CN210986140U

CN210986140U - Synchronous reverse rotation connecting structure of hinge and hinge applied by same

Info

Publication number: CN210986140U
Application number: CN202020117189.3U
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: 2020-07-10
Anticipated expiration: 2030-01-19

Abstract

The utility model provides a synchronous reverse rotation connecting structure of a hinge and the 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

Synchronous reverse rotation connecting structure of hinge and hinge applied by same

Technical Field

The utility model relates to a hinge and synchronous antiport connection structure wherein, the hinge is especially used for flexible screen mobile terminal.

Background

For flexible screen mobile terminal, generally can need its left side casing and right side casing to be can synchronous reverse motion, and lazytongs generally can adopt gear engagement to connect, however, the lazytongs of gear structure often can influence flexible screen mobile terminal's attenuate design and narrow frame design.

SUMMERY OF THE UTILITY MODEL

The utility model discloses the first technical problem that will solve provides a synchronous antiport connection structure of hinge, 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.

The left rotating arm and the right rotating arm are respectively provided with a gear foundation on the inner side of the gear, and the functions of reinforcing the gear and connecting can be achieved.

The gear meshing connection structure may be formed by directly meshing the gears on the outer side surfaces of the end portions of the left and right rotary arms, or may be formed by sequentially meshing the two gears with a connecting gear provided therebetween.

The housing is opened to the inside of the hinge, and housings for shielding the ends of the left and right rotary arms are provided on the outer, upper and lower sides.

Further, the gear is sector gear, the inside setting of casing holds the gear and provides its space of rotating between two extreme angles that open and fold corresponding hinge, the gear shaping is on its inboard basis, the basis sets up the connecting hole of being connected with left connecting axle and right connecting axle rotation.

Furthermore, a main supporting frame is arranged in the middle of the hinge, and two ends of the main supporting frame are respectively connected with the end connecting frame with the shell. Furthermore, the left connecting shaft and the right connecting shaft of the end connecting frame with the shell at the two ends of the main supporting frame are connected with the main supporting frame.

The utility model discloses another technical problem that will solve provides a hinge, uses above-mentioned synchronous antiport connection structure, 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:

the hinge is characterized in that the hinge is provided with the synchronous reverse rotation connecting structure, guide shafts are arranged in the arms of the left rotating arm and the right rotating arm respectively, sliders are arranged on the guide shafts, driving springs of the sliders are sleeved on the guide shafts, the driving springs are in a pressed state when the hinge is opened and closed, rotating connecting rods are arranged between the sliders and the end connecting frames with the shells, so that the hinge is folded to be opened, the driving springs are firstly continuously increased in compression degree and then release potential energy, and the driving springs are firstly continuously increased in compression degree and then release potential energy when the hinge is opened to be folded.

Further, the arm is opened to the outside of the hinge, the link is positioned on the outside of the arm, and the shaft connected to the end connecting frame with the housing is also directed to the outside, and the end connecting frame with the housing is provided with a shaft connecting hole directed to the 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.

Due to the adoption of the technical scheme of the utility model, the synchronous structure of the utility model can be combined into the position corresponding to the middle frame of the mobile terminal, and the narrow frame and the thinning design of the flexible screen mobile terminal can be simultaneously satisfied; 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.

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 synchronous antiport connection structure of hinge, including left rotor arm 11 and right rotor arm 12, the tip lateral surface of left rotor arm 11 and right rotor arm 12 sets up

gear

110, 120, and left rotor arm 11 and right rotor arm 12 have

gear

110, 120

basis

111, 121 respectively in the inboard of

gear

110, 120, and

gear

110, 120 meshing connection of left rotor arm 11 and right rotor arm 12 tip lateral surface is the synchronous antiport, and left rotor arm and right rotor arm also synchronous antiport from this, the hinge sets up end connection frame 2 who takes shell 20, end connection frame 2 who takes the shell includes left connecting axle 25 and right connecting axle 26, shell 20 is open to the inboard of hinge to outside, upper portion and lower part set up the

casing

21, 22, 23 that shields the tip gear of left rotor arm and right rotor arm.

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 middle part of the hinge is provided with a main support frame 3, and two ends of the main support frame 3 are respectively connected with the end connecting frames 2 with the shells 20, namely, the middle structure of the hinge can be connected together by three assembling bodies, so that the assembly is more convenient, and the shell of the end supporting frame basically corresponds to the frame of the flexible screen mobile terminal in the middle part, so that the appearance is better processed.

The left connecting shaft 25 and the right connecting shaft 26 of the end connecting frame with shell 2 at the two ends of the main supporting frame 3 are connected with the main supporting frame 3.

For the hinge of the flexible screen mobile terminal, 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, and 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 and continuously increased in compression degree and then releases potential energy when the hinge is folded to be opened, and the driving spring 43 is firstly and continuously increased in compression degree and then releases potential energy when the hinge is folded to be opened. 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 case is also directed to the outside, and the end link 2 with the case is provided with the shaft connecting hole 27 directed to the inside.

In the utility model, the guide shaft 41, the slider 42 and the driving spring 43 are all combined inside the arms of the left rotating arm 11 and the right rotating arm 12, and the space of the mobile terminal shell below the flexible screen is not occupied, which is 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 slider fully utilize the lengths of the left rotating arm 11 and the right rotating arm 12 themselves, which is convenient for adapting to mobile terminals of respective sizes.

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 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.

2. The synchronous counter-rotation connecting structure of a hinge according to claim 1, wherein the left rotating arm and the right rotating arm have a gear base inside the gear, respectively.

3. The synchronous counter-rotation connecting structure of a hinge according to claim 1, wherein the housing is provided at an outer side, an upper portion and a lower portion with a case covering an end of the left rotating arm and an end of the right rotating arm.

4. The synchronous counter-rotation connection structure of a hinge as claimed in claim 1, wherein the gear is a sector gear, the housing is internally provided with a space for accommodating the gear and providing a rotation thereof between two limit angles corresponding to the opening and closing of the hinge, the gear is formed on a base of an inner side thereof, and the base is provided with connection holes rotatably connected with the left connection shaft and the right connection shaft.

5. The synchronous counter-rotating connecting structure of a hinge as claimed in claim 1, wherein a main supporting frame is provided at a middle portion of the hinge, and the end connecting frames with the housing are provided at both ends of the main supporting frame, respectively.

6. The synchronous reverse rotation connecting structure of a hinge as claimed in claim 2, wherein a main supporting frame is provided at the middle of the hinge, the end connecting frames with the housing are connected to both ends of the main supporting frame, respectively, and the left and right connecting shafts of the end connecting frames with the housing at both ends of the main supporting frame are connected to the main supporting frame.

7. A hinge is characterized in that the synchronous reverse rotation connecting structure is provided according to claim 6, guide shafts are arranged in the arm parts of the left rotating arm and the right rotating arm, sliding blocks are arranged on the guide shafts, driving springs of the sliding blocks are sleeved on the guide shafts, the driving springs are in a pressed state when the hinge is opened and closed, rotating connecting rods are arranged between the sliding blocks and the end connecting frame with the shell, so that the driving springs are firstly and continuously increased in compression degree and then release potential energy when the hinge is folded from the folded state to the opened state, and the driving springs are firstly and continuously increased in compression degree and then release potential energy when the hinge is folded from the opened state to the folded state.

8. A hinge as claimed in claim 7, wherein the arms are open to the outside of the hinge, the links are on the outside of the arms and the shafts connecting to the end links of the belt housing are also directed to the outside, the end links of the belt housing being provided with inwardly directed shaft connection holes.

9. A hinge as claimed in claim 7, wherein the outer side of said slider is provided with a portion pivotally connected to the connecting rod.

10. A hinge as claimed in claim 7, wherein the arm 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.