CN211820363U

CN211820363U - Hinge with a hinge body

Info

Publication number: CN211820363U
Application number: CN202020116632.5U
Authority: CN
Inventors: 斯孟余; 何晓强
Original assignee: Hangzhou Amphenol Phoenix Telecom Parts Co Ltd
Current assignee: Hangzhou Amphenol Phoenix Telecom Parts Co Ltd
Priority date: 2020-01-19
Filing date: 2020-01-19
Publication date: 2020-10-30
Anticipated expiration: 2030-01-19
Also published as: WO2021143682A1

Abstract

The utility model provides a hinge, which comprises a left rotating arm and a right rotating arm; the outer side surfaces of the end parts of the left rotating arm and the right rotating arm are provided with gears, the gears on the outer side surfaces of the end parts of the left rotating arm and the right rotating arm are connected through a gear meshing connection structure to synchronously and reversely rotate, the hinge is provided with an end part connection frame with a shell, the left rotating arm, the right rotating arm and the end part connection frame are rotationally connected, the shell is opened towards the inner side of the hinge, and shells for shielding the end part gears of the left rotating arm and the right rotating arm are arranged on the outer side, the upper part and the lower part of the shell; the end connecting frame with the shell comprises a left connecting shaft and a right connecting shaft, and the ends of the left rotating arm and the right rotating arm are respectively sleeved on the left connecting shaft and the right connecting shaft. The utility model discloses can be applied to flexible screen mobile terminal, do benefit to its attenuate design and narrow frame design.

Description

Hinge with a hinge body

Technical Field

The utility model relates to a hinge, hinge especially is used for flexible screen mobile terminal.

Background

To some flexible screen mobile terminals, can set up the elastic drive structure in the hinge, and make flexible screen mobile terminal have semi-automatic function of opening and folding, however, the elastic drive structure often can influence flexible screen mobile terminal's attenuate design and narrow frame design.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that a hinge is provided can be applied to flexible screen mobile terminal, does benefit to its attenuate design and narrow frame design. Therefore, the utility model adopts the following technical scheme:

a synchronous reverse rotation connecting structure of a hinge comprises a left rotating arm and a right rotating arm; the hinge is provided with an end connecting frame with a shell, the left rotating arm, the right rotating arm and the end connecting frame are rotationally connected, the shell is opened towards the inner side of the hinge, and shells for shielding the end gears of the left rotating arm and the right rotating arm are arranged on the outer side, the upper part and the lower part of the shell; the end connecting frame with the shell comprises a left connecting shaft and a right connecting shaft, and the ends of the left rotating arm and the right rotating arm are respectively sleeved on the left connecting shaft and the right connecting shaft.

Further, the arm is opened to an outside of the hinge, the link is positioned at an outside of the arm, a shaft connected to the end connection frame with the housing is also directed to an outside, and the intermediate support structure is provided with a shaft connection hole directed to an inside.

Furthermore, the outer side of the sliding block is provided with a part which is rotatably connected with the connecting rod.

Furthermore, a guide groove for rotating the flexible screen movable support plate is formed in the inner side of the arm part, and the flexible screen movable support plate is rotatably connected with the main support frame.

Furthermore, the middle supporting structure comprises a main supporting frame and end connecting frames which are connected to two ends of the main supporting frame and provided with shells, each end connecting frame with the shells comprises a left connecting shaft and a right connecting shaft, and the left rotating arm and the right rotating arm are respectively in rotating connection with the left connecting shaft and the right connecting shaft. The connecting rod is rotatably connected with an end connecting frame with a shell in the middle supporting structure.

In the utility model, the guide shaft, the slide block and the drive spring are all combined inside the arm parts of the left rotating arm and the right rotating arm, and the space of the mobile terminal shell below the flexible screen is not occupied, thus being beneficial to the thinning design and the narrow frame design of the flexible screen mobile terminal; moreover, the length of the guide shaft and the movement space of the slide block completely utilize the length of the left rotating arm and the right rotating arm, so that the mobile terminal can be conveniently adapted to the sizes of the mobile terminals.

Drawings

Fig. 1 is an exploded view of the hinge of the present invention.

Fig. 2 is a schematic diagram of the hinge of the present invention applied to an inner flexible screen mobile terminal during flattening.

Fig. 3 is an enlarged schematic view of a portion a in fig. 2.

Fig. 4 is a schematic diagram of the flexible screen mobile terminal applied by the hinge of the present invention when folded.

Fig. 5 is an enlarged schematic view of a portion B in fig. 4.

Fig. 6 is an assembly view of the structure shown in fig. 1.

Fig. 7, 8, 9, and 10 are cross-sectional views of embodiments of the hinge of the present invention in a flattened state and at different opening angles, respectively.

Detailed Description

Reference is made to the accompanying drawings. The utility model provides a hinge, which comprises a left rotating arm 11 and a right rotating arm 12,

gears

110 and 120 are arranged on the outer side faces of the end parts of the left rotating arm 11 and the right rotating arm 12, the inner sides of the

gears

110 and 120 are respectively provided with a base 111 and a base 121 of the

gears

110 and 120 on the outer side faces of the end parts of the left rotating arm 11 and the right rotating arm 12, the gears 110 and the gears 120 on the outer side faces of the end parts of the left rotating arm 11 and the right rotating arm 12 are meshed and connected to synchronously rotate in the opposite direction, the left rotating arm and the right rotating arm synchronously rotate in the opposite direction, the intermediate support structure of the hinge comprises a main support frame 3 and end connection frames 2 with housings 20 connected to both ends of the main support frame 3, i.e., the middle structure of the hinge can be connected together by three assemblies, for assembly, it is more convenient, and the housing of the end support frame is basically better treated in appearance, i.e. corresponding to the border of the flexible screen mobile terminal in the middle. The end connecting frame 2 with the shell comprises a left connecting shaft 25 and a right connecting shaft 26, and the left connecting shaft 25 and the right connecting shaft 26 are connected with the main supporting frame 3. The housing 20 is opened to the inside of the hinge, and

housings

21, 22, 23 for shielding end gears of the left and right swing arms are provided on the outside, upper portion and lower portion.

The

gears

110, 120 are sector gears, and the housing 20 is provided with a space 24 inside thereof for accommodating the gears and providing rotation thereof between two limit angles corresponding to the hinge opening and closing. The

gears

110, 120 are formed on

bases

111, 121 on the inner sides thereof, and the

bases

111, 121 on the left and

right swing arms

11, 12 are provided with

coupling holes

112, 122 to be fitted with the left and

right coupling shafts

25, 26.

The housing 21 has a corresponding space for the gears to escape, and the end link 2 with the housing provides a center of rotation for the left and

right swing arms

11 and 12, as well as an appearance mask for the gears. Throughout the movement, the gears are within the envelope of the housing 20. When the flexible screen 900 is at any angle, the gears are shielded from any angle perpendicular to the plane of the thickness direction of the housing; when the flexible screen 900 is fully open, the gears cannot be viewed at any angle from the back.

The utility model discloses a synchronization structure can combine to correspond in the position of mobile terminal middle part frame, can satisfy flexible screen mobile terminal's narrow frame and attenuate design simultaneously; and the utility model discloses a take the structure of end connection frame, main tributary strut of shell for can rotate connection structure, synchronization structure, semi-automatic equipment of opening the structure all very convenient.

Guide shafts 41 are arranged in the arm parts of the left rotating arm 11 and the right rotating arm 12, a sliding block 42 is arranged on each guide shaft, a driving spring 43 of the sliding block 42 is further sleeved on each guide shaft 41, each driving spring 43 is in a pressed state when the hinge is opened and closed, a rotating connecting rod 5 is arranged between each sliding block 42 and the end connecting frame 2 with the shell, so that the driving spring 43 is firstly continuously increased in the compression degree and then releases potential energy when the hinge is folded from the folded state to the opened state, and the driving spring 43 is firstly continuously increased in the compression degree and then releases the potential energy when the hinge is opened from the folded state to the folded state. So that the hinge has the function of semi-automatic spring-open. And since the left casing 61 and the right casing 62 of the flexible screen mobile terminal are connected to the left rotating arm 11 and the right rotating arm 12, respectively, the flexible screen mobile terminal also has a semi-automatic pop-up function.

The arm is open to the outside of the hinge, the link 5 is located on the outside of the arm, the shaft 51 connecting the link 5 to the end link 2 with the housing is also directed to the outside, and the end link 2 with the housing is provided with a connecting hole 27 directed to the inside.

The outer side of the sliding block 42 is provided with a shaft 421 which is rotatably connected with the connecting rod 5, the part can be a pin, the small outer end is provided with an axial limit 422 of the connecting rod 5, and the axial limit 422 can be a convex structure or a snap spring. The axis 51 of the link 5 on the left side is not concentric with the left swivel arm 11, and the axis 51 of the link 5 on the right side is not concentric with the right swivel arm 12. Wherein, when the left rotating arm 11 rotates to the angle of the switching point of the spring 43 from compression to release and from release to compression, the shaft 51, the left connecting shaft 25 and the shaft 421 of the left connecting rod 5 are on the same plane, and the rest angles are not on the same plane; when the right turning arm 12 is turned to an angle at which the spring 43 therein is turned from compression to release and to a switching point of compression, the shaft 51, the right connecting shaft 25, and the shaft 421 of the right link 5 are on the same plane, and the remaining angles are not on the same plane.

The inner sides of the arm parts of the left rotating arm 11 and the right rotating arm 12 are provided with

guide grooves

113 and 123 for rotating the flexible screen movable supporting plate 8, the flexible screen movable supporting plate 8 is rotatably connected with the main supporting frame 3, and the reference numeral 31 is a shaft hole thereof.

The above description is only for the specific embodiment of the present invention, but the structural features of the present invention are not limited thereto, and any person skilled in the art is in the field of the present invention, and all the changes or modifications are covered in the protection scope of the present invention.

Claims

1. A hinge comprises a left rotating arm and a right rotating arm which are rotatably arranged on a middle supporting structure, gears are arranged at the end parts of the left rotating arm and the right rotating arm, and the gears at the end parts of the left rotating arm and the right rotating arm are connected through a gear meshing connection structure and synchronously rotate in opposite directions, and is characterized in that guide shafts are arranged in the arm parts of the left rotating arm and the right rotating arm, slide blocks are arranged on the guide shafts, driving springs of the slide blocks are sleeved on the guide shafts, the driving springs are in a pressed state when the hinge is opened and closed, a rotating connecting rod is arranged between the slide blocks and the middle supporting structure, so that the driving springs are firstly continuously increased in compression degree and then released potential energy when the hinge is folded to be opened, and the driving springs are firstly continuously increased in compression degree when the hinge is opened to be folded, and then release potential energy.

2. A hinge as claimed in claim 1, wherein said arms are open to the outside of the hinge, said links are on the outside of the arms and the axis connecting the end links with the housing is also towards the outside, and said intermediate support structure is provided with an inwardly facing axis connection hole.

3. A hinge as claimed in claim 1, wherein the outer side of said slider is provided with a portion pivotally connected to the connecting rod.

4. A hinge as claimed in claim 1, wherein the arm portion is provided at an inner side thereof with a guide groove for the rotation of a flexible panel support plate rotatably coupled to the main support frame.

5. The hinge according to claim 1, wherein said intermediate support structure comprises a main support frame and end connection frames with housings connected to both ends of the main support frame, said end connection frames with housings comprising left and right connection shafts, said left and right pivoting arms being pivotally connected to the left and right connection shafts, respectively, said connecting rod being pivotally connected to the end connection frames with housings in the intermediate support structure.