CN216084134U

CN216084134U - Fixing support, screen assembly and mutual dull and stereotyped of electric capacity screen

Info

Publication number: CN216084134U
Application number: CN202121964779.0U
Authority: CN
Inventors: 谭景焕
Original assignee: Guangzhou Shiyuan Electronics Thecnology Co Ltd; Guangzhou Shirui Electronics Co Ltd
Current assignee: Guangzhou Shiyuan Electronics Thecnology Co Ltd; Guangzhou Shirui Electronics Co Ltd
Priority date: 2021-08-19
Filing date: 2021-08-19
Publication date: 2022-03-18
Anticipated expiration: 2031-08-19

Abstract

The utility model discloses a fixed support, a screen component and an interactive flat plate of a capacitive screen, which relate to the technical field of display equipment and particularly comprise an integrally formed support body, wherein the front side and the rear side of the support body respectively define a first supporting part and a second supporting part which are opposite, the first supporting part is used for supporting and fixing a cover plate component, the second supporting part is used for supporting and fixing a back plate component, in the application of the screen component and the interactive flat plate, the support body directly supports the weight of the cover plate component and the weight of the back plate component, the scheme that the back plate component is connected and supported through one side of a frame and the cover plate component is supported through a glass support at the other side is broken through in the traditional industry, the integrally formed support body can not apply moment in the gravity direction to the components in other frame components, the technical bias in the field is overcome, the pain point in the industry all the time is solved, and the structure of the frame component is simplified, the production and assembly difficulty and cost of the screen assembly are reduced.

Description

Fixing support, screen assembly and mutual dull and stereotyped of electric capacity screen

Technical Field

The utility model relates to the technical field of display equipment, in particular to a fixing support of a capacitive screen, a screen assembly and an interactive panel.

Background

The capacitive screen is also called a capacitive touch screen/capacitive touch screen, and is an interactive display screen for performing touch operation work through current induction of a human body or a capacitive pen.

The main structure of the capacitive screen comprises a backlight assembly, a frame assembly and a cover plate assembly. The cover plate assembly is formed by combining tempered glass, a Touch Panel (TP) and an liquid crystal display (OC) panel through a full-lamination process, and is fixed on the glass support in an adhesive mode, and the glass support is fixed on one side of the frame through locking screws; the backlight assembly is formed by combining a backboard fixing optical diaphragm, a lamp strip, an electronic board card, a structural support, a wire rod and the like, and the backboard is fixed on the other side of the frame through a locking screw; the glass support is connected with the frame to form a frame assembly.

Therefore, in the traditional scheme, the frame not only needs to bear the weight of the backlight assembly, still need to bear the weight of the cover plate assembly through the glass support, the frame need not design enough structural strength except, still need and set up more lock between the glass support and attach the screw, in order to guarantee the joint strength between glass support and the frame, and, all need to correspond supporting assembly characteristics such as processing fixed orifices on the installation position of every lock attached screw, the structure and the processing technology that lead to the frame are complicated relatively, make whole production assembly cost higher, production assembly efficiency is lower.

SUMMERY OF THE UTILITY MODEL

One of the purposes of the embodiment of the utility model is as follows: the utility model provides a fixed bolster of electric capacity screen, the support body plays main bearing effect, simplifies the frame structure to reduce production, assembly cost, improve production, assembly efficiency.

The second purpose of the embodiment of the utility model is: the utility model provides a screen assembly supports and fixes apron subassembly and backplate subassembly through the support body, and the frame does not play main bearing effect to reduce the use of lock and attach the screw, solve the above-mentioned problem that exists among the prior art.

The third purpose of the embodiment of the utility model is that: the interactive flat plate has the advantages that the connection relation among the frame assembly, the cover plate assembly and the back plate assembly is changed by improving the structure of the screen assembly, the assembly structure is simplified, and meanwhile, the assembly reliability is guaranteed.

In order to achieve one of the purposes, the utility model adopts the following technical scheme:

on the one hand, the utility model provides a fixed bolster of electric capacity screen, including integrated into one piece's support body, relative first supporting part and second supporting part are injectd respectively to both sides around, first supporting part is used for supporting and fixed apron subassembly, the second supporting part is used for supporting and fixed backplate subassembly.

In order to achieve the second purpose, the utility model adopts the following technical scheme:

in another aspect, a screen assembly is provided, which includes the fixing bracket of the capacitive screen; a cover plate assembly glued to the first support part; the back plate assembly is fixedly connected with the second supporting part through a fixing piece.

In order to achieve the third purpose, the utility model adopts the following technical scheme:

in yet another aspect, an interactive tablet is provided, comprising a screen assembly as described above; the back plate assembly comprises a back plate and a backlight module, and the backlight module is fixed on the bracket body through the back plate; the cover plate assembly comprises a glass panel, a liquid crystal panel and a touch panel which are sequentially laminated and attached from one side far away from the support body to one side far away from the support body.

The utility model has the beneficial effects that: according to the fixing support for the capacitive screen, the front side and the rear side of the support body are respectively provided with the first supporting part and the second supporting part, and the support body supports and fixes the cover plate assembly and the back plate assembly through the first supporting part and the second supporting part in the state of assembling and applying the screen assembly or the interactive flat plate.

In this structure, directly support the weight of apron subassembly and backplate subassembly through the support body, it supports corresponding subassembly to need not the frame, broken the trade tradition and supported backplate subassembly joint through frame one side, the scheme that the opposite side supported the apron subassembly through the glass support, integrated into one piece's support body can not exert the ascending moment of gravity direction to the part in other frame subassemblies, the technical bias in this field has been overcome, the industry has always been solved and pain point, when guaranteeing the apron subassembly, backplate subassembly respectively with the frame subassembly between the joint strength, the structure of frame subassembly has been simplified, the production of screen subassembly has been reduced, the assembly degree of difficulty and cost.

And, even install the frame on screen subassembly or mutual dull and stereotyped, the frame is connected with the support body and also only is regarded as the effect that the outward appearance decoration or provide certain structural strength for the support body, consequently, can adopt and attach the screw to fix between frame and the support body in the lock that compares traditional electric capacity screen subassembly still less, the frame has reduced processing characteristics such as screw hole site, the structure also obtains simplifying correspondingly to screen subassembly and mutual dull and stereotyped production, assembly cost have been reduced, its production, assembly efficiency has also obtained the promotion.

Drawings

The utility model is explained in more detail below with reference to the figures and examples.

FIG. 1 is an enlarged view of a cross-section of an interactive plate according to an embodiment of the present invention;

FIG. 2 is a second enlarged view of the cross-section of the interactive plate according to the embodiment of the present invention;

FIG. 3 is an exploded cross-sectional view of a screen assembly according to an embodiment of the present invention;

FIG. 4 is a cross-sectional view of a screen assembly according to an embodiment of the present invention.

In the figure: 10. a stent body; 11. a first support section; 111. dispensing a glue groove; 12. a second support portion; 121. a first fixing hole; 13. a fixed part; 131. a second fixing hole; 132. buffering foam; 20. a cover plate assembly; 30. a back plate assembly; 40. a frame; 41. and (5) edge covering structure.

Detailed Description

In order to make the technical problems solved, technical solutions adopted, and technical effects achieved by the present invention clearer, the technical solutions of the embodiments of the present invention are described in further detail below, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, unless otherwise expressly specified or limited, the terms "connected," "connected," and "fixed" are to be construed broadly, e.g., as meaning permanently connected, removably connected, or integral to one another; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

As shown in fig. 1-2, in order to reduce the processing cost and difficulty of the capacitive touch screen structure, the present embodiment provides a fixing bracket for a capacitive screen, which is mainly applied to an electronic device with a capacitive touch function. In practical application, the hardware part of the interactive flat panel is composed of a touch module, a display module, an intelligent processing system and the like, is combined together by an integral structural part, and is supported by a special software system, wherein the display module is matched with the touch module to realize display and touch functions. The user can perform touch operation on the display screen through a finger or a touch pen, the intelligent processing system generates writing handwriting according to the touch operation input by the user and displays the writing handwriting in the display screen, or generates control operation according to the touch operation input by the user to process display content in the display screen.

Typically, the interactive tablet is installed with at least one type of operating system, wherein the operating system includes, but is not limited to, an android system, a Hongmon system, a Linux system, and a Windows system. And processing the touch operation received through the display screen through the operating system. Further, the interactive tablet may have at least one application installed based on the operating system, such as a whiteboard application installed in the interactive tablet. The whiteboard may be an application program carried by the operating system, or an application program downloaded from a third-party device or a server.

Before further describing the solution, as shown in fig. 3-4, it should be noted that, in the present invention, for the bracket body 10 and the interactive flat plate, the direction close to the center of the cover plate assembly 20 is the inner side of each component, i.e. the "inner" direction indicated by the arrow in the drawing, and the direction away from the center of the cover plate assembly 20 is the outer side of each component, i.e. the "outer" direction indicated by the arrow in the drawing; when the support body 10 and the interactive tablet are used by a user, the side of the cover plate assembly 20 facing the user is the front side of each component, i.e. the direction indicated by the arrow in the drawing, "front", and the side of the cover plate assembly 20 facing away from the user is the rear side of each component, i.e. the direction indicated by the arrow in the drawing, "rear".

The fixing bracket of the capacitive screen comprises an integrally formed bracket body 10, wherein the bracket body 10 is used as a main supporting component of a screen assembly and is used for respectively supporting a cover plate assembly 20 and a back plate assembly 30 in the fixed screen, the front side and the back side of the bracket body respectively define a first supporting part 11 and a second supporting part 12 which are opposite, the first supporting part 11 is used for supporting and fixing the cover plate assembly 20, the second supporting part 12 is used for supporting and fixing the back plate assembly 30, the specific structures of the first supporting part 11 and the second supporting part 12 are not limited, and the fixing bracket can be formed on the integrally formed bracket body 10 at two parts which can be used for supporting and fixing corresponding assemblies.

Under the state that the screen assembly and the interactive flat panel are assembled, the cover plate assembly 20 and the back plate assembly 30 are directly supported by the bracket body 10, the front side of the bracket body 10 bears the weight of the cover plate assembly 20, the rear side of the bracket body 10 bears the weight of the back plate assembly 30, and the frame 40 is not required to support the corresponding assembly, because the bracket body 10 is of an integrally formed structure, the bracket body 10 is not required to be connected with other structural components to connect and bear the cover plate assembly 20 or the back plate assembly 30, the integrally formed structure is more stable compared with the structure that the traditional frame body bears the cover plate by a glass bracket, thereby breaking the tradition of the industry, in the traditional scheme, one side of the frame body serving as the frame 40 is used for connecting and supporting the back plate assembly 30, the other side of the frame body supports the cover plate assembly 20 by the glass bracket, the glass bracket can apply a moment in the gravity direction to the frame body, thereby need consolidate being connected between framework and the glass support, consume a large amount of lock and attach the screw, and support body 10 in this embodiment then can not be to other groups, the moment in the gravity direction is applyed to the part, only realize the support connection to two subassemblies through a part, overcome this field and need realize carrying out the technical bias that the support was connected to two subassemblies through framework and glass support cooperation, the painful point that the trade has always been solved, when guaranteeing to cover board subassembly 20, backplate subassembly 30 respectively with the frame 40 between the subassembly joint strength, the structure of frame 40 subassembly has been simplified, the production of screen subassembly has been reduced, the assembly degree of difficulty and cost.

As shown in fig. 3 to 4, in the present embodiment, the surface of the first supporting portion 11 abutting against the cover plate assembly 20 and the surface of the second supporting portion 12 abutting against the back plate assembly 30 are parallel to each other, the first supporting portion 11 and the second supporting portion 12 are arranged because, in the assembled state of the stand body 10, the stand body 10 is arranged at the edge of the cover plate assembly 20 and the back plate assembly 30, the edge of the glass panel in the cover plate assembly 20 is printed with a black border for shielding the electronic devices and cables inside the interactive flat panel, the stand body 10 is arranged in the area shielded by the black border, since the cover plate assembly 20 is of a planar structure, and the back plate assembly 30 is a flat plate member at the position near the edge and gradually rises toward the position near the center of the back plate assembly 30 toward the direction away from the cover plate assembly 20, so that the surface of the first supporting portion 11 and the surface of the second supporting portion 12 are arranged as two connecting surfaces parallel to each other, can guarantee to lap the stable connection of subassembly 20 and backplate subassembly 30, except can improving the aesthetic measure of screen pack spare and mutual dull and stereotyped, can also guarantee in follow-up screen pack spare or mutual dull and stereotyped assembly frame 40 back, along keeping unanimous assembly gap with each outer edge of lapping subassembly 20 and dull and stereotyped subassembly in the frame 40, improve mutual dull and stereotyped compactedness, also can guarantee to have certain dustproof function.

Further, the fixing portion 13 is defined on the outer side of the stand body 10, and the fixing portion 13 is used for supporting and fixing the frame 40, and also, the specific structure of the fixing portion 13 is not limited herein as long as it can fix the frame 40 to the stand body 10.

In order to make frame 40 can follow the edge setting of apron subassembly 20 and backplate subassembly 30 when using, its effect to shielding the screen inside, frame 40 preferably adopts elongated structure, frame 40 is when assembling in support body 10 and using in mutual flat board, including multistage frame 40, multistage frame 40 links to each other in proper order and encloses the installation region who closes the injecing, here, frame 40 can be sheet metal construction also can be the section bar structure, adopt section bar frame 40 structure as an example in this embodiment, apron subassembly 20 all sets up in the installation region with backplate subassembly 30, be connected with support body 10 respectively, and frame 40 then shelters from in mutual dull and stereotyped outer fringe department. Here, the specific structure of the interactive flat plate is not specifically limited, and the frame 40 may be a frame 40 formed by multi-section mutual splicing, where the frame 40 is disposed on the outer edge of the cover plate 20 and matches the shape of the outer edge of the cover plate 20. In general, the shape of the cover plate assembly 20 in the orthogonal projection direction is rectangular, the length of the frame 40 matches with the edge length of one side of the cover plate assembly 20, the frames 40 are connected by connecting components such as corner pieces, or connected by welding, fastening or integrated molding, the frame 40 of the sheet metal structure can be rolled and bent, the frame 40 of the section bar can be integrated by extrusion, and the display module has two opposite long sides and short sides and is rectangular.

Because the frame 40 is arranged at the outer side of the support body 10, in the using process of the interactive flat plate, the frame 40 is easily affected by external force or other factors and turns outwards towards the front side or the rear side of the interactive flat plate, in order to avoid the situation that the frame 40 turns outwards, the fixing part 13 is arranged on the support body 10 and has a groove structure, so that the section of the support body 10 is approximately shaped like Contraband, when the frame 40 is assembled on the fixing part 13, the fixing part 13 can be used for meshing and fixing the frame 40, and the situation that the frame 40 turns outwards is reduced, even the situation that the frame 40 turns outwards is avoided. A through second fixing hole 131 is arranged between the inner side surface and the outer side surface of the bracket body 10, one end of the second fixing hole 131 is communicated with the fixing part 13, when the frame 40 is assembled on the fixing part 13, a locking screw passes through the second fixing hole 131 to be fixedly connected with the frame 40, so that the frame 40 can be tightly attached to the outer side of the bracket body 10, and the cross section shape of one end of the frame 40 assembled on the fixing part 13 is matched with that of the fixing part 13. in the embodiment, the cross section of the fixing part 13 is a rectangular groove body, which comprises a groove bottom with a plane structure and two groove walls, wherein the groove bottom is arranged close to the inner side of the bracket body 10, the two groove walls are respectively arranged at the front side and the rear side of the groove bottom and are mutually perpendicular to the groove bottom, one end of the frame 40 embedded in the fixing part 13 is similarly of a structure similar to a rectangle, the end part of the frame 40 is locked by the locking screw and is abutted against the groove bottom of the fixing part 13, and the front side surface and the rear side surface of the frame 40 are respectively in clearance fit with the two groove walls of the fixing part 13, the gap is preferably 0.2mm, and although there is a certain gap between the groove wall of the fixing portion 13 and the frame 40, since the frame 40 and the bracket body 10 are preferably both long structures, the gap fit is used for facilitating the installation without affecting the engagement connection between the fixing portion 13 and the frame 40.

In the embodiment, the edge-covering structure 41 extends from the front and back sides of the end of the frame 40 away from the bracket body 10, the edge-covering structure 41 at least partially covers the side edges of the cover plate assembly 20 and the back plate assembly 30, the connection between the frame 40 and the bracket body 10 mainly plays roles of decoration, dust prevention or providing a certain structural strength for the bracket body 10, so that fewer locking screws compared with the conventional capacitive screen assembly can be used for fixing the frame 40 and the bracket body 10, the frame 40 reduces the processing characteristics such as screw hole positions, and the structure is correspondingly simplified, and in the conventional scheme, because the fixing holes need to be processed on the frame 40, the locking screws need to penetrate from the back side to the front side of the frame 40 to be fixed with the glass bracket, therefore, the frame 40 of the conventional scheme needs to process a sunken platform structure on the periphery of the fixing holes, so that the screw heads can avoid interference with the back plate assembly 30 when the locking screws are in a locked state, it is further explained that the bracket body 10 in the embodiment can adopt fewer processing features compared with the traditional frame 40, the frame 40 in the embodiment can also correspondingly reduce the processing features and consumables, the production and assembly costs of the screen assembly and the interactive flat plate are reduced, and the production and assembly efficiencies are improved.

Further, the glue dispensing groove 111 is concavely formed on the surface of the first supporting portion 11, and in the process of fixing the cover plate assembly 20, the glue dispensing AB is applied to the glue dispensing groove 111, the support body 10 and the cover plate assembly 20 are aligned, and the aligned support body 10 and the aligned cover plate assembly 20 are pressed together by a pressing machine for several minutes, thereby fixing the cover plate assembly 20.

The second support portion 12 is provided with a first fixing hole 121, the first fixing hole 121 corresponds to the hole on the back plate, and the locking screw passes through the fixing hole on the back plate and is fixedly connected with the first fixing hole 121, so as to press and fix the back plate on the second support portion 12.

Preferably, the buffering foam 132 is disposed between the frame 40 and the bracket body 10, and two side surfaces of the buffering foam 132 respectively abut against the surfaces of the frame 40 and the fixing portion 13, so as to avoid the situation that the connection between the bracket body 10 and the frame 40 is not tight enough and generates a loose abnormal sound.

It should be noted that the bracket body 10 of the present embodiment is preferably a long structure, 3 locking screws are used between the bracket body 10 and the frame 40 under the long structure and are arranged at intervals along the length direction, and at least 6 locking screws are used for fixing between the conventional frame 40 and the glass bracket. The bracket body 10 is disposed along the edges of the cover plate assembly 20 and the back plate assembly 30 and matches the length of the frame 40.

However, the bracket body 10 may have a block structure, and a plurality of bracket bodies 10 may be disposed at intervals to fix the cover plate assembly 20 and the back plate assembly 30, respectively, to complete the assembly.

Further, the interactive tablet of the present embodiment includes the screen assembly described above.

The back plate assembly 30 includes a back plate and a backlight module, and the backlight module is fixed to the bracket body 10 through the back plate to adjust the brightness of the content displayed by the cover plate assembly 20. The cover plate assembly 20 includes a glass panel, a liquid crystal panel, and a touch panel laminated in sequence from a side far away from the bracket body 10 to a side far away from the bracket body 10, so as to realize content display and touch functions.

In the description herein, it is to be understood that the terms "upper," "lower," "left," "right," and the like are used in an orientation or positional relationship merely for convenience in description and simplicity of operation, and do not indicate or imply that the referenced device or element must have a particular orientation, configuration, and operation in a particular orientation, and therefore should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used merely for descriptive purposes and are not intended to have any special meaning.

In the description herein, references to the description of "an embodiment," "an example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be appropriately combined to form other embodiments as will be appreciated by those skilled in the art.

The technical principle of the present invention is described above in connection with specific embodiments. The description is made for the purpose of illustrating the principles of the utility model and should not be construed in any way as limiting the scope of the utility model. Based on the explanations herein, those skilled in the art will be able to conceive of other embodiments of the present invention without inventive effort, which would fall within the scope of the present invention.

Claims

1. A fixed bolster of electric capacity screen which characterized in that includes:

the integrated bracket comprises an integrally formed bracket body (10), wherein a first supporting part (11) and a second supporting part (12) which are opposite to each other are respectively limited at the front side and the rear side of the bracket body, the first supporting part (11) is used for supporting and fixing a cover plate assembly (20), and the second supporting part (12) is used for supporting and fixing a back plate assembly (30).

2. The fixing bracket of the capacitive screen as recited in claim 1, characterized in that the surface of the first supporting part (11) is provided with a glue dispensing groove (111) in a concave manner.

3. The fixing bracket of the capacitive screen according to claim 1, wherein the second supporting portion (12) is provided with a first fixing hole (121).

4. Fixing support for a capacitive screen according to claim 1, characterized in that the outer side of the support body (10) defines a fixing portion (13) for supporting and fixing the frame (40).

5. The fixing bracket of the capacitive screen according to claim 4, characterized in that the fixing portion (13) is located on the bracket body (10) and has a groove structure, so that when the frame (40) is assembled on the fixing portion (13), the fixing portion (13) can be used for fixing the frame (40) in an engaged manner.

6. The fixing bracket of the capacitive screen according to claim 4 or 5, characterized in that a second through fixing hole (131) is formed between the inner side surface and the outer side surface of the bracket body (10), and one end of the second fixing hole (131) is communicated with the fixing part (13).

7. A screen assembly, comprising:

a fixing bracket of a capacitive screen according to any one of claims 1 to 6;

a cover plate assembly (20) glued to the first support (11);

and the back plate assembly (30) is fixedly connected with the second supporting part (12) through a fixing part.

8. The screen assembly according to claim 7, characterized in that the outer side of the bracket body (10) defines a fixing portion (13), further comprising:

a frame (40), wherein the frame (40) is fixedly arranged on the fixing part (13).

9. The screen assembly of claim 8, wherein a buffering foam (132) is disposed between the frame (40) and the bracket body (10), and two side surfaces of the buffering foam (132) are respectively abutted against the surfaces of the frame (40) and the fixing portion (13).

10. A screen assembly as recited in claim 8, wherein the frame (40) has a frame edge structure (41) extending from one end of the frame body (10) to the front and back sides, the frame edge structure (41) at least partially covering the side edges of the cover plate assembly (20) and the back plate assembly (30).

11. An interactive tablet, comprising:

the screen assembly of any one of claims 7-10;

the back plate assembly (30) comprises a back plate and a backlight module, and the backlight module is fixed on the bracket body (10) through the back plate;

the cover plate assembly (20) comprises a glass panel, a liquid crystal panel and a touch panel which are sequentially laminated and attached from one side far away from the support body (10) to one side far away from the support body (10).