CN216927912U

CN216927912U - Screen, concatenation formula primary and secondary screen and wisdom blackboard including bight mounting structure

Info

Publication number: CN216927912U
Application number: CN202122560538.6U
Authority: CN
Inventors: 谭康胜
Original assignee: Guangzhou Shiyuan Electronics Thecnology Co Ltd; Guangzhou Shirui Electronics Co Ltd
Current assignee: Guangzhou Shiyuan Electronics Thecnology Co Ltd; Guangzhou Shirui Electronics Co Ltd
Priority date: 2021-10-22
Filing date: 2021-10-22
Publication date: 2022-07-08
Anticipated expiration: 2031-10-22

Abstract

The utility model discloses a screen comprising a corner mounting structure, a spliced main screen and a spliced auxiliary screen and a command panel, which relate to the technical field of display equipment, wherein a mounting area for mounting a display module is defined by enclosing a first frame body and a second frame body, and part of the first frame body is arranged to protrude from the outer side of the display module when the display module is mounted, so that a multimedia device of an intelligent blackboard main screen can be mounted in the first frame body, the part protruding from the first frame body to the display module faces to a user, and the decorative plate extending along the length direction of the first frame body is arranged at the end part of the first frame body close to a transition piece, so that the decorative plate can shield the front side of the transition piece in the assembling state of the screen, the transition piece can not enter the user in the direction of watching the display module when the user uses the screen, the main screen and the auxiliary screen, the intelligent blackboard and other equipment, the visual line of the screen can be reduced or even avoided, and the problem of color difference between the screen body and the main screen and the auxiliary screen, the appearance integrity of the equipment and the user experience are improved.

Description

Screen, concatenation formula primary and secondary screen and wisdom blackboard including bight mounting structure

Technical Field

The utility model relates to the technical field of display equipment, in particular to a screen comprising a corner mounting structure, a spliced main screen and an auxiliary screen and an intelligent blackboard.

Background

An interactive flat panel is an electronic product which replaces the traditional one-way/passive watching display/projector and has interactive touch control and writing technologies such as multipoint infrared and optics.

Because the interactive flat panel needs to be provided with one or more multimedia devices of a microphone, a camera and a loudspeaker to improve the interactivity between a user and equipment, the multimedia devices are arranged inside the screen frame, so that the frame provided with the multimedia devices needs to be arranged to protrude out of the edge of the screen, the multimedia devices can face the display direction of the screen, and the corner piece arranged between two adjacent frames can at least partially protrude out of the edge of the screen together with the frame.

However, due to the difference in materials and surface treatment processes between the frame and the corner piece, the problem of color difference caused by the difference in materials or surface treatment processes exists between the frame and the corner piece on the side protruding out, and the problem of color difference is particularly obvious in the direction of the view angle of a user, so that the integrity and the aesthetic degree of equipment are greatly influenced, and the use experience of the user is also reduced in the use process of the user.

SUMMERY OF THE UTILITY MODEL

One of the purposes of the embodiment of the utility model is as follows: the screen comprises a corner mounting structure, wherein a decorative plate extends out of the end part of a frame to shield the front side of a transition piece, so that the technical problem that two parts with color difference appear on the side part of the screen when the screen is used and viewed is solved.

The second purpose of the embodiment of the utility model is: the utility model provides a main vice screen of concatenation formula utilizes the plaque that the screen frame extends to shelter from the transition piece to there is the technical problem of colour difference between transition piece and the screen including bight mounting structure as the main screen and the vice screen.

The third purpose of the embodiment of the utility model is that: the utility model provides an intelligence blackboard, shelter from the transition piece including the screen lateral part of bight mounting structure as the main screen, reduce the part colour difference between writing vice screen and the main screen, solve the technical problem that above-mentioned exists.

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

in a first aspect, a screen comprising a corner mounting structure is provided, comprising a plurality of sections of frames, wherein the plurality of sections of frames are sequentially connected and enclose to define a mounting area; the display module is connected with the frame and is arranged in the installation area; the frame comprises at least one section of first frame body and a plurality of second frame bodies, the first frame body and the second frame bodies are arranged on the rear side of the display module, and at least part of the first frame body protrudes outwards relative to the display module and is configured to be used for installing a multimedia device; the transition piece is arranged at one end, close to each other, of the first frame body and the second frame body, and is configured to be connected with the first frame body and the second frame body and/or detachably connected with the auxiliary screen; the end of the first frame is provided with a plaque extending along the length direction of the first frame, and the plaque is configured to be shielded on the front side of the transition piece when the transition piece is installed on the first frame.

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

in a second aspect, there is provided a tiled primary and secondary screen comprising a screen as described above including corner mounting structures; at least one secondary screen; the transition piece is provided with a first fixing piece, and the auxiliary screen is provided with a second fixing piece opposite to the first fixing piece; including bight mounting structure's screen with concatenation state and detached state have between the vice screen, are under the concatenation state, first mounting with the second mounting mutually supports, so that the vice screen splice in the lateral part of screen including bight mounting structure is under the detached state, first mounting with the phase separation of second mounting, so that the vice screen can break away from including bight mounting structure's screen.

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

in a third aspect, an intelligent blackboard is provided, which comprises the spliced main screen and the auxiliary screen, wherein the auxiliary screen is used for writing.

The utility model has the beneficial effects that: according to the screen comprising the corner mounting structure, the first frame body and the second frame body enclose to define a mounting area for mounting the display module, and part of the first frame body is arranged to protrude from the outer side of the display module when the display module is mounted, so that the multimedia device of the intelligent blackboard main screen can be mounted in the first frame body, and the part protruding from the first frame body to the display module faces the direction of a user.

The transition piece is arranged between the first frame body and the second frame body, can connect and fix the first frame body and the second frame body, and can also be used as a connecting part of the main screen and the auxiliary screen in the application of a splicing type main screen and an auxiliary screen and an intelligent blackboard; through the tip that is close to the transition piece at first framework be provided with along the plaque that its length direction extends, under the assembled state of screen, the plaque can shelter from the front side at the transition piece, makes the user when using equipment such as screen, major-minor screen and wisdom blackboard, and the transition piece can't be in the direction of watching display module group and get into user's sight, reduces or even avoids the colour difference problem that exists between screen body and the major-minor screen, and the integrative nature of improvement equipment outward appearance and user use experience.

Drawings

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

FIG. 1 is a schematic diagram illustrating a splicing state of a spliced primary and secondary screens and an intelligent blackboard according to an embodiment of the present invention;

FIG. 2 is a second schematic diagram of the splicing status of the spliced primary and secondary screens and the intelligent blackboard according to the embodiment of the present invention;

FIG. 3 is a schematic view of a split type main and auxiliary screens and an intelligent blackboard according to an embodiment of the present invention;

FIG. 4 is a second schematic diagram of the split-type main and auxiliary screens and the intelligent blackboard according to the embodiment of the present invention;

FIG. 5 is an exploded view of the assembled primary and secondary screens and the intelligent blackboard according to the present invention;

FIG. 6 is a second exploded view of the assembled primary and secondary screens and the intelligent blackboard according to the embodiment of the present invention;

fig. 7 is a third exploded view of the assembled primary and secondary screens and the intelligent blackboard according to the embodiment of the present invention.

In the figure: 10. a main screen; 11. a display module; 12. a first frame body; 121. a plaque; 122. a first connection portion; 13. a second frame body; 131. a second connecting portion; 14. a transition piece; 141. a first connecting member; 142. a second connecting member; 143. a first fixing member; 1431. a first body; 1432. a first limit structure; 1433. pulling a hook; 15. positioning holes; 16. a fixing hole; 20. a secondary screen; 21. a second fixing member; 211. a second body; 212. a second limit structure; 213. pulling the button; 22. a first side edge; 23. a second side edge; 24. a writing board; 25. and a third frame body.

Detailed Description

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

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

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

The present embodiment as shown in fig. 1 to 4 provides a screen including a corner mounting structure, which is used to solve the problem of color difference between the border of the screen and the corner member, and between the screen and the transition member 14 connected to the screen, and to improve the overall appearance of the device.

Specifically, the screen including the corner mounting structure in this embodiment is an interactive flat panel, and is used for electronic display, and also integrates a touch function, and is a touch flat panel, which is an electronic screen suitable for short-distance viewing and operation instead of a conventional one-way \ passive viewing commercial large-size display/projector, and highly integrates functions of writing \ annotation \ touch \ wireless communication \ wireless interaction \ system interconnection \ remote data interaction and the like, supported by multipoint infrared, optical and other interactive touch and writing technologies, so as to provide active \ two-way human-computer interaction experience.

At present, the commonly used interactive flat panel includes a capacitive touch screen and an infrared touch screen, which respectively obtain the position of a touch point through a capacitive touch technology and an infrared transmitting and receiving sensing technology, so as to display the touch track of a user on the display module 11. Further, the interactive flat panel operates the content displayed on the display screen, displays the touch track and realizes human-computer interaction operation through a capacitive touch technology and an infrared touch technology, and integrates one or more functions of a projector, a white board, a screen, a sound, a television, a video conference terminal and the like. In practical application, the hardware part of the interactive flat panel is composed of a touch module, a display module 11, an intelligent processing system and the like, is combined together by an integral structural part, and is supported by a special software system, wherein the display module 11 is matched with the touch module to realize display and touch functions. The user can perform touch operation on the display screen through a finger or a touch pen, the intelligent processing system generates writing handwriting according to the touch operation input by the user and displays the writing handwriting in the display screen, or generates control operation according to the touch operation input by the user to process display content in the display screen.

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

Of course, the screen including the corner mounting structure may also be a simple touch panel, which does not have a bidirectional interaction function, and only simply collects a touch trajectory of a user and displays the touch trajectory on the display module 11.

As shown in fig. 5-7, in the present embodiment, in the assembled main and sub-screens 20 and the intelligent blackboard, the screen including the corner mounting structure is taken as the main screen 10 of the whole scheme, and teachers can perform relevant presentations such as documents, animations, scene demonstrations, etc. by means of the main screen 10 during the teaching process, so as to improve the vividness of the teacher in class teaching and the enthusiasm of students in class learning.

Before the detailed description of the solution, it should be noted that, in the screen including the corner mounting structure in the present invention, for each frame and the display module 11, a direction close to the center of the display module 11 is an inner side of each component, that is, an "inner" direction indicated by an arrow in the drawing, and a direction away from the center of the display module 11 is an outer side of each component, that is, an "outer" direction indicated by an arrow in the drawing; this screen including bight mounting structure when the user uses, display module assembly 11 is the front side of each part towards one side of user, is the direction of "preceding" that the arrow indicates for the drawing, and display module assembly 11 deviates from one side of user and is the rear side of each part, is the direction of "back" that the arrow indicates for the drawing.

For the spliced main screen 20 and the auxiliary screen 20 in the intelligent blackboard, the spliced main screen 20 and the auxiliary screen 20 are provided with the writing board 24, similarly, the direction close to the center of the writing board 24 is the inner side of each part of the auxiliary screen 20, and the direction far away from the center of the writing board 24 is the outer side of each part of the auxiliary screen 20; when the auxiliary screen 20 is spliced on a screen (hereinafter referred to as a main screen 10) which is used as the main screen 10 and comprises a corner mounting structure, the writing board 24 and the display module 11 are in a state of being in the same orientation and parallel to each other, one side of the writing board 24 facing a user is the front side of each part of the auxiliary screen 20, and one side of the writing board 24 facing away from the user is the rear side of each part of the auxiliary screen 20.

This main screen 10 includes the multistage frame, and the multistage frame links to each other in proper order and encloses to close and prescribes a limit to the installation region, and is optional, and the frame can be through the fashioned sheet metal component of roll-in technology, also can be through extrusion's section bar, and after forming main screen 10 with display module assembly 11 cooperation, the frame is used for supporting box protection display module assembly 11, sets up in display module assembly 11's week portion to when making display module assembly 11's edge and each frame be connected, arrange in the installation region.

Connect the aforesaid, the frame can be the frame structure that the multistage formula spliced each other and formed, and the structure that each frame enclosed to close and form depends on display module assembly 11's appearance structure, and each frame equipartition is arranged at display module assembly 11's outer edge and with display module assembly 11 outer edge shape phase-match. Under general conditions, the shape of the orthographic projection direction of the display module 11 is rectangular, certainly, under specific use scene or use requirement, the display module 11 is not limited to be other shapes either, the display module 11 is rectangular as an example in this embodiment, each frame encloses and closes the rectangular structure that forms and match with the peripheral structure of the display module 11, preferably, in order to strengthen the follow-up concatenation main and auxiliary screen 20 and intelligent blackboard, the suitability and the aesthetic measure of main screen 10 and auxiliary screen 20 are equally divided into rectangle for the main screen 10 and auxiliary screen 20. The auxiliary screen 20 is located at one side of the main screen 10 in the splicing state, that is, the main screen 10 and the auxiliary screen 20 are arranged in a row, and the side of the auxiliary screen 20 is connected with the main screen 10. It should be noted that the main screen 10 and the sub-screen 20 may be fixedly connected, and the main screen 10 and the sub-screen 20 may also be detachably connected to reduce the burden of an operator when installing the main screen 10 and the sub-screen 20 and enhance the convenience of installation.

As a specific embodiment of the main screen 10, the frame includes at least one first frame 12 and a plurality of second frames 13, the first frame 12 and the second frame 13 are both disposed at the rear side of the display module 11, and at least a portion of the first frame 12 protrudes outward relative to the display module 11 and is configured to mount a multimedia device.

The main screen 10 can be provided with the number and the position of the first frame bodies 12 according to the requirement of the splicing position of the auxiliary screen 20, the frame comprises two first frame bodies 12 and two second frame bodies 13, the first frame bodies 12 are alternately connected with the second frame bodies 13, the two opposite ends of the first frame bodies 12 are respectively connected with the first ends of the two second frame bodies 13, the second ends of the two second frame bodies 13 are respectively connected with the two opposite ends of the other first frame body 12, thereby enclosing and forming the rectangular installation area, the first frame bodies 12 can be respectively and relatively positioned at the left side and the right side or the upper side and the lower side of the main screen 10, in the embodiment, the two opposite first frame bodies 12 are respectively positioned at the upper side and the lower side of the display module 11, the upper edge and the lower edge of the first frame body 12 at the corresponding side edges protrude from the display module 11 at the upper side and the lower side of the display module 11 to the extent that the front of the main screen 10 can be observed, the two opposite second frame bodies 13 are respectively positioned at the left side and the right side of the display module 11, the two display modules are respectively arranged at the rear side of the display module 11 and cannot be seen from the front side of the main screen 10, so that the purpose of hiding is achieved. The first frame 12 located on the upper side of the display module 11 is configured to mount a camera, a microphone and a speaker, and an opening for the camera, the microphone and the speaker to communicate with the external environment correspondingly is formed on the front side surface of the first frame 12 on the upper side, so that external ambient light, an external sound source and a playing sound source can enter or output from the corresponding opening, and a driving board for driving the corresponding multimedia device is also arranged in the first frame 12 on the upper side. In the first housing 12 located below the display module 11, a power switch, an adjustment button, a function button, and the like of the main panel 10 are mounted, and similarly, a circuit board connected to the corresponding button is also provided in the first housing 12 located below.

In this embodiment, the first frame body 12 and the second frame body 13 are both made of an extruded section, the first frame body 12 and the second frame body 13 are respectively arranged on the edge of the corresponding display module 11 in an extending manner along the length direction, and the first frame body 12 and the second frame body 13 may be made of an aluminum alloy, a plastic, or a stainless steel, for example, and the extruded aluminum alloy section can ensure the structural strength of the whole main screen 10 to the maximum extent and ensure the stability of the display module 11.

Furthermore, the first frame 12 and the second frame 13 are connected by the transition piece 14, and the transition piece 14 is specifically disposed at one end of the first frame 12 close to the second frame 13, and functions to connect the first frame 12 and the second frame 13, and also to splice the main screen 10 and the sub-screen 20, and to serve as a limit piece or a connection component to achieve detachable connection of the main screen 10 and the sub-screen 20. Of course, when the main screen 10 is used alone, the function of the transition piece 14 as a connecting member between the main screen 10 and the sub-screen 20 may be eliminated, and when the main screen 10 is connected to the sub-screen 20, the function of the transition piece as a connecting member between the first frame 12 and the second frame 13 may be eliminated, depending on the use situation or the industrial design requirements.

The transition piece 14 is used as a connecting piece and/or a splicing piece, and can be made of a rigid material to ensure the connection strength of the first frame body 12 and the second frame body 13 and the splicing stability between the main screen 10 and the auxiliary screen 20, while the transition piece is made of an aluminum alloy material by die casting.

Although the first frame body 12, the second frame body 13 and the transition piece 14 are made of the same material, the frame and the transition piece 14 are made by different processing technologies, and the visual effect of the surface of the frame is quite different, the frame adopts an extrusion molding technology, a plurality of strip-shaped grains which are closely arranged in the extrusion direction are formed on the surface of the frame, the grain gloss of the strip-shaped grains is formed along the length direction of the frame, the surface of the transition piece 14 which is formed by die casting is relatively flat, or an uneven surface is formed, and the surface of the transition piece does not have relatively regular grains or gloss, so that obvious color difference is formed between the transition piece 14 and the first frame body 12.

Since one side of the first frame 12 protrudes from the display module 11, the transition piece 14 connected thereto also partially protrudes from the side of the display module 11, so that there is a problem of a significant color difference in the use angle as mentioned in the above background art. In order to avoid this, taking the frame structure of this embodiment as an example, the opposite ends of the first frame 12, that is, the end of the first frame 12 connected to the transition piece 14, are provided with the decorative plates 121 extending along the length direction thereof, and the decorative plates 121 are used for shielding the front side of the transition piece 14 when the transition piece 14 is mounted on the first frame 12, so that when the main screen 10 is seen on the front side, the decorative plates 121 shield the portion of the transition piece 14 protruding out of the display module 11, thereby reducing the color difference components of the whole device, improving the aesthetic appearance of the whole device and the user experience, and meanwhile, when the sub-screen 20 is spliced to the main screen 10, because the writing board 24 edge of the sub-screen 20 may also be provided with a frame, in this way, the color difference components between the main screen 10 and the leveling can also be reduced, and the purpose of improving the aesthetic appearance can also be achieved.

In this embodiment, the length of the first frame 12 is smaller than the corresponding edge length of the display module 11, that is, when the first frame 12 is installed on the display module 11 and the corresponding side portion thereof, a space is left between the two opposite ends of the first frame 12 and the two opposite sides of the display module 11, thereby leaving the transition piece 14 free for installation, when two transition pieces 14 are installed on opposite ends of the first frame 12, the lengths of the two transition pieces 14 and the first frame body 12 are approximately equal to the length of the corresponding edge of the display module 11, one side of the transition piece 14 far away from the first frame body 12 is flush with the edge of the other side adjacent to the display module 11 as far as possible, that is, in the above-mentioned frame arrangement manner, the first frame 12 is arranged on the upper side or the lower side of the display module 11, the side of the transition piece 14 far away from the first frame 12 is flush with the left side or the right side of the display module 11, in this way, the main screen 10 can be seen as a whole with no visual effect-affecting structures such as notches at the edges.

In order to ensure that the transition piece 14 can be stably connected and fixed with the first frame 12 and the second frame 13, the transition piece 14 is respectively provided with a first connecting piece 141 and a second connecting piece 142 which are arranged at an included angle towards two ends of the first frame 12 and the second frame 13, for example, the frame is rectangular, the transition piece 14 is generally in an L-shaped structure as a whole so as to ensure that the two mutually perpendicular first frame 12 and second frame 13 can be connected, and the included angle between the first connecting piece 141 and the second connecting piece 142 is 90 degrees. Correspondingly, the first frame 12 is formed with a first connection portion 122 configured to connect the first connection element 141 and limit the relative position between the first connection element 141 and the first frame 12; the second housing 13 has a second connection portion 131 configured to connect the second connector 142 and restrict a relative position between the second connector 142 and the second housing 13.

In the connected state, the first connecting element 141 and the second connecting element 142 can be correspondingly abutted against the first connecting element 122 and the second connecting element 131, and also can be connected in a limited manner by inserting, specifically, the first connecting element 141 and the second connecting element 142 are both plate-shaped structures, the surfaces of the plate-shaped structures are respectively provided with a first guide block for guiding along the respective length direction in an extending manner, correspondingly, the first connecting element 122 and the second connecting element 131 are respectively hollow cavity structures formed inside the first frame body 12 and the second frame body 13, the first connecting element 122 and the second connecting element 131 respectively extend along the length direction of the first frame body 12 and the second frame body 13, and a second guide block for guiding and matching with the first guide block is arranged inside the corresponding cavity wall, the first connecting element 141 and the second connecting element 142 are respectively inserted into the corresponding first connecting element 122 and second connecting element 131 by inserting, and a step structure for limiting is provided between the transition piece 14 and the first and second connection pieces 141 and 142 to limit the insertion depth of the first and second connection pieces 141 and 142, and during the plugging process, the first and second guide blocks are in guide fit with the ground and the guide block to ensure that the first and second connection pieces 141 and 142 are respectively inserted into the first and second connection portions 122 and 131 along the length direction of the first and second frame bodies 12 and 13.

In order to further enhance the connection strength between the first frame 12 and the second frame 13 and ensure the stability of the transition piece 14 and the corresponding frame, the rear sides of the first frame 12 and the second frame 13 are respectively provided with a positioning hole 15 correspondingly communicating the first connection portion 122 and the second connection portion 131; the first connecting member 141 and the second connecting member 142 are both provided with fixing holes 16, and are configured such that when the transition member 14 is connected to the first frame 12 and the second frame 13, the fixing holes 16 correspond to the positioning holes 15, preferably, the fixing holes 16 are through holes, and the positioning holes 15 are threaded holes. After the first connecting member 141 is inserted into the first connecting portion 122 and the second connecting member 142 is inserted into the second connecting portion 131, the two can be inserted into the fixing holes 16 through screws and screwed into the corresponding fixing holes 16, so as to fixedly connect the transition piece 14 to the first frame 12 and the second frame 13. In order to prevent the screw heads of the screws from protruding from the rear side surfaces of the first frame 12 and the second frame 13, tapered counter bores may be formed in the peripheries of the positioning holes 15, and the screws may be countersunk screws that fit into the counter bores to hold the screw heads in the counter bores, thereby maintaining the flatness of the rear sides of the first frame 12 and the second frame 13.

Based on the above scheme, this embodiment also provides a main auxiliary screen 20 of concatenation formula, and it adopts foretell screen including bight mounting structure as main screen 10 to and include an at least auxiliary screen 20, the auxiliary screen 20 can adopt the touch-control flat board or the touch-sensitive screen version of the same function with main screen 10, in order to increase the holistic display panel face of equipment, and auxiliary screen 20 also can adopt the screen of writing, like teaching blackboard, teaching blank etc..

In this embodiment, the transition piece 14 is provided with the first fixing member 143, the secondary screen 20 is provided with the second fixing member 21 opposite to the first fixing member 143, as described above, the first fixing member 143 and the second fixing member 21 may be fixedly connected or detachably connected, in this embodiment, a detachable connection structure is preferably adopted, the primary screen 10 and the secondary screen 20 have a splicing state and a separating state, in the splicing state, the first fixing member 143 and the second fixing member 21 are matched with each other, so that the secondary screen 20 is spliced on the side portion of the screen including the corner mounting structure, and in the separating state, the first fixing member 143 and the second fixing member 21 are separated, so that the secondary screen 20 can be separated from the screen including the corner mounting structure.

Specifically, when the main screen 10 is detachably connected to the sub-screen 20, the first fixing element 143 and the second fixing element 21 may be detachably connected in a clamping manner (for example, the first fixing element 143 is connected to the second fixing element 21 in a matching manner), the first fixing element 143 is detachably connected to the second fixing element 21 in an inserting manner (for example, the second fixing element 143 is connected to the second fixing element 21 in a matching manner), and of course, the first fixing element 143 and the second fixing element 21 may be detachably connected in a bolt connection manner.

As will be further described below, for the spliced state of the primary screen 10 and the secondary screen 20, by taking the same rectangular structure as the secondary screen 20, the secondary screen 20 includes two first side edges 22 and two second side edges 23, the two first side edges 22 are the upper and lower side edges of the secondary screen 20, respectively, and the two second side edges 23 are the left and right side edges of the secondary screen 20, respectively, so that the first side edges 22 and the second side edges 23 are alternately connected, wherein two opposite ends of one first side edge 22 are connected to first ends of the two second side edges 23, respectively, and two ends of the other first side edge 22 are connected to second ends of the two second side edges 23, respectively, so that an included angle formed between any two adjacent first side edges 22 and second side edges 23 is 90 °. When the sub-screen 20 is spliced on the main screen 10, the second side edge 23 on one side is used for abutting and matching with one side of the display module 11 provided with the second frame body 13, and the display orientation of the main screen 10 and the display orientation of the sub-screen 20 are consistent when the sub-screen is spliced in the spliced state.

In the assembled state, the second side edge 23 of the sub-panel 20 for being assembled with the side portion of the main panel 10 and the side portion of the main panel 10 for being assembled with the sub-panel 20 are completely attached to each other, so that the main panel 10 and the sub-panel 20 are maintained in a parallel state, and thus, a relatively stable connection state can be maintained between the first fixing members 143 at the upper and lower ends of the main panel 10 and the second fixing members 21 at the upper and lower ends of the sub-panel 20.

Specifically, in order to ensure that the connection between the main screen 10 and the sub-screen 20 is relatively smooth, and no large step difference is generated due to the difference in size between the main screen 10 and the sub-screen 20, in the connected state of the main screen 10 and the sub-screen 20, the opposite ends of the outer surface of the decorative plate 121 are smoothly connected to the outer surfaces of the first frame 12 and the first side edge 22, respectively, and regardless of whether the height size of the main screen 10 is consistent with that of the sub-screen 20, the upper edge and the lower edge of the main screen 10 and the sub-screen 20 can be smoothly transited by smoothly connecting the two ends of the transition piece 14 to the first frame 12 and the first side edge 22 when the connected main screen 20 is seen from a front view, so as to ensure the integrity between the main screen 10 and the sub-screen 20, and improve the user experience of using the connected main and sub-screens 20.

In order to further improve the integrity between the main screen 10 and the sub-screen 20 and ensure that the upper edge and the lower edge of the main screen 10 and the sub-screen 20 in the front view can be smoothly transited, the following scheme is adopted, and two opposite ends of the outer side surface of the transition piece 14 are smoothly connected with the outer side surfaces of the first frame body 12 and the first side edge 22 respectively.

Although the trim 121 for shielding the transition piece 14 extends in the longitudinal direction of the first frame 12, theoretically, the height of the transition piece 14 is not higher than the height of the trim 121, and the presence of the transition piece 14 cannot be observed in the front view of the structure of the split type main and sub screens 20, but if the user views the screen from obliquely above the split type main and sub screens 20, the user can see the presence of the transition piece 14, so that both ends of the upper surface of the transition piece 14 are also smoothly connected with the first frame 12 and the first side edge 22, and the split type main and sub screens 20 can keep good integrity in the view range of the user viewing the screen.

In this embodiment, the decoration plate 121 and the first frame 12 are integrally formed, and are integrated with the first frame 12, and in the splicing state, one end of the decoration plate 121 far away from the first frame 12 abuts against the first side edge 22, or a certain gap exists.

Specifically, when the height of the main screen 10 is greater than the height of the sub screen 20 so that the outer side surface of the first frame 12 and the outer side surface of the first side edge 22 are not at the same level, the outer side surfaces of the trim 121 and the transition piece 14 are cambered surfaces so that the first frame 12 and the first side edge 22 are in transition connection through the cambered surfaces.

On the premise of the above structure, the outer side surfaces of the plaque 121 and the transition piece 14 respectively have two sections of circular arc sections, and certainly, the circular arc sections may also be one section, three sections, four sections or more than four sections, as long as smooth transition is ensured between the circular arc sections, the outer side surface of the first frame 12 is of a planar structure, and is tangent to the circular arc section of the transition piece 14, and the tangent point is a connection point of the outer side surface of the first frame 12 and the outer side surface of the transition piece 14. In other words, the outer side surface of the first frame 12 may also have an arc segment, one side of the outer side surface of the transition piece 14 also has an arc segment, the arc segment of the first frame 12 is tangent to the arc segment of the transition piece 14, and the tangent point is a connection point of the outer side surface of the first frame 12 and the outer side surface of the transition piece 14.

In this embodiment, the third frame 25 for wall hanging is disposed on the first side edge 22 of the upper side of the sub-screen 20, the third frame 25 slightly protrudes from the outer side surface of the writing board 24 of the sub-screen 20, wherein one end of the outer side surfaces of the corner transition piece 14 and the plaque 121 far away from the first frame 12 is smoothly connected with the outer side surface of the third frame 25, and the outer side surface of the plaque 121 is flush with the outer side surface of the transition piece 14.

Through the smooth connection between the two opposite ends of the outer side surfaces of the transition piece 14 and the plaque 121 and the outer side surfaces of the first frame body 12 and the third frame body 25 respectively, the transition piece 14 is shielded, the problem of component color difference is solved, the gap between the first frame body 12 and the transition piece 14 and the gap between the third frame body 25 and the plaque 121 and between the third frame body 25 and the transition piece 14 are reduced, namely, the seamless connection between the main screen 10 and the auxiliary screen 20 is realized, the equipment is attractive and elegant, and the appearance integrity is good.

In this embodiment, the main screen 10 and the sub-screen 20 include a primary positioning fit and a further connection fit, the first fixing member 143 includes a first body 1431, the first body 1431 is fixed at the rear side of the main screen 10, and a first limit structure 1432 is formed on the first body 1431; the second fixing member 21 includes a second body 211, and a second stopper structure 212 opposite to the first stopper structure 1432 is formed on the second body 211, and the first stopper structure 1432 may cooperate with the second stopper structure 212 to restrict a relative position of the sub-screen 20 to a screen including a corner mounting structure.

Specifically, for example, the sub-screen 20 is spliced on the left side or the right side of the main screen 10, the first body 1431 is a block structure connected to the second connecting member 142 of the transition member 14, and a hanging buckle is convexly arranged on one side of the first body 1431 facing the second body 211. The hanging buckle is used as a first limiting structure 1432, corresponding to the first limiting structure 1432, the second body 211 is of a plate-shaped structure, after the second body is bent, two positioning plate pieces are formed on one side facing the first body 1431 and on the horizontal direction respectively, a hanging groove used for being matched with the hanging buckle hanging device is formed in one side of the second body 211 facing the first body 1431, the hanging groove is used as the second limiting structure 212, the hanging groove faces the lower side of the auxiliary screen 20, and when the main screen 10 is primarily matched with the auxiliary screen 20 in a positioning mode, the upper side and the lower side of the auxiliary screen 20 are hung on the hanging buckle on the upper side and the lower side of the main screen 10 through the hanging groove, so that the auxiliary screen 20 fastens the hanging groove on the hanging buckle through self weight.

Of course, the hook may be disposed on the second body 211, and when the hook is disposed on the second body 211, the hook slot is disposed on the first body 1431.

Further, still be provided with drag hook 1433 on first body 1431, it is corresponding, be provided with on the second body 211 and draw knot 213, under the concatenation state, drag hook 1433 lock joint in drawing knot 213, under the separation state, drag hook 1433 breaks away from and draws knot 213, draws knot 213 can set up on the location plate piece that above-mentioned level set up, and drag hook 1433 then sets up at massive first body 1431 outside surface, with draw knot 213 relative setting.

The draw hook 1433 and the draw buckle 213 are conventional in the art, and specific reference is made to patent numbers: the CN201922354338.8 is provided, and will not be described in detail herein.

Based on the above-mentioned concatenation formula major-minor screen 20 structure, this embodiment still provides an intelligence blackboard, including foretell concatenation formula major-minor screen 20, minor screen 20 is used for writing, and minor screen 20 can be for the chalk writing type blackboard, also can be for the carbon pen writing type blackboard, also can be for the oil pen writing whiteboard. In the application process, the teacher can carry out relevant demonstrations such as deduction of mathematical formula, the synthesis of chemical formula, the explanation of english word with the help of vice screen 20 in the teaching process to improve the practicality of teacher's classroom teaching and do benefit to the better relevant knowledge point of mastering of student, combine operations such as PPT demonstration of main screen 10 again, make whole teaching process more lively, improve teaching efficiency.

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

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

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

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

Claims

1. A screen including a corner mounting structure, comprising:

the frame comprises a plurality of sections of frames, wherein the plurality of sections of frames are sequentially connected and enclose to define an installation area;

the display module (11) is connected with the frame and is arranged in the installation area;

the frame comprises at least one section of first frame body (12) and a plurality of second frame bodies (13), the first frame body (12) and the second frame bodies (13) are arranged on the rear side of the display module (11), and at least part of the first frame body (12) protrudes outwards relative to the display module (11) and is configured to be used for installing a multimedia device;

the transition piece (14) is arranged at one end, close to each other, of the first frame body (12) and the second frame body (13), and is configured to be connected with the first frame body (12) and the second frame body (13) and/or detachably connected with the auxiliary screen (20);

the end of the first frame (12) is provided with a plaque (121) extending along the length direction thereof and configured to shield the front side of the transition piece (14) when the transition piece (14) is mounted on the first frame (12).

2. The screen including the corner mounting structure according to claim 1, wherein the transition member (14) is provided with a first connecting member (141) and a second connecting member (142) arranged at an included angle toward both ends of the first frame body (12) and the second frame body (13), respectively;

correspondingly, the first frame body (12) is provided with a first connecting part (122) which is configured to connect the first connecting piece (141) and limit the relative position of the first connecting piece (141) and the first frame body (12); the second frame (13) is formed with a second connecting portion (131) configured to connect the second connector (142) and restrict the relative position of the second connector (142) and the second frame (13).

3. The screen comprising the corner mounting structure according to claim 2, wherein the rear sides of the first frame body (12) and the second frame body (13) are respectively provided with a positioning hole (15) correspondingly communicating the first connecting portion (122) and the second connecting portion (131);

the first connecting piece (141) and the second connecting piece (142) are respectively provided with a fixing hole (16), and when the transition piece (14) is connected with the first frame body (12) and the second frame body (13), the fixing holes (16) correspond to the positioning holes (15).

4. A tiled primary and secondary screen (20), comprising:

a screen comprising corner mounting structures as claimed in any one of claims 1 to 3;

at least one secondary screen (20);

a first fixing piece (143) is arranged on the transition piece (14), and a second fixing piece (21) opposite to the first fixing piece (143) is arranged on the auxiliary screen (20);

the screen with the corner mounting structure and the auxiliary screen (20) are in a splicing state and a separating state, the first fixing piece (143) and the second fixing piece (21) are matched with each other under the splicing state, so that the auxiliary screen (20) is spliced on the side part of the screen with the corner mounting structure, and the first fixing piece (143) and the second fixing piece (21) are separated under the separating state, so that the auxiliary screen (20) can be separated from the screen with the corner mounting structure.

5. The tiled primary and secondary screen (20) of claim 4, wherein the secondary screen (20) comprises:

a first side edge (22);

the second side edge (23) is arranged adjacent to the first side edge (22), forms an included angle with the first side edge (22), and is configured to be abutted and matched with one side, provided with the second frame body (13), of the display module (11) in a splicing state;

under the splicing state, two opposite ends of the outer side surface of the plaque (121) are respectively and smoothly connected with the outer side surface of the first frame body (12) and the first side edge (22).

6. The tiled primary and secondary screen (20) of claim 5, wherein in the state where the transition piece (14) is connected to the first frame (12), the outer side surface of the transition piece (14) is exposed from the first frame (12);

two opposite ends of the outer side surface of the transition piece (14) are respectively and smoothly connected with the outer side surfaces of the first frame body (12) and the first side edge (22).

7. The spliced primary and secondary screen (20) as claimed in claim 6, wherein when the screen height including the corner mounting structure is greater than the height of the secondary screen (20) so that the outer side of the first frame (12) and the outer side of the first side edge (22) are not at the same level, the outer side surfaces of the trim (121) and the transition piece (14) are cambered surfaces so that the first frame (12) and the first side edge (22) are transitionally connected through the cambered surfaces.

8. The tiled primary and secondary screen (20) of claim 6, wherein the trim panel (121) outer side surface is flush with the transition piece (14) outer side surface.

9. The tiled primary and secondary screen (20) of claim 4, wherein the first fixture (143) comprises:

the first body (1431) is provided with a first limiting structure (1432);

the second fixing member (21) includes:

a second body (211) provided with a second stop structure (212) opposite to the first stop structure (1432), the first stop structure (1432) being cooperable with the second stop structure (212) to constrain the relative position of the secondary screen (20) and the screen comprising corner mounting structures.

10. The spliced primary and secondary screen (20) as claimed in claim 9, wherein the first body (1431) is further provided with a draw hook (1433), and correspondingly, the second body (211) is provided with a draw buckle (213);

in the splicing state, the draw hook (1433) is buckled on the draw buckle (213), and in the separation state, the draw hook (1433) is separated from the draw buckle (213).

11. An intelligent blackboard, comprising:

the tiled primary and secondary screens (20) of any of claims 4-10, the secondary screen (20) being used for writing.