized, it should be considered that the combination of technical solutions does not exist , nor within the scope of protection required by the present invention.

As the mainstream size of TVs tends to be super large, the requirements for the size, flatness and strength of the backplane in the TV are getting higher and higher. When the size is enlarged, the flatness and strength of the backplane will decrease, which will easily lead to quality problems of TV products.

Based on the above problems in the prior art, the present invention provides a flat panel TV module structure, its specific structure as shown in Figure 1, comprising: a backboard 100, the backboard 100 is provided with a number of first mounting parts 110; Frame 200, the middle frame 200 is provided with a number of second installation parts 203, the second installation parts 203 correspond to the positions of the first installation part 110 and are fixedly connected, and the middle frame 200 is provided with the first The positioning part 201 and the second positioning part 202; the display panel 300, the display panel 300 is arranged on the first positioning part 201; the light guide assembly 400, the light guide assembly 400 is arranged on the second positioning part 202 superior.

The present invention arranges the second installation part 203, the first positioning part 201 and the second positioning part 202 on the middle frame 200, so that the backplane 100 is connected and fixed to the middle frame 200 through the first installation part 110, thereby preventing the backplane 100 from occurring. Due to the change in flatness caused by deformation, the first positioning part 201 and the second positioning part 202 are respectively provided with a display panel 300 and a light guide assembly 400. The present invention achieves the effect of improving the display stability of a flat-panel TV through the cooperation of the above structures, effectively preventing Quality problems caused by backplane deformation.

In the above-mentioned embodiment, the backboard 100 is a component made of steel-plastic plate material, which is a new composite material, with steel plate as the matrix, and the powder made of plastic is melt-sprayed on the inner wall or the outer wall. , the finished steel-plastic plate has a plastic appearance and the rigidity of the steel plate, which can ensure good flatness and shape after long-term use. At the same time, compared with the traditional type of steel plate, the steel-plastic plate has anti- Corrosion, rust-free, clean and non-toxic. Compared with traditional plastic panels, steel-plastic panels do not have the problem of embrittlement and deformation, so they can achieve the effect of ensuring the use status for a long time. In the present invention, the steel-plastic panels The board is used in large-size TVs, such as 65-inch and 75-inch TVs. The flatness retention of the steel-plastic board can give the light guide assembly 400 flat and long-term support, thereby ensuring that users always get the best results when watching TV. Good viewing effect.

In the above-mentioned embodiments, the steel-plastic plate is a composite material that cannot be stamped and shaped like a traditional stamped steel plate. Therefore, in the case of using the steel-plastic plate material as the back plate 100, the installation of the flat panel TV module structure The form needs to be changed in a targeted manner. The present invention is designed for the structure of the flat-panel TV module when the steel-plastic plate is used as the back plate 100. The specific structure is as follows:

In the first embodiment of the present invention, as shown in FIG. 1 , the flat panel TV module structure includes: a backplane 100 , a middle frame 200 , a display panel 300 and a light guide assembly 400 , wherein the backplane 100 is provided with several first A mounting part 110, a plurality of first mounting parts 110 are provided at a predetermined position along the edge of the backplane 100, the first mounting part 110 is specifically a through hole, and a counterbore is provided on the opposite end of the backplane 100 and the middle frame 200 , the counterbore can be provided in various styles, such as the chamfered style shown in the figure, the cylindrical groove type, etc., the counterbore and the through hole and the center are overlapped, and the first mounting part 110 is matched with each other. The position corresponding to the position of the first installation part 110 on the frame 200 is provided with a second installation part 203, and the second installation part 203 is a bolt hole whose diameter is adapted to the first installation part 110. In the actual installation process, the first The mounting portion 110 and the second mounting portion 203 are fixed by preset bolts 500 , and when the multiple first mounting portions 110 and the second mounting portion 203 are respectively fastened, the middle frame 200 is combined and fixed with the backplane 100 .

In the above-mentioned embodiment, the first installation part 110 is provided with a counterbore to facilitate the operation of the staff during the installation process, and the counterbore is convenient for the positioning and screwing of the bolt 500. In actual installation, the shape of the middle frame 200 is a rectangular hollow frame. After multiple first installation parts 110 and second installation parts 203 are combined with each other, the backplane 100 fills in the blank space in the center of the middle frame 200. The overall torsional strength is further improved to achieve a better effect of ensuring the flatness of the backplane 100.

Preferably, in this embodiment, the joint position between the middle frame 200 and the backplane 100 is set as a groove, and the depth dimension of the groove is adapted to the thickness of the backplane 100. 100 is convenient for installation and positioning, and at the same time, it ensures that the backside structure of the flat-panel TV module is flat, so as to achieve a better appearance and improve the viewing experience of users.

In the above embodiment, the middle frame 200 is further provided with a first positioning part 201 and a second positioning part 202, wherein the first positioning part 201 is provided at the upper part of the middle frame 200, specifically an "L" shaped concave The groove, the second positioning part 202 is also an "L" shaped groove, and the position of the second positioning part 202 corresponds to that of the backplane 100 , and is provided at the lower part of the middle frame 200 . In the actual installation process, the light guide assembly 400 is arranged at the position where the second positioning part 202 is located, one side of which is attached to the backplane 100, and the edge of the other side is engaged with the groove of the second positioning part 202 , that is to form a state where the middle frame 200 and the backplane 100 sandwich the light guide assembly 400 . On the other hand, the display panel 300 is arranged on the first positioning part 201, and the four edges of the display panel 300 are correspondingly engaged with the grooves of the first positioning part 201, forming a state where the middle frame 200 carries the display panel 300.

Further, in the process of combining the display panel 300 with the first positioning part 201 on the middle frame 200, in order to better ensure the installation effect of the display panel 300, an adhesive is also provided between the display panel 300 and the middle frame 200. Piece 310, adhesive piece 310 can use foam double-sided tape, foam double-sided tape includes PE foam double-sided tape, EVA foam double-sided tape, PU foam double-sided tape and acrylic foam double-sided tape, etc. Foam double-sided adhesive refers to a double-sided adhesive that is coated with a strong acrylic adhesive on both sides of the foamed cotton substrate, and then covered with release paper or film on one side. It has strong adhesion and good retention , good waterproof performance and the effect of resisting impact force, the bubble surface can absorb part of the stress when the display panel 300 is subjected to a certain impact force, so as to realize the effect of protecting the display panel.

During specific installation, the adhesive member 310 adheres the edge of the display panel 300, so that the edge of the display panel 300 is bonded to the first positioning part 201 on the middle frame 200, that is, in the actual installation process, the middle frame 200 The inner hollow setting, the first positioning part 201 arranged around the upper circumference of the middle frame 200 undertakes the four sides of the display panel 300, supports the edge of the display panel 300, and the center is suspended on the middle frame 200, the advantage of this setting is to ensure the display The corresponding area between the panel 300 and the lower component is the largest, so that the flat-panel TV can obtain a better display effect, so as to improve the user's viewing experience.

Based on the above-mentioned embodiments, the light guide assembly 400 in the present invention includes a reflective sheet 401, a light guide plate 402, and a diaphragm 403, wherein the reflective sheet 402 is laid on the back plate 100, and the reflective sheet 401 is made of a transparent sheet with the effect of reflecting light on the back. As a result, the front of the reflection sheet 401 is provided with several composite surfaces, and each composite surface is composed of a cylindrical surface inclined only in one direction and a curved surface or plane inclined in the opposite direction, so as to reflect light. Since the back plate 100 in the present invention is made of steel-plastic plate material, it can effectively ensure the flatness of the reflective sheet 402. During the actual TV broadcasting process, the light reflected by the reflective sheet 402 can always be kept uniform, so that the user can obtain the best results. best viewing experience.

The light guide plate 402 is pressed and fixed on the reflective sheet 401. The light guide plate 402 is made of optical-grade acrylic/PC plate, and then the bottom surface of the optical-grade acrylic plate is engraved with a laser and a V-shaped cross is made of a material with a very high refractive index and does not absorb light. Grid engraving and UV screen printing technology print light guide points, and use optical grade acrylic sheet to absorb the light from the lamp to stay on the surface of optical grade acrylic sheet. When the light hits each light guide point, the reflected light will go to Diffusion at various angles, and then destroy the reflection conditions and emit from the front of the light guide plate. Through light guide points of various densities and sizes, the light guide plate can be made to emit light evenly. The present invention realizes the effect of improving the use efficiency of light through the light guide plate 402.

One side of the diaphragm 403 covers the above-mentioned light guide plate 402, and the edge of the other side is attached to the second positioning part 202 provided on the middle frame 200, which forms the effect that the diaphragm 403 is fixed at the predetermined installation position as shown in FIG. 1 , the diaphragm 403 is made of a transparent material, and its surface is covered with an optical layer. After one side of the diaphragm 403 receives light, the optical film provided on the other side of the diaphragm 403 can increase the brightness of the light, so that the display panel 300 for a better display.

To sum up, the present invention fixes and installs the structures of the backplane 100 and the middle frame 200 by using the backplane 100 made of the steel-plastic plate material, thereby effectively preventing the user from being caused by the poor flatness of the backplane 100 in a large-size flat-panel TV. A reduction in viewing effect occurs.

Based on the above embodiment, as shown in FIG. 2 , in the second embodiment of the present invention, the middle frame 200 further includes: a fixing part 210 , a cooling part 220 and a decorative part 230 , wherein the cooling part 220 is engaged with the fixing part 210 For fixing, the decoration part 230 is disposed above the fixing part 210 .

In this embodiment, the second installation part 203 is arranged on the decorative part 230, and the cooling part 220 is preset with a groove matching the shape of the backplane 100 during the manufacturing process, and the backplane 100 is snapped and fixed in the groove. And the first installation part 110 and the second installation part 203 are fixed by the preset bolts 500. In this embodiment, such a structural arrangement enables the backplane 100 to be embedded in the heat sink 220. While the TV is dissipating heat, it can better ensure the installation effect of the backplane 100 and reduce the stress on the backplane 100 .

More specifically, as shown in FIG. 3 , the fixing part 210 is provided with a first limiting part 211 , the first limiting part 211 is specifically a tenon, and the first limiting part 211 is connected with the heat sink 220 . The first clamping groove 221 is engaged and connected, and the style shown in the figure is only a small range of cross-sectional shapes. In the overall structure, the first stopper 211 is provided on the four consecutive sides of the fixing member 210. When the fixing member 210 and the heat sink 220 When fastened, the first limiting portion 211 provided continuously is inserted into the first locking groove 221 , so the fixing member 210 restricts the movement of the cooling member 220 in the directions of the X-axis and the Y-axis.

On the other hand, the fixing part 210 is also provided with a second limiting part 212, the second limiting part 212 is specifically a buckle, and the buckle is engaged and connected with the second locking groove 222 provided on the heat sink 220 , in the overall structure, the second limiting part 212 is continuously arranged on the fixing part 210, so in four directions, the second limiting part 212 is engaged with the second locking groove 222, thereby limiting the cooling part 220 in Movement on the Z axis.

Through the above-mentioned engagement of the first limiting portion 211 and the second limiting portion 212 provided on the fixing member 210 to the cooling element 220, the cooling element 220 is fixedly engaged inside the fixing component 210 without shaking and When the deformation occurs, since the heat sink 220 and the backplane 100 are fastened by the bolts 500 , the fixing effect of the fixing part 210 on the backplane 100 is also realized.

In another possible implementation of this embodiment, the decorative part 230 is a bent member whose cross-sectional shape is an "L" shape as shown in FIG. One side of it is attached to the edges of the four sides of the fixing member 210 (in the actual installation process, it is sleeved), and the other side is provided with a bending part 231. The bending part 231 corresponds to the position of the first positioning part 201, that is, When the display panel 300 is installed on the first positioning part 201, the first positioning part 201 and the bending part 231 form a clamping state on the display panel 300. The advantage of this arrangement in the present invention is that the ring of the decorative part 230 to the fixing part 210 While the periphery is fixed, the four sides of the display panel 300 are also protected, so as to prevent the display panel 300 from being damaged during bumping.

In the above embodiment, preferably, a cushioning cotton 320 is provided on the side where the decoration 230 is in contact with the display panel 300. The cushioning cotton 320 can be made of materials such as foam, sponge and rubber, and is continuously fixed on the display panel 300. The contact position between the panel 300 and the decorative part 230, the setting of the buffer cotton 320 fills the gap between the decorative part 230 and the display panel 300, on the other hand, effectively avoids the rigid contact between the display panel 300 and the middle frame 200, Thus, the display panel 300 is protected.

In the above two embodiments, the present invention makes a structural improvement between the backplane 100 made of steel-plastic plate material and the middle frame 200 of the flat-panel TV, and forms a flat-panel TV together with the display panel 300 and the light guide assembly 400 The module structure, the present invention is suitable for large-size flat-panel TVs, which can effectively prevent the deformation of the appearance of the flat-panel TV caused by the deformation of the back plate 100 and the change of the display effect caused by the deformation of the light guide assembly 400 following the deformation of the back plate 100 .

Based on the above embodiments, the present invention also provides a smart TV, the smart TV includes the flat TV module structure in the above embodiment, and the flat TV module structure is provided with the second mounting part, the first positioning part on the middle frame part and the second positioning part, so that the backplane is connected and fixed with the middle frame through the first installation part, so as to avoid the flatness change of the backplane due to deformation. The first positioning part and the second positioning part are respectively provided with a display panel and a As for the optical component, the present invention achieves the effect of improving the display stability of the flat-panel TV through the cooperation of the above structures, and effectively prevents quality problems caused by deformation of the back plate.

To sum up, the present invention discloses a flat-panel TV module structure and a smart TV, wherein the flat-panel TV module structure includes: a back plate, on which a plurality of first installation parts are arranged; a middle frame, The middle frame is provided with several second installation parts, the second installation parts correspond to the positions of the first installation parts and are fixedly connected, and the middle frame is provided with a first positioning part and a second positioning part; A display panel, the display panel is arranged on the first positioning part; a light guide assembly, the light guide assembly is arranged on the second positioning part. In the present invention, the second installation part, the first positioning part and the second positioning part are arranged on the middle frame, so that the backplane is connected and fixed with the middle frame through the first installation part, thereby avoiding the flatness change of the backplane due to deformation, The first positioning part and the second positioning part are respectively provided with a display panel and a light guide assembly. Through the cooperation of the above structures, the present invention realizes the effect of improving the display stability of the flat-panel TV, and effectively prevents quality problems caused by deformation of the back plate.

It should be understood that the application of the present invention is not limited to the above-mentioned examples, and those of ordinary skill in the art can improve or change according to the above description, and all these improvements and changes should belong to the protection scope of the appended claims of the present invention.

Claims (9)

1. a flat panel television module structure, is characterized in that, described flat panel television module structure comprises: a backboard, the backboard is provided with a plurality of first installation parts; A middle frame, the middle frame is provided with several second installation parts, and the second installation part corresponds to the position of the first installation part and is fixedly connected, and the middle frame is provided with a first positioning part and a second positioning part. positioning department; a display panel, the display panel is arranged on the first positioning part; a light guide assembly, the light guide assembly is arranged on the second positioning part; The middle frame includes: a fixing part, a heat dissipation part and a decoration part, the heat dissipation part is engaged and fixed with the fixing part, and the decoration part is fastened above the fixing part; The fixing part is continuously provided with a first limiting part, the first limiting part is engaged with the heat sink, and the first limiting part is arranged corresponding to the thickness direction of the heat sink; the fixing A second limiting portion is continuously provided on the component, and the second limiting portion is engaged with the heat sink, and the second limiting portion is set corresponding to the length and width direction of the heat sink; The decorative part is provided with a bending part corresponding to the position of the first positioning part, and the bending part protrudes from the first positioning part, and the side of the bending part corresponding to the display panel is provided with a Cushion cotton. 2. The flat panel TV module structure according to claim 1, wherein the first installation part is a through hole with a counterbore at one end, and the counterbore is provided on the back plate and the middle frame At the opposite end of the fitting, the second installation part is a bolt hole, and the first installation part and the second installation part are fixedly connected by preset bolts. 3. The flat-panel TV module structure according to claim 1, wherein an adhesive member is provided between the display panel and the first positioning portion, and the display panel is erected and fixed by the adhesive member on the first positioning part. 4. The flat panel TV module structure according to claim 1, wherein the light guide assembly comprises: a reflective sheet, the reflective sheet is laid on the backplane; a light guide plate, the light guide plate is pressed and fixed on the reflective sheet; A diaphragm, one side of the diaphragm covers the light guide plate, and the edge of the other side of the diaphragm is bonded to the second positioning portion. 5. The flat panel TV module structure according to claim 1, wherein a first limiting portion is provided on the fixing member, the first limiting portion is a tenon, and the first limiting portion The part is engaged and connected with the first slot provided on the heat sink. 6. The flat panel TV module structure according to claim 5, characterized in that, the fixing member is further provided with a second limiting portion, the second limiting portion is a buckle, and the second limiting portion The bit portion is engaged and connected with the second slot provided on the heat sink. 7. The flat panel TV module structure according to claim 1, wherein the decorative part is a bending member, and the bending part provided on the bending member corresponds to the first positioning part, and the The display panel is clamped and fixed between the bending portion and the first positioning portion. 8 . The flat panel TV module structure according to claim 1 , wherein the back plate is a member made of steel-plastic plate material. 9. A smart TV, characterized in that the smart TV comprises the flat-panel TV module structure according to any one of claims 1-8.

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