CN221008507U

CN221008507U - Interactive display equipment and intelligent blackboard

Info

Publication number: CN221008507U
Application number: CN202322435468.0U
Authority: CN
Inventors: 曾志伟; 何戌来; 王春
Original assignee: Shenzhen Honghe Innovation Information Technology Co Ltd
Current assignee: Shenzhen Honghe Innovation Information Technology Co Ltd
Priority date: 2023-09-07
Filing date: 2023-09-07
Publication date: 2024-05-24
Anticipated expiration: 2033-09-07

Abstract

The application belongs to the technical field of display equipment, and particularly provides interactive display equipment and a smart blackboard. Through bonding display panel on the first installation department of front bezel in order to realize fixing display panel, need not to utilize the silica gel pad, the installation is very convenient, has improved installation effectiveness greatly.

Description

Interactive display equipment and intelligent blackboard

Technical Field

The application belongs to the technical field of display equipment, and particularly relates to interactive display equipment and a smart blackboard.

Background

The display device generally includes a display panel, an optical assembly, a front frame, a middle frame, and a back plate, wherein the display panel is mounted within the middle frame. Because the external dimensions of the display panels produced by different manufacturers may be different, a certain gap is usually reserved in the design of the middle frame, and the gap between each edge of the display panel and the inner side of the middle frame needs to be filled with a silica gel pad during installation to fix the display panel, so that the installation is very inconvenient.

Disclosure of utility model

The application aims to provide an interactive display device and a smart blackboard, and aims to solve the technical problems that gaps between the edges of a display panel and the inner side of a middle frame are filled by using a silica gel pad to fix the display panel and the installation is inconvenient in the prior art.

In order to achieve the above purpose, the application adopts the following technical scheme: the utility model provides an interactive display device, including the center, the backplate, optical assembly, preceding frame and display panel, the center is connected in the backplate, and enclose jointly with the backplate and close and form spacing chamber, optical assembly sets up in spacing intracavity, preceding frame includes first annular portion and first installation department, the relative both ends of first annular portion are connected with backplate and first installation department respectively, first annular portion surrounds the center, first installation department extends towards the inboard of first annular portion, display panel is located between first installation department and the center, one side and the first installation department bonding of display panel dorsad center, have the clearance between the inside wall of display panel's edge and first annular portion.

Compared with the prior art, the interactive display device provided by the application has the beneficial effects that: through bonding display panel on the first installation department of front bezel in order to realize fixing display panel, need not to utilize the silica gel pad, the installation is very convenient, has improved installation effectiveness greatly, has the clearance between the inside wall of the first annular portion of display panel's edge and front bezel moreover to can satisfy the installation of not unidimensional display panel. In addition, because the middle frame only needs to enclose with the backboard to form a limiting cavity so as to limit the optical component without bearing the display panel, the requirement on the structural strength of the middle frame can be reduced, the weight and the size of the middle frame are reduced, the manufacturing cost is reduced, the inner space of the front frame can be saved, and the size of the front frame is reduced.

Further, the middle frame is provided with a first fixing part and a second fixing part, the first fixing part is spaced in parallel with the back plate, and a limiting cavity is formed between the first fixing part and the back plate; the first annular part and the backboard are enclosed together to form a first fixing groove, one end of the second fixing part is connected with the first fixing part, and the other end of the second fixing part is inserted into the first fixing groove.

Further, the first annular portion is provided with a second fixing groove, the back plate is provided with a bending portion, and the bending portion is inserted into the second fixing groove.

Further, the interactive display device further includes a glass panel connected to a side of the first mounting portion facing away from the display panel.

Further, the front frame is also provided with a second annular part and a second mounting part, the opposite ends of the second annular part are respectively connected with the first annular part and the second mounting part, the second mounting part extends towards the inside of the second annular part, and the first mounting part, the second mounting part and the second annular part are jointly enclosed to form a mounting cavity; the interactive display device further comprises an infrared touch control plate and a light filtering strip, and the infrared touch control plate and the light filtering strip are installed in the installation cavity.

Further, the edge of the glass panel stretches into the mounting cavity, and the opposite ends of the filter strip are respectively abutted with the glass panel and the second mounting part.

Further, the front frame further has a positioning portion connected to a side of the first mounting portion facing away from the display panel and surrounding an outer periphery of the glass panel.

Further, the interactive display device further includes an adhesive member, opposite sides of which are adhered to the display panel and the first mounting portion, respectively.

Further, the interactive display device further includes a buffer disposed between the middle frame and the optical assembly.

The application also provides a smart blackboard which comprises the interactive display device, wherein at least one side of the interactive display device is provided with a writing blackboard.

According to the intelligent blackboard provided by the application, the interactive display device is adopted, the display panel is adhered to the first installation part of the front frame so as to fix the display panel, a silica gel pad is not required to be utilized, the installation is very convenient, the installation efficiency is greatly improved, and a gap is reserved between the edge of the display panel and the inner side wall of the first annular part of the front frame, so that the installation of the display panels with different sizes can be satisfied. In addition, because the middle frame only needs to enclose with the backboard to form a limiting cavity so as to limit the optical component without bearing the display panel, the requirement on the structural strength of the middle frame can be reduced, the weight and the size of the middle frame are reduced, the manufacturing cost is reduced, the inner space of the front frame can be saved, and the size of the front frame is reduced.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings that are needed in the embodiments or the description of the prior art will be briefly described below, it being obvious that the drawings in the following description are only some embodiments of the present application, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

Fig. 1 is a schematic diagram of a partial structure of an interactive display device according to an embodiment of the present application.

Fig. 2 is a partial structural schematic diagram of a front frame of the interactive display device shown in fig. 1.

Wherein, each reference sign in the figure:

10. a middle frame; 11. a first fixing portion; 12. a second fixing portion; 13. a connection part; 20. a back plate; 21. a bending part; 30. an optical component; 40. a front frame; 41. a first annular portion; 411. a first surface; 412. a second surface; 413. a third surface; 42. a first mounting portion; 43. a positioning part; 44. a second annular portion; 45. a second mounting portion; 50. a display panel; 60. a spacing cavity; 70. a first fixing groove; 80. a second fixing groove; 90. a glass panel; 100. a mounting cavity; 110. an infrared touch pad; 120. a filter strip; 130. an adhesive member; 140. and a buffer member.

Detailed Description

Embodiments of the present application are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative and intended to explain the present application and should not be construed as limiting the application.

In the description of the present application, it should be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, merely to facilitate describing the present application and simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present application.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present application, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.

In the present application, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art according to the specific circumstances.

The display panel of traditional display device is fixed through embedding in the center, because the size of display panel is not unified, the overall dimension of display panel that different manufacturers produced probably can have the difference, consequently the center has reserved great clearance in the design, when later installing display panel in the center, need to utilize the silica gel pad to fill the clearance between each edge of display panel and the inboard of center to fixed display panel prevents that display panel from taking place to remove, however such installation step is comparatively loaded down with trivial details, and installation effectiveness is low.

In order to overcome the defects, the embodiment of the application provides the interactive display device, which can fix the display panel and prevent the display panel from moving, reduces the installation steps and improves the installation efficiency. The specific structure of the interactive display device can be described in detail in the following:

As shown in fig. 1, an embodiment of the present application provides an interactive display device, including a middle frame 10, a back plate 20, an optical component 30, a front frame 40 and a display panel 50, where the middle frame 10 is connected to the back plate 20 and forms a limiting cavity 60 together with the back plate 20, the optical component 30 is disposed in the limiting cavity 60, the front frame 40 includes a first annular portion 41 and a first mounting portion 42, opposite ends of the first annular portion 41 are respectively connected to the back plate 20 and the first mounting portion 42, the first annular portion 41 surrounds the middle frame 10, the first mounting portion 42 extends toward the inner side of the first annular portion 41, the display panel 50 is located between the first mounting portion 42 and the middle frame 10, one side of the display panel 50 facing away from the middle frame 10 is bonded with the first mounting portion 42, and a gap is formed between an edge of the display panel 50 and an inner side wall of the first annular portion 41.

The display panel 50 is adhered to the first mounting portion 42 of the front frame 40 to fix the display panel 50, a silica gel pad is not needed, the mounting is very convenient, the mounting efficiency is greatly improved, and a gap is reserved between the edge of the display panel 50 and the inner side wall of the first annular portion 41 of the front frame 40, so that the mounting of the display panel 50 with different sizes can be met. In addition, since the middle frame 10 only needs to enclose the limiting cavity 60 with the back plate 20 to limit the optical component 30 without bearing the display panel 50, the requirement on the structural strength of the middle frame 10 can be reduced, the weight and the size of the middle frame 10 can be reduced, the manufacturing cost can be reduced, the internal space of the front frame 40 can be saved, and the size of the front frame 40 can be reduced.

The middle frame of the traditional display device is required to bear the display panel, so that the requirement on the structural strength of the middle frame is high, injection molding is generally adopted, and the development cost of an injection mold is high. The middle frame 10 of the interactive display device provided by the embodiment of the application does not need to bear the display panel 50, has lower requirement on structural strength, can meet the requirement by adopting extrusion molding, does not need to use an injection mold, and can properly reduce the weight and the size of the middle frame 10, thereby reducing the production cost. The display panel 50 is carried by the front frame 40, and the front frame 40 may be formed in a profile structure to ensure structural strength.

The first annular portion 41 has an annular structure and an inner hole, and the inner side of the first annular portion 41 means a side of the first annular portion 41 facing the inner hole of the first annular portion 41, and the first attachment portion 42 extends toward the inner side of the first annular portion 41, and means that the first attachment portion 42 extends in a direction approaching the center of the inner hole of the first annular portion 41.

In another embodiment of the present application, as shown in fig. 1, the middle frame 10 has a first fixing portion 11 and a second fixing portion 12, the first fixing portion 11 is spaced parallel to the back plate 20, and a limiting cavity 60 is formed between the first fixing portion 11 and the back plate 20; the first annular portion 41 and the back plate 20 are enclosed together to form a first fixing groove 70, one end of the second fixing portion 12 is connected with the first fixing portion 11, and the other end of the second fixing portion 12 is inserted into the first fixing groove 70. By inserting the second fixing portion 12 of the middle frame 10 into the first fixing groove 70, the limiting action of the middle frame 10 can be enhanced, so that the middle frame 10 is not easy to move, thereby ensuring the fixing action of the first fixing portion 11 of the middle frame 10 on the optical assembly 30.

Specifically, as shown in fig. 1 and 2, an end of the first annular portion 41 near the back plate 20 has a first surface 411, a second surface 412 and a third surface 413, the first surface 411 abuts against the back plate 20, the second surface 412 faces the back plate 20 and is parallel to the back plate 20, the third surface 413 is engaged between the first surface 411 and the second surface 412, the third surface 413 and the back plate 20 jointly enclose to form the first fixing slot 70.

In another embodiment of the present application, as shown in fig. 1, the middle frame 10 further includes a connection portion 13, and the first fixing portion 11 is spaced apart from the second fixing portion 12 in parallel and is connected to opposite sides of the connection portion 13, respectively. It should be understood that the connection between the first fixing portion 11 and the second fixing portion 12 is herein indirect, i.e. the first fixing portion 11 is connected to the second fixing portion 12 by the connection portion 13. The connecting portion 13 may be perpendicular to the first fixing portion 11 and the second fixing portion 12, so as to improve structural stability of the middle frame 10, and make the middle frame 10 not easy to deform, thereby ensuring fixing effect on the optical component 30.

In another embodiment of the present application, as shown in fig. 1, the back plate 20 has a bending portion 21, the first ring portion 41 has a second fixing groove 80, and the bending portion 21 is inserted into the second fixing groove 80. By inserting the bent portion 21 of the back plate 20 into the second fixing groove 80 of the first annular portion 41, the back plate 20 and the front frame 40 can be easily and quickly docked, and the connection reliability of the back plate 20 and the front frame 40 can be improved.

In another embodiment of the present application, the optical assembly 30 includes a light source, a reflective sheet, a diffusion plate, and an optical film. According to the positions of the light sources, the optical assembly 30 may be divided into a direct type and a side-in type, in which the light sources are positioned right behind the diffusion plate, and the light is directly emitted to the diffusion plate, and in which the optical assembly 30 further includes a light guide plate disposed between the diffusion plate and the reflective sheet, the light sources are disposed at the side portions of the light guide plate, and the light is emitted to the diffusion plate from the side portions first, and is guided by the light guide plate.

In another embodiment of the present application, as shown in fig. 1, the interactive display device further includes a glass panel 90, and the glass panel 90 is connected to a side of the first mounting portion 42 facing away from the display panel 50. The glass panel 90 is supported by the side of the first mounting portion 42 facing away from the display panel 50, and can protect the display panel 50 and allow light of the display panel 50 to be transmitted. The glass panel 90 may be specifically tempered glass.

In another embodiment of the present application, as shown in fig. 1, the front frame 40 further has a positioning portion 43, and the positioning portion 43 is connected to a side of the first mounting portion 42 facing away from the display panel 50, and surrounds the outer periphery of the glass panel 90, so as to perform a limiting function on the glass panel 90 in the circumferential direction. Specifically, the positioning portion 43 is perpendicular to the first mounting portion 42, and can engage with the right angle of the glass panel 90 to enhance the fixing effect on the glass panel 90.

In another embodiment of the present application, as shown in fig. 1, the front frame 40 further has a second annular portion 44 and a second mounting portion 45, opposite ends of the second annular portion 44 are respectively connected with the first annular portion 41 and the second mounting portion 45, the second mounting portion 45 extends toward the inside of the second annular portion 44, the first mounting portion 42, the second mounting portion 45 and the second annular portion 44 jointly enclose to form a mounting cavity 100, the interactive display device further includes an infrared touch panel 110 and a filter bar 120, and both the infrared touch panel 110 and the filter bar 120 are mounted in the mounting cavity 100. The infrared touch pad 110 can emit infrared light, and the infrared light passes through the filter strip 120 and then covers one side of the glass panel 90, which is opposite to the first mounting portion 42, to form an infrared light sensing layer, so that when a user uses a finger or a stylus pen to extend into the infrared light sensing layer to block a propagation path of the infrared light, a touch function can be realized. The filter 120 filters various light rays in the environment, prevents interference to the operation of the infrared touch panel 110, and ensures the touch accuracy and sensitivity.

The second annular portion 44 has an annular structure and an inner hole, and the inner side of the second annular portion 44 means a side of the second annular portion 44 facing the inner hole of the second annular portion 44, and the second mounting portion 45 extends toward the inner side of the second annular portion 44, and means that the second mounting portion 45 extends in a direction approaching the center of the inner hole of the second annular portion 44.

In another embodiment of the present application, as shown in fig. 1, the edge of the glass panel 90 extends into the mounting cavity 100, and opposite ends of the filter bar 120 respectively abut against the glass panel 90 and the second mounting portion 45, so as to fix the filter bar 120. Specifically, an end of the filter rod 120 remote from the glass panel 90 is embedded in the second mounting portion 45 to enhance the fixing effect of the filter rod 120.

In another embodiment of the present application, as shown in fig. 1, one end of the infrared touch pad 110 is embedded in the first mounting portion 42, and the other end of the infrared touch pad 110 is embedded in the second mounting portion 45, so as to fix the infrared touch pad 110.

In another embodiment of the present application, as shown in fig. 1, the interactive display device further includes an adhesive member 130, and opposite sides of the adhesive member 130 are respectively adhered to the display panel 50 and the first mounting portion 42, thereby achieving the fixing of the display panel 50 to the front frame 40.

The adhesive member 130 may have elasticity to play a role of buffering and damping, so that hard contact of the display panel 50 with the first mounting portion 42 can be avoided, and a protective effect of the display panel 50 can be enhanced. The adhesive 130 may be a double-sided foam.

In another embodiment of the present application, as shown in fig. 1, the interactive display device further includes a buffer 140, where the buffer 140 is disposed between the middle frame 10 and the optical assembly 30. On the one hand, the buffer member 140 plays a role in buffering, can avoid the optical assembly 30 from being in hard contact with the middle frame 10, and enhances the protection effect on the optical assembly 30, on the other hand, the buffer member 140 has elasticity, and the compressed buffer member 140 can exert pressure on the optical assembly 30, so that the fixing effect on the optical assembly 30 is enhanced. The buffer member 140 may be a single-sided foam, and an adhesive surface of the single-sided foam is attached to the middle frame 10.

The embodiment of the application also provides a smart blackboard, which comprises the interactive display device in any embodiment, wherein at least one side of the interactive display device is provided with a writing blackboard, by adopting the interactive display device, the display panel 50 is adhered to the first mounting part 42 of the front frame 40 to fix the display panel 50, a silica gel pad is not needed, the smart blackboard is convenient to mount, the mounting efficiency is greatly improved, and a gap is reserved between the edge of the display panel 50 and the inner side wall of the first annular part 41 of the front frame 40, so that the mounting of the display panel 50 with different sizes can be satisfied. In addition, since the middle frame 10 only needs to enclose the limiting cavity 60 with the back plate 20 to limit the optical component 30 without bearing the display panel 50, the requirement on the structural strength of the middle frame 10 can be reduced, the weight and the size of the middle frame 10 can be reduced, the manufacturing cost can be reduced, the internal space of the front frame 40 can be saved, and the size of the front frame 40 can be reduced.

The number of the writing blackboards can be one or two, when the number of the writing blackboards is one, the writing blackboards can be arranged on one side of the interactive display device, and when the number of the writing blackboards is two, the two writing blackboards can be respectively arranged on two opposite sides of the interactive display device.

The foregoing description of the preferred embodiments of the application is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the application.

Claims

1. The utility model provides an interactive display device, its characterized in that includes center (10), backplate (20), optical subassembly (30), preceding frame (40) and display panel (50), center (10) connect in backplate (20), and with backplate (20) enclose jointly and form spacing chamber (60), optical subassembly (30) set up in spacing chamber (60), preceding frame (40) include first annular portion (41) and first installation department (42), the opposite ends of first annular portion (41) respectively with backplate (20) with first installation department (42) are connected, first annular portion (41) are encircled center (10), first installation department (42) orientation the inboard of first annular portion (41) extends, display panel (50) are located first installation department (42) with between center (10), display panel (50) are towards one side of center (10) with first installation department bonds with first annular portion (42), display panel (50) have between annular portion and the inside wall (41).

2. An interactive display device as claimed in claim 1, characterized in that: the middle frame (10) is provided with a first fixing part (11) and a second fixing part (12), the first fixing part (11) is spaced in parallel with the back plate (20), and the limiting cavity (60) is formed between the first fixing part (11) and the back plate (20); the first annular part (41) and the back plate (20) are enclosed together to form a first fixing groove (70), one end of the second fixing part (12) is connected with the first fixing part (11), and the other end of the second fixing part (12) is inserted into the first fixing groove (70).

3. The interactive display device of claim 2, wherein: the first annular portion (41) is provided with a second fixing groove (80), the back plate (20) is provided with a bending portion (21), and the bending portion (21) is inserted into the second fixing groove (80).

4. An interactive display device as claimed in claim 1, characterized in that: the interactive display device further comprises a glass panel (90), the glass panel (90) being connected to a side of the first mounting portion (42) facing away from the display panel (50).

5. An interactive display device as recited in claim 4, wherein: the front frame (40) is further provided with a second annular part (44) and a second mounting part (45), opposite ends of the second annular part (44) are respectively connected with the first annular part (41) and the second mounting part (45), the second mounting part (45) extends towards the inner side of the second annular part (44), and the first mounting part (42), the second mounting part (45) and the second annular part (44) are jointly enclosed to form a mounting cavity (100); the interactive display device further comprises an infrared touch pad (110) and a filter strip (120), wherein the infrared touch pad (110) and the filter strip (120) are both installed in the installation cavity (100).

6. An interactive display device as recited in claim 5, wherein: the edge of the glass panel (90) stretches into the mounting cavity (100), and the opposite ends of the filter strip (120) are respectively abutted with the glass panel (90) and the second mounting part (45).

7. An interactive display device as recited in claim 4, wherein: the front frame (40) further has a positioning portion (43), and the positioning portion (43) is connected to a side of the first mounting portion (42) facing away from the display panel (50) and surrounds an outer periphery of the glass panel (90).

8. An interactive display device as claimed in any one of claims 1 to 7, wherein: the interactive display device further includes an adhesive member (130), opposite sides of the adhesive member (130) being adhered to the display panel (50) and the first mounting portion (42), respectively.

9. An interactive display device as claimed in any one of claims 1 to 7, wherein: the interactive display device further comprises a buffer (140), the buffer (140) being arranged between the middle frame (10) and the optical assembly (30).

10. A smart blackboard comprising an interactive display device according to any one of claims 1-9, at least one side of the interactive display device being provided with a writing blackboard.