CN109996019B

CN109996019B - Liftable OLED TV

Info

Publication number: CN109996019B
Application number: CN201910267900.5A
Authority: CN
Inventors: 高科; 杨宝磊; 朱莹; 彭晓宇
Original assignee: SKYWORTH OPTICAL-ELECTRONIC CO LTD
Current assignee: SKYWORTH OPTICAL-ELECTRONIC CO LTD
Priority date: 2019-04-03
Filing date: 2019-04-03
Publication date: 2021-07-27
Anticipated expiration: 2039-04-03
Also published as: CN109996019A

Abstract

The invention discloses a liftable OLED television, which comprises a central control box, a first elastic steel plate, a second elastic steel plate and an OLED flexible screen, wherein the top end of the central control box is provided with an opening, the first elastic steel plate, the second elastic steel plate and the OLED flexible screen are accommodated in the central control box, the top end of the first elastic steel plate, the top end of the second elastic steel plate and the top end of the OLED flexible screen are fixed on the same plane, and a driving device for driving the first elastic steel plate, the second elastic steel plate and the OLED flexible screen to ascend and descend along the opening of the central control box is further arranged in the central control box. The television provided by the invention can realize automatic extension, rolling and storage of the OLED flexible screen, and the OLED flexible screen can keep the strength without sagging when extending out, the volume of the OLED display screen is reduced after storage, the occupied space of the OLED television can be effectively saved, and the OLED flexible screen can be automatically stored and extended, so that the difficulty in use of users caused by complex operation is avoided.

Description

Liftable OLED TV

Technical Field

The invention relates to the field of televisions, in particular to a liftable OLED television.

Background

Since the TV enters the OLED era, the OLED has the characteristics of wide color gamut, high contrast, and ultra-thin, etc. and is widely used, but the flexible characteristic of the OLED is not fully exerted. In combination with the existing sudden increase of the house price and the crowding of people, people tend to be in a spiral living state more and more, but the size of the existing television is larger and larger, so that the existing television not only occupies too much family space, but also needs to be provided with a special television cabinet, and great inconvenience is brought to users.

Accordingly, the prior art is yet to be improved and developed.

Disclosure of Invention

The invention provides a liftable OLED television aiming at overcoming the defects in the prior art, and aims to solve the problem that the existing OLED television occupies a large space.

The utility model provides a liftable OLED television, wherein, is provided with the open-ended central control box and accomodates including the top the inside first elastic steel plate of central control box, second elastic steel plate and the flexible screen of OLED, the top of first elastic steel plate, the top of second elastic steel plate and the top of the flexible screen of OLED are fixed at same plane, still be provided with in the central control box and be used for the drive first elastic steel plate, second elastic steel plate and the flexible screen edge of OLED the ascending, the drive arrangement that descends of opening of central control box.

Liftable OLED TV, wherein, central control box is including fixed preceding deflector, well deflector and the back deflector that sets up in proper order, supreme by the plane gradually becoming the C profile is followed to the first gap shape between preceding deflector and the well deflector, second gap shape between back deflector and the well deflector is followed supreme by the plane gradually becoming anti-C profile from following, first elastic steel plate runs through in the first gap shape, second elastic steel plate runs through in the second gap shape.

The lifting OLED television is characterized in that a first roller for accommodating a first elastic steel plate, a second roller for accommodating a second elastic steel plate and a third roller for accommodating an OLED flexible screen are further arranged in the central control box.

Liftable OLED TV, wherein, be provided with the first clockwork spring of accomodating on first gyro wheel, second gyro wheel and the third gyro wheel respectively, the clockwork spring is accomodate to the second and the clockwork spring is accomodate to the third.

The lifting OLED television is characterized in that the driving device comprises a shell, a servo motor, a worm, a first worm wheel and a second worm wheel, wherein the shell is arranged above the middle guide plate and located between the front guide plate and the rear guide plate, the servo motor is arranged in the shell, the worm is connected with the servo motor, the first worm wheel and the second worm wheel are matched with the worm, and the first worm wheel and the second worm wheel are both provided with worm and caltrop teeth.

The lifting OLED television is characterized in that the first elastic steel plate and the second elastic steel plate are respectively provided with a tribulus worm hole matched with the tribulus worm teeth.

The lifting OLED television is characterized in that a guide roller for guiding the OLED flexible screen to the surface of the first elastic steel plate is further arranged in the central control box.

Liftable OLED TV, wherein, central control box still includes bottom sheathing, left side and links support and right side and links the support, preceding deflector, well deflector and back deflector are all fixed to be set up on the bottom sheathing, the left side that the support is used for fixed preceding deflector and back deflector is linked to the left side, right side that the support is used for fixed preceding deflector and back deflector links the right side.

The lifting OLED television is characterized in that the upper end face of one face, close to the front guide plate, of the middle guide plate is an arc face, and the lower end face of the middle guide plate is a flat face; the upper end that preceding deflector is close to the one side of well deflector is the arcwall face, and the lower extreme is the parallel surface, first gap shape between preceding deflector and the well deflector is from supreme becoming the C profile gradually by the plane down.

The lifting OLED television is characterized in that the upper end face of one face, close to the middle guide plate, of the rear guide plate is an arc face, and the lower end face of the rear guide plate is a parallel face; the shape of a second gap between the rear guide plate and the middle guide plate is gradually changed from a plane to a reverse C-shaped surface from bottom to top.

Has the advantages that: the lifting OLED television provided by the invention can realize automatic extension, rolling and storage of the OLED flexible screen, and the OLED flexible screen can keep the strength without bending and sagging when being extended out, the volume of the OLED display screen is reduced after being stored, the occupied space of the OLED television can be effectively saved, and the OLED flexible screen can be automatically stored and extended out, so that the difficulty in use of users caused by complex operation is avoided.

Drawings

Fig. 1 is an exploded schematic view of a liftable OLED television according to the present invention.

Fig. 2 is a schematic structural diagram of a liftable OLED television in an extended state according to the present invention.

Fig. 3 is an internal sectional view of the center control box of the present invention.

Fig. 4 is a stress model diagram of the lifting OLED television set in the extended state.

Fig. 5 is an exploded view of the driving device of the present invention.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer and clearer, the present invention is further described in detail below with reference to the accompanying drawings and examples. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

Referring to fig. 1-2, the present embodiment provides a liftable OLED television, including a central control box 10 having an opening 11 at a top end thereof, and a first elastic steel plate 20, a second elastic steel plate 30 and an OLED flexible screen 40 accommodated in the central control box 10, wherein the top end of the first elastic steel plate 20, the top end of the second elastic steel plate 30 and the top end of the OLED flexible screen 40 are fixed on a same plane, and a driving device 50 for driving the first elastic steel plate 20, the second elastic steel plate 30 and the OLED flexible screen 40 to ascend and descend along the opening of the central control box is further disposed in the central control box 10.

In this embodiment, the first elastic steel plate and the second elastic steel plate accommodated in the central control box can ascend or descend along the opening of the central control box under the driving of the driving device, and because the top end of the OLED flexible screen, the top end of the first elastic steel plate and the top end of the second elastic steel plate are fixed on a plane, the ascending or descending of the first elastic steel plate and the second elastic steel plate can correspondingly drive the ascending or descending of the OLED flexible screen, thereby realizing the automatic accommodation and extension of the OLED flexible screen; according to the invention, the OLED flexible screen can be kept in a stable state in an extending state by utilizing the mechanical characteristics of better vertical strength of the first elastic steel plate and the second elastic steel plate, and meanwhile, after the OLED flexible screen is accommodated in the central control box, the volume of the OLED television is obviously reduced, and the defect of larger occupied space is effectively solved.

In some embodiments, as shown in fig. 1 and 3, the central control box 10 includes a front guide plate 12, a middle guide plate 13, and a rear guide plate 14 fixedly disposed in sequence from front to back in the X-axis direction, a first gap is disposed between the front guide plate 12 and the middle guide plate 13, the shape of the first gap gradually changes from a plane to a C-shaped surface from bottom to top, a second gap is disposed between the rear guide plate 14 and the middle guide plate 13, the shape of the second gap gradually changes from a plane to an inverted C-shaped surface from bottom to top, the first elastic steel plate 20 penetrates through the first gap, and the second elastic steel plate 30 penetrates through the second gap.

In some specific embodiments, as shown in fig. 1 and 3, a first roller 21 for receiving the first elastic steel plate 20, a second roller 31 for receiving the second elastic steel plate 30, and a third roller 41 for receiving the OLED flexible screen 40 are further disposed in the central control box 10, and a first receiving spring 22, a second receiving spring 32, and a third receiving spring 42 are disposed on the first roller 21, the second roller 31, and the third roller 41, respectively.

In the embodiment, when the first elastic steel plate, the second elastic steel plate and the OLED flexible panel are in the storage state, the first elastic steel plate, the second elastic steel plate and the OLED flexible panel are respectively flatly wound on the first roller 21, the second roller 31 and the third roller 41 and are kept fastened by the storage springs connected with each other, at this time, the first elastic steel plate and the second elastic steel plate are both in a material internal stress unnatural state, a bending moment calculation formula of which in a planar state is M = BH/6L, (B is a material characteristic stress, H is a bending moment direction section height, and L is a stress point position length), because at this time, H is approximately equal to a steel plate thickness, and the elastic steel plate is extremely thin, the elastic steel plate can be flatly wound on the corresponding roller with a small bending moment.

When the first elastic steel plate and the second elastic steel plate respectively pass through the first gap and the second gap to extend upwards under the driving action of the driving device, the first elastic steel plate is of a C-shaped surface from a plane shaping mode and gradually extends out of the central control box in a C-shaped steel structure, and the first elastic steel plate is of an inverted C-shaped surface from the plane shaping mode and also extends out of the central control box together with the first elastic steel plate, wherein the inverted C-shaped surface is a C-shaped surface with an opening direction opposite to that of the C-shaped surface in the embodiment; at this time, the first elastic steel plate and the second elastic steel plate are both in a natural state of internal stress of the material, and the calculation formula of the bending moment in the "C" shape state is also M = BH/6L, (B is the material characteristic stress, H is the bending moment direction section height, and L is the stress point position length), because at this time H is approximately equal to the two-step point size in the "C" shape thickness direction, which is larger, the first elastic steel plate and the second elastic steel plate can possess certain strength in the vertical direction without bending.

First elastic steel plate and second elastic steel plate are "C" word opening and rise face to face in step, the flexible screen of simultaneous pulling OLED stretches out central control box, because the top of first elastic steel plate and second elastic steel plate is fixed at the coplanar, so first elastic steel plate and second elastic steel plate stretch out central control box and be the door type atress, as shown in figure 4, the flexible screen of OLED receives decurrent gravity and clockwork spring pulling force to influence, first elastic steel plate and second elastic steel plate almost only receive pulling force or pressure influence, receive the most fragile moment of torsion influence minimum, this embodiment adds through two elastic steel plates and holds, can guarantee that the flexible screen of OLED keeps the stable in structure state.

When the first elastic steel plate and the second elastic steel plate are respectively stored in the central control box through the first gap and the second gap under the driving action of the driving device, the first elastic steel plate and the second elastic steel plate are shaped into planes by the C-shaped surface, the bending moment of the first elastic steel plate and the second elastic steel plate after being flattened is reduced, the flat coils are wound on corresponding rollers under the pulling of the storage spring until the storage of the elastic steel plates is completed, and in the process, the OLED flexible screen is stored by the corresponding rollers together until all the OLED flexible screen is stored in the central control box.

In some embodiments, as shown in fig. 3 and 5, the driving device 50 includes a housing 51 disposed above the middle guide plate 13 and between the front guide plate 12 and the rear guide plate 14, a servo motor 52 disposed in the housing 51, a worm 53 connected to the servo motor 52, a first worm wheel 54 and a second worm wheel 55 adapted to the worm 53, and a worm wheel caltrop 56 disposed on each of the first worm wheel 54 and the second worm wheel 55; the first elastic steel plate 20 and the second elastic steel plate 30 are both provided with a tribulus worm hole 57 matched with the tribulus worm teeth.

In the embodiment, when the servo motor is electrified and rotates in the positive direction, the servo motor drives the worm to rotate in the positive direction, the worm drives the first worm wheel and the second worm wheel to rotate, the tribulus terrestris teeth on the worm wheel are inserted into the tribulus terrestris holes on the elastic steel plate to be matched with each other, the elastic steel plate is pulled to move upwards, the elastic steel plate is pulled out from the roller, the spring is stored and tightened, and the elastic steel plate stretches out from an opening of the central control box after being shaped by a gap between the guide plates; when the servo motor is electrified and rotates reversely, the servo motor drives the worm to rotate reversely, the worm drives the first worm wheel and the second worm wheel to rotate, the tribulus worm teeth on the worm wheels are inserted into the tribulus worm holes on the corresponding elastic steel plates to be matched with each other, the elastic steel plates are pulled to move downwards, the elastic steel plates are pushed into gaps between the guide plates, the flat coils are pulled down by the storage spring to be wound on the corresponding idler wheels until the steel plates are stored completely, and the OLED flexible screen is stored by the corresponding idler wheels until all the OLED flexible screen is stored in the central control box.

In some embodiments, as shown in fig. 3, a guide roller 60 for guiding the OLED flexible screen 40 to the surface of the first elastic steel plate 20 is further disposed in the central control box 10. In this embodiment, when the flexible screen of OLED upwards extends under the drive of first elastic steel board, the flexible screen of OLED can hug closely under guide roller's effect first elastic steel board surface upwards extends, guarantees that the flexible screen of OLED keeps stable smooth shape after expanding.

In some embodiments, as shown in fig. 1, the central control box 10 further includes a bottom cover 15, a left link bracket 16 and a right link bracket 17, the front guide plate 12, the middle guide plate 13 and the rear guide plate 14 are all fixedly disposed on the bottom cover 15, the left link bracket 16 is used for fixing the left sides of the front guide plate 12 and the rear guide plate 14, and the right link bracket 17 is used for fixing the right sides of the front guide plate 12 and the rear guide plate 14.

In the embodiment, the front guide plate, the middle guide plate, the rear guide plate, the left linking bracket and the right chain bracket are all cast iron pieces, and have high strength and durability; after the left and right linking supports are fixed on the front/middle/rear guide plates through screws, all the parts can be stable and reliable in structure under a high-strength pouring iron piece, the quality of the pouring iron piece is large, the center of the OLED television can be guaranteed to be low, and the OLED television is not prone to toppling.

In some specific embodiments, as shown in fig. 1, an upper end surface of one surface of the middle guide plate close to the front guide plate is an arc surface, and a lower end surface is a flat surface; the upper end that preceding deflector is close to the one side of well deflector is the arcwall face, and the lower extreme is the parallel surface, first gap shape between preceding deflector and the well deflector is from supreme becoming the C profile gradually by the plane down. The upper end face of one surface of the rear guide plate, which is close to the middle guide plate, is an arc-shaped face, and the lower end face is a parallel face; the shape of a second gap between the rear guide plate and the middle guide plate is gradually changed from a plane to a reverse C-shaped surface from bottom to top.

In summary, according to the mechanical properties of the elastic steel plate, the shape of the elastic steel plate is changed by adding the shaping effect of the guide plate on the elastic steel plate, so that the mechanical properties of the elastic steel plate are changed, the extending and curling accommodations of the elastic steel plate are realized under the auxiliary effects of the servo motor and the accomodating spring, the elastic steel plate drives the OLED flexible screen to extend and accommodate together, the lifting effect of the OLDE television is finally realized, and the occupied space of the television is greatly saved.

It is to be understood that the invention is not limited to the examples described above, but that modifications and variations may be effected thereto by those of ordinary skill in the art in light of the foregoing description, and that all such modifications and variations are intended to be within the scope of the invention as defined by the appended claims.

Claims

1. The utility model provides a liftable OLED television, its characterized in that is provided with the open-ended central control box and accomodates including the top the inside first elastic steel plate of central control box, second elastic steel plate and the flexible screen of OLED, the top of first elastic steel plate, second elastic steel plate and the top of the flexible screen of OLED are fixed at same plane, the central control box is including fixed preceding deflector, well deflector and the back deflector that sets up in proper order, supreme gradually becoming the C profile by the plane from supreme down in the first gap shape between preceding deflector and the well deflector, second gap shape between back deflector and the well deflector is from supreme becoming anti-C profile gradually by the plane down, first elastic steel plate runs through in the first gap shape, second elastic steel plate runs through in the second gap shape, still be provided with in the central control box and be used for driving first elastic steel plate, second elastic steel plate, And the second elastic steel plate and the OLED flexible screen ascend and descend along the opening of the central control box.

2. The liftable OLED television set as claimed in claim 1, wherein a first roller for accommodating the first elastic steel plate, a second roller for accommodating the second elastic steel plate, and a third roller for accommodating the OLED flexible screen are further disposed in the central control box.

3. The liftable OLED television set as claimed in claim 2, wherein the first roller, the second roller and the third roller are respectively provided with a first holding spring, a second holding spring and a third holding spring.

4. The liftable OLED television as claimed in claim 1, wherein the driving device comprises a casing arranged above the middle guide plate and located between the front guide plate and the rear guide plate, a servo motor arranged in the casing, a worm connected with the servo motor, and a first worm wheel and a second worm wheel which are matched with the worm, and both the first worm wheel and the second worm wheel are provided with tribulus terrestris.

5. The liftable OLED television as claimed in claim 4, wherein the first elastic steel plate and the second elastic steel plate are both provided with a tribulus worm hole matched with the tribulus worm teeth.

6. The liftable OLED television set as claimed in claim 1, wherein a guide roller for guiding the OLED flexible screen to the surface of the first elastic steel plate is further arranged in the central control box.

7. The liftable OLED television as recited in claim 1, wherein the central control box further comprises a bottom cover plate, a left linking bracket and a right linking bracket, the front guide plate, the middle guide plate and the rear guide plate are all fixedly arranged on the bottom cover plate, the left linking bracket is used for fixing the left sides of the front guide plate and the rear guide plate, and the right linking bracket is used for fixing the right sides of the front guide plate and the rear guide plate.

8. The liftable OLED television set as claimed in claim 1, wherein the upper end surface of the side of the middle guide plate close to the front guide plate is an arc surface, and the lower end surface is a flat surface; the upper end that preceding deflector is close to the one side of well deflector is the arcwall face, and the lower extreme is the parallel surface, first gap shape between preceding deflector and the well deflector is from supreme becoming the C profile gradually by the plane down.

9. The liftable OLED television set as claimed in claim 8, wherein the upper end surface of one surface of the rear guide plate close to the middle guide plate is an arc surface, and the lower end surface is a parallel surface; the shape of a second gap between the rear guide plate and the middle guide plate is gradually changed from a plane to a reverse C-shaped surface from bottom to top.