CN218268194U

CN218268194U - Display device

Info

Publication number: CN218268194U
Application number: CN202222587932.3U
Authority: CN
Inventors: 赵勇
Original assignee: TCL Technology Group Co Ltd
Current assignee: TCL Technology Group Co Ltd
Priority date: 2022-09-28
Filing date: 2022-09-28
Publication date: 2023-01-10
Anticipated expiration: 2032-09-28

Abstract

According to the display device, the two arc-shaped slide rails are respectively and oppositely arranged on the base, the support frame is arranged between the two arc-shaped slide rails, the middle part of the display module is fixed on the support frame, then the driving components are arranged on the arc-shaped slide rails, and the end parts at two sides of the display module are respectively connected with one driving component; when the drive assembly moves on the arc-shaped slide rail, each drive assembly can drive one side end part of the display module to move along the arc-shaped slide rail, so that the two ends of the display module are bent relative to the middle part of the display module, and the curvature of the display module can be changed. According to actual need, can change the length of arc slide rail for the camber control range of display module assembly can be adjusted in a flexible way, has improved the camber control range of display module assembly.

Description

Display device

Technical Field

The application relates to the technical field of display equipment, in particular to a display device.

Background

With the development of display technology, the curved display which is newly developed at present becomes a popular trend; the screen of the curved surface display is designed in an arc shape, so that a wide panoramic image effect can be provided, and the same visual enjoyment can be brought no matter the screen is arranged in the center or around the edge of the screen; in addition, the distortion degree of off-axis viewing can be reduced when the viewer watches at a close distance, and the viewing experience is better; however, it is obvious that a tv with a fixed curvature cannot satisfy the best viewing effect by combining different room sizes and viewing distances.

Therefore, a curvature adjusting mechanism needs to be arranged for the curved-surface display, and the curvature of the curved-surface display can be dynamically adjusted in real time, so that better experience is provided for users. However, in the prior art, the curvature of the curved-surface display is usually adjusted by using a cam or a telescopic rod, and the like, so that the adjustment range of the curvature is small, and the user experience is not good enough.

SUMMERY OF THE UTILITY MODEL

The application provides a display device to solve the technical problem that the curvature adjusting range of the display device in the prior art is small.

In one aspect, the present application provides a display device, comprising:

a display module;

the base is provided with two arc-shaped sliding rails;

the support frame is fixed on the base and positioned between the two arc-shaped sliding rails, and the display module is arranged on the support frame;

drive assembly, two drive assembly movable mounting respectively is in on the arc slide rail, just one is connected respectively to display module assembly both ends drive assembly, drive assembly can follow the arc slide rail activity is crooked display module assembly.

In one possible implementation of the present application, the driving assembly includes a rail holding module and a driving module;

the rail retaining module is sleeved on the arc-shaped sliding rail and connected with the display module;

the driving module is connected with the track retaining module and can drive the track retaining module to move along the arc-shaped sliding rail.

In a possible implementation manner of the application, two sides of the arc-shaped slide rail are respectively provided with a V-shaped guide rail, and one side of the arc-shaped slide rail is provided with a passive transmission unit;

the track retaining module comprises at least one pair of V-shaped rollers and a mounting plate, the V-shaped rollers are rotatably mounted on the mounting plate, and the two V-shaped rollers are respectively nested on the V-shaped guide rails on two sides of the arc-shaped slide rail;

the drive module comprises a motor support, a drive motor and an active transmission unit, the motor support is installed on the mounting plate, the drive motor is installed on the motor support, the drive motor is connected with the active transmission unit and used for driving the active transmission unit to rotate, and the active transmission unit is connected with the passive transmission unit.

In one possible implementation manner of the present application, the rail holding module includes two pairs of the V-shaped rollers; and/or the presence of a gas in the atmosphere,

the driving module further comprises a speed reducer, the input end of the speed reducer is connected with the driving motor, and the output end of the speed reducer is connected with the driving transmission unit.

In a possible implementation manner of the present application, the driving assembly further includes a transfer block, the transfer block is rotatably installed on the rail holding module, and an end portion of any one side of the display module is fixed on the transfer block.

In one possible implementation manner of the present application, the display device further includes a positioning detector and a control module, the positioning detector is mounted on the arc-shaped slide rail, and the positioning detector is electrically connected to the control module;

the positioning detector is used for detecting position information of the driving assembly, and the control module can drive the movement of the driving assembly according to the position information.

In a possible implementation manner of the application, the end sleeves on two sides of the display module are provided with the reinforcing frames, and the reinforcing frames are connected with the driving assembly.

In a possible implementation manner of the present application, a sliding groove is formed in the base, and the arc-shaped sliding rail and the driving assembly are installed in the sliding groove.

In a possible implementation manner of the present application, a dustproof brush is disposed at the opening of the chute.

In one possible implementation manner of the present application, the supporting frame includes a rod body and fixing clips disposed at two ends of the rod body;

and the fixing clamp is installed on the base, and the upper frame and the lower frame of the display module are respectively embedded in the fixing clamp.

According to the display device, the two arc-shaped slide rails are respectively and oppositely arranged on the base, the support frame is arranged between the two arc-shaped slide rails, the middle part of the display module is fixed on the support frame, then the driving components are arranged on the arc-shaped slide rails, and the end parts at two sides of the display module are respectively connected with one driving component; when the drive assembly moves on the arc-shaped slide rail, each drive assembly can drive one side end part of the display module to move along the arc-shaped slide rail, so that the two ends of the display module are bent relative to the middle part of the display module, and the curvature of the display module can be changed. According to actual need, can change the length of arc slide rail for display module's camber control range can be adjusted in a flexible way, has improved display module's camber control range.

Drawings

The technical solutions and other advantages of the present application will become apparent from the following detailed description of specific embodiments of the present application when taken in conjunction with the accompanying drawings.

Fig. 1 is a schematic structural diagram of a display module in a display device according to an embodiment of the present disclosure when the display module is located at an initial position;

fig. 2 is a schematic structural view illustrating a display module of the display device according to the embodiment of the present disclosure when the display module is bent to another position;

FIG. 3 is a rear view of a display device according to an embodiment of the present application;

fig. 4 is a schematic structural view illustrating a display module according to an embodiment of the present disclosure mounted on a driving assembly;

FIG. 5 is an enlarged schematic view at E in FIG. 4;

fig. 6 is a schematic structural view of the driving assembly mounted on the arc-shaped slide rail.

Reference numerals:

the display device 100, the display module 200, the reinforcing frame 210, the base 300, the sliding groove 310, the arc-shaped sliding rail 320, the V-shaped guide rail 321, the passive transmission unit 322, the supporting frame 400, the rod body 410, the reinforcing plate 420, the fixing clip 430, the driving assembly 500, the rail holding module 510, the V-shaped roller 511, the mounting plate 512, the driving module 520, the motor bracket 521, the driving motor 522, the speed reducer 523, the active transmission unit 524, the adapter block 600, and the clip 700.

Detailed Description

The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. It should be apparent that the described embodiments are only a few embodiments of the present application, 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 application.

In the description of the present application, it is to be understood that the terms "center," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the present application and for simplicity in description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed in a particular orientation, and be operated in a particular manner, and are not to be construed as limiting the present application. Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or to implicitly indicate the number of technical features indicated. Thus, features defined as "first", "second", may explicitly or implicitly include one or more of the described features. In the description of the present application, "a plurality" means two or more unless specifically limited otherwise.

In the description of the present application, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; may be mechanically connected, may be electrically connected or may be in communication with each other; they may be directly connected or indirectly connected through intervening media, or may be connected through the use of two elements or the interaction of two elements. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.

In this application, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact of the first and second features, or may comprise contact of the first and second features not directly but through another feature in between. Also, the first feature "on," "above" and "over" the second feature may include the first feature being directly above and obliquely above the second feature, or simply 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 following disclosure provides many different embodiments or examples for implementing different features of the application. In order to simplify the disclosure of the present application, specific example components and arrangements are described below. Of course, they are merely examples and are not intended to limit the present application. Further, the present application may repeat reference numerals and/or reference letters in the various examples for simplicity and clarity and does not in itself dictate a relationship between the various embodiments and/or arrangements discussed. In addition, examples of various specific processes and materials are provided herein, but one of ordinary skill in the art may recognize the application of other processes and/or the use of other materials.

Referring to fig. 1 to 2 and fig. 4 to 6, an embodiment of the present invention provides a display device 100, including: a display module 200; the base 300 is provided with two arc-shaped sliding rails 320; the supporting frame 400 is fixed on the base 300, the supporting frame 400 is positioned between the two arc-shaped sliding rails 320, and the display module 200 is installed on the supporting frame 400; the two driving assemblies 500 are movably mounted on the arc-shaped slide rail 320, the two side ends of the display module 200 are connected to the driving assemblies 500, and the driving assemblies 500 can move along the arc-shaped slide rail 320 and bend the display module 200.

It should be noted that the display module 200 in the embodiment of the present application may be a flexible liquid crystal display or a flexible organic light emitting diode display, which can change its curvature under the action of an external force, that is, a so-called curved display.

It should be noted that the display module 200 is a sheet-shaped plate, and generally includes four frames, i.e., an upper frame, a lower frame, a left frame, a right frame, and a wider frame. Wherein, the joints (i.e. the end parts) of the lower frame and the left and right frames are respectively connected with a driving assembly 500.

The two arc-shaped slide rails 320 are respectively and oppositely arranged on the base 300, the supporting frame 400 is arranged between the two arc-shaped slide rails 320, the middle part of the display module 200 is fixed on the supporting frame 400, then the driving components 500 are arranged on the arc-shaped slide rails 320, and the two side ends of the display module 200 are respectively connected with one driving component 500; when the driving assemblies 500 move on the arc-shaped slide rails 320, each driving assembly 500 can drive one side end of the display module 200 to move along the arc-shaped slide rail 320, so that the two ends of the display module 200 are bent relative to the middle of the display module, and the curvature of the display module 200 can be changed. According to actual need, can change the length of arc slide rail 320 for display module assembly 200's camber control range can be adjusted in a flexible way, has improved display module assembly 200's camber control range.

Specifically, the base 300 is a concave base 300, two arc-shaped slide rails 320 are installed on the protruding portions at the two ends of the concave base 300, and the supporting frame 400 is installed on the concave portion in the middle of the concave base.

Optionally, the radius of the arc-shaped sliding rail 320 is not less than 900mm.

That is, the display module assembly 200 that is particularly suitable for medium and large sizes that this application embodiment provided, it can set up longer arc slide rail 320, can further improve the camber adjustment range of display module assembly 200.

Further, in other embodiments, the radius of the arc-shaped sliding rail 320 may be less than 900mm, such as 850mm, or 750mm, etc., without being limited thereto.

In some embodiments, drive assembly 500 includes a track retention module 510 and a drive module 520; the rail holding module 510 is sleeved on the arc-shaped sliding rail 320, and the rail holding module 510 is connected with the display module assembly 200; the driving module 520 is connected to the rail holding module 510, and the driving module 520 can drive the rail holding module 510 to move along the arc-shaped sliding rail 320.

By arranging the rail holding module 510, when the display device 100 shakes during transportation or the like, the driving assembly 500 is effectively prevented from being separated from the arc-shaped slide rail 320 due to shaking, and the connection stability of the display module 200 and the driving assembly 500 is ensured; the driving module 520 can drive the rail holding module 510 to move along the arc-shaped sliding rail 320, thereby indirectly driving the display module 200 to bend.

In some embodiments, V-shaped guide rails 321 are respectively disposed on two sides of the arc-shaped slide rail 320, and a passive transmission unit 322 is disposed on one side of the arc-shaped slide rail 320; the track holding module 510 comprises at least one pair of V-shaped rollers 511 and a mounting plate 512, wherein the V-shaped rollers 511 are rotatably mounted on the mounting plate 512, and the two V-shaped rollers 511 are respectively nested on the V-shaped guide rails 321 on two sides of the arc-shaped slide rail 320; the driving module 520 comprises a motor bracket 521, a driving motor 522 and an active transmission unit 524, wherein the motor bracket 521 is mounted on the mounting plate 512, the driving motor 522 is mounted on the motor bracket 521, the driving motor 522 is connected with the active transmission unit 524 and used for driving the active transmission unit 524 to rotate, and the active transmission unit 524 is connected with the passive transmission unit 322.

The V-shaped guide rail 321 is a guide rail having a V-shaped cross section.

V-shaped guide rails 321 are arranged on two sides of the arc-shaped slide rail 320, a V-shaped roller 511 is arranged to be matched with the V-shaped guide rails 321, and the V-shaped roller 511 can freely rotate relative to the mounting plate 512; through at least one pair of V-shaped rollers 511, that is, two V-shaped rollers 511 are respectively sleeved on two sides of the arc-shaped sliding rail 320, the V-shaped rollers 511 can also slide along the V-shaped guiding rail 321, so that the rail holding module 510 can move along the arc-shaped sliding rail 320, and the two V-shaped rollers 511 are combined to clamp and mount the rail holding module 510 on the arc-shaped sliding rail 320 as a whole.

In addition, the motor bracket 521 is arranged on the mounting plate 512, the driving motor 522 is hung on the motor bracket 521, the motor bracket 521 drives the driving transmission unit 524 to rotate, and the driving transmission unit 524 is connected with the driven transmission unit 322, so that the driving motor 522 can drive the whole driving assembly 500 to move along the arc-shaped sliding rail 320.

In addition, the driving motor 522 is connected to the driving unit 524, and the driven unit 322 is disposed at one side of the arc-shaped slide rail 320, so that the driving unit 524 can drive the driving module 520 to move along the driven unit 322.

Preferably, the active transmission unit 524 may be a gear, and the passive transmission unit 322 may be a rack, i.e., the active transmission unit 524 and the passive transmission unit 322 constitute a rack-and-pinion mechanism.

The gear and the rack are meshed with each other, so that the end part of the display module 200 can linearly slide along the arc-shaped slide rail 320, the speed mutation when the display module 200 is bent is effectively avoided, and the service life of the display module 200 is further prolonged; and the rack and pinion structure can improve the motion precision of the driving assembly 500 on the arc-shaped sliding rail 320, and improve the bending precision of the display module 200.

Further, in other embodiments, the active transmission unit 524 and the passive transmission unit 322 may also be a belt transmission mechanism, a crankshaft connecting rod transmission mechanism, a hydraulic transmission mechanism, or the like, which is not limited herein.

Preferably, the passive driving unit 322 is disposed inside the arc-shaped sliding rail 320, which can effectively utilize the space inside the arc-shaped sliding rail 320, and thus reduce the occupied space of the driving assembly 500, which can reduce the volume of the display device 100.

Further, in other embodiments, the passive driving unit 322 may also be disposed outside the arc-shaped sliding rail 320, which is not limited herein.

Further, in other embodiments, a U-shaped guide rail may be used, and correspondingly, a U-shaped roller matched with the U-shaped guide rail may be used.

The U-shaped rail has a smooth surface and cooperates with the U-shaped rollers to reduce friction when the rail holding module 510 slides on the curved track 320.

In some embodiments, the track-holding module 510 includes two pairs of V-rollers 511; and/or the driving module 520 further comprises a speed reducer 523, an input end of the speed reducer 523 is connected with the driving motor 522, and an output end of the speed reducer 523 is connected with the driving transmission unit 524.

By providing two pairs of V-shaped rollers 511, i.e. four V-shaped rollers 511 nested on the V-shaped guide rails 321, it is possible to improve the stability of the connection of the track-holding module 510 with the curved sliding rail 320.

It should be noted that, since the display device 100 provided in the embodiment of the present application is suitable for the middle-sized and large-sized display module 200, the mass of the display module 200 is usually large; due to the material characteristics, the display module 200 is required to be prevented from being bent at a higher speed, so as to prevent the display module 200 from being damaged.

Therefore, by arranging the reducer 523 for cooperation, the higher-speed low-torque output of the driving motor 522 can be converted into the lower-speed high-torque output, so that the driving assembly 500 can drive the display module 200 completely at a reasonable speed; and the driving motor 522 with low power can also drive the large-sized display module 200 to bend, so as to reduce the volume of the driving assembly 500.

In some embodiments, the driving assembly 500 further includes a junction block 600, the junction block 600 is rotatably mounted on the rail holding module 510, and either side end of the display module 200 is fixed on the junction block 600.

It should be noted that, due to the influence of the machining and assembling precision, etc., slight abrupt changes in the curvature of the surfaces of the driving assembly 500 and/or the arc-shaped sliding rail 320 may be caused; as described above, when the driving element 500 passes through the abrupt change regions, the display module 200 is fixed to the driving element 500, which may cause the curvature of the end of the display module 200 to be different from the curvature of the arc-shaped sliding rail 320, which may damage the display module 200.

Through setting up and to keep the relative rotation switching piece 600 of module 510 relatively in the track, avoided display module assembly 200 and drive assembly 500's rigid connection for the tip of display module assembly 200 can adjust the contained angle between self and the track and keep the module 510 in real time, has prolonged display device 100's life.

In some embodiments, the display device 100 further includes a positioning detector (not shown) and a control module (not shown), the positioning detector is mounted on the arc-shaped slide rail 320, and the positioning detector is electrically connected to the control module; the position detector is used for detecting the position information of the driving assembly 500, and the control module can drive the movement of the driving assembly 500 according to the position information.

By arranging the positioning detector, the position of the end part of the display module 200 on the arc-shaped slide rail 320, namely the position information, can be detected; and send positional information to control module, control module can calculate and adjust drive assembly 500's activity according to positional information and/or user command to adjust display module assembly 200's camber, improved the intelligent level that display device 100 camber was adjusted.

Specifically, a plurality of positioning detectors are mounted on the arc-shaped slide rail 320 at intervals, which can further improve the detection precision of the position information of the display module 200.

Alternatively, a positioning detector is disposed at the initial position of the display module 200, that is, when the curvature of the display module 200 is 0 °, the display module 200 is the position of the flat panel display.

The display device 100 provided by the embodiment of the application can automatically reset to the initial position when being powered on and/or powered off, and the positioning detector is arranged at the initial position of the display module 200 and is used as a reference for subsequent curvature adjustment, so that the accuracy of curvature adjustment of the display module 200 can be improved.

Referring to fig. 1 to 3, in some embodiments, the reinforcing frame 210 is sleeved on two side ends of the display module 200, and the reinforcing frame 210 is connected to the driving assembly 500.

The reinforcing frame 210 is sleeved on the left frame and the right frame of the display module 200, so that the driving force of the driving assembly 500 is uniformly distributed on the edge of the display module 200, and the damage to the display module 200 when the driving assembly 500 moves can be reduced; and the reinforcing frame 210 has stronger structural strength, which can improve the structural stability of the display device 100.

Referring to fig. 1 to 3 and 4 to 6, in some embodiments, the base 300 is provided with a sliding groove 310, and the arc-shaped sliding rail 320 and the driving assembly 500 are installed in the sliding groove 310.

By arranging the sliding groove 310 on the base 300, the accommodating space in the sliding groove 310 can accommodate the arc-shaped sliding rail 320 and the driving assembly 500, so that the space utilization rate of the base 300 can be improved, excessive parts are prevented from being arranged externally, and the attractiveness of the display device 100 is improved.

In some embodiments, a dust brush (not shown) is disposed at the opening of the chute 310.

It is understood that the display device 100 is placed on a horizontal surface, impurities, dust, etc. in the air may be settled on the base 300, and a portion of the impurities and dust may enter the chute 310, which may affect the smoothness of the operation of the driving assembly 500.

The dust brush can block most of impurities and dust settled in the air, and the working stability of the driving assembly 500 is improved.

In some embodiments, the driving assembly 500 further includes a clip 700, the clip 700 is mounted in the sliding groove 310, the clip 700 is fixedly mounted on the rail holding module 510, a horizontally disposed stop piece (not shown) is disposed on the top of the sliding groove 310, and the upper surface of the clip 700 and the lower surface of the adaptor block 600 abut against the surface of the stop piece respectively.

That is, the upper surface of the clamping piece 700 and the lower surface of the adapting block 600 together enclose to form a U-shaped opening, and the U-shaped opening is sleeved on the blocking piece and can limit the vertical displacement of the driving assembly 500 on the base 300; and forms a double fixing structure with the rail holding module 510, further improving the installation stability of the driving assembly 500.

In some embodiments, the supporting frame 400 includes a rod 410 and fixing clips 430 disposed at both ends of the rod 410; any fixing clip 430 is installed on the base 300, and the upper frame and the lower frame of the display module 200 are respectively embedded in any fixing clip 430.

That is, the upper frame and the lower frame of the display module 200 are embedded in the fixing clips 430, and the two fixing clips 430 are also rigidly connected through the rod 410, so that the whole supporting frame 400 is fixed on the base 300, and the installation stability of the display module 200 is improved.

Further, the supporting frame 400 further includes two reinforcing plates 420, one end of each reinforcing plate 420 is mounted on the base 300, and the other end of each reinforcing plate 420 is connected to the rod 410.

Which can further improve the structural strength of the supporting bracket 400.

The application of the display device 100 in the embodiment of the present application is not particularly limited, and the display device may be any product or component having a display function, such as a television, a notebook computer, a virtual reality device, an augmented reality device, a vehicle-mounted display, an advertisement light box, and the like.

In the foregoing embodiments, the descriptions of the respective embodiments have respective emphasis, and for parts that are not described in detail in a certain embodiment, reference may be made to the related descriptions of other embodiments.

The display device 100 provided by the embodiment of the present application is described in detail above, and the principle and the implementation of the present application are explained herein by applying specific examples, and the description of the above embodiments is only used to help understanding the technical solution and the core idea of the present application; those of ordinary skill in the art will understand that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications or substitutions do not depart from the spirit and scope of the present disclosure as defined by the appended claims.

Claims

1. A display device, comprising:

a display module;

the base is provided with two arc-shaped sliding rails;

and the driving assemblies are movably mounted on the arc-shaped sliding rails respectively, the two ends of the two sides of the display module are connected with one driving assembly respectively, and the driving assemblies can move and bend along the arc-shaped sliding rails.

2. The display device of claim 1, wherein the drive assembly comprises a track-holding module and a drive module;

3. The display device according to claim 2, wherein the two sides of the arc-shaped slide rail are respectively provided with a V-shaped guide rail, and one side of the arc-shaped slide rail is provided with a passive transmission unit;

4. The display device of claim 3, wherein the track-holding module comprises two pairs of the V-shaped rollers; and/or the presence of a gas in the atmosphere,

5. The display device as claimed in claim 2, wherein the driving assembly further comprises a transfer block, the transfer block is rotatably mounted on the rail holding module, and either side end of the display module is fixed on the transfer block.

6. The display device of claim 1, further comprising a positioning detector mounted on the arcuate rail and a control module electrically connected to the positioning detector;

7. The display device according to claim 1, wherein a reinforcing frame is sleeved on two side end portions of the display module, and the reinforcing frame is connected with the driving assembly.

8. The display apparatus according to any one of claims 1 to 7, wherein the base is provided with a sliding groove, and the arc-shaped slide rail and the driving assembly are mounted in the sliding groove.

9. The display apparatus as claimed in claim 8, wherein a dust brush is provided at an opening of the chute.

10. The display device according to any one of claims 1 to 7, wherein the support frame comprises a rod body and fixing clips disposed at both ends of the rod body;

and any fixing clamp is arranged on the base, and the upper frame and the lower frame of the display module are respectively embedded in any fixing clamp.