CN110891108A

CN110891108A - Folding screen rotating shaft structure and folding screen electronic equipment

Info

Publication number: CN110891108A
Application number: CN201911389972.3A
Authority: CN
Inventors: 刘伟
Original assignee: Shanghai Smell Information Technology Co Ltd
Current assignee: Shanghai Smell Information Technology Co Ltd; Shanghai Wentai Information Technology Co Ltd
Priority date: 2019-12-30
Filing date: 2019-12-30
Publication date: 2020-03-17

Abstract

The invention belongs to the technical field of display equipment and discloses a folding screen rotating shaft structure and folding screen electronic equipment. By arranging the folding screen rotating shaft structure, the folding screen can be prevented from generating acting force on the supporting frame in the bending process, and the stress generated when the folding screen is folded and in a folded state can be effectively buffered; meanwhile, the length adjustability of the folding screen rotating shaft structure along the second direction is realized, the folding screen is not deformed when being bent, and the shell is not shrunk in a bending area, so that the stress of the display device when being folded is eliminated, the stress concentration problem is optimized, the easy bending property is realized, and the service lives of the folding screen and the folding screen electronic device are prolonged.

Description

Folding screen rotating shaft structure and folding screen electronic equipment

Technical Field

The invention relates to the technical field of display equipment, in particular to a folding screen rotating shaft structure and folding screen electronic equipment.

Background

With the updating of electronic products, the display screens of various electronic devices, such as mobile phones, tablet computers, and the like, become larger and larger, and with the increase of the display screens, the problems of inconvenience in carrying and storage, and the like, can be brought. Therefore, the folding screen can be produced.

At present, electronic equipment with a folding screen, in particular folding screen electronic equipment with the folding screen having a certain side surface area, has overlarge stress of the folding screen when the folding screen electronic equipment is bent due to the structural design of a rotating shaft and the structural design of the whole machine, so that the screen and the structure of the whole machine are easily damaged after long-term use, and the service life of the whole machine is influenced.

Disclosure of Invention

The invention aims to provide a folding screen rotating shaft structure and folding screen electronic equipment, which can be used for optimizing the stress concentration problem of a folding part on a folding screen and effectively prolonging the service life of the folding screen and the folding screen electronic equipment.

In order to achieve the purpose, the invention adopts the following technical scheme:

the utility model provides a folding screen pivot structure, includes a plurality of pintle and a plurality of damping piece, and is a plurality of the pintle is connected side by side and is extended along the first direction, adjacent two the pintle passes through one along the second direction the damping piece is connected, second direction perpendicular to the first direction is located two of the outside the pintle difference sliding connection is in folding screen.

As an optimal technical scheme of the folding screen rotating shaft structure, the folding screen rotating shaft structure further comprises a plurality of telescopic blocks, two telescopic blocks are located on the outermost side, a plurality of telescopic blocks are arranged on the pintle, and the telescopic blocks are connected to the folding screen in a sliding mode.

As an optimal technical scheme of the folding screen rotating shaft structure, the head of the telescopic block is provided with a blocking piece, and the blocking piece is used for preventing the telescopic block from slipping off the folding screen.

A folding screen electronic device comprises a shell, a folding screen arranged on the shell, a supporting frame arranged in the shell and a folding screen rotating shaft structure, wherein the folding screen comprises a first screen, a folding part and a second screen, and one side of the first screen is hinged with the second screen through the folding part; the supporting frame comprises a first frame and a second frame, the first frame is supported on the back of the first screen, the second frame is supported on the back of the second screen, the folding screen rotating shaft structure is connected between the first frame and the second frame, and the two pins located on the outermost sides are respectively connected to the first frame and the second frame in a sliding mode.

As the preferred technical scheme of above-mentioned folding screen electronic equipment, the folding screen still includes the side screen, the opposite side of first screen with the side screen is and presets the contained angle and links firmly.

As a preferable technical solution of the above folding screen electronic device, a first stress groove is disposed at the folding portion on the back surface of the folding screen, and the first stress groove is configured to buffer a bending stress when the first screen and the second screen are folded with each other.

As a preferred technical solution of the above folding screen electronic device, the folding screen electronic device further includes a stiffening and reinforcing film disposed on the back side of the folding screen, and the stiffening and reinforcing film is provided with the first stress groove.

As a preferable technical solution of the above folding screen electronic device, the folding screen electronic device further includes a support layer, the support layer is connected between the first frame and the second frame, and the support layer is used to ensure flatness of the folding screen when the folding screen is in the unfolded state.

As a preferable technical solution of the above folding screen electronic device, a second stress groove is provided on the support layer, and the second stress groove is configured to buffer the bending stress.

As the preferred technical scheme of the folding screen electronic equipment, the upper end and the lower end of the shell are respectively provided with the light sensation light inlet lamp, the loudspeaker sound outlet hole and the MIC sound outlet hole.

As a preferred technical solution of the above folding screen electronic device, the light-sensing light fixture has a first light incident inclined plane that is inclined toward the folding screen, and a second light incident inclined plane that is opposite to the first light incident inclined plane.

As the preferred technical scheme of the folding screen electronic equipment, the folding screen electronic equipment further comprises a light sense device, an MIC and a loudspeaker which are arranged at the upper end and the lower end of the first frame or the second frame, wherein the light sense device corresponds to the light sense light lamps, the loudspeaker corresponds to the loudspeaker sound outlet holes, and the MIC corresponds to the MIC sound outlet holes.

Compared with the prior art, the invention has the advantages and beneficial effects that:

according to the folding screen rotating shaft structure and the folding screen electronic equipment, the folding screen rotating shaft structure is arranged between the first frame and the second frame, so that acting force on the supporting frame can be prevented from being generated in the bending process of the folding screen, and stress generated when the folding screen is folded and in a folded state can be effectively buffered; meanwhile, the length adjustability of the folding screen rotating shaft structure along the second direction is realized, the folding screen is not deformed when being bent, and the shell is not shrunk in a bending area, so that the stress of the display device when being folded is eliminated, the stress concentration problem is optimized, the easy bending property is realized, and the service lives of the folding screen and the folding screen electronic device are prolonged.

Drawings

Fig. 1 is a schematic structural diagram of a folding-screen electronic device according to an embodiment of the present invention in a folded state;

FIG. 2 is a schematic structural diagram of another view angle of the electronic device with a folding screen in a folded state according to an embodiment of the present invention;

FIG. 3 is an end schematic view of a folding screen electronic device provided in accordance with an embodiment of the present invention in a folded state;

FIG. 4 is a schematic structural diagram of a foldable electronic device according to an embodiment of the present invention in an unfolded state;

FIG. 5 is a schematic diagram of an external structure of a foldable electronic device according to an embodiment of the present invention in an unfolded state;

FIG. 6 is an enlarged partial view of the bend region of FIG. 5;

fig. 7 is a schematic diagram of an internal structure of the electronic device with a foldable screen according to an embodiment of the present invention in an unfolded state;

FIG. 8 is an enlarged partial view of the bend region of FIG. 7;

FIG. 9 is a schematic diagram of a folding screen according to an embodiment of the present invention;

FIG. 10 is an enlarged partial view of the bend region of FIG. 9;

FIG. 11 is a schematic structural view of a support frame provided in accordance with an embodiment of the present invention;

fig. 12 is an enlarged partial view of the bend region of fig. 11.

In the figure:

1. a housing; 11. a light-sensitive incident lamp; 12. a sound outlet hole of the loudspeaker; 13. an MIC sound outlet hole;

2. folding the screen; 21. a first screen; 22. a folding part; 23. a second screen; 24. a side screen;

3. hardening the reinforcing film; 31. a first stress groove;

4. a support frame; 41. a first frame; 42. a second frame; 43. a slide hole; 44. a light sensing device; 45. MIC; 46. a horn;

5. a support layer; 51. a second stress groove;

6. a folding screen rotating shaft structure; 61. a pintle; 62. a damping block; 63. a telescopic block; 64. a baffle plate.

Detailed Description

In order to make the technical problems solved, the technical solutions adopted and the technical effects achieved by the present invention clearer, the technical solutions of the present invention are further described below by way of specific embodiments with reference to the accompanying drawings.

In the description of the present invention, unless expressly stated or limited otherwise, 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 otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. 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.

In the description of the present embodiment, the terms "upper", "lower", "right", etc. are used in an orientation or positional relationship based on that shown in the drawings only for convenience of description and simplicity of operation, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used only for descriptive purposes and are not intended to have a special meaning.

As shown in fig. 1 to 12, the present embodiment discloses a folding screen electronic device, and specifically, referring to fig. 1 to 6, the folding screen electronic device includes a housing 1 and a folding screen 2 disposed on the housing 1, the folding screen 2 is in an outward folding structure, the folding screen 2 includes a first screen 21, a folding portion 22, a second screen 23 and a side screen 24, one side of the first screen 21 is hinged to the second screen 23 through the folding portion 22, the other side of the first screen is fixedly connected to the side screen 24 at a preset included angle, and a folding angle between the first screen 21 and the second screen 23 ranges from 0 ° to 180 °, so that the first screen 21 and the second screen 23 have an unfolded state and a folded state; the back surface of the folding screen 2 is provided with a first stress groove 31 at the folding portion 22, and the first stress groove 31 is configured to buffer a bending stress when the first screen 21 and the second screen 23 are folded with each other.

Through the structural arrangement, the first screen 21 and the second screen 23 can be relatively turned over, when the folding angle between the first screen 21 and the second screen 23 is 0 degree, the first screen 21 and the second screen 23 are in an unfolded state, and the whole folding screen 2 is a large screen and has a better visual effect; when the folding angle between the first screen 21 and the second screen 23 is 180 degrees, the first screen 21 and the second screen 23 are in a folded state, and at the moment, the display surface of the first screen 21 and the display surface of the second screen 23 are arranged oppositely, so that two-side touch operation can be realized, and the dual-screen touch control device is more convenient and practical. Through set up first stress groove 31 at the folding portion 22 back, can effectively cushion the stress of bending when first screen 21 and second screen 23 are folding each other, optimize the stress concentration problem of folding screen 2, realized the easy bendability of folding screen 2, prolonged folding screen 2 and display device's life.

Further, as shown in fig. 8 to 10, the display device of the present embodiment further includes a stiffening film 3 disposed on the back surface of the folding screen 2, and the stiffening film 3 is provided with the first stress groove 31. The hardening and reinforcing film 3 can buffer the bending stress, so that the folding screen 2 is ensured to be repeatedly bent without generating cracks, and the service lives of the folding screen 2 and the display equipment are further prolonged.

The shell 1 is made of flexible materials, so that the bending stress of the whole machine can be reduced, and the folding screen 2 is fixedly arranged on the surface of the shell 1. In order to secure the structural strength of the display device, as shown in fig. 4, 7 and 11, a support frame 4 is provided inside the housing 1, the support frame 4 includes a first frame 41 supported on the back surface of the first screen 21 and a second frame 42 supported on the back surface of the second screen 23, and the first frame 41 and the second frame 42 are hinged. When folding, carry on casing 1 and folding screen 2 by braced frame 4 and overturn and buckle, stable in structure.

Further, as shown in fig. 6 and 8, the display device further includes a support layer 5, and the support layer 5 is fixedly connected between the first frame 41 and the second frame 42, that is, the support layer 5 is disposed at the bending region of the support frame 4. The support layer 5 is used to support the folded portion 22 of the folding screen 2 when the folding screen 2 is in the unfolded state, so as to ensure flatness when the folding screen 2 is in the unfolded state, thereby ensuring touch sensitivity.

More preferably, the second stress groove 51 is formed in the support layer 5, and the second stress groove 51 can buffer bending stress, so that the bending easiness of the support layer 5 is ensured, and meanwhile, the length of the folding screen 2 is not deformed in the bending process. In the present embodiment, the second stress groove 51 and the first stress groove 31 are both of a continuous corrugated structure, and the corrugation size of the second stress groove 51 is larger than that of the first stress groove 31.

In the present embodiment, as shown in fig. 7, 8, 11 and 12, the display apparatus further includes a folding screen hinge structure 6 connected between the first frame 41 and the second frame 42, and the first frame 41 and the second frame 42 are hinged by the folding screen hinge structure 6. The folding screen rotating shaft structure 6 comprises a plurality of pins 61, a plurality of damping blocks 62 and a plurality of telescopic blocks 63. Wherein, a plurality of pintle 61 are connected side by side and extend along the first direction, and two pintle 61 positioned at the outermost side are respectively connected with the first frame 41 and the second frame 42 in a sliding manner. Two adjacent pintle 61 are connected in the second direction by a damping block 62. Specifically, two through holes are formed in the damping block 62 along the first direction, the damping block 62 is fixedly sleeved on the pintle 61 through the two through holes, and the damping block 62 can realize that the first frame 41 and the second frame 42 stop at any angle during rotation. The second direction is perpendicular to the first direction, the first direction being the long side direction of the folded portion 22, and the second direction being the short side direction of the folded portion 22. Alternatively, in order to ensure the structural stability of the folding screen rotating shaft structure 6, the pintle 61 is arranged side by side at equal intervals in the second direction, and the damping blocks 62 are arranged at equal intervals in the first direction.

The two axial pins 61 located at the outermost side of the plurality of axial pins 61 are respectively provided with a plurality of telescopic blocks 63, the first frame 41 and the second frame 42 are respectively and correspondingly provided with a sliding hole 43, and the telescopic blocks 63 are slidably arranged in the sliding holes 43. Furthermore, the telescopic block 63 includes a fixing portion and a sliding portion, the fixing portion is sleeved on the pintle 61, one end of the sliding portion is telescopically connected to the fixing portion, and the other end is slidably disposed in the sliding hole 43. To prevent the sliding portion from coming out of the sliding hole 43, a stopper 64 is provided at an end of the sliding portion away from the fixing portion. This folding screen pivot structure 6 simple structure, it is small, good reliability, the process of bending can not produce the effort to braced frame 4, can effectively cushion folding screen 2 folding time and be in the stress that produces when fold condition. Meanwhile, the length adjustability of the folding screen rotating shaft structure 6 in the second direction is realized through the folding screen rotating shaft structure 6, the folding screen 2 is not deformed when being bent, and the shell 1 contracts inwards in a bending area, so that stress of the display device when being folded is eliminated.

At present, the folding screen electronic equipment also has the problems of low screen utilization rate and small screen occupation ratio, and the screen occupation ratio of the whole machine is limited by the arrangement of devices such as a receiver, a light sensation part and the like.

In order to solve the above problem, as shown in fig. 3, the housing 1 of the present embodiment is provided with a light-sensitive light-incoming lamp 11, a horn sound-emitting hole 12, and an MIC sound-emitting hole 13 at both upper and lower ends thereof. Accordingly, as shown in fig. 5 and 7, the upper and lower ends of the first frame 41 or the second frame 42 are provided with a light sensor 44, a MIC45 (MICrophone), and a speaker 46, the light sensor 44 is disposed corresponding to the light-sensitive light-incoming lamp 11, the speaker 46 is disposed corresponding to the speaker sound-emitting hole 12, and the MIC45 is disposed corresponding to the MIC sound-emitting hole 13. Above-mentioned structure has realized the integrality that 2 curtains of display device folding screen show, guarantees the whole face of the first screen 21 of back of expanding and second screen 23 and shows, has improved display device's screen utilization ratio.

The upper end and the lower end of the first frame 41 or the second frame 42 are respectively provided with the light sensing device 44, the MIC45 and the loudspeaker 46, so that the display device can be used without distinguishing directions, and the use convenience is improved. When a user commutates, the main board gyroscope commutates, the circuit is connected with the loudspeaker 46 and the MIC45 at the corresponding end, the use process is not affected, and conversation and sound output can be carried out when the main board gyroscope is used in any direction. In the present embodiment, the light-sensitive light-entering lamp 11, the speaker sound-emitting hole 12, and the MIC sound-emitting hole 13 are provided at upper and lower ends of the case 1 corresponding to the first screen 21, and accordingly, the light-sensitive devices 44, the MIC45, and the speakers 46 are provided at upper and lower ends of the first frame 41.

Further, the light-sensing light-entering lamp 11 has a first light-entering inclined plane (not shown) inclined toward one side of the foldable screen 2, and a second light-entering inclined plane opposite to the first light-entering inclined plane. The light sense light incoming lamp 11 can ensure that any inclined plane can sense the change of light when corresponding to a person, and the use convenience of the display device is improved.

It should be understood that the above-described embodiments of the present invention are merely examples for clearly illustrating the present invention, and are not intended to limit the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.

Claims

1. The utility model provides a folding screen pivot structure, its characterized in that includes a plurality of pintle (61) and a plurality of damping piece (62), and is a plurality of pintle (61) are connected side by side and are extended along first direction, adjacent two pintle (61) are followed the second direction and are passed through one damping piece (62) are connected, the second direction perpendicular to first direction is located two of the outside pintle (61) difference sliding connection is in folding screen.

2. The folding screen rotating shaft structure according to claim 1, further comprising a plurality of telescopic blocks (63), wherein the plurality of telescopic blocks (63) are arranged on two outermost pins (61), and the telescopic blocks (63) are slidably connected to the folding screen.

3. The hinge structure of claim 2, wherein the head of the telescopic block (63) is provided with a blocking piece (64), and the blocking piece (64) is used for preventing the telescopic block (63) from slipping off the folding screen.

4. A folding screen electronic device, comprising a housing (1), a folding screen (2) disposed on the housing (1), a support frame (4) disposed inside the housing (1), and the folding screen spindle structure (6) according to any one of claims 1 to 3, wherein the folding screen (2) comprises a first screen (21), a folding portion (22), and a second screen (23), and one side of the first screen (21) is hinged through the folding portion (22) and the second screen (23); the supporting frame (4) comprises a first frame (41) and a second frame (42), the first frame (41) is supported on the back of the first screen (21), the second frame (42) is supported on the back of the second screen (23), the folding screen rotating shaft structure (6) is connected between the first frame (41) and the second frame (42), and two shaft pins (61) located on the outermost sides are respectively connected to the first frame (41) and the second frame (42) in a sliding mode.

5. The folding screen electronic device of claim 4, wherein the folding screen (2) further comprises a side screen (24), and the other side of the first screen (21) is fixedly connected with the side screen (24) at a preset included angle.

6. The folding-screen electronic device according to claim 4, wherein a first stress groove (31) is provided on the back surface of the folding screen (2) at the folding portion (22), and the first stress groove (31) is configured to buffer a bending stress when the first screen (21) and the second screen (23) are folded with each other.

7. The folding-screen electronic device of claim 6, further comprising a stiffening reinforcement film (3) disposed on a back side of the folding screen (2), wherein the stiffening reinforcement film (3) is provided with the first stress groove (31).

8. The folding screen electronic device of claim 6, further comprising a support layer (5), wherein the support layer (5) is connected between the first frame (41) and the second frame (42), and wherein the support layer (5) is configured to ensure flatness of the folding screen (2) in the unfolded state.

9. The folding screen electronic device of claim 8, wherein a second stress slot (51) is provided on the support layer (5), the second stress slot (51) being configured to buffer the bending stress.

10. The folding screen electronic device according to claim 4, wherein the housing (1) is provided at both upper and lower ends thereof with a light-sensitive light-entering lamp (11), a speaker sound-emitting hole (12), and an MIC sound-emitting hole (13).

11. The folding screen electronic device of claim 10, wherein the light-sensitive light-entering lamp (11) has a first light-entering inclined plane obliquely arranged toward the folding screen (2), and a second light-entering inclined plane arranged opposite to the first light-entering inclined plane.

12. The folding screen electronic device of claim 10, further comprising a light sensor (44), an MIC (45) and a speaker (46) disposed at upper and lower ends of the first frame (41) or the second frame (42), wherein the light sensor (44) and the light sensor light inlet lamp (11) are disposed correspondingly, the speaker (46) and the speaker sound outlet hole (12) are disposed correspondingly, and the MIC (45) and the MIC sound outlet hole (13) are disposed correspondingly.