CN219345251U

CN219345251U - Flexible screen rotating shaft structure

Info

Publication number: CN219345251U
Application number: CN202320710003.9U
Authority: CN
Inventors: 黄森永
Original assignee: Jarllytec Co Ltd
Current assignee: Jarllytec Co Ltd
Priority date: 2023-04-03
Filing date: 2023-04-03
Publication date: 2023-07-14
Anticipated expiration: 2033-04-03

Abstract

The utility model relates to a flexible screen rotating shaft structure, wherein two arc-shaped parts of a base are respectively pivoted with two rotating shaft modules, and two ends of a shell connecting rod of any rotating shaft module are respectively provided with a protruding part and a limiting part; the connecting plate is positioned at the top end of the protruding part and pivoted with the shell connecting rod, and is connected with the shell connecting rod through a tension spring or correspondingly abutted with at least one limiting plate of an arc-shaped swing arm through at least one bending piece; the arc-shaped swing arm is provided with a guide part connected with the arc-shaped part, and the arc-shaped swing arm is pivoted with the protruding part of the connecting rod of the shell; one end of a gear connecting rod is connected with at least one shaft rod, a sliding part at the other end of the gear connecting rod is coaxially sleeved with a guide post with the limit part, so that the gear connecting rod and the shell connecting rod relatively move, and a guide rod at one side of the connecting plate is propped against a curved surface track of the gear connecting rod in a relatively moving mode.

Description

Flexible screen rotating shaft structure

Technical Field

The present utility model relates to a hinge, and more particularly to a flexible hinge structure of a foldable electronic device.

Background

In the existing flexible screen folding device, different rotating shaft structural designs are needed to be matched according to the curvature of the flexible screen after being folded inwards or outwards and the curvature of the bending part, so that pulling caused by the folding action of the flexible screen is avoided. The folding device with the flexible screen folded inwards mainly takes over the traditional folding device in the folding action, can protect the flexible screen inside after folding, is relatively close to the habit of a user and is easy to accept, however, in the products, the structural design of a rotating shaft structure is limited by the type of the flexible screen, and the situation that the bent part of the flexible screen folded inwards takes a water drop shape or a horseshoe shape is considered to form the difference. For the applicable drop-shaped rotating shaft structure, the required components, the connection relation and the action between the components are key factors for influencing whether the flexible screen is easy to damage and the service life; and because of the large number of components required, the method is a very challenging task in manufacturing and assembly.

Aiming at the water drop-shaped rotating shaft structure, as shown in each patent of CN110630625B, CN109469680B, CN109654113B and CN209959699U, various structural designs are mainly tried to be matched with a flexible screen so as to have the effects of thinning and overall attractive appearance. In view of the existing manufacturing process and cost, the effect of forming a virtual rotation center is better when the rotating shaft structure is folded, for example: CN110630625B and CN209959699U patent discloses a "single virtual center of rotation". However, in order to make the whole mechanism act closer to the drop shape after the flexible screen is folded inwards to reduce the damage, the following processes are developed: the structure of the double virtual rotation centers matched with the single and double crank connecting rod mechanisms disclosed in each patent of CN209514482U, CN210518418U, CN210779707U, CN112995368B and TW M633678 is more complex than the previous 'water drop-shaped rotation shaft structure', and has the requirements of high specification and quality; and when the rotating shaft structure is folded to turn over at different angles, the instantaneous angle cannot be smoothly adjusted to adjust the instantaneous posture of the flexible screen, so that the chance of damage when the flexible screen is folded inwards is reduced.

Disclosure of Invention

In view of this, the inventors have made many years of experience and continued research and development improvements in order to provide a structure different from the prior art and to improve the above-described drawbacks.

An object of the present utility model is to provide a flexible screen rotating shaft structure, which can solve the problems of complex overall structure and high requirements for specification and quality of the existing rotating shaft structure; and when folding in order to carry out the upset of different angles, often unable instantaneous adjustment gentle screen's gesture to form the problem of damage when folding in the gentle screen. The components and the procedures can be simplified by the improvement of the integral appearance and the dispersion of the structure; the connecting plate and the shell connecting rod are connected through the tension spring, the guide rod on one side of the connecting plate can continuously press against the structure on the curved surface track of the gear connecting rod, when the shell connecting rod is closed, the curved surface track of the gear connecting rod can guide the connecting plate to drive the door plate to conduct instantaneous overturning at different angles, so that the instantaneous posture of the flexible screen is adjusted, and further the flexible screen is prevented from being damaged when being folded inwards, and the service life is prolonged.

In order to achieve the above-mentioned purpose, the flexible screen rotating shaft structure provided by the utility model comprises a base and two opposite rotating shaft modules, wherein the base is provided with a first side and a second side which are arranged in parallel at intervals, and two opposite arc-shaped parts are arranged between the first side and the second side; one end of each rotating shaft module is pivoted with two arc-shaped parts respectively, so that the two rotating shaft modules can be opened and closed relatively; the main technical characteristics are as follows: the rotating shaft assembly comprises a shell connecting rod, a connecting plate, an arc-shaped swing arm and a gear connecting rod, wherein the bottom end of the shell connecting rod is connected with a shell, one end of the shell connecting rod is provided with a protruding part, and the other end of the shell connecting rod is provided with a limiting part; the connecting plate is positioned at the top end of the protruding part, the top end of the connecting plate is connected with a door plate for supporting a flexible screen upwards, one end of the connecting plate is pivoted with one end of the shell connecting rod, the other end of the connecting plate is connected with the shell connecting rod through a tension spring, and one side of the connecting plate is provided with a guide rod; one end of the arc-shaped swing arm is provided with a guide part which is connected with the arc-shaped part in a mode of swinging relative to the arc; the other end of the arc-shaped swing arm is pivoted with a protruding part of the connecting rod of the shell; one end of the gear connecting rod is connected with at least one shaft rod in a synchronous rotation mode, the other end of the gear connecting rod is provided with a sliding part and a curved surface track, and the sliding part and the limiting part are coaxially sleeved with a guide post so that the other end of the gear connecting rod is connected with the other end of the shell connecting rod in a relative movement mode; the guide rod of the connecting plate presses against the curved track in a relatively moving manner.

In order to achieve the above-mentioned purpose, another flexible screen rotating shaft structure provided by the utility model comprises a base and two opposite rotating shaft modules, wherein the base is provided with a first side and a second side which are arranged in parallel at intervals, and two opposite arc-shaped parts are arranged between the first side and the second side; one end of each rotating shaft module is pivoted with two arc-shaped parts respectively, so that the two rotating shaft modules can be opened and closed relatively; the main technical characteristics are as follows: the rotating shaft assembly comprises a shell connecting rod, a connecting plate, an arc-shaped swing arm and a gear connecting rod, wherein the bottom end of the shell connecting rod is connected with a shell, one end of the shell connecting rod is provided with a protruding part, and the other end of the shell connecting rod is provided with a limiting part; the connecting plate is positioned at the top end of the protruding part, the top end of the connecting plate is connected with a door plate for supporting a flexible screen upwards, one end of the connecting plate is pivoted with one end of the connecting rod of the shell, the other end of the connecting plate is provided with at least one bending piece in an extending way, and one side of the connecting plate is provided with a guide rod; one end of the arc-shaped swing arm is provided with a guide part which is connected with the arc-shaped part in a mode of swinging relative to the arc; the other end of the arc-shaped swing arm is pivoted with the protruding part of the connecting rod of the shell, and the arc-shaped swing arm is provided with at least one limiting plate, so that when the two rotating shaft modules are relatively rotated and closed, at least one bending piece correspondingly abuts against at least one limiting plate; one end of the gear connecting rod is connected with at least one shaft rod in a synchronous rotation mode, the other end of the gear connecting rod is provided with a sliding part and a curved surface track, and the sliding part and the limiting part are coaxially sleeved with a guide post so that the other end of the gear connecting rod is connected with the other end of the shell connecting rod in a relative movement mode; the guide rod of the connecting plate presses against the curved track in a relatively moving manner.

When in implementation, one end of any rotating shaft module is connected with a synchronous component and a torsion positioning component through at least one shaft lever; the base comprises a base body and a bottom shell, wherein the base body is provided with two arc-shaped parts, and the bottom shell is provided with a positioning groove for accommodating and connecting the base body.

When in implementation, the utility model also comprises a supporting seat, one end of which is connected with the seat body; the other end of the supporting seat is provided with at least one wing panel for positioning at least one shaft lever in a rotating manner; the synchronous component is a gear set, and a limiting groove is arranged between two ends of the supporting seat for accommodating the limiting gear set.

When in use, the other end of the supporting seat is provided with two fins, at least one shaft lever comprises a first shaft lever and a second shaft lever, the first shaft lever and the second shaft lever sequentially penetrate through the two fins and the torsion positioning component of the supporting seat, and the first shaft lever and the second shaft lever are respectively locked by a first end sealing piece and a second end sealing piece for fixing the compression torsion positioning component.

When in use, the protruding part is a flat plate with the bottom of one end of the connecting rod of the shell extending outwards horizontally, and one end of the flat plate is provided with a first lug and a second lug for pivoting the other end of the arc-shaped swing arm; one end of the shell connecting rod is provided with a first lug and a second lug which are arranged in parallel at intervals for pivoting one end of the connecting plate.

When the gear connecting rod is used, the limiting part comprises a first limiting block and a second limiting block, one end of the guide post is locked with the first limiting block, the other end of the guide post penetrates through the sliding part and the second limiting block, and the other end of the gear connecting rod is connected with the other end of the shell connecting rod in a relative movement mode.

When the utility model is implemented, the utility model further comprises a third bump, the two ends of the third bump respectively extend the first limiting block and the second limiting block, an accommodating space is defined by the second bump, the first limiting block, the third bump and the second limiting block together, the guide post penetrates through the accommodating space, and the limiting sliding part is accommodated in the accommodating space.

In practice, the other end of the connecting plate is connected with the connecting rod of the shell through an extension spring.

When in use, one side of the protruding part of the shell connecting rod is provided with a first connecting part for connecting one end of the extension spring; one side of the other end of the connecting plate is provided with a second connecting part for connecting the other end of the extension spring, and the other side of the other end of the connecting plate is provided with a guide rod.

When the connecting plate is used, one side of the other end of the gear connecting rod is provided with a sliding part, the other side of the other end of the gear connecting rod is provided with a slot with an open side surface, the bottom surface of the slot is provided with a curved surface track, and a guide rod of the connecting plate transversely penetrates into the slot and downwards abuts against the curved surface track.

When in implementation, the arc-shaped part comprises a stop block and two parallel and spaced arc-shaped blocks, and the stop block is positioned between the two arc-shaped blocks; the guide part comprises a notch groove and two arc grooves with intervals, the two arc grooves are positioned on two opposite side surfaces of the guide part to be respectively abutted against the two arc blocks of the arc part, and the notch groove is positioned at the end edge of the guide part and between the two arc grooves for abutting joint of the stop blocks to form a stop effect.

Drawings

The utility model will be described in further detail with reference to the drawings and the detailed description.

FIG. 1 is a schematic perspective view showing a first embodiment of the present utility model installed between a flexible screen and two housings;

FIG. 2 is an exploded view of a portion of the elements of a first embodiment of the present utility model;

FIG. 3 is an exploded view of the components of a first embodiment of the present utility model;

FIG. 4 is a top view of the first embodiment of the utility model as it is deployed;

FIG. 5 is a cross-sectional view of A-A' of FIG. 4;

FIG. 6 is a cross-sectional view of B-B' of FIG. 4;

FIG. 7 is a schematic view showing a section A-A' of the first embodiment of the present utility model in a closed state;

FIG. 8 is a schematic view showing a use state of the section B-B' of the first embodiment of the present utility model when closed;

FIG. 9 is a schematic view showing another use state of the first embodiment of the present utility model when the section A-A' is closed;

FIG. 10 is a schematic view showing a section B-B' of the first embodiment of the present utility model in another use state when closed;

FIG. 11 is a schematic perspective view of the first embodiment of the present utility model when closed;

FIG. 12 is an exploded view of the components of a second embodiment of the present utility model;

FIG. 13 is a schematic perspective view of a second embodiment of the present utility model;

fig. 14 is a schematic perspective view of a second embodiment of the present utility model without the tension spring.

Description of the reference numerals

1: flexible screen rotating shaft structure

2: base seat

21: bottom shell

211: positioning groove

22: seat body

221: first side

222: second side

23,23': arc-shaped part

24: stop block

25,25': arc-shaped block

3,3': rotating shaft module

31: shell connecting rod

311: projection part

3111: first lug

3112: second lug

312: first connecting part

313: first bump

3131: a first space

3132: screw with head

314: second bump

315: limiting part

316: third bump

317: first limiting block

318: second limiting block

319: accommodation space

310: guide post

32: connecting plate

321: second connecting part

322: guide rod

323,323': bending sheet

33: arc swing arm

331: guide part

332: groove-lack type

333,333': arc-shaped groove

334,334': limiting plate

34,34': gear connecting rod

341: sliding part

342: first convex part

343: second convex part

344: slotting

345: curved surface track

35: extension spring

4: supporting seat

41: extension convex plate

42,42': wing panel

43: limiting groove

5: co-moving assembly

51: first gear

52: intermediate gear set

53: second gear

6: torsion positioning assembly

61: first end seal

62: second end seal

7: supporting plate

9: flexible screen

91,91': casing of machine

92,92': door plank

93: first shaft lever

94: a second shaft.

Detailed Description

The technical solutions in the embodiments of the present utility model are clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present utility model, but the present utility model may be practiced in other ways other than those described herein, and persons skilled in the art will readily appreciate that the present utility model is not limited to the specific embodiments disclosed below.

Referring to fig. 1 to 11, a first embodiment of a flexible screen hinge structure 1 according to the present utility model mainly includes a base 2, two

hinge modules

3,3', a supporting base 4, a synchronous component 5 and a torsion positioning component 6. The base 2 comprises a bottom shell 21 and a base body 22, the bottom shell 21 is an elongated shell, and a positioning groove 211 is formed in the top of the bottom shell 21; the base 22 is an elongated body, and the base 22 is accommodated in the positioning slot 211 and is locked and connected to the bottom shell 21. The base 22 has a first side 221 and a second side 222 spaced apart from each other, two opposite arcuate portions 23,23 'are provided between the first side 221 and the second side 222, and each arcuate portion 23,23' includes a stopper 24 and two parallel and spaced apart

arcuate blocks

25,25', the stopper 24 being located between the two

arcuate blocks

25, 25'.

The two

rotating shaft modules

3,3 'have the same shape and structure and are correspondingly arranged on the first side 221 and the second side 222 of the base 2, and one ends of the two

rotating shaft modules

3,3' are respectively pivoted with two arc-shaped parts 23,23', so that the two

rotating shaft modules

3,3' relatively rotate to drive the two half parts of a flexible screen 9 to relatively turn over and open. The two

rotating shaft modules

3,3 'are connected with the synchronous component 5 and the torsion positioning component 6 through at least one shaft rod at one end, so that the two

rotating shaft modules

3,3' synchronously rotate reversely and are free to stop at a certain angle during rotation.

In the following, one of the two

spindle modules

3,3' is taken as an example of one spindle module 3, which mainly includes a housing link 31, a connecting plate 32, an arc-shaped swing arm 33, and a gear link 34. The housing link 31 is a rectangular plate, and the bottom surface of the housing link 31 is locked with one 91 of the two housings 91, 91'. One end of the housing link 31 has a protruding portion 311, a first connecting portion 312, a first protruding portion 313 and a second protruding portion 314, the protruding portion 311 is a flat plate extending horizontally and outwardly from the bottom of one end of the housing link 31, and one end of the flat plate has a first protruding lug 3111 and a second protruding lug 3112 parallel to each other; the first connecting portion 312 is a plate with a through hole, and the first connecting portion 312 is located at one side of the protruding portion 311 and hooks to connect with one end of a tension spring 35; the first bump 313 and the second bump 314 are spaced apart from and parallel above the protruding portion 311 and the first connecting portion 312, and the first bump 313, the second bump 314 and the protruding portion 311 together form a first space 3131; the first protrusion 313 has a screw hole on a side surface thereof, the second protrusion 314 has a through hole on a side surface thereof, one end of the cap screw 3132 is locked with the screw hole of the first protrusion 313, and the other end of the cap screw 3132 passes through the first space 3131 and is inserted into the through hole to be positioned on the second protrusion 314.

The other end of the housing connecting rod 31 is provided with a limiting part 315, the limiting part 315 comprises a third bump 316, a first limiting block 317 and a second limiting block 318, the third bump 316 is parallel to the second bump 314, the two ends of the third bump 316 respectively extend to the first limiting block 317 and the second limiting block 318, and the first limiting block 317 and the second limiting block 318 are parallel to each other; the second bump 314, the first stopper 317, the third bump 316 and the second stopper 318 together form an accommodating space 319, the accommodating space 319 is provided with a guide pillar 310, one end of the guide pillar 310 locks the first stopper 317, and the other end of the guide pillar 310 passes through the accommodating space 319 and then is positioned on the second stopper 318.

The connecting plate 32 is a square flat plate, and the connecting plate 32 is positioned above the protruding part 311 and is accommodated in the first space 3131; the top end of the connecting plate 32 is connected with one door plate 92 of the two

door plates

92,92', thereby supporting one half of the two halves of the flexible screen 9 upwards; one end of the connecting plate 32 is pivoted with the headed screw 3132, thereby enabling the connecting plate 32 and the shell connecting rod 31 to swing relatively; one side of the other end of the connection plate 32 has a strap Kong Banpian, which is a perforated sheet as a second connection portion 321, and the second connection portion 321 is hooked to connect the other end of the tension spring 35; and the other side of the other end of the connecting plate 32 is extended outward with a stage of a straight bar as the guide bar 322.

One end of the arc-shaped swing arm 33 is provided with a guide part 331, the guide part 331 comprises a notch 332 and two arc-shaped grooves 333,333 'with intervals, the notch 332 is positioned at the end edge of the guide part 331 and between the two arc-shaped grooves 333,333', and the notch 332 is abutted against the stop block 24; while two arcuate slots 333,333 'are located on opposite sides of the guide 331 to abut against the two

arcuate blocks

25,25' of the arcuate portion 23, respectively; thereby, the guide portion 331 can be connected to the arc portion 23 of the base 2, so that the arc swing arm 33 swings arcuately relative to the base 2, and when the stop block 24 engages the notch 332, a stop action is formed to prevent excessive swing. The other end of the arc-shaped swing arm 33 is clamped between the first lug 3111 and the second lug 3112, and after a shaft rod coaxially passes through the arc-shaped swing arm 33, the other end of the arc-shaped swing arm 33 is pivoted to the protruding portion 311 of the housing link 31.

The gear connecting rod 34 is a long connecting rod, one end of the gear connecting rod 34 in the long direction is provided with a shaft hole, and two parallel surfaces are arranged in the shaft hole, so that after one of the two shaft rods 93 is sleeved, the gear connecting rod 34 and the first shaft rod 93 synchronously rotate, and the gear connecting rod 34 swings in an arc shape relative to the base 2; one side of the other end of the gear link 34 in the longitudinal direction protrudes outward by a rectangular frame as the sliding portion 341; the sliding portion 341 has a first protrusion 342 and a second protrusion 343 parallel to each other, and the first protrusion 342 and the second protrusion 343 have a through hole coaxially penetrating through the guide post 310. After the guide post 310 passes through the two coaxial holes of the sliding portion 341, the sliding portion 341 is limited between the first limiting block 317 and the second limiting block 318, and is limited in the accommodating space 319 at the other end of the housing connecting rod 31 in a relatively moving manner, and meanwhile, the gear connecting rod 34 and the housing connecting rod 31 can slide relatively stably, and the noise effect is reduced. The other side of the other end of the gear connecting rod 34 in the length direction is provided with a slot 344 with an open side surface, the bottom surface of the slot 344 is provided with a curved track 345, and the guide rod 322 of the connecting plate 32 transversely penetrates into the slot 344 and downwards presses against the curved track 345 in a relatively moving manner.

The supporting seat 4 is a long plate, one end of the supporting seat 4 is provided with an extending convex plate 41, and the extending convex plate 41 is overlapped and locked with one end of the seat body 22 in the long direction; the other end of the support 4 has two opposite tabs 42,42', and a limiting slot 43 is provided between the two ends of the support 4 for receiving a limiting interlock assembly 5. In this embodiment, the synchronous component 5 is a gear set, and includes a first gear 51, an intermediate gear set 52 and a second gear 53 that are sequentially engaged, wherein the first gear 51 is coupled to the first shaft 93, and the second gear 53 is coupled to one of the second shafts 94; one end of the first shaft 93 passes through a notch of a supporting plate 7 and is connected with a shaft hole at one end of the positioning gear connecting rod 34, so that the gear connecting rod 34 and the first shaft 93 synchronously rotate; one end of the second shaft 94 passes through another notch of the support plate 7 and is connected to a shaft hole for positioning one end of the other gear link 34', thereby allowing the other gear link 34' to rotate synchronously with the second shaft 94 and simultaneously allowing the two gear links 34,34' to rotate in opposite directions to open and close.

When the other end of the first shaft 93 and the other end of the second shaft 94 respectively pass through the two fins 42,42' of the supporting seat 4 and then pass through a torsion positioning assembly 6, and respectively lock the first shaft 93 and the second shaft 94 with a first end seal 61 and a second end seal 62, the torsion positioning assembly 6 can be fixed and compressed, so that the two halves of the flexible screen 9 which are bent relatively can stably rotate in the process of turning to be closed or fully unfolded, and can be freely stopped at a certain angle in the process of rotating.

Thus, as shown in fig. 3 and 5 to 10, in the process of fully expanding or folding the casing 91 relative to the casing 91', for example: when one rotating module 3 rotates relative to the other rotating module 3', for example, the gear link 34 and the housing link 31 are relatively displaced, that is, the sliding part 341 slides axially along the guide post 310 in a direction away from the first limiting block 317 through the through holes on the first protrusion 342 and the second protrusion 343; meanwhile, the connecting plate 32 is under the tensile force of the tension spring 35, so that the guide rod 322 always slides on the curved track 345, thereby driving the door plate 92 and the other door plate 92' to form a water drop space for accommodating the long part in the middle of the flexible screen 9 when the door plate 92 is folded into a closed state.

As shown in fig. 12, 13 and 14, a second embodiment of the flexible screen rotating shaft structure 1 according to the present utility model is different from the first embodiment in that: taking one rotating shaft module 3 of the two

rotating shaft modules

3 and 3' as an example, two bending sheets 323,323' are arranged at the other end of the connecting plate 32 in an extending way at intervals, and two limiting plates 334,334' are respectively arranged at two sides of the arc-shaped swing arm 33 in an outward extending way, so that when the two

rotating shaft modules

3 and 3' are relatively rotated and closed, the two bending sheets 323,323' can correspondingly abut against the two limiting plates 334,334' in a track manner to provide a limiting guide effect, and when the action of the tension spring 35 is not needed, the two bending sheets 323,323' abut against the two limiting plates 334,334' to generate relative displacement, so that the guide rod 322 always slides on the curved surface track 345, and the two

door plates

92,92' form a water drop space for accommodating the long middle part of the flexible screen 9. When the tension spring 35 is provided, taking a single side as an example, the tension force of the connecting plate 32 continuously attaching the gear connecting rod 34 and the arc-shaped swing arm 33 can be further provided, so that the guide rod 322 can always slide on the curved surface rail 345, the bending sheet 323 continuously abuts against the limiting plate 334, the overturning is smoother, and the structure is more stable.

In summary, the present utility model not only simplifies the components and improves the convenience in assembly by improving the overall shape and dispersing the structure, but also reduces the manufacturing and assembly costs; the connecting plate and the shell connecting rod are respectively connected by the tension spring, so that the shaft lever at one side of the connecting plate can be forced to be pressed against the curved surface track of the gear connecting rod all the time, and when the shell connecting rod is closed, the curved surface track of the gear connecting rod can drive the connecting plate to drive the door plate to turn over at different angles at different instantaneous angles, thereby achieving the purpose of adjusting the instantaneous posture of the flexible screen, and further preventing the flexible screen from being damaged during inward folding so as to prolong the service life; in addition, through the connection of the guide post, the gear connecting rod and the shell connecting rod can slide back and forth stably, so that smooth feeling in use is improved, the influence of abnormal sound is reduced, and the service life of the element is prolonged; furthermore, through the both sides of the arc swing arm of embodiment two outwards extension respectively set up a limiting plate, supply the connecting plate to extend two bending pieces butt that set up, in the pivot upset in-process of gentle screen, can provide spacing effect, make the upset of door plant smoother, and the structure is more stable.

The foregoing description is only of the preferred embodiments of the utility model, and it is apparent that the embodiments described are merely some, but not all, of the embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Claims

1. A flexible screen rotating shaft structure comprises a base and two opposite rotating shaft modules, wherein the base is provided with a first side and a second side which are arranged in parallel at intervals, and two opposite arc-shaped parts are arranged between the first side and the second side; one end of the two rotating shaft modules is respectively pivoted with the two arc-shaped parts for the two rotating shaft modules to relatively rotate and open and close; characterized in that either one of the spindle modules comprises:

the bottom end of the shell connecting rod is connected with a shell, one end of the shell connecting rod is provided with a protruding part, and the other end of the shell connecting rod is provided with a limiting part;

the connecting plate is positioned at the top end of the protruding part, the top end of the connecting plate is connected with a door plate for supporting a flexible screen upwards, one end of the connecting plate is pivoted with one end of the shell connecting rod, the other end of the connecting plate is connected with the shell connecting rod through a tension spring, and one side of the connecting plate is provided with a guide rod;

one end of the arc-shaped swing arm is provided with a guide part which is connected with the arc-shaped part in a mode of swinging relative to the arc-shaped part; the other end of the arc-shaped swing arm is pivoted with the protruding part of the shell connecting rod; and

one end of the gear connecting rod is connected with at least one shaft rod in a synchronous rotation mode, the other end of the gear connecting rod is provided with a sliding part and a curved surface track, and the sliding part and the limiting part are coaxially sleeved with a guide post so that the other end of the gear connecting rod is connected with the other end of the shell connecting rod in a relative movement mode; the guide rod of the connecting plate presses against the curved surface track in a relatively moving mode.

2. A flexible screen rotating shaft structure comprises a base and two opposite rotating shaft modules, wherein the base is provided with a first side and a second side which are arranged in parallel at intervals, and two opposite arc-shaped parts are arranged between the first side and the second side; one end of the two rotating shaft modules is respectively pivoted with the two arc-shaped parts for the two rotating shaft modules to relatively rotate and open and close; characterized in that either one of the spindle modules comprises:

the connecting plate is positioned at the top end of the protruding part, the top end of the connecting plate is connected with a door plate for supporting a flexible screen upwards, one end of the connecting plate is pivoted with one end of the connecting rod of the shell, the other end of the connecting plate is provided with at least one bending piece in an extending way, and one side of the connecting plate is provided with a guide rod;

one end of the arc-shaped swing arm is provided with a guide part which is connected with the arc-shaped part in a mode of swinging relative to the arc-shaped part; the other end of the arc-shaped swing arm is pivoted with the protruding part of the shell connecting rod, and the arc-shaped swing arm is provided with at least one limiting plate, so that when the two rotating shaft modules are relatively rotated and closed, the at least one bending piece correspondingly abuts against the at least one limiting plate; and

3. The flexible screen rotating shaft structure according to claim 1 or 2, wherein the one end of any rotating shaft module is connected to a synchronous component and a torsion positioning component through the at least one shaft rod; the base comprises a base body and a bottom shell, wherein the base body is provided with the two arc-shaped parts, and the bottom shell is provided with a positioning groove for accommodating and connecting the base body.

4. A flexible screen rotating shaft structure as in claim 3, further comprising a support base, wherein one end of the support base is connected to the base; the other end of the supporting seat is provided with at least one wing panel for positioning the at least one shaft lever in a rotating manner; the synchronous component is a gear set, and a limiting groove is arranged between two ends of the supporting seat for accommodating and limiting the gear set.

5. The flexible screen hinge structure according to claim 4, wherein the other end of the supporting seat has two tabs, the at least one shaft includes a first shaft and a second shaft, the first shaft and the second shaft sequentially pass through the two tabs of the supporting seat and the torsion positioning component, and are respectively locked with a first end seal and a second end seal to fixedly compress the torsion positioning component.

6. The flexible screen rotating shaft structure according to claim 1 or 2, wherein the protruding portion is a flat plate extending horizontally and outwards from the bottom of the one end of the connecting rod of the housing, and one end of the flat plate is provided with a first lug and a second lug for pivoting the other end of the arc-shaped swing arm; the one end of the shell connecting rod is provided with a first lug and a second lug which are arranged in parallel at intervals for pivoting the one end of the connecting plate.

7. The flexible screen rotating shaft structure according to claim 6, wherein the limiting portion comprises a first limiting block and a second limiting block, one end of the guide post is locked to the first limiting block, and the other end of the guide post passes through the sliding portion and the second limiting block, so that the other end of the gear connecting rod is connected with the other end of the housing connecting rod in a relatively moving manner.

8. The flexible screen rotating shaft structure according to claim 7, further comprising a third bump, wherein two ends of the third bump extend the first stopper and the second stopper respectively, an accommodating space is defined by a common frame among the second bump, the first stopper, the third bump and the second stopper, the guide post passes through the accommodating space, and the sliding part is accommodated in the accommodating space.

9. A flexible screen hinge structure as claimed in claim 2, wherein the other end of the connection plate is connected to the housing link by a tension spring.

10. A flexible screen rotating shaft structure according to claim 1 or 9, wherein one side of the protruding portion of the housing connecting rod is provided with a first connecting portion for connecting with one end of the tension spring; one side of the other end of the connecting plate is provided with a second connecting part for connecting with the other end of the extension spring, and the other side of the other end of the connecting plate is provided with the guide rod.

11. A flexible screen rotating shaft structure according to claim 1 or 2, wherein one side of the other end of the gear connecting rod is provided with the sliding part, the other side of the other end of the gear connecting rod is provided with a slot with an open side surface, the bottom surface of the slot is provided with the curved surface track, and the guide rod of the connecting plate transversely penetrates into the slot and downwards presses against the curved surface track.

12. A flexible screen rotating shaft structure according to claim 1 or 2, wherein the arc-shaped portion comprises a stop block and two parallel and spaced arc-shaped blocks, and the stop block is located between the two arc-shaped blocks; the guide part comprises a notch groove and two arc grooves with intervals, the two arc grooves are positioned on two opposite side surfaces of the guide part to be respectively abutted against the two arc blocks of the arc part, and the notch groove is positioned at the end edge of the guide part and between the two arc grooves for abutting joint of the stop blocks to form a stop effect.