CN209691263U - A kind of rotating mechanism, fold mechanism and Folding display device - Google Patents

Abstract

A kind of rotating mechanism, pedestal including being equipped with a pair of of through hole, a pair of of the main shaft being inserted in the through hole and a pair of of the gear being successively sheathed on the main shaft, spring, several gaskets, rotation controling piece and shell, the pedestal is respectively formed with first in the main shaft extending direction, second installation space, the pair of gear and a pair of of spring are installed in first installation space, the gear is supported by gasket and the spring, second installation space is respectively in the fixed rotation controling piece in outside for being located at described two main shafts, the rotation controling piece includes plate-like base and the elastic piece from described plate-like base one end bending formation, the plate-like base is immobilizated on the second installation space bottom wall, the elastic piece and main shaft interference are only capable of the main shaft from the elastic piece free end towards the elastic piece It is rotated with the junction direction of the plate-like base, prevents incorrect rotation；The application further includes a kind of fold mechanism and Folding display device.

Description

A kind of rotating mechanism, fold mechanism and Folding display device

Technical field

This application involves communication electronics field, espespecially a kind of rotating mechanism, fold mechanism and Folding display device.

Background technique

With the development of Folding screen technology, folds screen mobile phone and have become hot spot technology.Although and Folding screen can with bending, But still cannot achieve 180 degree bending, not so dogleg section can damage screen there is still a need for certain angle R is kept.And it is existing Folding mode is divided into infolding and is folded outward, i.e., screen is in inner or outer side after folding, and the Mate X issued such as Huawei is to be folded outward, But the problem of being folded outward is that screen is in exposed state, is easy to be scratched by hard object, and Folding screen is more fragile.

No matter being folded outward or infolding, problem to be solved being, how to guarantee Folding screen in bending, how is bending mechanism At this moment the angle R radian needed for adapting to screen dogleg section can generate the shortening of slight distance on the inside of Folding screen bending part, and roll over Folded screen outside can generate the extension of slight distance, at this point, the component for being close to the Folding screen has to keep synchronous variation, otherwise Bad screen can be squeezed.And guarantee that the Folding screen back side has support, otherwise hanging screen will cause damage when finger presses.

Utility model content

In consideration of it, it is necessary to provide a kind of rotating mechanism, fold mechanism and Folding display device, the rotating mechanism is equipped with The rotation controling piece misrouted is prevented, prevents user's improper use from damaging product, rotating mechanism can also make the Folding display device Equilibrium is folded to protect relatively fragile Folding screen.

In order to solve the above technical problems, this application provides a kind of rotating mechanism, including be equipped with a pair of of through hole pedestal, A pair of of the main shaft being inserted in the through hole and a pair of of the gear being successively sheathed on the main shaft, several gaskets, turn spring Dynamic control piece and shell, the pedestal is respectively formed with the first, second installation space in the main shaft extending direction, the pair of Gear and a pair of of spring are installed in first installation space, and the gear is supported by gasket and the spring, and described the For two installation spaces respectively in the fixed rotation controling piece in outside for being located at described two main shafts, the rotation controling piece includes plate Shape base portion and the elastic piece formed from the bending of described plate-like base one end, the plate-like base are immobilizated in second installation space On bottom wall, the elastic piece and main shaft interference are only capable of the main shaft from the elastic piece free end towards the elastic piece It is rotated with the junction direction of the plate-like base, prevents incorrect rotation.

Preferably, the pedestal further includes bottom wall and upwardly extends the first perpendicular wall to be formed, the second perpendicular wall from the bottom wall And third erects wall, forms first installation space between the first perpendicular wall and the second perpendicular wall, the second perpendicular wall with Third erects and forms second installation space between wall, and the through hole runs through the described first, second, third perpendicular wall, and described the It is equipped with dividing wall among two installation spaces and separates the pair of main shaft, the bottom wall of second installation space is equipped with convex block, institute It states plate-like base and is equipped with the pore structure cooperated with the convex block.

Preferably, the gear is held on the described first perpendicular wall by gasket, and one end of the spring is held in described On second perpendicular wall.

Preferably, the pair of main shaft corresponds to and is equipped with recessed portion at second installation space position, and the elastic piece is dry It relates at the recessed portion position, the recessed portion is planar structure.

Preferably, the plate-like base of the rotation controling piece and elastic piece are in " V "-shape structure.

In order to solve the above technical problems, present invention also provides a kind of fold mechanism, including such rotation mechanism, the folding Folded mechanism further include be located at the rotating mechanism both lateral sides at least a pair of of fixing seat and the connection rotating mechanism with The transmission mechanism of the fixing seat, the rotating mechanism is supported in the fixing seat by least two transmission mechanisms, described Rotating mechanism is in suspended state, and the fixing seat is equipped with fixing axle, and the transmission mechanism includes fixed with the main shaft The interconnecting piece of fixing end, sliding end and the connection fixing end and sliding end, the sliding end is equipped with to be moved around the fixing axle Dynamic arc track drives the transmission mechanism, and then drive the pair of master when the fixing seat is by traction relative motion Axis rotates backward, and the pair of gear effectively controls the harmony of a pair of of main axis.

Preferably, the fixing seat includes substrate, from substrate two sides bending upwardly extends the two sidewalls to be formed, described Fixing axle runs through and is fixed on two sidewalls, and there are distance between the fixing axle and the substrate, the arc track is first set It is passed through after first side wall, arc track, the second side wall admittedly between the two sidewalls of the fixing seat, then by the fixing axle Due on the two sidewalls.

In order to solve the above technical problems, present invention also provides a kind of Folding display device, including aforementioned fold mechanism, institute State the folded sheet that Folding display device further includes first, second face that is equipped with, the folding being fixed on the second face of the folded sheet The protection board for shielding and being fixed on the first face of the folded sheet, the fixing seat are fixed on the protection board.

Preferably, the folded sheet include the first plate portion, the second plate portion and be located at first plate portion and the second plate portion it Between several strip shape bodies, several strip shape bodies are mutually indepedent and two neighboring strip shape body between there is gap, first plate portion, Second plate portion and several strip shape bodies are connected as an entirety, the protection board include it is mutually indepedent and respectively with first plate portion The first, second protection board being integrated is held with the second plate portion, the free end bending of the first or second protection board extends to Form bending part above second or first protection board, the first, second non-collapsible district of the Folding screen respectively with described first, the Two plate portions are fixed as one, and the folding region of the Folding screen corresponds to the strip shape body, between the folding region and the strip shape body It separates and is not fixed, when the Folding screen is unfolded, the strip shape body is supported on the protection board.

Preferably, when the Folding screen folds, several strip shape bodies are folded into the arc-shaped bend of the corresponding folding region Portion, between the strip shape body in the gap turn narrow close to the Folding screen side, folded state, described in the bending part is detached from Above the free end of first or second protection board；When unfolded state, the free end of the bending part extends to first or second guarantor Above the free end of backplate, and the strip shape body of the folded sheet is held on the protection board to support the Folding screen.

The Folding display device of the application controls the harmony of folding process by the setting of the fold mechanism, and leads to The arc track for crossing fixing seat is adapted to the best folding path of the Folding screen.Meanwhile the rotating mechanism passes through the rotation Control piece prevents from the rotation of mistake and provides folding prompt in place, enhances the user experience effect of product.

Detailed description of the invention

The drawings described herein are used to provide a further understanding of the present application, constitutes part of this application, this Shen Illustrative embodiments and their description please are not constituted an undue limitation on the present application for explaining the application.

Fig. 1 to Figure 13 is the attached drawing of one Folding display device of the embodiment of the present application:

Fig. 1 is the application Folding display device perspective view；

Fig. 2 is the top view of the application folded sheet；

Fig. 3 is the partial enlarged view of virtual coil A described in Fig. 2；

Fig. 4 is the rearview in the application folded sheet middle position；

Fig. 5 is the schematic diagram in folding process of the application folded sheet and Folding screen；

Fig. 6 is that the application folded sheet and Folding screen are in the schematic diagram under folded state；

Fig. 7 is the partial enlarged view of virtual coil B shown in Fig. 6；

Fig. 8 is the three-dimensional combination figure of the application fold mechanism；

Fig. 9 is the stereogram exploded view of the application fold mechanism；

Figure 10 is the stereogram exploded view of another angle of the application fold mechanism；

Figure 11 is the three-dimensional combination figure of the application rotating mechanism；

Figure 12 is the stereogram exploded view of the application rotating mechanism；

Figure 13 is the perspective view of the buckling component of the application rotating mechanism.

Figure 14 to Figure 22 is the attached drawing of the application embodiment two:

Figure 14 is the three-dimensional combination figure of the application Folding display device；

Figure 15 is the perspective view of the application folded sheet and rotating mechanism；

Figure 16 is the perspective view at reverse side visual angle shown in Figure 15；

Figure 17 is the three-dimensional combination figure of the application folded sheet and rigid sheet；

Figure 18 is the perspective view of the supporting element of the application fold mechanism；

Figure 19 is the perspective view of the rotating member of the application fold mechanism；

Figure 20 is the three-dimensional combination figure of the application rotating mechanism；

Figure 21 is the optical cable of the application rotating mechanism；

Figure 22 is the stereogram exploded view of the application rotating mechanism.

Specific embodiment

To keep the purposes, technical schemes and advantages of the application clearer, below in conjunction with the application specific embodiment and Technical scheme is clearly and completely described in corresponding attached drawing.Obviously, described embodiment is only the application one Section Example, instead of all the embodiments.Based on the embodiment in the application, those of ordinary skill in the art are not doing Every other embodiment obtained under the premise of creative work out, shall fall in the protection scope of this application.

Please refer to embodiment one shown in Fig. 1 to Figure 13:

Emphasis refering to fig. 1, shown in Fig. 5, the Folding display device of the application includes folded sheet 10, is fixed on the folded sheet The fold mechanism 20 in 10 first faces, the Folding screen 30 for being covered on 10 second face of folded sheet.

With continued reference to shown in Fig. 2 to Fig. 7, the application folded sheet 10 is including the first plate portion 11, the second plate portion 12 and is located at institute State several strip shape bodies 13 between the first plate portion 11 and the second plate portion 12.

For emphasis refering to shown in Fig. 3, Fig. 4, the strip shape body 13 includes several narrow strip bodies 133 of middle section, difference position The several first, second wide strip shape bodies 131,132 in 133 two sides of narrow strip body.The strip shape body 13 and strip shape body 13 with It is independent from each other between first, second plate portion 11,12, and there are certain gap, the gap width is 0.10- 0.12mm, preferably 0.11mm.The width of the narrow strip body 133 is between 0.2-0.6mm, preferably 0.4mm, with a thickness of Between 0.1-0.4mm, preferably 0.2mm.The width of the first, second wide strip shape body 131,132 between 1.2-1.8mm, Preferably 1.5mm, thickness are identical as the narrow strip body 133.One is bonded as by glue 134 between several strip shape bodies 13 Body, the glue 134 is located at the first face of several strip shape bodies 13 and forms certain thickness on first face, described The thickness that glue 134 is located at 13 first face of strip shape body is about 0.1-0.3mm, and the glue 134 also extends to described several In between strip shape body 13, the glue 134 extends into three that the depth between the strip shape body 13 is 13 thickness of strip shape body / mono- between half.

Emphasis is as shown in fig.5, the Folding screen 30 is covered on the second face of the folded sheet 30, the Folding screen 30 Folding region 33 including the first, second non-collapsible district 31,32 and between first, second non-collapsible district 31,32, it is described First, second non-collapsible district 31,32 is individually fixed in the first, second plate portion 11,12 of the folded sheet 10, such as uses glue Etc. forms bonded.Corresponding 13 position of strip shape body in the folding region 33, the folding region 33 and the strip shape body 13 it Between be to be separated from each other and unfixed.

When bending, because there are certain thickness, about 0.5mm for the Folding screen 30.With the bending of the Folding screen 30, The length of the extrados of the folding region 33 of the Folding screen 30 can be elongated, and the length of intrados can be compressed and be shortened.Although inside and outside Arc length varies less, but must folded sheet 10 have to adapt to the variation of the inside and outside arc length, otherwise, the folded sheet 10 can cause the Folding screen 30 to squeeze and damage Folding screen 30.

With continued reference to shown in Fig. 5 to Fig. 7, the strip shape body 13 of the folded sheet 10 is in the process with 30 bending of Folding screen In, the angle of the strip shape body 13 independently changes, and existing gap between the strip shape body 13, the strip shape body 13 after folding Gap shrinks between the intrados of corresponding 30 side of Folding screen, in the gap between the extrados of the strip shape body 13 The flexible expansion of glue 134 increases the gap to adapt to the variation of the 30 extrados length of Folding screen without to the folding The extrados of folded screen 30 causes to squeeze.Because the narrow strip body 133 corresponds to 33 folding angles of folding region of the Folding screen 30 most Big position, the narrow strip body 133 can generate more small variation and adapt to cause at the 33 maximum folded angle of folding region Length variation.

Please continue to refer to shown in Fig. 8 to Figure 13, the fold mechanism 20 include be individually fixed in the folded sheet 10 or its He is similar to fixing seat 21, rotating mechanism, the connection rotating mechanism and the fixing seat 21 on the plate body of folded sheet 10 Transmission mechanism 22 and accommodate the shell 23 of the rotating mechanism.

Each fixing seat 21 includes symmetrically arranged a pair of of fixinig plate, and each fixinig plate includes being fixed on the folded sheet 10 On fixed base 211, from the vertical bending of the fixed base 211 and upwardly extend the vertical portion 212 to be formed and be opened in institute State the arc track 213 on vertical portion 212.The motion profile of the arc track 213 adapts to the folding rail of the Folding screen 30 Mark.

Each fixing seat 21 is correspondingly arranged a transmission mechanism 22, and the transmission mechanism 22 includes fixing end 224, cooperation institute It states the sliding end 221 of fixing seat 21, prolong from 221 both lateral sides of sliding end towards what 21 bending of fixing seat extended to form It stretches piece 222 and passes through the sliding axle 223 of the pair of Extendible flake 222.When installation, the sliding end 221 is overlapped in the fixation 21 top of seat, then the sliding axle 223 is successively passed through to the hole being arranged on the arc track 213 and two Extendible flakes 222 of side The arc track 213 of structure (not labeled) and the other side.Finally do not fall off it free end fixation of sliding axle 223.

Emphasis refering to fig. 11, shown in Figure 12, the rotating mechanism includes a pair of of main shaft 24, is successively arranged and is fixed on the master Engaging member 25, the first gasket 291 on axis 24 are sheathed on the pair of main shaft 24 and mutually ratcheting gear 26, the respectively Two gaskets 292, the spring 27 being sheathed on the pair of main shaft 24 respectively, third gasket 293, rotation controling piece 281,282 and 4th gasket 294.

The engaging member 25 includes the first through hole 251 that left and right is sheathed on respectively on the pair of main shaft 24, the rotation Mechanism 24 can rotate in the first through hole 251.The second through-hole of a pair 261 of the pair of gear 26 is sheathed on the main shaft The main shaft 24 and the relative position of the gear 26 are fixed on 24 and with the main shaft 24 fixation.The spring 27 is crimped on Between second gasket 292 and the third gasket 293.The rotation controling piece 281,282 is included in 24 length side of main shaft To movable movable member 281 and a pair of fixing piece 282 for cooperating the movable member 281.The rotation controling piece 281,282 clamps Between the third gasket 293 and the 4th gasket 294.After the shell 23 assembles, the rotating mechanism is coated solid It is fixed, and the first, second free end 241,242 of the pair of main shaft 24 each extends over out the both ends of the shell 23, described the One, the 4th gasket 291,294 are held in the both ends of the shell 23 and can not move on the length direction of the main shaft 24.Institute State third gasket 293 be relative to the main shaft 24 length direction it is movable.

The movable member 281 of the rotation controling piece is connected to one end of the spring 27, institute by the third gasket 293 If stating movable member includes setting the main part 2811 there are two third through-hole and extending to form towards described 282 one end of fixing piece Dry protrusion.The protrusion includes the first lug of a pair 2812 at the pair of about 24 two side position of main shaft and is located at institute State the second lug of a pair 2813 and third lug 2814 of a pair of of 24 lateral outer side of main shaft.One in a pair of first lug 2812 The both side edges of lug 2812 are vertical wall construction 28121, and the both side edges of another lug 2812 are inclination wall construction 28122.Institute The both side edges for stating second, third lug 2813,2814 are inclination wall construction (not labeled).Three pairs of lugs 2812,2813, Two pairs of bayonet arrangements 2815,2817 and 2816,2818 are defined in each 24 side of main shaft respectively between 2814.The bayonet is fixed The first bayonet 2815,2817 of justice, first bayonet 2815,2817 is arranged in parallel, second bayonet 2816,2818 It is in a straight line.

Each fixing piece 282 includes cylindrical body 2821 equipped with fourth hole 2824, from the cylindrical body 2821 towards institute A pair of of fixture block 2822 that 281 one end of movable member is extended is stated, the two sidewalls of the pair of fixture block 2822 are inclination wall construction.

Each rotating mechanism respectively corresponds two pairs of transmission mechanisms 22 and two pairs of fixing seats 21, and a pair of of fixing seat 21 is in the master The first plate portion 11 of the folded sheet 10 is in turn secured on the length direction of axis 24, another pair fixing seat 21 is fixed on the folding In second plate portion 12 of lamination 10.The transmission mechanism 22 connects the fixing seat 21 and the rotating mechanism.Four drivers First, second free end 241,242 of the fixing end 224 of structure 22 and a pair of of main shaft 24 is fixedly connected, and makes 224 phase of fixing end First, second free end, 241,242 relative position is fixed.The sliding end 221 of the transmission mechanism 22 is as previously described Slidably cooperate with the fixing seat 21.

The rotating mechanism is suspended in the folded sheet 10 by the support of the transmission mechanism 22 and fixing seat 21 Without being contacted with 10 surface of folded sheet above outer surface.Each fold display device preferably has two groups of fold mechanisms 20 to distinguish It is fixed on the folded sheet 10 along same rectilinear direction, if the length of Folding display device is too long, also can choose setting three A, four fold mechanisms 20.

The specific operation principles of the Folding display device of the present embodiment are as follows:

When Folding screen 30 is folded together with the folded sheet 10, the folding region 33 of the Folding screen 30 and the folding The strip shape body 13 of plate 10 generates bending, and the variation of the strip shape body 13 is not as previously mentioned, repeating herein.Institute is discussed in detail herein The cooperative movement of fold mechanism 20 is stated, the pair of main shaft 24 generates reversed rotation between each other, is individually fixed in described one Gear 26 on main shaft 24 is rotated with the main shaft relative to rotating backward, the pair of gear 26 can control folding fortune Dynamic harmony prevents from rotating irregular and damaging Folding screen 30.In rotation process, the sliding axle 223 of the transmission mechanism 22 It is moved in the arc track 213 of the fixing seat 21, the setting of the arc track 213 meets the folding of the Folding screen 30 The best folding path in area 33.The rotation controling piece 281,282 in the initial state, the fixture block of the pair of fixing piece 282 2822 are sticked in respectively in the first bayonet of a pair 2815,2817 of the movable member 281, and when rotation, the fixing piece 282 is with institute It states main shaft 24 to rotate together, fixture block 2822 is got over along the inclination wall construction 28122 of first lug 2812, third lug 2813 It is caught in second bayonet 2816,2818 after crossing 2812 top of the first lug, and generates the prompt feel folded in place Or sound；At this point, the movable member 281 compresses under the pushing of the inclination wall construction 28122 backward in the fixing piece 282 The spring 27 makes the spring 27 generate deformation, and then, the movable member 281 makes described under the restoring force of the spring 27 Fixture block 2822 is caught in second bayonet 2816,2818.When needing to be unfolded the Folding display device, backwards rotation is Can, details are not described herein again.Vertical wall construction 28121 is arranged in the two sides of one of them the first lug 2812, makes the Folding display Device can not rotate in another direction damages equipment to prevent the rotation of mistake.

The folded sheet 10 of the Folding display device of the present embodiment in the folding region 33 of the correspondence Folding screen 30 by being arranged The arc length of inner arc caused by when several mutually indepedent and strip shape body 13 that is spaced apart from each other is to solve 30 bending of Folding screen and outer arc is sent out The setting of the problem of changing, the strip shape body 13 can be caused because bending arc length changes to the folding to avoid folded sheet 10 Shield the extruding problem of 30 extrados.

The Folding display device of this embodiment controls the equilibrium of folding process by the setting of the fold mechanism 20 Property, and the arc track 213 for passing through fixing seat 21 is adapted to the best folding path of the Folding screen 30.Meanwhile passing through described turn Control piece 281,282 is moved to prevent the rotation of mistake and provide the prompt folded in place, enhances the user experience effect of product.

Please refer to embodiment two shown in Figure 14 to Figure 22；

Refering to fig. 14, shown in Figure 15, Figure 16, the Folding display device of the embodiment of the present application two includes folded sheet 10, fixed In on 10 first face of folded sheet protection board 50, be fixed on the protection board 50 fold mechanism 40, be covered on it is described Folding screen 30 and installation on 10 second face of folded sheet coat the shell 62 of the fold mechanism 40 and protection board 50.The shell The spare parts such as circuit board are equipped in 62.

The folded sheet 10 is described in detail in example 1, and details are not described herein again.

The shell 60 includes first shell 61 and second shell 62, can between the first shell 61 and second shell 62 To fold.

For emphasis refering to fig. 1 shown in 7, the protection board 50 includes being fixed as one with the first plate portion 11 of the folded sheet 10 The first protection board 51 and the second protection board 52 for being fixed as one with second plate portion 12.The thickness of the protection board 50 with The thickness of the folded sheet 10 is roughly equal.First protection board 51 separates independently of each other with second protection board 52, institute State that the first protection board 51 closes on described second protection board, 51,52 one end or second protection board 52 closes on first protection 51 one end of plate forms upward bending part 54, and the end of the bending part 54 is located at second protection board 52 or the first protection board Above 51 end.A gap 53 is formed with below the bending part.The gap of first, second protection board 51,52 (i.e. bending part 54) is located at 133 top of narrow strip body.When pleated, the protection board 50 is from 54 position of bending part It folds, and first protection board 51 and second protection board 52 do not generate folding cambered surface because of folding, not will cause arc length The case where reducing and squeezing folded sheet 10 generation.And when Folding display device expansion, the strip shape body 13 contacts It on the protection board 50, not will cause just under unfolded state, the hanging state of part strip shape body 13 is kept away with protecting Folding screen 30 Folded-free screen 30 damages Folding screen because hanging under click state.

The surface of every strip shape body 13 can be completely or partially held on the protection board 50 in unfolded state, rolled over The corresponding strip shape body 13 in gap 53 of 54 lower section of turn of bilge also can be partially held on the protection board 50.The protection board 50 can lead to It crosses the forms such as glue, rivet and the folded sheet 10 is fixed, positioned at the item of 33 middle position of folding region of the Folding screen 30 Shape body 13 is not bonded with the protection board 50.Or the strip shape body 13 will not be bonded with the protection board 50 and is integrated, and It is separately independent.

Please continue to refer to shown in Figure 16 to Figure 22, the fold mechanism 40 include two pairs be individually fixed in described first, the The transmission mechanism of fixing seat 41, rotating mechanism and the connection fixing seat 41 and the rotating mechanism on two protection boards 51,52 42。

The fixing seat 41 upwardly extends the two sidewalls 412 to be formed including substrate 411, from the 411 two sides bending of substrate And through the two sidewalls 412 and the fixing axle 413 of fixation.There are distances between the fixing axle 413 and the substrate 411. Fixation hole 414 is offered in the substrate 411, and the substrate 411 is fixed on the protection board 50 and the folded sheet to facilitate On 10.

The transmission mechanism 42 includes fixing end 422, sliding end 423 and the connection fixing end 422 and the sliding end 423 interconnecting piece 421.The sliding end 423 is equipped with arc track 424, and the design and implementation example one of the arc track 424 is set It is similar in the arc track in the fixing seat 21, to meet the optimal folding path of Folding screen 30.The arc track 424 is first It is placed between the two sidewalls 412 of the fixing seat 41, then the fixing axle 43 is passed through into first side wall 412, arc track 424, it is fixed on after the second side wall 412 on the two sidewalls 412.The arc track 424 is mobile around the fixing axle 413.

The rotating mechanism includes the pedestal 45 for being equipped with a pair of of through hole 456, a pair of the master being inserted in the through hole Axis 44, a pair of of the gear 46 being sheathed on the main shaft 44, spring 47, the first gasket 491, the second gasket 492, be installed on it is described The rotation controling piece 48 interfered in pedestal 45 and with the main shaft 44 and the lid 43 being covered on the pedestal 45.

The pedestal 45 includes bottom wall 451, upwardly extends the perpendicular wall 453 of to be formed first, the second perpendicular wall from the bottom wall 451 454, third erects wall 455, the first installation space 457 between the described first perpendicular wall 453 and the second perpendicular wall 454 and is located at institute State the second installation space 452 between the second perpendicular wall 454 and the perpendicular wall 455 of third.Among second installation space 452 be equipped with every From wall 458, second installation space 452 is divided into two installation spaces by the dividing wall 458, and each installation space is corresponding One through hole 456.The bottom wall 451 of second installation space 452 is equipped with convex block 4521.

First gasket 491, a pair of of gear 46, the second gasket 492, spring 47 are successively sheathed on the pair of main shaft 44 Above and it is assembled in first installation space 457.First gasket 491 supports the described first perpendicular wall 453, second pad For piece 492 between the gear 46 and the spring 47, the other end of the spring 47 supports the described second perpendicular wall 454.

The pair of main shaft 44 further includes the first, second end for extending 45 both ends of pedestal from the through hole 456 Portion 441,442.The fixing end 422 of the transmission mechanism 42 is individually fixed in the first, second end 441,442 of the main shaft 44 On.

The rotation controling piece 48 includes plate-like base 481 and the elasticity from 481 one end bending of plate-like base formation Piece 482.The plate-like base 481 is equipped with and is sheathed on the convex block 4521 on the bottom wall 451 of second installation space 452 Pore structure 483.The plate-like base 481 is in " V "-shape structure with the elastic piece 482, and " V " the font bottom is described in Dividing wall 458.The pair of main shaft 44 is equipped with recessed portion 443, the elastic piece at corresponding second installation space, 457 position 482 interference rotate the pair of main shaft 44 can only along the free end of elastic piece 482 at 443 position of recessed portion, without It can be towards the lower rotation of the elastic piece 482.

In the Folding display device when folding, the shell 60, folded sheet 10, protection board 50 are rotated, and pass through fixation Drive the transmission mechanism 42 mobile in the fixing seat 41 on the protection board 50, the arc track 424 is around the fixing axle 413 is mobile, while the pair of main shaft 44 being driven to rotate backward, and the velocity of rotation that the gear 47 controls a pair of of main shaft 44 is equal Weighing apparatus, in order to avoid cause to rotate unbalanced and damage Folding screen 30.

Covering protection plate 50 on the folded sheet 10 of the Folding display device of the embodiment of the present application two, the protection board 50 are arranged Mutually independent first, second protection board 51,52, and in gap, so that the first, second protection board 51, any of 52 is existed Free end bending forms bending part 54, in the case where guaranteeing the folding situation of protection board 50, in unfolded state, and the folded sheet 10 It can be supported in completely on the protection board 50, prevent the Folding screen 30 hanging and impaired because clicking.

40 structure of fold mechanism is relatively more simple, and is able to achieve better rotational stability, and in the folding Ingenious setting rotation controling piece 48 in mechanism 40 prevents user from missing folding direction and damaging Folding screen.

The above description is only an example of the present application, is not intended to limit this application.For those skilled in the art For, various changes and changes are possible in this application.All any modifications made within the spirit and principles of the present application are equal Replacement, improvement etc., should be included within the scope of the claims of this application.

Claims (10)

1. a kind of rotating mechanism, which is characterized in that including being equipped with the pedestal of a pair of of through hole, one be inserted in the through hole A pair of of gear, spring, several gaskets, rotation controling piece and the shell to main shaft and being successively sheathed on the main shaft, the seat Body is respectively formed with the first, second installation space in the main shaft extending direction, and the pair of gear and a pair of of spring are installed on In first installation space, the gear is supported by gasket and the spring, and second installation space is being located at respectively The fixed rotation controling piece in the outsides of described two main shafts, the rotation controling piece include plate-like base and from the plate base The elastic piece that the bending of portion one end is formed, the plate-like base is immobilizated on the second installation space bottom wall, the elastic piece with The main shaft interference makes the main shaft be only capable of the knot from the elastic piece free end towards the elastic piece and the plate-like base Prescription is closed to rotation, prevents incorrect rotation.

2. rotating mechanism as described in claim 1, which is characterized in that the pedestal further include bottom wall and from the bottom wall to On the first perpendicular wall, the second perpendicular wall and the third that extend to form erect wall, form institute between the first perpendicular wall and the second perpendicular wall The first installation space is stated, the second perpendicular wall and third erect and form second installation space between wall；The through hole runs through The first, second, third perpendicular wall is equipped with dividing wall among second installation space and separates the pair of main shaft, and described the The bottom wall of two installation spaces is equipped with convex block, and the plate-like base is equipped with the pore structure cooperated with the convex block.

3. rotating mechanism as claimed in claim 2, which is characterized in that the gear is held in the described first perpendicular wall by gasket On, one end of the spring is held on the described second perpendicular wall.

4. rotating mechanism as described in claim 1, which is characterized in that the pair of main shaft corresponds to second installation space position It sets place and is equipped with recessed portion, at the recessed portion position, the recessed portion is planar structure for the elastic piece interference.

5. rotating mechanism as claimed in claim 3, which is characterized in that the plate-like base of the rotation controling piece is in elastic piece " V " character form structure.

6. a kind of fold mechanism, which is characterized in that including rotating mechanism as described in claim 1, the fold mechanism is also distinguished Positioned at least a pair of of fixing seat of the rotating mechanism both lateral sides and the transmission of the connection rotating mechanism and the fixing seat Mechanism, the rotating mechanism are supported in the fixing seat by least two transmission mechanisms, and the rotating mechanism is in suspension State, the fixing seat are equipped with fixing axle, and the transmission mechanism includes fixing end, sliding end and the company fixed with the main shaft The interconnecting piece of the fixing end and sliding end is connect, the sliding end is equipped with the arc track mobile around the fixing axle, works as institute When stating fixing seat by traction relative motion, the transmission mechanism is driven, and then the pair of main shaft is driven to rotate backward, described one The harmony of a pair of of main axis is effectively controlled gear.

7. fold mechanism as claimed in claim 6, which is characterized in that the fixing seat includes substrate, from the substrate two sides Bending upwardly extends the two sidewalls to be formed, and the fixing axle runs through and is fixed on two sidewalls；The fixing axle and the substrate Between there are distance, the arc track is first placed between the two sidewalls of the fixing seat, then the fixing axle is passed through first It is fixed on after a side wall, arc track, the second side wall on the two sidewalls.

8. a kind of Folding display device, which is characterized in that including fold mechanism as claimed in claim 7, the Folding display Device further includes the folded sheet in first, second face that is equipped with, the Folding screen being fixed on the second face of the folded sheet and is fixed on Protection board on first face of the folded sheet, the fixing seat are fixed on the protection board.

9. Folding display device as claimed in claim 8, which is characterized in that the folded sheet includes the first plate portion, the second plate Portion and several strip shape bodies between first plate portion and the second plate portion, several strip shape bodies are mutually indepedent and two neighboring item There is gap between shape body, first plate portion, the second plate portion and several strip shape bodies are connected as an entirety, the protection board Including mutually indepedent and hold the first, second protection board being integrated with first plate portion and the second plate portion respectively, described the One or second the free end bending of protection board extend to and form bending part above the second or first protection board, the of the Folding screen One, the second non-collapsible district is fixed as one with first, second plate portion respectively, and the folding region of the Folding screen corresponds to the item Shape body is separated between the folding region and the strip shape body and is not fixed, and when the Folding screen is unfolded, the strip shape body is supported In on the protection board.

10. Folding display device as claimed in claim 9, which is characterized in that when the Folding screen folds, several strips Body is folded into the arc-shaped curvature portion of the corresponding folding region, becomes between the strip shape body in the gap close to the Folding screen side Narrow, when folded state, the bending part is detached from above the free end of the first or second protection board；It is described when unfolded state The free end of bending part extends to above the free end of first or second protection board, and the strip shape body of the folded sheet is held in To support the Folding screen on the protection board.