CN106648222A - Frame structure of interactive intelligent panel and interactive intelligent panel - Google Patents

Abstract

The invention discloses a frame structure of an interactive smart panel and an interactive smart panel. The frame structure of the interactive smart panel includes an aluminum-plastic backboard, an outer frame component, and a middle frame component of an aluminum extruded structure. A space for installing a reflector, a light guide plate and an optical film is formed between the aluminum-plastic backplanes, and a space for installing an OC and a touch screen is formed between the middle frame assembly and the outer frame assembly, and the OC Pressing on the touch screen, the middle frame assembly is provided with a middle frame installation surface for cooperating with the outer frame assembly, and the outer frame assembly is provided with an outer frame installation surface matching the middle frame installation surface, The outer frame installation surface of the outer frame assembly is installed on the middle frame installation surface of the middle frame assembly, and the outer frame assembly and the middle frame assembly are connected to the aluminum-plastic backplane. The frame structure of the interactive smart panel and the interactive smart panel are relatively thin, which can realize thin design.

Description

Frame structure of interactive smart panel and interactive smart panel

technical field

The invention relates to the technical field of display devices, in particular to a frame structure of an interactive smart panel and an interactive smart panel.

Background technique

Interactive smart panel is an integrated device that controls the content displayed on the display panel and realizes human-computer interaction through touch technology. It integrates TV, computer, projector, electronic whiteboard, audio, video conference terminal, etc This function is suitable for group communication occasions, and it solves the problems of long-distance audio and video communication in meetings, high-definition display of meeting documents in various formats, video file playback, live audio, screen writing, and document marking, saving, printing and distribution. It is widely used in education and teaching, corporate meetings, business exhibitions and other fields.

Traditionally, the frame structure of an interactive smart panel includes an outer frame, a middle frame, a plastic frame, and a backplane. (Opencell, liquid crystal panel) and the installation space of optical components such as touch screen. The backplane is used to carry the optical components, the outer frame is used to install the infrared receiving PCB board and fix the touch screen, the middle frame is used to carry the OC, and the plastic frame is installed between the middle frame and the outer frame to press the OC. With the above structure, the frame structure of the interactive smart panel is relatively thick, which is difficult to meet the thin design requirements of the interactive smart panel.

Contents of the invention

Based on this, the present invention overcomes the defects of the prior art, and provides a frame structure of an interactive smart panel and an interactive smart panel with a thinner thickness, which is conducive to the thin design of the interactive smart panel.

Its technical scheme is as follows:

A frame structure of an interactive smart panel, including an aluminum-plastic backplane, an outer frame component, and a middle frame component of an aluminum extruded structure, forming a reflective sheet, a guide plate, and a mirror between the middle frame component and the aluminum-plastic backplane. The space between the optical board and the optical film, the space for installing the OC and the touch screen is formed between the middle frame assembly and the outer frame assembly, the OC is pressed on the touch screen, and the middle frame assembly is provided with a The outer frame assembly is fitted with the middle frame installation surface, the outer frame assembly is provided with an outer frame installation surface matching the middle frame installation surface, and the outer frame installation surface of the outer frame assembly is installed on the middle frame The middle frame assembly surface of the component, and the outer frame component and the middle frame component are connected to the aluminum-plastic backplane.

In one of the embodiments, the middle frame assembly includes a first middle frame, and the first middle frame includes a middle frame mounting plate attached to the edge of the aluminum-plastic backplane, and the middle frame mounting plate The inner edge of the middle frame is provided with a first middle frame side plate, and the inner side of the first middle frame side plate away from the middle frame mounting plate is provided with a first support substrate for supporting OC, and the middle frame mounting plate is connected to the middle frame mounting plate The first middle frame side plate forms the middle frame installation surface;

The outer frame assembly includes a first outer frame, and the first outer frame includes a first outer frame side plate vertically arranged relative to the aluminum-plastic backboard, and a first outer frame side plate is provided with a first outer frame side plate at the front end. A front panel, a first plate opposite to the first front panel is provided on the rear side of the first outer frame side plate away from the first front panel, and the first plate is far away from the first outer frame One end of the frame side plate is provided with a second plate body opposite to the first outer frame side plate, and the end of the second plate body away from the first plate body is provided with a second plate body extending inward and connected to the first front plate body. The third board body opposite to the panel, the first board body and the second board body form the outer frame installation surface.

In one of the embodiments, the middle frame assembly includes three first middle frames, the first first middle frame is installed at the upper edge of the aluminum-plastic backplane, and the other two first The middle frame is installed on the two side edges of the aluminum-plastic backboard; the outer frame assembly includes three first outer frames, and the first first outer frame is installed on the aluminum-plastic backboard The edge is installed in cooperation with the first first middle frame, and the other two first outer frames are respectively installed at the side edges of the aluminum-plastic backplane, and are matched with the first middle frame on the corresponding side Install.

In one of the embodiments, the frame structure of the interactive smart panel further includes a heat dissipation plate, the heat dissipation plate includes a fourth plate body and a fifth plate body, and the fifth plate body is located in front of the fourth plate body side, the upper part of the fifth board is connected to the lower part of the fourth board, and the upper end surface of the fifth board and the front side of the fourth board are attached to the lower part of the aluminum-plastic backboard. installed together, the lower end of the fifth plate is provided with a light source installation plate for installing the light source bar, the light source installation plate extends toward the side where the aluminum-plastic backboard is located, the front side of the aluminum-plastic backboard is in contact with the The front side of the fifth board forms the base surface for carrying the reflection sheet, the light guide plate, the optical film, the OC and the touch screen.

In one of the embodiments, the middle frame assembly further includes a lower middle frame, and the lower middle frame includes a second middle frame side plate vertically arranged relative to the fifth board body, and the second middle frame side plate The board is installed on the light source installation board, and the inner side of the second middle frame side board away from the end of the fifth board body is provided with a second supporting substrate for supporting the OC; the outer frame assembly also includes a lower outer frame, The lower outer frame includes a second front panel, the upper part of the rear side of the second front panel is provided with a second outer frame side panel extending toward the rear side, and the second outer frame side panel is far away from the second front panel. One end of the panel is provided with a sixth board extending upward, and the end of the sixth board away from the side panel of the second outer frame is provided with a seventh board extending toward the side where the second front panel is located, The end of the seventh board away from the sixth board is provided with an eighth board extending upward and opposite to the second front panel, and the seventh board is located under the light source installation board.

In one of the embodiments, a first rib for pressing the light guide plate is provided on the rear side of the first support substrate close to the aluminum-plastic backplane, and the second support substrate is close to the aluminum-plastic backplane. A second rib for pressing the light guide plate is provided on the rear side of the light guide plate.

In one of the embodiments, the left edge, the upper edge and the right edge of the aluminum-plastic backplane are all provided with hooks for hanging the optical film, and the first middle frame mounting plate is connected to the side of the first middle frame. The junction of the plates is provided with a first avoidance notch matching the hook, and the first rib is provided with a first avoidance gap matching with the diaphragm clamping groove at the edge of the optical film at the corresponding position of the first avoidance notch. Second, avoid the gap.

In one of the embodiments, the front side of the first support substrate away from the aluminum-plastic backplane is provided with a first limiting protrusion for limiting the edge of the OC, installed on both sides of the aluminum-plastic backplane The first limiting ribs of the two first middle frames at the edge are provided with a third avoidance notch for avoiding the FFC at the side edge of the OC; the second support substrate is on the front side away from the aluminum-plastic backplane There is a second limit protrusion used to limit the edge of the OC, and the second limit protrusion is provided with a fourth avoidance gap for avoiding the FFC (Flexible Flat Cable, flexible flat cable) at the lower edge of the OC. The second middle frame side plate and the second support substrate are provided with a fifth avoidance notch corresponding to the fourth escape notch for avoiding the IC on the FFC at the lower edge of the OC.

In one of the embodiments, both ends of the first limiting protrusion are respectively provided with corner escape notches.

In one of the embodiments, the side of the first board body opposite to the first front panel is provided with a first installation part for installing one end of the PCB board, and the first front panel and the first board body On the opposite side, there is a second installation part for installing the other end of the PCB board, and a first light outlet is formed between the third board and the first front panel; the sixth board and the second The side opposite to the front panel is provided with a third installation part for installing one end of the PCB board, and the side of the second front panel opposite to the sixth board is provided with a fourth installation part for installing the other end of the PCB board, A second light outlet is formed between the eighth board and the second front panel.

In one of the embodiments, the side of the third plate body opposite to the first front panel is provided with a fifth installation portion for installing one end of the filter strip, and the first front panel and the third plate The side opposite to the body is provided with a sixth installation part for installing the other end of the filter strip; the side of the eighth plate body opposite to the second front panel is provided with a seventh installation part for installing one end of the filter strip , the second front panel is provided with an eighth mounting portion for mounting the other end of the filter bar on the side opposite to the eighth plate body.

In one of the embodiments, the lower end of the rear side of the second front panel is provided with a third outer frame side plate opposite to the second outer frame side plate, the second outer frame side plate, the second front An installation groove is formed between the panel and the side panel of the third outer frame.

In one of the embodiments, the end of the second outer frame side plate away from the second front panel is provided with a first mounting plate extending toward the third outer frame side plate, and the third outer frame side plate is far away from the second outer frame side plate. One end of the second front panel is provided with a second mounting plate extending toward the second outer frame side panel.

In one of the embodiments, the second front panel is provided with a pen slot recessed toward the rear side on the plate section between the second outer frame side panel and the third outer frame side panel, and the second A pen holder is provided at the lower edge of the pen slot on the front side of the front panel.

An interactive smart panel, comprising a reflective sheet, a light guide plate, an optical diaphragm, an OC, a touch screen and the frame structure of the interactive smart flat panel, the reflective sheet, the light guide plate, the optical diaphragm, the OC, and the touch screen are sequentially stacked on the The aluminum-plastic backboard.

The beneficial effects of the present invention are:

The frame structure of the interactive smart panel uses an aluminum-plastic backboard. Compared with the traditional iron backboard, the aluminum-plastic backboard has a thinner thickness on the basis that the strength meets the requirements, and can reduce the thickness of the frame structure; A space for installing reflective sheets, light guide plates and optical films is formed between the frame assembly and the aluminum-plastic backplane, and a space for installing OC and touch screen is formed between the middle frame assembly and the outer frame assembly, When the touch screen is installed, it can be directly pressed on the OC, and there is no need to set up an additional plastic frame to press the OC. When the outer frame component and the middle frame component are assembled, the direct fit installation can be realized through the cooperation of the outer frame mounting surface and the middle frame mounting surface, which can further reduce the The thickness of the frame structure; and, by adopting the middle frame components of the aluminum extrusion structure, compared with the traditional plastic mold middle frame, the structural strength is better, the process is simple, and the time is short, which can reduce the mold development cost, improve the product cycle, and improve the For product compatibility issues, the structural strength is better when the middle frame components, outer frame components, and aluminum-plastic backplanes are installed and connected. The frame structure of the interactive smart panel adopts the aluminum-plastic backboard and the middle frame component of the aluminum extruded structure, and reduces the traditional plastic frame, so the structural strength is good and the thickness is thin, which is conducive to the thin design of the interactive smart panel.

The interactive smart panel includes the above-mentioned frame structure of the interactive smart panel, has the technical effect of the frame structure of the interactive smart panel, and the thickness of the whole machine is relatively thin.

Description of drawings

FIG. 1 is a schematic structural view of an interactive smart panel according to an embodiment of the present invention;

Fig. 2 is a cross-sectional view of the installation structure of the outer frame assembly and the middle frame assembly described in the embodiment of the present invention;

Fig. 3 is a schematic structural diagram of a first middle frame and a first outer frame according to an embodiment of the present invention;

Fig. 4 is a schematic diagram of the enlarged structure at A in Fig. 3;

Fig. 5 is a schematic cross-sectional structure diagram of the first middle frame according to the embodiment of the present invention;

Fig. 6 is a schematic cross-sectional structure diagram of the first outer frame according to the embodiment of the present invention;

Fig. 7 is a schematic structural diagram of the outer frame assembly and the middle frame assembly described in the embodiment of the present invention;

FIG. 8 is a schematic diagram of the rear side structure of the frame structure of the interactive smart tablet according to the embodiment of the present invention;

Fig. 9 is a schematic diagram of an enlarged structure at B in Fig. 8;

Fig. 10 is a schematic structural diagram of the lower middle frame described in the embodiment of the present invention;

Fig. 11 is a schematic diagram of an enlarged structure at C in Fig. 10;

Fig. 12 is a schematic cross-sectional structure diagram of the lower middle frame according to the embodiment of the present invention;

Fig. 13 is a schematic structural diagram of the lower outer frame according to the embodiment of the present invention;

Fig. 14 is a schematic diagram of an enlarged structure at D in Fig. 13;

Fig. 15 is a schematic diagram of an enlarged structure at E in Fig. 7;

Fig. 16 is a schematic diagram of an enlarged structure at F in Fig. 7;

Fig. 17 is a schematic structural view of the front side of the middle frame assembly according to the embodiment of the present invention;

Fig. 18 is a schematic diagram of an enlarged structure at G in Fig. 17;

FIG. 19 is a schematic diagram of the enlarged structure at H in FIG. 17 .

Explanation of reference signs:

1. The frame structure of the interactive intelligent tablet, 10, the aluminum-plastic back panel, 110, the hook, 20, the outer frame component, 210, the first outer frame, 211, the first outer frame side panel, 212, the first front panel, 2121 , the second installation part, 2122, the sixth installation part, 213, the first board body, 2131, the first installation part, 214, the second board body, 215, the third board body, 2151, the fifth installation part, 220, Lower outer frame, 221, the second front panel, 2211, the fourth installation part, 2212, the eighth installation part, 2213, the pen slot, 2214, the pen support rib, 222, the second outer frame side plate, 223, the first Six boards, 2231, the third installation part, 224, the seventh board, 225, the eighth board, 2251, the seventh installation part, 226, the third outer frame side board, 227, the first installation board, 228, Second mounting plate, 30, middle frame assembly, 310, first middle frame, 311, middle frame installation plate, 312, first middle frame side plate, 313, first supporting substrate, 314, first rib position, 315, The first avoidance gap, 316, the second avoidance gap, 317, the first limiting protrusion, 318, the third avoidance gap, 319, the corner avoidance gap, 320, the lower middle frame, 321, the second middle frame side plate, 322, the second supporting base plate, 323, the second rib position, 324, the diaphragm compression rib position, 325, the second limiting protrusion, 326, the fourth avoidance gap, 327, the fifth avoidance gap, 40, the heat dissipation plate , 410, the fourth board, 420, the fifth board, 430, the light source installation board, 50, the first connector, 60, the second connector, 70, the third connector, 2, the reflector, 3, the guide Light board, 4. Optical diaphragm, 5. OC, 6. Touch screen, 7. Light source bar, 8. PCB board, 9. Filter bar.

detailed description

Embodiments of the present invention are described in detail below:

In this embodiment, the vertical arrangement relative to the aluminum-plastic backboard 10 is vertical or approximately perpendicular to the aluminum-plastic backboard 10, the inner side refers to the side close to the center of the aluminum-plastic backboard 10, and the outer side Refers to the side away from the center of the aluminum-plastic backplane 10. When the interactive smart panel is in a normal use state, front, back, up, down, left, and right refer to relative concepts when the user faces the touch screen 6 of the interactive smart panel. The side close to the user is the front, the side away from the user is the back, the horizontal direction refers to the direction parallel or approximately parallel to the horizontal plane, and the longitudinal direction refers to the direction perpendicular or approximately perpendicular to the horizontal plane.

As shown in Figure 1, an interactive smart panel includes a frame structure 1 of an interactive smart panel, a reflector 2, a light guide plate 3, an optical diaphragm 4, an OC5, a touch screen 6, a light source bar 7, a PCB board 8, and a filter bar 9. The reflective sheet 2, the light guide plate 3, the optical film 4, the OC5, and the touch screen 6 are sequentially stacked on the aluminum-plastic backplane 10 described below. In this embodiment, the light source bar 7 is an LED light bar, and the touch screen 6 is tempered glass. The PCB board 8 includes a board surface and lamp beads arranged on the board surface, and the light emission direction of the lamp beads is perpendicular to the board surface.

As shown in Figures 1 and 2, a frame structure 1 of an interactive smart panel includes an aluminum-plastic backplane 10, an outer frame assembly 20, and a middle frame assembly 30 of an aluminum extruded structure, and the middle frame assembly 30 is connected to the A space for installing the reflector 2, the light guide plate 3 and the optical film 4 is formed between the aluminum-plastic backplane 10, and a space for installing the OC5 and the touch screen 6 is formed between the middle frame assembly 30 and the outer frame assembly 20. space, the OC5 is pressed on the touch screen 6, the middle frame assembly 30 is provided with a middle frame mounting surface for cooperating with the outer frame assembly 20, and the outer frame assembly 20 is provided with a The outer frame installation surface matching the installation surface, the outer frame installation surface of the outer frame assembly 20 is installed on the middle frame installation surface of the middle frame assembly 30, and the outer frame assembly 20 is together with the middle frame assembly 30 It is connected with the aluminum-plastic backplane 10.

Traditionally, a plastic frame needs to be set between the middle frame assembly 30 and the outer frame assembly 20 to hold down the OC5 and separate the OC5 from the touch screen 6 for anti-glare effect. In this embodiment, the side of the touch screen 6 close to the OC5 is provided with an anti-glare coating, which can play an anti-glare effect, so that the OC5 and the touch screen 6 can realize seamless contact, and the OC5 can be directly pressed by the touch screen 6 . The frame structure 1 of the interactive smart panel adopts the aluminum-plastic backboard 10. Compared with the traditional iron backboard, the aluminum-plastic backboard 10 has a thinner thickness on the basis that the strength meets the requirements, and can reduce the thickness of the frame structure; Moreover, a space for installing the reflective sheet 2, the light guide plate 3 and the optical film 4 is formed between the middle frame assembly 30 and the aluminum-plastic backplane 10, and the middle frame assembly 30 and the outer frame assembly 20 A space is formed between the OC5 and the touch screen 6. The touch screen 6 can be directly pressed on the OC5 during installation, and no additional plastic frame is required to press the OC5. When the outer frame assembly 20 and the middle frame assembly 30 are assembled, the outer frame The mounting surface cooperates with the mounting surface of the middle frame to realize direct fit installation, which can further reduce the thickness of the frame structure; and, by adopting the middle frame component of the aluminum extruded structure, compared with the traditional plastic mold middle frame, the structural strength is better, and the process It is simple and takes a short time, which can reduce the cost of mold development and improve the product cycle. The structural strength of the middle frame component 30, the outer frame component 20 and the aluminum-plastic backplane 10 is better when they are installed and connected. The frame structure 1 of the interactive smart panel adopts the aluminum-plastic backplane 10 and the middle frame component 30 of the aluminum extruded structure, and reduces the traditional plastic frame, so that the structural strength is good and the thickness is relatively thin, which is conducive to the thinness of the interactive smart panel. design.

Further, as shown in Fig. 2, Fig. 3, Fig. 4, Fig. 5, and Fig. 6, the middle frame assembly 30 includes a first middle frame 310, and the first middle frame 310 includes a The middle frame installation plate 311 at the edge of the backplane 10, the inner edge of the middle frame installation plate 311 is provided with a first middle frame side plate 312, and the first middle frame side plate 312 is far away from the middle frame installation plate 311 A first support substrate 313 for supporting the OC5 is provided on the inner side of one side, and the middle frame installation plate 311 and the first middle frame side plate 312 form the middle frame installation surface. The outer frame assembly 20 includes a first outer frame 210, the first outer frame 210 includes a first outer frame side plate 211 vertically arranged relative to the aluminum-plastic backplane 10, and the first outer frame side plate The front end of 211 is provided with a first front panel 212, and the rear side of the first outer frame side panel 211 away from the first front panel 212 is provided with a first plate 213 opposite to the first front panel 212, so The end of the first plate 213 away from the first outer frame side plate 211 is provided with a second plate 214 opposite to the first outer frame side plate 211, and the second plate 214 is far away from the first outer frame side plate 211. One end of the plate body 213 is provided with a third plate body 215 extending toward the inside and opposite to the first front panel 212 , the first plate body 213 and the second plate body 214 form the outer frame mounting surface.

With the above-mentioned structure, a cavity for installing the PCB board 8 can be formed between the first outer frame side plate 211, the first plate body 213, the second plate body 214, the third plate body 215 and the first front panel 212. The frame mounting plate 311 is installed on the aluminum-plastic backplane 10, and the first plate body 213 is bonded to the middle frame mounting plate 311, and the second plate body 214 is bonded to the first middle frame side plate 312 to realize the first middle frame. The frame 310 is directly matched with the first outer frame 210, the reflective sheet 2, the light guide plate 3 and the optical film 4 can be limited and fixed by the first middle frame 310, the OC5 is installed on the first supporting substrate 313, and the touch screen 6 is installed on the Between the first supporting substrate 313 and the third board body 215 and directly pressing on the OC5, no additional plastic frame is required, thereby reducing the thickness of the frame structure 1 of the interactive smart panel in this embodiment. In this embodiment, matching mounting holes are provided at the edges of the middle frame mounting plate 311, the first plate body 213, and the aluminum-plastic back plate 10, and the mounting bolts are installed in the mounting holes to make the The first middle frame 310 and the first outer frame 210 are connected to the aluminum-plastic backplane 10 together.

Further, as shown in FIG. 7, the middle frame assembly 30 includes three first middle frames 310, and the first first middle frame 310 is installed at the upper edge of the aluminum-plastic backplane 10, which can As the upper middle frame, the other two first middle frames 310 are installed on the two side edges of the aluminum-plastic backplane 10 respectively, and can be used as the left middle frame and the right middle frame respectively. The outer frame assembly 20 includes three first outer frames 210, the first first outer frame 210 is installed on the upper edge of the aluminum-plastic backplane 10 and the first first middle frame 310 Coordinated installation, the first first outer frame 210 can be used as an upper outer frame, and the other two first outer frames 210 are respectively installed at the side edges of the aluminum-plastic backplane 10, and are connected to the corresponding sides of the The first middle frame 210 is installed together, and the other two first outer frames 210 can be used as a left outer frame and a right outer frame respectively. With the above structure, the first middle frame 310 of the middle frame assembly 30 can be used as an upper middle frame, left middle frame and right middle frame, and the first outer frame 210 of the outer frame assembly 20 can be used as an upper outer frame, a left outer frame and a right outer frame. The outer frame is used and the manufacture is convenient.

In this embodiment, as shown in FIG. 1 , FIG. 8 , and FIG. 9 , the frame structure 1 of the interactive smart panel further includes a heat dissipation plate 40, and the heat dissipation plate 40 includes a fourth plate body 410 and a fifth plate body 420, The fifth plate body 420 is located on the front side of the fourth plate body 410, the upper part of the fifth plate body 420 is connected with the lower part of the fourth plate body 410, and the upper end surface of the fifth plate body 420 . The front side of the fourth board 410 is attached to the lower part of the aluminum-plastic backboard 10, and the lower end of the fifth board 420 is provided with a light source installation board 430 for installing the light source bar 7. The light source The mounting plate 430 extends toward the side where the aluminum-plastic backplane 10 is located, and the front side of the aluminum-plastic backplane 10 and the front side of the fifth plate body 420 form a carrying reflection sheet 2, a light guide plate 3, and an optical film. 4. The base surface of OC5 and touch screen 6. With the above-mentioned structure, the cooling plate 40 can also be used as a part of the frame structure 1 of the interactive smart panel of this embodiment, and together with the aluminum-plastic backplane 10, it can form a carrying reflection sheet 2, a light guide plate 3, an optical film 4, an OC5 and a touch screen 6 In fact, the heat dissipation plate 40 of this embodiment is arranged on the rear side of the aluminum-plastic backplane 10, that is, the external structure is adopted. Compared with the traditional heat dissipation plate 40 built in, the heat dissipation effect is better. Moreover, since the aluminum-plastic backplane 10 has better structural strength, and the fourth board body 410 and the fifth board body 420 of the heat dissipation plate 40 are planar structures, when the heat dissipation plate 40 and the aluminum-plastic backplane 10 are installed, the fourth board body The front side of 410 is installed in close contact with the rear side of the aluminum-plastic backplane 10. The heat sink 40 is equivalent to being superimposed on the back side of the aluminum-plastic backplane 10, which will not affect the external structural strength of the interactive smart tablet machine. The heat sink 40 is installed stable structure. In this embodiment, the heat dissipation plate 40 is integrally formed, has good structural strength and is easy to manufacture. The rear side of the heat sink 40 is also provided with a fixing post, which can be used to install audio, OC driver boards and other structures, so that one piece can be used for multiple purposes.

Further, as shown in FIG. 10 , FIG. 11 , and FIG. 12 , the middle frame assembly 30 further includes a lower middle frame 320 , and the lower middle frame 320 includes a second The middle frame side plate 321, the second middle frame side plate 321 is installed on the light source installation plate 430, and the inner side of the second middle frame side plate 321 away from the end of the fifth plate 420 is provided for supporting OC5 The second supporting substrate 322. As shown in Figures 13 and 14, the outer frame assembly 20 also includes a lower outer frame 220, the lower outer frame 220 includes a second front panel 221, and the upper part of the rear side of the second front panel 221 is provided with a The second outer frame side plate 222 extending sideways, the end of the second outer frame side plate 222 away from the second front panel 221 is provided with a sixth plate body 223 extending upward, and the sixth plate body 223 is away from One end of the second outer frame side plate 222 is provided with a seventh plate 224 extending toward the side where the second front panel 221 is located, and one end of the seventh plate 224 away from the sixth plate 223 is provided There is an eighth plate body 225 extending upward and opposite to the second front panel 221 , as shown in FIG. 9 , the seventh plate body 224 is located below the light source installation plate 430 . With the above structure, a cavity for installing the PCB board 8 can be formed between the second front panel 221, the second outer frame side panel 222, the sixth board body 223, the seventh board body 224 and the eighth board body 225. The middle frame 320 can be assembled with the lower outer frame 220, the reflection sheet 2, the light guide plate 3 and the optical film 4 are located between the second support substrate 322 and the fifth plate body 420, and the OC5 and the touch screen 6 are located on the second support substrate 322 between the second front panel 221.

In this embodiment, as shown in FIG. 7 and FIG. 8 , the first middle frame 310 on the top, the first middle frame 310 on the right, the lower middle frame 320 and the first middle frame 310 on the left are connected end to end. , installed on the upper edge of the aluminum-plastic backboard 10, the right edge of the aluminum-plastic backboard 10 and the fifth board 420, the light source installation board 430, and the aluminum-plastic backboard 10 and the fifth board 420. at the left edge. The ends of the three first middle frames 310 and the lower middle frame 320 are all provided with inclined surfaces. When the three first middle frames 310 and the lower middle frames 320 are installed, they are matched and installed by matching the inclined surfaces, which is convenient and reliable for installation and convenient for processing and manufacturing. . In this embodiment, the three first middle frames 310 and the lower middle frame 320 all adopt a 45° inclined surface, which further facilitates processing and manufacturing and ensures the reliability of matching installation. In this embodiment, the first outer frame 210 at the top, the first outer frame 210 at the right, the lower outer frame 220 and the first outer frame 210 at the left are connected end-to-end through corner connectors, and correspond to the The first middle frame 310 on the top, the first middle frame 310 on the right, the lower middle frame 320 and the first middle frame 310 on the left are matched and installed.

Further, as shown in Figures 15 and 16, the first support substrate 313 is provided with a first rib 314 for pressing the light guide plate 3 on the rear side close to the aluminum-plastic backplane 10, and the second support A second rib 323 for pressing the light guide plate 3 is provided on the rear side of the substrate 322 close to the aluminum-plastic backplane 10 . With the above structure, the first rib 314 and the second rib 323 can press the edge of the light guide plate 3, and when the interactive smart panel is powered on, it can prevent the light guide plate 3 from warping and shrinking due to thermal expansion and contraction. Deformation to prevent optical defects such as light leakage. The end of the second support substrate 322 away from the second middle frame side plate 321 is provided with a film pressing rib 324 for pressing the optical film 4 for pressing the optical film 4 . In this embodiment, the left edge, the upper edge and the right edge of the aluminum-plastic backboard 10 are provided with hooks 110 for hanging the optical film 4, and the first middle frame mounting plate 311 and the first middle frame The junction of the frame side plate 312 is provided with a first escape notch 315 matching the hook 110, and the first rib 314 is provided at the edge of the optical film 4 at a position corresponding to the first avoidance notch 315. The second escape notch 316 matched with the diaphragm slot. With the above-mentioned structure, the first escape notch 315 is used to avoid the hook 110 arranged on the aluminum-plastic backboard 10, and the second avoidance notch 316 is used to avoid the film clamping groove provided at the edge of the optical film 4, which is convenient for the film clamping slot Hang on the hook 110 to realize fixing. In addition, when the first middle frame 310 is installed, the positioning with the aluminum-plastic backplane 10 can also be realized through the first avoidance gap 315, and the installation is convenient and reliable.

In this embodiment, as shown in Fig. 17, Fig. 18, and Fig. 19, the front side of the first support substrate 313 away from the aluminum-plastic backplane 10 is provided with a first limiting protrusion for limiting the edge of OC5 317, the first limiting protrusions 317 of the two first middle frames 310 installed at the two side edges of the aluminum-plastic backplane 10 are provided with a third avoidance notch 318 for avoiding the FFC at the side edge of the OC5; On the front side of the second support substrate 322 away from the aluminum-plastic backplane 10, there is a second limiting protrusion 325 for limiting the edge of OC5, and the second limiting protrusion 325 is provided with a second limiting protrusion 325 for avoiding OC5. The fourth escape notch 326 of the FFC at the lower edge, the second middle frame side plate 321 and the second support substrate 322 are correspondingly provided at the fourth avoidance notch 326 for avoiding the FFC at the lower edge of OC5 IC's fifth avoidance gap 327 . The edge of OC5 can be limited by setting the first limiting protrusion 317 and the second limiting protrusion 325; by setting the third avoidance gap 318, the FFC provided at the side edge of OC5 can be avoided and fixed; by The fourth avoidance gap 326 and the fifth avoidance gap 327 are set. The fourth avoidance gap 326 can avoid the FFC at the lower edge of OC5, and the fifth avoidance gap 327 can avoid the IC on the FFC, thereby realizing the connection between the lower edge of OC5 and the FFC. The reflexion of the OC Source board (liquid crystal panel source driver board) makes the OC Source board vertically arranged relative to the OC5, and the OC Source board can be installed on the rear side of the fifth board body 420 of the cooling plate 40, thereby further reducing the cost. The thickness of the frame structure 1 of the interactive smart panel of the embodiment.

In this embodiment, as shown in FIGS. 18 and 19 , corner avoidance notches 319 are respectively provided at both ends of the first limiting protrusion 317 . Specifically, the corner avoidance notch 319 may be in an "L" shape, which is convenient for manufacturing. With the above-mentioned structure, when OC5 is installed, the edge of OC5 can be limited by the first limiting convex strip 317 and the second limiting convex strip 325, and the four corners of OC5 are respectively located at the corner avoidance gap 319. When the reliability test, vibration and other bad situations occur, the four corners of OC5 will not contact and collide with the first limiting protrusion 317, and the corners are not easy to be damaged, which can effectively protect OC5 and save production costs.

Further, as shown in FIG. 6 , a first installation portion 2131 for installing one end of the PCB board 8 is provided on the side of the first board body 213 opposite to the first front panel 212 , and the first front panel 212 On the side opposite to the first board 213 is provided a second mounting portion 2121 for mounting the other end of the PCB 8 , and a first light outlet is formed between the third board 215 and the first front panel 212 ; As shown in FIG. 14 , the sixth plate body 223 is provided with a third mounting portion 2231 for installing one end of the PCB board 8 on the side opposite to the second front panel 221 , and the second front panel 221 is connected to the second front panel 221 A fourth mounting portion 2211 for mounting the other end of the PCB 8 is provided on the opposite side of the sixth board 223 , and a second light outlet is formed between the eighth board 225 and the second front panel 221 . In this embodiment, the lower outer frame 220 and each of the first outer frames 210 are correspondingly installed with a PCB board 8 . With the above structure, the PCB board 8 is installed behind the first outer frame, the board surface of the PCB board 8 is correspondingly installed between the first installation part 2131 and the second installation part 2121, and the PCB board 8 is installed behind the lower outer frame 220. The board surface of the board 8 is correspondingly installed between the third installation part 2231 and the fourth installation part 2211, the board surface of the PCB board 8 is perpendicular or approximately perpendicular to the touch screen 6, and the light emitting direction of the lamp bead is toward the light outlet. The first outer frame and the lower outer frame 220 need a certain length in order to fix the touch screen 6 in the front-rear direction, and the setting of the PCB board 8 will not increase the length of the first outer frame and the lower outer frame 220 in the front-back direction. Compared with the traditional situation where the board surface of the PCB board 8 is arranged parallel to the touch screen 6, the size of the first outer frame and the lower outer frame 220 is narrowed, thereby making the frame structure 1 of the interactive smart panel of this embodiment narrower and smaller in size , the weight becomes lighter.

In this embodiment, as shown in FIG. 6 and FIG. 14 , the side of the third board 215 opposite to the first front panel 212 is provided with a fifth installation portion 2151 for installing one end of the filter strip 9 , so The side of the first front panel 212 opposite to the third plate 215 is provided with a sixth mounting portion 2122 for installing the other end of the filter strip 9; the eighth plate 225 is connected to the second front panel 221 The seventh mounting part 2251 for installing one end of the filter strip 9 is provided on the opposite side, and the second front panel 221 is provided with a mounting part 2251 for installing the other end of the filter strip 9 on the side opposite to the eighth plate body 225. The eighth installation part 2212 . The above-mentioned structure is used for installing the filter strip 9 . In this embodiment, the first installation part 2131, the second installation part 2121, the third installation part 2231, the fourth installation part 2211, the fifth installation part 2151, the sixth installation part 2122, the seventh installation part 2251 and the The eight mounting parts 2212 can all be limiting grooves or a pair of fixing ribs, and the PCB board 8 and the filter strip 9 are easy to install.

Further, as shown in Fig. 13 and Fig. 14, the lower end of the rear side of the second front panel 221 is provided with a third outer frame side plate 226 opposite to the second outer frame side plate 222, and the second outer frame side plate 226 is opposite to the second outer frame side plate 222. An installation groove is formed between the outer frame side panel 222 , the second front panel 221 and the third outer frame side panel 226 . With the above-mentioned structure, the installation groove can be used to install structural components such as audio or/and buttons, and the lower outer frame 220 of this embodiment can realize one piece with multiple functions and has strong functionality. Specifically, audio and buttons are installed in the installation groove, and sound outlet mesh holes are arranged on the second front panel 221 corresponding to the audio to facilitate sound output. Corresponding button protruding holes are provided, which is convenient for users to operate. In this embodiment, the end of the second outer frame side plate 222 away from the second front panel 221 is provided with a first mounting plate 227 extending toward the third outer frame side plate 226, and the third outer frame side plate The end of 226 away from the second front panel 221 is provided with a second mounting plate 228 extending toward the second outer frame side panel 222 . With the above structure, the first mounting plate 227 and the second mounting plate 228 can be used to install structural components such as audio and buttons, and can also be used to install connectors to connect the lower outer frame 220 with other structural components. The lower outer frame 220 has strong functionality. , Easy to install.

In this embodiment, as shown in FIG. 8 and FIG. 13 , the frame structure 1 of the interactive smart panel further includes a first connector 50, one end of the first connector 50 is connected to the second mounting plate 228, The other end of the first connecting member 50 is used for connecting with the rear cover. With the above-mentioned structure, the first connecting member 50 can realize the connection between the lower outer frame 220 and the rear cover of this embodiment, ensuring the reliability of the installation of the interactive smart tablet as a whole. The frame structure 1 of the interactive smart panel also includes a second connector 60 and a third connector 70, one end of the second connector 60 is connected to the first mounting plate 227, and the other end of the second connector 60 is It is connected with the fourth plate body 410 of the heat dissipation plate 40, one end of the third connecting piece 70 is connected with the first mounting plate 227 and the second mounting plate 228, and the other end of the third connecting piece 70 is connected with the The fourth plate body 410 of the heat dissipation plate 40 is connected. By setting the second connecting piece 60 and the third connecting piece 70, the lower outer frame 220 of this embodiment can be connected with the heat dissipation plate 40, and then, when the user touches or presses the touch screen 6, with the back pressure of the touch screen 6, the aluminum plastic The backplane 10 and the cooling plate 40 will also move backwards, and the second connecting member 60 and the third connecting member 70 drive the lower frame 220 to move backward together, so as to ensure that the touch screen 6 will not loosen after being pressed, and ensure that the optical materials inside the backlight module There will be no light leakage due to failure to close. Moreover, the second connecting piece 60 is only connected to the first mounting plate 227, and the third connecting piece 70 is connected to both the first mounting plate 227 and the second mounting plate 228. When the cooling plate 40 moves backward, the second connecting piece 60 Together with the third connecting member 70, the lower outer frame 220 can be reliably driven to move backward, effectively ensuring that no light leakage occurs.

In this embodiment, as shown in FIG. 13 and FIG. 14 , the second front panel 221 is provided on the plate section between the second outer frame side plate 222 and the third outer frame side plate 226 toward the rear side. The recessed pen slot 2213 , the front side of the second front panel 221 is provided with a pen support rib 2214 at the lower edge of the pen slot 2213 . Specifically, the pen-holding slot 2213 may be an arc-shaped slot matching the shape of the pen. By setting the pen slot 2213 and setting the pen support rib 2214 at the lower edge of the pen slot 2213, the touch screen pen can be placed in the pen slot 2213. When the user needs to use the touch screen pen or place the touch screen pen, the operation It is convenient and can prevent the stylus from being lost due to misplacement. Moreover, by setting the pen support rib 2214, the stylus can be further supported, effectively preventing the stylus from falling due to external impacts and other reasons, and preventing the touch screen from falling. The pen is damaged. Further, a first absorbing part is provided in the installation slot corresponding to the pen-holding slot 2213, and a second absorbing part that is attracted to the first absorbing part is provided on the touch screen pen. With the above structure, the cooperation between the first absorbing part and the second absorbing part can further absorb and fix the touch screen pen, prevent the touch screen pen from falling due to external impact or other reasons, and effectively prevent the touch screen pen from falling and being damaged.

The outer frame structure of the interactive smart panel described in this embodiment adopts the aluminum-plastic backboard 10. Compared with the traditional iron backboard, the aluminum-plastic backboard 10 has a thinner thickness and can reduce the frame size on the basis that the strength meets the requirements. The thickness of the structure; by adopting the heat dissipation plate 40 of the external structure, the heat dissipation plate 40 and the aluminum-plastic backplane 10 jointly form the bearing base surface for installing the backlight module such as the reflector 2 and the light guide plate 3, and the heat dissipation effect is good; through reasonable design The structures of the middle frame 310, the lower middle frame 320, the first outer frame 210 and the lower outer frame 220 omit the traditional plastic frame, and the outer frame structure of the interactive smart panel in this embodiment becomes thinner and narrower in size, which is beneficial to Thin design of interactive smart tablet. The interactive smart panel described in this embodiment includes the above-mentioned frame structure 1 of the interactive smart panel, has the technical effect of the frame structure 1 of the interactive smart panel, the whole machine is thinner, narrower in size, and has good heat dissipation performance .

The technical features of the above-mentioned embodiments can be combined arbitrarily. To make the description concise, all possible combinations of the technical features in the above-mentioned embodiments are not described. However, as long as there is no contradiction in the combination of these technical features, should be considered as within the scope of this specification.

The above-mentioned embodiments only express several implementation modes of the present invention, and the descriptions thereof are relatively specific and detailed, but should not be construed as limiting the patent scope of the invention. It should be pointed out that those skilled in the art can make several modifications and improvements without departing from the concept of the present invention, and these all belong to the protection scope of the present invention. Therefore, the protection scope of the patent for the present invention should be based on the appended claims.

Claims (15)

1. A frame structure of an interactive smart panel, characterized in that it comprises an aluminum-plastic backboard, an outer frame assembly, and a middle frame assembly of an aluminum extruded structure, the middle frame assembly and the aluminum-plastic backboard form a In the space for installing reflective sheet, light guide plate and optical film, the space for installing OC and touch screen is formed between the middle frame assembly and the outer frame assembly, the OC is pressed on the touch screen, and the middle The frame assembly is provided with a middle frame installation surface for cooperating with the outer frame assembly, the outer frame assembly is provided with an outer frame installation surface matching the middle frame installation surface, and the outer frame installation surface of the outer frame assembly Installed on the middle frame installation surface of the middle frame assembly, and the outer frame assembly and the middle frame assembly are connected to the aluminum-plastic backplane together. 2. The frame structure of the interactive smart panel according to claim 1, wherein the middle frame assembly includes a first middle frame, and the first middle frame includes an edge mounted on the aluminum-plastic backboard The middle frame mounting plate at the middle frame mounting plate, the inner edge of the middle frame mounting plate is provided with a first middle frame side plate, and the inner side of the first middle frame side plate away from the middle frame mounting plate is provided with a support for supporting OC A first support substrate, the middle frame installation plate and the first middle frame side plate form the middle frame installation surface; The outer frame assembly includes a first outer frame, and the first outer frame includes a first outer frame side plate vertically arranged relative to the aluminum-plastic backboard, and a first outer frame side plate is provided with a first outer frame side plate at the front end. A front panel, a first plate opposite to the first front panel is provided on the rear side of the first outer frame side plate away from the first front panel, and the first plate is far away from the first outer frame One end of the frame side plate is provided with a second plate body opposite to the first outer frame side plate, and the end of the second plate body away from the first plate body is provided with a second plate body extending inward and connected to the first front plate body. The third board body opposite to the panel, the first board body and the second board body form the outer frame installation surface. 3. The frame structure of the interactive smart panel according to claim 2, wherein the middle frame assembly includes three first middle frames, and the first first middle frame is installed on the aluminum-plastic back At the upper edge of the board, the other two first middle frames are respectively installed at the two side edges of the aluminum-plastic backboard; the outer frame assembly includes three first outer frames, the first of which is the second An outer frame is installed on the upper edge of the aluminum-plastic backboard to cooperate with the first middle frame, and the other two first outer frames are respectively installed on the side edges of the aluminum-plastic backboard , and be installed in cooperation with the first middle frame on the corresponding side. 4. The frame structure of the interactive smart panel according to claim 3, further comprising a heat dissipation plate, the heat dissipation plate includes a fourth plate body and a fifth plate body, and the fifth plate body is located on the first plate body. The front side of the four boards, the upper part of the fifth board is connected to the lower part of the fourth board, the upper end surface of the fifth board, the front side of the fourth board and the aluminum plastic The lower part of the backboard is attached and installed, and the lower end of the fifth board body is provided with a light source installation plate for installing a light source bar, and the light source installation plate extends toward the side where the aluminum-plastic backboard is located, and the aluminum-plastic backboard and the front side of the fifth plate form the base surface for carrying the reflective sheet, the light guide plate, the optical film, the OC and the touch screen. 5. The frame structure of the interactive smart panel according to claim 4, wherein the middle frame assembly also includes a lower middle frame, and the lower middle frame includes a second vertically arranged relative to the fifth plate body. Two middle frame side plates, the second middle frame side plate is installed on the light source installation plate, and the inner side of the second middle frame side plate away from the end of the fifth plate body is provided with a second support for supporting OC Substrate; the outer frame assembly also includes a lower outer frame, the lower outer frame includes a second front panel, the upper part of the rear side of the second front panel is provided with a second outer frame side plate extending toward the rear side, the The end of the second outer frame side plate away from the second front panel is provided with a sixth plate extending upward, and the end of the sixth plate away from the second outer frame side plate is provided with a The seventh plate body extending on the side where the two front panels are located, the end of the seventh plate body away from the sixth plate body is provided with an eighth plate body extending upward and opposite to the second front panel, the The seventh board is located under the light source installation board. 6. The frame structure of the interactive smart panel according to claim 5, wherein a first rib for pressing the light guide plate is provided on the rear side of the first supporting substrate close to the aluminum-plastic backplane, A second rib for pressing the light guide plate is provided on the rear side of the second supporting substrate close to the aluminum-plastic backplane. 7. The frame structure of the interactive smart panel according to claim 6, wherein the left edge, the upper edge and the right edge of the aluminum-plastic backboard are provided with hooks for hanging the optical film, and the first A first escape notch matching the hook is provided at the junction of a middle frame mounting plate and the first middle frame side plate, and the first rib is provided at a position corresponding to the first avoidance notch. The second escape notch matched with the diaphragm slot at the edge of the optical diaphragm. 8. The frame structure of the interactive smart panel according to claim 5, characterized in that, the front side of the first support substrate away from the aluminum-plastic backboard is provided with a first stop protrusion for limiting the edge of the OC The first limiting protrusions of the two first middle frames installed at the two side edges of the aluminum-plastic backplane are provided with a third avoidance gap for avoiding the FFC at the side edge of the OC; the second The front side of the support substrate away from the aluminum-plastic backplane is provided with a second limiting protrusion for limiting the edge of the OC, and a fourth limiting protrusion for avoiding the FFC at the lower edge of the OC is provided on the second limiting protrusion. An avoidance gap, the second middle frame side plate and the second support substrate are provided with a fifth avoidance gap for avoiding the IC on the FFC at the lower edge of the OC corresponding to the fourth avoidance gap. 9 . The frame structure of the interactive smart panel according to claim 8 , wherein corner avoidance notches are respectively provided at both ends of the first limiting protrusion. 10 . 10. The frame structure of the interactive smart panel according to any one of claims 5-9, wherein the side of the first board body opposite to the first front panel is provided with a mounting bracket for installing one end of the PCB board. The first installation part, the second installation part for installing the other end of the PCB board is provided on the side of the first front panel opposite to the first board body, the third board body and the first front panel A first light outlet is formed between them; a third installation part for installing one end of the PCB board is provided on the side of the sixth plate body opposite to the second front panel, and the second front panel and the sixth plate body A fourth mounting portion for mounting the other end of the PCB is provided on the opposite side, and a second light outlet is formed between the eighth board and the second front panel. 11. The frame structure of the interactive smart panel according to claim 10, characterized in that, the side of the third board body opposite to the first front panel is provided with a fifth installation part for installing one end of the filter strip , the side of the first front panel opposite to the third board is provided with a sixth installation part for installing the other end of the filter strip; the side of the eighth board opposite to the second front panel is provided There is a seventh installation part for installing one end of the filter bar, and an eighth installation part for installing the other end of the filter bar is provided on the side of the second front panel opposite to the eighth board. 12. The frame structure of the interactive smart panel according to any one of claims 5-9, wherein the lower end of the rear side of the second front panel is provided with a second outer frame side panel opposite to the second outer frame side panel. Three outer frame side panels, installation grooves are formed between the second outer frame side panel, the second front panel and the third outer frame side panel. 13. The frame structure of the interactive smart panel according to claim 12, characterized in that, the end of the second outer frame side panel away from the second front panel is provided with a first extending towards the third outer frame side panel. As for the installation plate, the end of the third outer frame side plate away from the second front panel is provided with a second installation plate extending toward the second outer frame side plate. 14. The frame structure of the interactive smart panel according to claim 12, wherein the second front panel is provided with a The pen-holding slot is sunken toward the rear side, and the front side of the second front panel is provided with a pen-supporting tendon at the lower edge of the pen-putting slot. 15. An interactive smart panel, characterized in that it includes a reflector, a light guide plate, an optical film, an OC, a touch screen, and the frame structure of the interactive smart panel according to any one of claims 1-14, the reflector, The light guide plate, the optical film, the OC, and the touch screen are sequentially stacked on the aluminum-plastic backplane.