CN210442784U

CN210442784U - Frame structure and flat panel display equipment thereof

Info

Publication number: CN210442784U
Application number: CN201921552548.1U
Authority: CN
Inventors: 冯志强; 姚世烨; 廖科华
Original assignee: Shenzhen KTC Commercial Technology Co Ltd
Current assignee: Shenzhen KTC Commercial Technology Co Ltd
Priority date: 2019-09-18
Filing date: 2019-09-18
Publication date: 2020-05-01
Anticipated expiration: 2029-09-18

Abstract

The utility model discloses a frame structure and flat panel display equipment thereof. This frame structure includes: the frame body surrounds the periphery of the equipment, the frame body is composed of sectional materials, and an accommodating space is formed inside the frame body; the infrared touch assembly is fixedly arranged in the accommodating space; a remote control receiving head accommodated in the accommodating space; and the light absorption pad is stuck on the inner wall of the accommodating space and used for blocking reflected infrared light from entering the remote control receiving head. This frame structure has realized blocking to infrared reflection and propagation in small-size space through simple easy operation and low cost's mode, has avoided the interference that infrared touch subassembly produced remote control receiving function, makes the experience of remote control feel and the angle and the distance of remote control all have obvious promotion.

Description

Frame structure and flat panel display equipment thereof

Technical Field

The utility model relates to a large-scale flat panel display equipment technical field, in particular to frame structure and flat panel display equipment thereof.

Background

With the continuous development of science and technology, flat panel display products are beginning to enter a new era of digitalization, networking and intellectualization. At present, large-sized commercial electronic whiteboards are increasingly used in video conferences, teaching fields and the like.

In the practical application of these flat panel display products, a function of remotely controlling the display contents of the flat panel display products and the like based on a remote controller is very necessary. However, the infrared touch assembly and the infrared remote control receiving head used in the existing flat panel display product are usually accommodated in the same space.

Because the infrared touch frame and the infrared remote control receiving head receive similar wavelengths, infrared light emitted by the infrared frame at the lower edge can be reflected by the glass, and the reflected infrared light enables the infrared light emitted by the remote control receiving head to receive the remote controller to be interfered, so that a series of problems of reduced remote control angle, shortened distance, insensitive remote control response and the like occur.

In order to avoid mutual interference between the infrared remote control receiving head and the infrared remote control receiving head, the prior art generally adopts a sectional material separation mode to block the path of infrared light reflection and transmission, or a metal cover is directly arranged on the infrared remote control receiving head.

However, these methods may not be applicable to flat panel display products due to size limitations, etc., and achieve isolation between the infrared touch assembly and the infrared remote control receiver.

Therefore, it is urgently needed to provide a technical solution capable of realizing the isolation between the two in a small-sized space, and avoiding the influence on the performance of the flat panel display product.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a frame structure and flat panel display equipment thereof can solve among the prior art problem that infrared touch component produced the interference to infrared remote control receiving head.

In a first aspect, an embodiment of the present invention provides a frame structure. This frame structure includes: the frame body surrounds the periphery of the equipment, the frame body is composed of sectional materials, and an accommodating space is formed inside the frame body; the infrared touch assembly is fixedly arranged in the accommodating space; a remote control receiving head accommodated in the accommodating space; and the light absorption pad is stuck on the inner wall of the accommodating space and used for blocking reflected infrared light from entering the remote control receiving head.

Further, the extinction pad is for having the EVA pad of predetermineeing thickness, be provided with the viscose face on the EVA pad, be used for pasting accommodation space's inner wall.

Further, the thickness of the EVA pad is 0.5 MM.

Further, the frame body is rectangular; the remote control receiving head is arranged on the left lower side of the frame body.

Further, the infrared touch assembly includes: the device comprises an infrared transmitting unit and an infrared receiving unit;

the infrared emission units comprise two groups which are respectively arranged on the bottom edge and the right side edge of the frame body; the infrared receiving units comprise two groups which are respectively arranged opposite to the infrared transmitting units.

Further, the remote control receiving head includes: the receiving head is used for receiving the infrared remote control signal; and the PCB is electrically connected with the receiving head and used for bearing the receiving head.

Furthermore, the PCB is in a folded angle shape and is matched with the lower left corner of the frame body; the receiving head is arranged at one end of the PCB.

Furthermore, the light absorption pad is adhered to the inner wall of the top end of the accommodating space opposite to the position of the receiving head.

In a second aspect, an embodiment of the present invention provides a flat panel display device. The flat panel display device includes: the frame structure as described above; the frame body of the frame structure is made of metal profiles; and the glass and the display screen are fixed in the inner space defined by the frame structure.

Furthermore, the infrared touch assembly in the frame structure is located on the outer side of the glass, and the display screen is stacked below the glass.

The embodiment of the utility model provides a frame structure has realized blocking of infrared ray reflection and propagation through simple easy operation and low cost's mode in small-size space, has avoided the interference that infrared touch subassembly produced remote control receiving function, makes the experience of remote control feel and the angle and the distance of remote control all have obvious promotion. The method can be applied to a flat panel display device (such as an electronic whiteboard) and has better product use experience.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without any creative effort.

Fig. 1 is a front view of a flat panel display device according to an embodiment of the present invention.

Fig. 2 is a side view of a frame structure according to an embodiment of the present invention.

Fig. 3 is a schematic perspective view of a frame structure according to an embodiment of the present invention.

Fig. 4 is a back view of a remote control receiving head according to an embodiment of the present invention.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

It is to be understood that the terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used in the specification and the appended claims, the singular forms "a", "an", and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise.

It should be further understood that the term "and/or" as used in the specification and the appended claims refers to any and all possible combinations of one or more of the associated listed items, and includes such combinations.

Referring to fig. 1, fig. 1 is a schematic structural diagram of a flat panel display device according to an embodiment of the present invention. The flat panel display device includes: the infrared touch assembly 10 is used for detecting an operation gesture of a user, the remote control receiving head 20 is used for receiving an infrared remote control signal, and the display area 30 is used for displaying the operation gesture.

Wherein, the infrared touch assembly 10 and the infrared remote control receiving head 20 are both arranged in the frame body 40 of the flat panel display device.

Specifically, the infrared touch assembly 10 may include two sets of infrared transmitting units 11 and infrared receiving units 12. The infrared emitting unit 11 and the infrared receiving unit 12 are disposed opposite to each other, and are respectively located on four sides of the frame body 40, and detect the position of a finger of a user on the display area 30 to implement a touch function on the electronic whiteboard.

The infrared emitting units 11 are disposed at the bottom and right sides of the frame body 40, and the infrared receiving units 12 are disposed at the top and left sides of the frame body 40.

Specifically, the remote control receiving head 20 may be of any suitable type, and is disposed on the lower left side of the bezel body, and is used for collecting a signal receiving circuit of an infrared remote control signal.

The infrared remote control signal receiver can comprise a receiving head used for receiving an infrared remote control signal and a PCB electrically connected with the receiving head and used for bearing the receiving head. One or more functional circuits can be integrated on the PCB board to realize the function of infrared remote control.

In some embodiments, the frame body 40 of the flat panel display device may be made of aluminum or other suitable material, and only enough space is required to accommodate the device.

Referring to fig. 2, the display area 30 is an area for displaying a screen and performing a touch operation. Which may consist of a glass 31 and a display screen 32 arranged in a stack. The infrared touch component is located above the glass 31, and an infrared detection area is formed on the upper surface of the glass 31 to detect the gesture of the user.

Please refer to fig. 3, fig. 3 is a schematic partial structure diagram of a flat panel display device according to an embodiment of the present invention. In the frame body 40, the PCB of the remote control receiving head is shaped to fit the right angle of the frame body, and has two parts perpendicular to each other, forming a round angle therebetween. And the receiving head for receiving and collecting the infrared remote control signal is positioned on the PCB at the bottom edge.

As can be seen from the structure shown in fig. 3, the position of the receiving head is very close to the position of the infrared touch assembly. Therefore, in the actual use process, the infrared light emitted by the infrared touch assembly easily enters the position of the receiving head due to factors such as light reflection caused by the glass 31 and the frame body, and interference and influence are caused on the infrared remote control.

In the process of implementing the present application, the applicant surprisingly found that infrared light can be prevented from entering the light absorption head by adhering a light absorption pad on the top of the inner wall of the accommodating space formed by the frame body.

The light absorbing pads are thin pads made of some substance with rough surface and no light reflecting properties. In some embodiments, a thin pad of EVA (ethylene vinyl acetate) may be used. Preferably, an EVA pad B having a thickness of 0.5MM may be used. One side of the pad is provided with an adhesive surface which is fixedly adhered to the top of the inner wall of the accommodating space and is opposite to the receiving head.

Referring to fig. 4, the EVA mat configured in the above manner can block transmission and reflection of infrared light entering from both sides, and does not interfere and affect a receiving head shielded under the EVA mat, thereby effectively improving remote control performance, and enabling remote control at a longer distance and at a larger angle.

It should be noted that the frame structure and the specific operation principle of the flat panel display device are well known to those skilled in the art. For simplicity of presentation, only the portions related to infrared remote control interference are described in this application as an exemplary illustration. According to the needs of actual conditions, technicians can correspondingly and properly adjust the above structure on the basis of the present application to obtain the flat panel display devices such as electronic whiteboards and the like which meet the actual needs of using functions, and the flat panel display devices only need to have the structure similar to that shown in fig. 1, namely, the flat panel display devices belong to the protection scope of the present application. For example, the position where the EVA pad is adhered and fixed is adjusted according to the specific position of the remote control head so as to keep covering the remote control head.

To sum up, the embodiment of the utility model provides an in, the applicant combines flat panel display device's structure, and through pasting the mode that extra EVA filled up, infrared interference problem in the narrow and small space of solution that can be fine avoids the influence of infrared touch subassembly to infrared remote control receiving head. The structure is simple to realize, low in cost and easy to apply to various flat panel display products, so that the use experience of the products is effectively improved.

The embodiments are described in a progressive manner in the specification, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other. The device disclosed by the embodiment corresponds to the method disclosed by the embodiment, so that the description is simple, and the relevant points can be referred to the method part for description. It should be noted that, for those skilled in the art, without departing from the principle of the present invention, the present invention can be further modified and modified, and such modifications and modifications also fall within the protection scope of the appended claims.

It is further noted that, in the present specification, relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

Claims

1. A frame structure, comprising:

the frame body surrounds the periphery of the equipment, the frame body is composed of sectional materials, and an accommodating space is formed inside the frame body;

the infrared touch assembly is fixedly arranged in the accommodating space;

a remote control receiving head accommodated in the accommodating space;

and the light absorption pad is stuck on the inner wall of the accommodating space and used for blocking reflected infrared light from entering the remote control receiving head.

2. The frame structure according to claim 1, wherein the light absorption pad is an EVA pad with a predetermined thickness, and an adhesive surface is disposed on the EVA pad for adhering to the inner wall of the accommodating space.

3. Frame structure according to claim 2, characterized in that the EVA padding has a thickness of 0.5 MM.

4. The frame structure according to claim 1, wherein the frame body is rectangular; the remote control receiving head is arranged on the left lower side of the frame body.

5. The bezel structure of claim 4, wherein the infrared touch assembly comprises: the device comprises an infrared transmitting unit and an infrared receiving unit;

6. The bezel structure of claim 5, wherein the remote control receiver head comprises:

the receiving head is used for receiving the infrared remote control signal;

and the PCB is electrically connected with the receiving head and used for bearing the receiving head.

7. The frame structure according to claim 6, wherein the PCB is in a folded shape and is adapted to a lower left corner of the frame body; the receiving head is arranged at one end of the PCB.

8. The frame structure of claim 7, wherein the light absorbing pad is adhered to the inner wall of the top end of the receiving space opposite to the receiving head.

9. A flat panel display device, comprising:

the frame structure of any one of claims 1-8; the frame body of the frame structure is made of metal profiles;

and the glass and the display screen are fixed in the inner space defined by the frame structure.

10. A flat panel display device as claimed in claim 9 wherein the infrared touch components within the bezel structure are located on the outside of the glass, the display screen being arranged in a stack beneath the glass.