CN111862801A - Hinge of fold-in flexible screen mobile terminal and fold-in flexible screen mobile terminal - Google Patents
Hinge of fold-in flexible screen mobile terminal and fold-in flexible screen mobile terminal Download PDFInfo
- Publication number
- CN111862801A CN111862801A CN201910359838.2A CN201910359838A CN111862801A CN 111862801 A CN111862801 A CN 111862801A CN 201910359838 A CN201910359838 A CN 201910359838A CN 111862801 A CN111862801 A CN 111862801A
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- flexible screen
- mobile terminal
- hinge
- screen mobile
- fold
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- 238000005452 bending Methods 0.000 claims description 6
- 230000000694 effects Effects 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 241001280173 Crassula muscosa Species 0.000 description 7
- 230000001360 synchronised effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 230000000873 masking effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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Classifications
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- G09F9/00—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements
- G09F9/30—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements
- G09F9/301—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements flexible foldable or roll-able electronic displays, e.g. thin LCD, OLED
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C11/00—Pivots; Pivotal connections
- F16C11/04—Pivotal connections
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Mechanical Engineering (AREA)
- Telephone Set Structure (AREA)
Abstract
The invention provides a hinge of a folding-in flexible screen mobile terminal and the folding-in flexible screen mobile terminal, comprising a middle supporting structure, a left side bracket and a right side bracket which are rotatably arranged on the middle supporting structure; the left side support and the right side support rotate concentrically, the rotation axis line is higher than the position of the middle support shaft covered by the flexible screen of the flexible screen mobile terminal folded inwards under the state that the flexible screen is flattened, and the hinge is provided with a left movable support plate and a right movable support plate of the flexible screen respectively for the inner ends of the left flexible screen support plate and the right flexible support plate. The invention does not need to adopt a complicated left side moving mechanism and a complicated right side moving mechanism, can provide support for the flexible screen and provide avoidance when the flexible screen is bent, has stable performance, better meets the requirement of mass production, reduces the cost, and is suitable for the design and application of the narrow frame of the flexible screen mobile terminal.
Description
Technical Field
The invention relates to a flexible screen mobile terminal and a hinge thereof.
Background
For a mobile terminal, the flexible screen is an ideal screen, the mobile terminal can be folded when being carried, double display is obtained by flattening when being used, and the requirement for large-screen display is met. Because the flexible screen is a continuous screen, the flexible screen has the avoidance space requirement when the flexible screen is bent.
Disclosure of Invention
The invention aims to provide a hinge of a fold-in flexible screen mobile terminal, which has a very simple structure and can support a flexible screen and provide avoidance when the flexible screen is bent. Therefore, the invention adopts the following technical scheme:
the hinge of the inward-folding flexible screen mobile terminal is characterized by comprising a middle supporting structure, a left side bracket and a right side bracket, wherein the left side bracket and the right side bracket are rotatably arranged on the middle supporting structure and concentrically rotate; the axis of the rotating shaft is higher than the part of the middle support structure covered by the flexible screen when the flexible screen is in a flat state; the hinge is provided with a left movable supporting plate and a right movable supporting plate of the flexible screen respectively corresponding to the inner side ends of the left flexible screen supporting plate and the right flexible supporting plate; when the hinge is in the state of foling, left side movable support board and right side movable support board all are in middle bearing structure top and with all have the interval between the middle bearing structure, the interval reaches the activity of left side movable support board and right side movable support board is let the position and is provided the flexible screen bending part space of letting out to the side when interior flexible screen mobile terminal folds.
Furthermore, when the circular arc-shaped parts of the left side support and the right side support which are rotationally connected with the middle support structure are in the folding state of the hinge, the parts of the circular arc-shaped parts which are higher than the middle support structure also give way for the bending parts of the flexible screen to bulge out to the side surface when the folding flexible screen mobile terminal is folded.
Furthermore, the left side bracket and the right side bracket comprise circular arc-shaped rotating connection parts and external connection parts; the central angle occupied by the circular arc-shaped rotating connection part is less than 180 degrees.
Furthermore, the rotating axis lines of the left side support and the right side support are higher than the position of the middle support shaft of the folded flexible screen mobile terminal, which is covered by the flexible screen in the state that the flexible screen is flattened.
Furthermore, the part of the middle supporting structure covered by the flexible screen is provided with a supporting surface, the flexible screen folding-in mobile terminal is in a state that the flexible screen is flattened, and the left movable supporting plate and the right movable supporting plate are connected with the left side and the right side of the supporting surface.
Furthermore, a synchronization mechanism of the left side bracket and the right side bracket is arranged on the middle supporting structure.
Furthermore, the left side support and the right side support comprise circular arc-shaped rotating connection parts, the synchronizing mechanism comprises an outer gear set which is externally meshed and connected, and the circular arc-shaped rotating connection parts are concentrically connected with circular arc-shaped inner racks which are meshed and connected with gears in the outer gear set.
Furthermore, the synchronous mechanism is arranged in the part of the middle supporting structure covered by the flexible screen.
Further, the hinge is provided with a torsion mechanism providing rotational resistance.
Furthermore, the left movable supporting plate and the right movable supporting plate are rotating plates, the outer ends of the rotating plates are rotating connecting ends, and supporting parts of the inner ends of the rotating plates are arranged on two sides of the middle supporting structure.
Furthermore, the rotating plate is connected with the elastic component, so that the inner side end of the rotating plate always tends to rotate downwards, and the inner side end of the rotating plate is provided with a guide surface matched with the supporting part.
The invention also provides the inward-folding flexible screen mobile terminal provided with the hinge.
Due to the adoption of the technical scheme, the flexible screen support device is simple in structure, good in adaptability, stable in performance, capable of supporting the flexible screen and providing avoidance when the flexible screen is bent, more in line with the requirement of mass production, and low in cost, and meanwhile, the flexible screen support device is also suitable for the narrow frame design and application of the flexible screen mobile terminal.
Drawings
Fig. 1 is an exploded view of an embodiment of the present invention.
Fig. 2 is a schematic view of the hinge of the present invention in an assembled state.
Fig. 3, 4 and 5 are schematic views of the hinge when the mobile terminal is closed, opened and rotated to fit the inner end of the movable support plate with the support portion of the middle support structure, and opened to be flat.
Fig. 6 is a schematic diagram of a middle shielding structure according to an embodiment of the invention.
Fig. 7 is a cross-sectional view of the mobile terminal according to the embodiment of the present invention in a closed state.
Detailed Description
Referring to the drawings, the hinge of the fold-in flexible screen mobile terminal provided by the invention comprises a middle supporting structure, a left side bracket 1 and a right side bracket 2. The left 1 and right 2 side brackets are rotatably mounted on the intermediate support structure.
The middle supporting structure is provided with shafts of a left side bracket 1 and a right side bracket 2; two pairs of left supports 1 and right supports 2 are arranged in the hinge, the two pairs of supports are respectively arranged at two ends close to the middle supporting structure, the two pairs of left supports 1 and right supports 2 can concentrically rotate by taking a shaft as the shaft, the central axis of the shaft is represented by reference numeral A, and the axis A is higher than the supporting surface 30 of the middle supporting structure for the flexible screen 300 of the fold-in flexible screen mobile terminal in a flexible screen flattening state.
The left casing 100 and the right casing 200 of the mobile terminal are respectively connected with the parts 5 of the left bracket 1 and the right bracket 2 by screws. The inner side surfaces of the left and right housings 100 and 200 are provided with left and right flexible screen support plates 101 and 201, respectively.
The hinge is provided with a left movable supporting plate 103 and a right movable supporting plate 203 for the inner ends of the left flexible screen supporting plate 101 and the right flexible screen supporting plate 201. When the hinge is in the state of folding, left side movable support plate 103 and right side movable support plate 203 are all in middle bearing structure top and with all have the interval between the middle bearing structure, the interval reaches the activity of left side movable support plate 103 and right side movable support plate 203 is let the position and is provided flexible screen bending part 301 space of letting out to the side of bulging when interior flexible screen mobile terminal folds.
The top surface of the part, covered by the flexible screen, of the middle supporting structure is set to be in the shape of a supporting surface, and the left movable supporting plate 103 and the right movable supporting plate 203 of the inward-folded flexible screen mobile terminal are connected with the left side and the right side of the supporting surface in the state that the flexible screen is flattened.
When the hinge is in a folding state, the arc-shaped part 4 of the left side support and the right side support which are rotatably connected with the shaft is also a abdication part which is higher than the arc-shaped part 41 of the middle support structure and is bulged to the side surface by the flexible screen bending part 301 when the folding flexible screen mobile terminal is folded.
A synchronous mechanism of a left bracket 1 and a right bracket 2 is arranged in the middle supporting structure, so that the left bracket 1 and the right bracket 2 can synchronously and reversely rotate concentrically. The position of the middle supporting structure covered by the flexible screen is internally provided with the synchronizing mechanism, so that the flexible screen 300 can cover the side very close to the folded flexible screen terminal, and the folded flexible screen mobile terminal with a narrow frame design is provided.
The synchronizing mechanism comprises a first gear 61 and a second gear 62 which are in meshed connection, and a circular arc inner rack 42 which is concentrically connected with the circular arc rotating connection part 4 or directly formed and meshed with the gears in the outer gear set. The circular arc-shaped inner rack 42 of the left bracket is meshed with the first gear 61, and the circular arc-shaped inner rack 42 of the right bracket is meshed with the second gear 62. Further, the first gear 61 and the second gear 62 are arranged in a partially staggered manner in the axial direction, a part of the first gear 61 and the second gear 62 are overlapped and meshed in the axial direction, and the staggered ends of the first gear 61 and the second gear 62 are respectively meshed with the circular arc-shaped inner rack 42 of the left bracket and the circular arc-shaped inner rack 42 of the right bracket, so that the thinning design and the narrow frame design of the mobile terminal are greatly facilitated.
The shaft may be provided in a sectional type including a middle section 35 and a set of first and second sections 31 and 32 symmetrically provided outside both sides of the middle section 35 for fitting components connected to a pair of left and right side brackets 1 and 2 of each side, such as accommodating a first gear 61 and a second gear 62, the second section 32 being between the first section 31 and the middle section 35, the second section 32 having a relief hole 310 of the first gear 61 and the second gear 62, and gear shaft connection holes of the first gear 61 and the second gear 62 being provided at both ends of the first section 31, the second section 32 and the middle section 35. The rotation guide locking grooves 33, 34 of the left bracket 1 and the right bracket 2 are arranged at the adjacent positions of the outer sides of the first section 31 and the second section 32 and the adjacent positions of the outer sides of the middle section 35 and the second section 32. The first segment 31, the second segment 32 and the middle segment 35 may be fixed together by welding or the like, and as in the present embodiment, the outer fixing strip 3 may be used, and the segments may be fixed to the fixing strip 3 by screws.
The left movable support plate 103 and the right movable support plate 203 are preferably rotating plates, so that the structure is very simple, the rotating structures on two sides of the middle support structure can rotate to the upper side of the middle support structure around the central axis A by the radius of the rotating structures relative to the central axis A, and the rotating structures can automatically and sensitively rotate around the rotating shafts of the rotating structures to give way under the bending action of the elastic component and the flexible screen.
The outer ends of the rotating plates (the left movable supporting plate 103 and the right movable supporting plate 203) are rotating connecting ends, reference numerals 104 and 204 are rotating shafts of the left movable supporting plate 103 and the right movable supporting plate 203, respectively, and the rotating plates may be respectively installed on a left bracket or a right bracket as in this embodiment, and also may be rotatably installed on a left casing or a right casing.
The support points 36 of the inboard ends of the pivotal plates are provided on either side of the intermediate support structure.
The rotating plate is connected with an elastic component, which may be a torsion spring 102, 202, the torsion spring makes the inner side end of the rotating plate always have a downward rotating trend (i.e. according to fig. 3-5, the torsion spring 102 makes the left movable support plate 103 have a clockwise rotating trend, the torsion spring 202 makes the right movable support plate 203 have an anticlockwise rotating trend), the inner side end of the left movable support plate 103 and the right movable support plate 203 is provided with a guiding surface 105, 205 matched with the supporting position, when the left movable support plate 103 and the right movable support plate 203 rotate along with the revolution and fall to the inner side end thereof to contact with the supporting position 36 (see fig. 4), under the action of the torsion spring, under the guiding match of the guiding surface 105, 205 and the supporting position 36, the left movable support plate 103 and the right movable support plate 203 can rotate reversely and more smoothly to the state of fig. 5.
The intermediate support structure may also be a shell structure with corresponding support plates, racks, etc., or may itself be a rack with support plates, various required parts, etc.
The hinge may further be provided with a torsion mechanism providing a rotation resistance to provide an operational feeling of opening and closing the mobile terminal and to facilitate a function of stopping rotation at any time and positioning at any time.
The torsion mechanism may comprise a friction structure between the shaft and the rotational connection 4, or a friction structure provided at the gear shaft, etc.
The folding-in flexible screen mobile terminal can be provided with a shielding structure on the outer side of the middle supporting structure so as to shield a gap between the middle supporting structure and the left and right casings in a folded state, the shielding structure can adopt a watch chain structure 500 with the width matched with that of the folding-in flexible screen mobile terminal, and the watch chain structure is directly used as an appearance shielding structure of a part to be shielded on the outer side of the middle part of the mobile terminal. Or a plurality of watch chain structures are arranged in parallel, a connecting rod is arranged between the adjacent watch chain structures, and the watch chain and the connecting rod are jointly used as an appearance shielding structure.
The fixed strip 3 can regard as a part of middle part outward appearance part, and sets up in its both sides the watch chain structure, the one end and the fixed strip 3 of watch chain structure 500 are connected, and the other end passes through extension spring 501 and left side support 1 or right side support 2 and connects (also can directly be connected with left side casing or right side casing), like this, can also play the automatic function of opening of mobile terminal.
Alternatively, the appearance masking structure may be directly covered on the outside of the fixing strip 3 or the intermediate support structure.
The above description is only an embodiment of the present invention, but the structural features of the present invention are not limited thereto, and any changes or modifications within the scope of the present invention by those skilled in the art are covered by the present invention.
Claims (12)
1. The hinge of the inward-folding flexible screen mobile terminal is characterized by comprising a middle supporting structure, a left side bracket and a right side bracket, wherein the left side bracket and the right side bracket are rotatably arranged on the middle supporting structure and concentrically rotate; the axis of the rotating shaft is higher than the part of the middle support structure covered by the flexible screen when the flexible screen is in a flat state; the hinge is provided with a left movable supporting plate and a right movable supporting plate of the flexible screen respectively corresponding to the inner side ends of the left flexible screen supporting plate and the right flexible supporting plate; when the hinge is in the state of foling, left side movable support board and right side movable support board all are in middle bearing structure top and with all have the interval between the middle bearing structure, the interval reaches the activity of left side movable support board and right side movable support board is let the position and is provided the flexible screen bending part space of letting out to the side when interior flexible screen mobile terminal folds.
2. The hinge of claim 1, wherein the circular arc portions of the left and right side frames rotatably connected to the middle support structure are protruded from the bent portion of the flexible screen to the side when the foldable flexible screen mobile terminal is folded when the hinge is in the folded state.
3. The hinge of the fold-in flexible screen mobile terminal of claim 1, wherein the left side bracket and the right side bracket comprise a rotational connection part and an external connection part in a circular arc shape; the central angle occupied by the circular arc-shaped rotating connection part is less than 180 degrees.
4. The hinge of the fold-in flexible screen mobile terminal of claim 1, wherein the rotation axis line of the left side bracket and the right side bracket is higher than the position of the middle support shaft of the fold-in flexible screen mobile terminal covered by the flexible screen in the state that the flexible screen is flattened.
5. The hinge of the foldable flexible screen mobile terminal as claimed in claim 1, wherein the portion of the middle support structure covered by the flexible screen is provided with a support surface, and the left movable support plate and the right movable support plate are engaged with the left side and the right side of the support surface when the foldable flexible screen mobile terminal is in a state of being unfolded.
6. The hinge of a fold-in flexible screen mobile terminal of claim 1, wherein the intermediate support structure is provided with a synchronization mechanism for the left side support and the right side support.
7. The hinge of the folding-in flexible screen mobile terminal of claim 6, wherein the left side bracket and the right side bracket comprise circular arc-shaped rotating connection parts, the synchronizing mechanism comprises an external gear set which is externally engaged and connected, and the circular arc-shaped rotating connection parts are concentrically connected with circular arc-shaped internal racks which are engaged and connected with gears in the external gear set.
8. The hinge of a fold-in flexible screen mobile terminal of claim 6 or 7, wherein said synchronization mechanism is provided in a portion of said intermediate support structure covered by the flexible screen.
9. The hinge of a fold-in flexible screen mobile terminal of claim 1, wherein the hinge is provided with a torsion mechanism providing rotational resistance.
10. The hinge of a fold-in flexible screen mobile terminal of claim 1, wherein said left and right movable supporting plates are rotating plates, the outer ends thereof are rotating connection ends, and the two sides of the middle supporting structure are provided with supporting portions of the inner ends of the rotating plates.
11. The hinge for a fold-in flexible screen mobile terminal of claim 10, wherein said pivoting plate is connected to an elastic member so that an inner side end thereof always tends to pivot downward, and an inner side end of said pivoting plate is provided with a guide surface engaged with said supporting portion.
12. A fold-in flexible screen mobile terminal, characterized in that it is provided with a hinge according to claim 1.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910359838.2A CN111862801A (en) | 2019-04-30 | 2019-04-30 | Hinge of fold-in flexible screen mobile terminal and fold-in flexible screen mobile terminal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910359838.2A CN111862801A (en) | 2019-04-30 | 2019-04-30 | Hinge of fold-in flexible screen mobile terminal and fold-in flexible screen mobile terminal |
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| Publication Number | Publication Date |
|---|---|
| CN111862801A true CN111862801A (en) | 2020-10-30 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201910359838.2A Pending CN111862801A (en) | 2019-04-30 | 2019-04-30 | Hinge of fold-in flexible screen mobile terminal and fold-in flexible screen mobile terminal |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112333308A (en) * | 2020-11-03 | 2021-02-05 | Oppo广东移动通信有限公司 | Folding device, folding case and mobile terminal |
| CN112764465A (en) * | 2020-12-31 | 2021-05-07 | 维沃移动通信有限公司 | Folding mechanism and electronic equipment |
| CN113915229A (en) * | 2021-10-22 | 2022-01-11 | 苏州领页智能科技有限公司 | Folding mechanism and inward-folding flexible screen mobile electronic terminal |
| CN114198386A (en) * | 2021-11-26 | 2022-03-18 | 苏州领页智能科技有限公司 | Hinge for folding flexible screen mobile terminal |
| CN114198387A (en) * | 2022-01-17 | 2022-03-18 | 东莞市环力智能科技有限公司 | An inner folding hinge and inner folding terminal equipment |
| CN114623148A (en) * | 2022-02-21 | 2022-06-14 | 苏州领页智能科技有限公司 | Hinge of flexible screen mobile terminal of infolding |
| US20240129386A1 (en) * | 2021-03-18 | 2024-04-18 | (Fine Technix Co., Ltd.) | Hinge device of portable terminal with foldable structure |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112333308A (en) * | 2020-11-03 | 2021-02-05 | Oppo广东移动通信有限公司 | Folding device, folding case and mobile terminal |
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| CN114198386A (en) * | 2021-11-26 | 2022-03-18 | 苏州领页智能科技有限公司 | Hinge for folding flexible screen mobile terminal |
| CN114198386B (en) * | 2021-11-26 | 2025-02-28 | 苏州领页智能科技有限公司 | Hinge for inward-folding flexible screen mobile terminal |
| CN114198387A (en) * | 2022-01-17 | 2022-03-18 | 东莞市环力智能科技有限公司 | An inner folding hinge and inner folding terminal equipment |
| CN114623148A (en) * | 2022-02-21 | 2022-06-14 | 苏州领页智能科技有限公司 | Hinge of flexible screen mobile terminal of infolding |
| CN114623148B (en) * | 2022-02-21 | 2025-08-19 | 苏州领页智能科技有限公司 | Hinge of inward folding flexible screen mobile terminal |
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