CN110671421A - Folding pivot subassembly based on belt linkage and mobile terminal thereof - Google Patents
Folding pivot subassembly based on belt linkage and mobile terminal thereof Download PDFInfo
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- CN110671421A CN110671421A CN201911014919.5A CN201911014919A CN110671421A CN 110671421 A CN110671421 A CN 110671421A CN 201911014919 A CN201911014919 A CN 201911014919A CN 110671421 A CN110671421 A CN 110671421A
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- 230000007246 mechanism Effects 0.000 claims abstract description 30
- 230000001360 synchronised effect Effects 0.000 claims abstract description 16
- 230000033001 locomotion Effects 0.000 claims abstract description 15
- 206010066054 Dysmorphism Diseases 0.000 claims description 13
- 230000020347 spindle assembly Effects 0.000 claims 9
- 230000000694 effects Effects 0.000 description 9
- 238000010030 laminating Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 239000007787 solid Substances 0.000 description 3
- 238000005267 amalgamation Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 230000002441 reversible effect Effects 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C11/00—Pivots; Pivotal connections
- F16C11/04—Pivotal connections
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- G09F9/00—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements
- G09F9/30—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements
- G09F9/301—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements flexible foldable or roll-able electronic displays, e.g. thin LCD, OLED
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Telephone Set Structure (AREA)
Abstract
The invention relates to the field of flexible screens, and discloses a belt linkage-based folding rotating shaft assembly and a mobile terminal thereof. The inside of the central shell is provided with a synchronous movement mechanism which enables the two movable shells to be synchronously opened and closed. And screen avoiding mechanisms for protecting the flexible screen are arranged at two ends of the movable shell. The movable shell comprises a middle connecting plate, an arc-shaped groove, an upper cover plate and a main shell. According to the invention, the fixing plates are driven by the oval connecting plates to move away from the screen, at the moment, a rectangular space is formed by the two groups of fixing plates at the position of the middle connecting plate, the synchronizing mechanisms are placed in the rectangular spaces at the two sides and connected through the belt, when the two ends of the middle shell are in a large cambered surface appearance, the inner space of the shell is not enough to be provided with the moving mechanism, and the rectangular mechanisms at the two sides can be arranged below the screen avoiding plate, so that the structural space is effectively utilized, and the space is.
Description
Technical Field
The invention relates to the field of flexible screens, in particular to a folding rotating shaft assembly based on belt linkage and a mobile terminal thereof.
Background
Flexible screen, referred to as flexible OLED. The successful mass production of the flexible screen is not only greatly better than the manufacturing of a new generation of high-end smart phone, but also brings profound influence on the application of wearable equipment due to the characteristics of low power consumption and flexibility.
The function that the both sides screen was opened and shut simultaneously can not be accomplished to present flexible screen in the in-process that uses, needs both hands to open the cell-phone both sides simultaneously and merges when leading to using, and the fifty percent discount department of circular arc type can appear in the mid portion of the screen body when closing the screen, and present flexible screen does not set up when closing the screen and dodges the mechanism, leads to the screen to appear the gap easily after closing the screen, influences the aesthetic property. Therefore, the folding rotating shaft assembly based on belt linkage and the mobile terminal thereof are provided.
Disclosure of Invention
The invention mainly solves the technical problems in the prior art and provides a belt linkage-based folding rotating shaft assembly and a mobile terminal thereof.
And a synchronous movement mechanism for synchronously opening and closing the two movable shells is arranged in the central shell.
And screen avoiding mechanisms for protecting the flexible screen are arranged at two ends of the movable shell.
The movable shell comprises a middle connecting plate, an arc-shaped groove, an upper cover plate and a main shell.
Set up the upper cover plate that can control the activity on the medial surface of main shell, the upper cover plate is rectangular board, and the outer lane department fixed mounting of main shell has the frame of the protection screen body, the frame is the frame of C type, fixed surface installs the fixed plate that can link on the main shell, and the fixed plate is between main shell and upper cover plate, the arc wall is seted up at the both ends of main shell and the arc wall is semicircular groove.
The synchronous motion mechanism comprises a base, two groups of sliding rods and two groups of moving blocks, and the two groups of synchronous operation mechanisms are installed at the upper ends of the two groups of fixed plates in a rotating mirror mode.
The base passes through screw fixed mounting at the upper surface of fixed plate, the slide bar is the stock of cylinder type, and the slide bar has two sets ofly, two sets of slide bar parallel fixed plates, the slide bar is towards the perpendicular fixed mounting of intermediate junction board direction on the side of base, the movable block is the piece of cuboid, transversely seted up two sets of round holes on the movable block, the diameter of round hole is unanimous with the diameter of slide bar, and the central distance between two sets of round holes is the same with the distance between two sets of slide bars, and the movable block passes through on two sets of round hole sliding connection.
The movable block is characterized in that a spring is fixedly mounted on the outer side edge of the movable block, the other end of the spring is fixedly connected with the outer side edge of the base, a side toothed plate is arranged on the outer side of the other side edge of the movable block, the side toothed plate is a plate provided with a row of teeth towards one side of the movable block, the side toothed plate is fixedly mounted on the upper surface of a fixed plate, a gear for transmitting kinetic energy is mounted at one end, close to the side toothed plate, of the movable block through a movable shaft, and the gear is meshed with the teeth on the side.
The fixed plate is provided with a square groove corresponding to the middle of the sliding rod, a connecting belt is connected inside the square groove in a sliding mode, and one end, close to the moving block, of the connecting belt is fixedly connected with the moving block.
The other end of connecting band extends to on the fixed plate of opposite side through intermediate junction board lower extreme, the opposite side the position that the fixed plate corresponds the base is provided with unable adjustment base, unable adjustment base passes through screw fixed mounting on the fixed plate of opposite side is positive, the one end and the unable adjustment base fixed connection of base are kept away from to the connecting band, and the one end length that the connecting band is close to the base when movable shell opens is greater than the one end that is close to unable adjustment base.
Preferably, the screen avoiding mechanism comprises a fixing ring, a fixing block, avoiding plates and a fixing shaft, round holes are formed in two ends of the middle connecting plate, rotating shafts are inserted into the round holes, the round holes are also formed in one ends, close to the middle connecting plate, of the avoiding plates, the avoiding plates are movably connected with the rotating shafts at two ends through the round holes, and the avoiding plates are arranged in parallel to two sides.
Preferably, the fixed block passes through screw fixed mounting on the frame, the dysmorphism groove has been seted up on the fixed block side, the dysmorphism groove is fan-shaped groove at the turning, perpendicular outside fixed mounting fixed axle on the dysmorphism tank bottom surface, the fixed axle is cylindrical major axis.
Preferably, the fixed shaft is movably connected with an elliptic connecting plate, the elliptic connecting plate is a plate with two arc-shaped ends, and the diameter of the arc at the arc of the elliptic connecting plate is consistent with that of the arc at the corner of the special-shaped groove.
Preferably, a round hole is formed in one end, far away from the fixed shaft, of the elliptic connecting plate, an axis is inserted into the round hole in the elliptic connecting plate, a fixed ring is arranged in the middle of the avoiding plate, and the fixed plate is movably connected with the axis through the fixed ring in the middle.
Advantageous effects
The invention provides a folding rotating shaft assembly based on belt linkage and a mobile terminal thereof. The method has the following beneficial effects:
(1) when two groups of main shells are turned towards the middle, one ends of two groups of fixed plates close to the middle connecting plate slide in the arc-shaped groove through the rotating shaft, one ends of two groups of avoiding plates close to the middle connecting plate slide towards the bottom of the arc-shaped groove firstly and then slide towards two ends of the arc-shaped groove again, when the two groups of main shells are combined together, one ends of the two groups of avoiding plates close to the center connecting plate can move reversely and keep away from the maximum distance, the fixed ring at the middle position of the avoiding plate drives the elliptical connecting plate to rotate towards the lower end in the special-shaped groove by taking the fixed shaft as an axis, the elliptical connecting plate drives the avoiding plate to move away from the screen, at the moment, the two groups of avoiding plates form a rectangular space at the middle connecting plate position, the rectangular space can not only assist the folding of the flexible screen but also better protect the corner position of the flexible screen when, the effect of protecting the screen is achieved.
(2) This folding pivot subassembly and mobile terminal based on belt linkage, when two sets of main shells were opened, two sets of boards of dodging can with two sets of main shell synchronous motion, the solid fixed ring of fixed plate intermediate position this moment drives ellipse even board through the axle center and uses the fixed axle to rotate at dysmorphism inslot portion upper end as the axle center, when two sets of main shell operation take parallel state, ellipse even board removes the top in dysmorphism groove, dysmorphism groove plays limiting displacement this moment, dodge the spacing position in parallel of board, prevent that two sets of main shells from passing through the upset and damaging the flexible screen.
(3) When a main shell on one side is turned inwards through a rotating shaft, the main shell drives a fixed plate to synchronously move, the fixed plate can drive a base to synchronously move when turning, two groups of screens are combined towards the middle, the screens can move away from a central shell, a movable block moves towards the base direction through a sliding rod when being pulled by a spring, a gear is meshed on a side toothed plate at the moment, the side toothed plate ensures that the movable block can stably do linear movement, the movable block pulls a connecting belt towards the outer side, the connecting belt pulls a fixed base through the lower end of a middle connecting plate, the fixed base drives the main shell on the other side to turn towards the middle, the synchronous movement of the main shell is realized, the use process of people is more convenient, and the design is realized only by adding a simple and reasonable mechanical device, so that the technical problem which is difficult to overcome can not exist during production, the popularity of the flexible screen is increased.
(4) This folding pivot subassembly and mobile terminal based on belt linkage, the movable block is to outside pulling connecting band, the connecting band passes through intermediate junction board lower extreme pulling unable adjustment base, unable adjustment base drives the main casing of opposite side and to middle upset, the auxiliary power is given for two sets of main casings in the connecting band, thereby realize more convenient opening and amalgamation cell-phone screen, increase the practicality of device, not only realize more convenient opening and amalgamation cell-phone screen, but also can make two main casings of folding cell-phone can inseparable laminating when closed, prevent that folding cell-phone can produce the condition emergence that the accident was opened under external force.
(5) This flexible in-screen folding pivot can only set up a camera, makes the front and back position of adjusting the camera through the upset, and this will mean that the main camera just can regard as front and back camera to use simultaneously, and cell-phone manufacturer can concentrate on the development of specific camera, rather than dispersion energy on a plurality of cameras, can save the inside valuable space of cell-phone simultaneously.
(6) This folding pivot subassembly and mobile terminal based on belt linkage moves screen dodging mechanism and torsion mechanism and operates simultaneously through dodging the board, and the space that relevant mechanical mechanism took in the cell-phone has been reduced greatly to such design to reach the effect of simplifying the cell-phone volume.
(7) This folding pivot subassembly and mobile terminal based on belt linkage, because the one end length that the connecting band is close to the base is greater than the one end that is close to unable adjustment base when the activity shell is opened, like this when the activity shell closes after, the length that the connecting band is close to the one end length of base etc. and is close to the one end of unable adjustment base to it is more stable after the activity shell closes to make activity shell close that the position of closed back base and unable adjustment base is corresponding.
(8) This folding pivot subassembly and mobile terminal based on belt linkage, oval even board drives the fixed plate and keeps away from the screen and removes, two sets of fixed plates can form the space of a rectangle in intermediate junction board position this moment, synchronization mechanism places in both sides rectangle space, connect through the belt, casing inner space is not enough to set up motion when big cambered surface outward appearance is done at middle casing both ends, and both sides rectangle mechanism can set up in the screen dodges the board below, effectively utilize structural space, let out more spaces and give the battery.
Drawings
FIG. 1 is an overall schematic view of the present invention;
FIG. 2 is an internal schematic view of the present invention;
FIG. 3 is an exploded view of the interior of the present invention;
FIG. 4 is an enlarged view taken at A of FIG. 2 according to the present invention;
FIG. 5 is an enlarged view of the invention at B in FIG. 2;
FIG. 6 is a schematic view of the internal structure of the present invention;
FIG. 7 is a cross-sectional view of the main housing of the present invention;
FIG. 8 is an enlarged view taken at C of FIG. 7 in accordance with the present invention;
FIG. 9 is an enlarged view taken at D of FIG. 7 in accordance with the present invention;
FIG. 10 is a side view of the present invention;
FIG. 11 is an enlarged view of FIG. 10 at E.
Illustration of the drawings:
the screen protection device comprises a central shell 1, a movable shell 2, an outer frame 21, an upper cover plate 22, a middle connecting plate 23, a fixing plate 24, an arc-shaped groove 25, a main shell 26, an avoidance plate 27, a synchronous motion mechanism 3, a base 31, a sliding rod 32, a moving block 33, a spring 34, a side toothed plate 35, a gear 36, a square groove 37, a connecting belt 38, a fixing base 39, a screen avoidance mechanism 4, a fixing ring 41, a fixing block 42, a fixing shaft 43, an elliptic connecting plate 44, an axle center 45 and a special-shaped groove 46.
Detailed Description
The technical scheme of the invention is further specifically described by the following embodiments and the accompanying drawings.
Example (b): a folding rotating shaft assembly based on belt linkage and a mobile terminal thereof are disclosed, as shown in figures 1-11, comprising a central shell 1 and two movable shells 2, wherein the two movable shells 2 are arranged at two sides of the central shell 1, and two groups of movable shells 2 can freely rotate through a rotating shaft.
The movable housing 2 comprises an intermediate connecting plate 23, an arc-shaped groove 25, an upper cover plate 22 and a main housing 26, the upper cover plate 22 which can move left and right is arranged on the inner side surface of the main housing 26, the upper cover plate 22 is a rectangular plate, an outer ring of the main housing 26 is fixedly provided with an outer frame 21 of a protective screen body, the outer frame 21 is a C-shaped frame, a fixed plate 24 which can be linked is fixedly arranged on the upper surface of the main housing 26, the fixed plate 24 is arranged between the main housing 26 and the upper cover plate 22, the arc-shaped groove 25 is formed in two ends of the main housing 26, and the arc-shaped groove 25 is a semicircular groove.
The inner part of the central shell 1 is provided with a synchronous movement mechanism 3 which enables the two movable shells 2 to be opened and closed synchronously, the synchronous movement mechanism 3 comprises a base 31, a slide bar 32 and a moving block 33, the synchronous movement mechanism 3 is provided with two groups, and the two groups of synchronous operation mechanisms 3 are installed at the upper ends of the two groups of fixed plates 24 in a rotating mirror image mode.
The base 31 passes through screw fixed mounting at the upper surface of fixed plate 24, slide bar 32 is the stock of cylinder type, and slide bar 32 has two sets ofly, two sets of slide bar 32 parallel fixation board 24, slide bar 32 is towards intermediate junction plate 23 direction vertical fixation installs on the side of base 31, moving block 33 is the piece of cuboid, two sets of round holes have been seted up to the last transverse direction of moving block 33, and the diameter of round hole is unanimous with slide bar 32, and the distance between the central distance between two sets of round holes and the two sets of slide bar 32 is the same, and moving block 33 is on through two sets of round holes sliding connection slide bar 32.
Fixed mounting has spring 34 on the movable block 33 outside limit, the other end of spring 34 and the outside limit fixed connection of base 31, the other side limit outside of movable block 33 is provided with side pinion rack 35, side pinion rack 35 is the board of seting up a row of teeth towards movable block 33 one side, side pinion rack 35 fixed mounting is at the upper surface of fixed plate 24, the gear 36 of transmission kinetic energy is installed through the loose axle to the one end that movable block 33 is close to side pinion rack 35, gear 36 is connected with the tooth meshing on the side pinion rack 35.
A square groove 37 is formed in the fixed plate 24 corresponding to the middle of the sliding rod 32, a connecting band 38 is slidably connected inside the square groove 37, and one end of the connecting band 38 close to the moving block 33 is fixedly connected with the moving block 33.
The other end of connecting band 38 passes through intermediate junction board 23 lower extreme and extends to on the fixed plate 24 of opposite side, the opposite side the position that fixed plate 24 corresponds base 31 is provided with unable adjustment base 39, unable adjustment base 39 passes through screw fixed mounting on the fixed plate 24 of opposite side is positive, the one end and the unable adjustment base 39 fixed connection of base 31 are kept away from to connecting band 38, and the one end length that connecting band 38 is close to base 31 when movable shell 2 opens is greater than the one end that is close to unable adjustment base 39.
When the main shell 26 of one side is turned towards the inner side through the rotating shaft, the main shell 26 drives the fixing plate 24 to move synchronously, the fixing plate 24 can drive the base 31 to move synchronously in turning, two sets of screens are combined towards the middle, the screens can move away from the central shell 1 when moving, the moving block 33 moves towards the base 1 through the sliding rod 32 in the pulling of the spring 34, the gear 36 moves in a meshing manner on the side toothed plate 35 at the moment, the side toothed plate 35 ensures that the moving block can stably move linearly, the moving block 33 pulls the connecting belt 38 towards the outer side, the connecting belt 38 pulls the fixing base 39 through the lower end of the middle connecting plate 23, the fixing base 39 drives the main shell 26 of the other side to turn towards the middle, and the synchronous.
Fixed block 42 passes through screw fixed mounting on frame 21, dysmorphism groove 46 has been seted up on the fixed block 42 side edge, dysmorphism groove 46 is the sectorial groove in corner, perpendicular outside fixed mounting fixed axle 43 on the dysmorphism groove 46 bottom surface, fixed axle 43 is columniform major axis.
When the two groups of main shells 26 are opened, the two groups of avoidance plates 27 and the two groups of main shells 26 move synchronously, at this time, the fixing ring 41 in the middle position of the avoidance plates 27 drives the elliptical connecting plate 44 to rotate upwards in the special-shaped groove 46 by taking the fixing shaft 43 as an axis through the axis 45, when the two groups of main shells 26 run in a parallel state, the elliptical connecting plate 44 moves to the top end of the special-shaped groove 46, at this time, the special-shaped groove 46 plays a limiting role, and the avoidance plates 27 are limited in a parallel position.
The fixed shaft 43 is movably connected with an elliptic connecting plate 44, the elliptic connecting plate 44 is a plate with two arc-shaped ends, and the diameter of the arc at the arc of the elliptic connecting plate 44 is consistent with that at the corner of the special-shaped groove 46.
When two sets of main shells 26 overturn towards the centre, the one end that two sets of dodging boards 27 are close to intermediate junction board 23 slides inside arc wall 25 through the pivot, the one end that two sets of dodging boards 27 are close to intermediate junction board 23 can slide to the bottom of arc wall 25 earlier then slide to the both ends of arc wall 25 again, when two sets of main shells 26 merge together, the one end that two sets of dodging boards 27 are close to central junction board 23 can reverse movement keep away from the maximum distance, the solid fixed ring 41 of dodging board 27 intermediate position drives oval even board 44 through axle center 45 and uses fixed axle 43 as the axle center and rotate in the inside lower extreme of dysmorphism groove 46, oval even board 44 drives dodging board 27 and keeps away from the screen and move, two sets of dodging boards 27 can form a rectangular space in intermediate junction board 23 position this.
A round hole is formed in one end, far away from the fixed shaft 43, of the elliptic connecting plate 44, an axis 45 is inserted into the round hole in the elliptic connecting plate 44, a fixing ring 41 is arranged in the middle of the avoiding plate 27, and the avoiding plate 27 is movably connected with the axis 45 through the fixing ring 41 in the middle.
The working principle of the invention is as follows: when the two groups of main shells 26 are turned over towards the middle, one ends of the two groups of avoiding plates 27 close to the middle connecting plate 23 slide in the arc-shaped groove 25 through the rotating shaft, one ends of the two groups of avoiding plates 27 close to the middle connecting plate 23 slide towards the bottom of the arc-shaped groove 25 firstly and then slide towards the two ends of the arc-shaped groove 25 again, when the two groups of main shells 26 are combined together, one ends of the two groups of avoiding plates 27 close to the middle connecting plate 23 reversely move away from the maximum distance, the fixing ring 41 in the middle of the avoiding plates 27 drives the elliptical connecting plate 44 to rotate towards the lower end in the special-shaped groove 46 by taking the fixing shaft 43 as the shaft center through the shaft center 45, the elliptical connecting plate 44 drives the avoiding plates 27 to move away from the screen, at the moment, the two groups of avoiding plates 27 form a rectangular space in the middle connecting plate 23, the rectangular space can not only assist the folding, the effect of protecting the screen is achieved.
When two sets of main shells 26 are opened, two sets of avoidance plates 27 can move synchronously with two sets of main shells 26, at the moment, a fixing ring 41 in the middle position of the avoidance plates 27 drives an oval connecting plate 44 to rotate upwards in a special-shaped groove 46 by taking a fixing shaft 43 as an axis through an axis 45, when the two sets of main shells 26 run in a parallel state, the oval connecting plate 44 moves to the top end of the special-shaped groove 46, the special-shaped groove 46 plays a limiting role at the moment, the avoidance plates 27 are limited in the parallel position, and the flexible screen is prevented from being damaged due to transition overturning of the two sets of main shells 26.
Finally, it should be noted that the above embodiments are merely representative examples of the present invention. It is obvious that the invention is not limited to the above-described embodiments, but that many variations are possible. Any simple modification, equivalent change and modification made to the above embodiments in accordance with the technical spirit of the present invention should be considered to be within the scope of the present invention.
Claims (10)
1. The utility model provides a folding pivot subassembly and mobile terminal thereof based on belt linkage, includes central shell (1) and two movable housing (2), its characterized in that: the two movable shells (2) are arranged on two sides of the central shell (1), and the two groups of movable shells (2) can freely rotate through a rotating shaft;
a synchronous movement mechanism (3) which enables the two movable shells (2) to be opened and closed synchronously is arranged in the central shell (1);
two ends of the movable shell (2) are provided with screen avoiding mechanisms (4) for protecting the flexible screen;
the movable shell (2) comprises a middle connecting plate (23), an arc-shaped groove (25), an upper cover plate (22) and a main shell (26);
an upper cover plate (22) capable of moving left and right is arranged on the inner side surface of the main shell (26), the upper cover plate (22) is a rectangular plate, an outer ring of the main shell (26) is fixedly provided with an outer frame (21) for protecting a screen body, the outer frame (21) is a C-shaped frame, a fixing plate (24) capable of being linked is fixedly arranged on the upper surface of the main shell (26), and the fixing plate (24) is arranged between the main shell (26) and the upper cover plate (22);
the synchronous movement mechanisms (3) comprise bases (31), sliding rods (32) and moving blocks (33), two groups of synchronous movement mechanisms (3) are arranged, and the two groups of synchronous operation mechanisms (3) are rotatably arranged at the upper ends of the two groups of fixed plates (24) in a mirror image manner;
the sliding rod (32) is vertically and fixedly installed on the side edge of the base (31) towards the direction of the middle connecting plate (23), the moving block (33) is a cuboid block, two groups of round holes are transversely formed in the moving block (33), the diameters of the round holes are consistent with those of the sliding rod (32), the central distance between the two groups of round holes is the same as the distance between the two groups of sliding rods (32), and the moving block (33) is connected to the sliding rod (32) in a sliding mode through the two groups of round holes;
a spring (34) is fixedly mounted on the outer side of the moving block (33), a side toothed plate (35) is arranged on the outer side of the other side of the moving block (33), the side toothed plate (35) is fixedly mounted on the upper surface of the fixing plate (24), a gear (36) for transmitting kinetic energy is mounted at one end, close to the side toothed plate (35), of the moving block (33) through a moving shaft, and the gear (36) is meshed with teeth on the side toothed plate (35) and connected with the teeth;
a square groove (37) is formed in the position, corresponding to the middle of the sliding rod (32), of the fixing plate (24), a connecting belt (38) is connected to the inside of the square groove (37) in a sliding mode, and one end, close to the moving block (33), of the connecting belt (38) is fixedly connected with the moving block (33);
the other end of connecting band (38) passes through intermediate junction board (23) lower extreme and extends to on fixed plate (24) of opposite side, the opposite side the position that fixed plate (24) correspond base (31) is provided with unable adjustment base (39), and when movable shell (2) were opened connecting band (38) were close to the one end length of base (31) and were greater than the one end that is close to unable adjustment base (39), the one end and unable adjustment base (39) fixed connection of base (31) were kept away from in connecting band (38).
2. The folding spindle assembly and the mobile terminal thereof based on belt linkage according to claim 1, characterized in that: the arc-shaped grooves (25) are arranged at two ends of the main shell (26), and the arc-shaped grooves (25) are semicircular grooves.
3. The folding spindle assembly and the mobile terminal thereof based on belt linkage as claimed in claim 2, wherein: the base (31) is fixedly installed on the upper surface of the fixing plate (24) through screws, the sliding rods (32) are cylindrical long rods, and the sliding rods (32) are provided with two groups, namely two groups of sliding rods (32) which are parallel to the fixing plate (24).
4. The folding spindle assembly and the mobile terminal thereof based on belt linkage according to claim 3, characterized in that: the other end of the spring (34) is fixedly connected with the outer side edge of the base (31).
5. The folding spindle assembly and the mobile terminal thereof based on belt linkage according to claim 1, characterized in that: the side toothed plate (35) is a plate provided with a row of teeth towards one side of the moving block (33).
6. The folding spindle assembly and the mobile terminal thereof based on belt linkage according to claim 1, characterized in that: the fixed base (39) is fixedly arranged on the front surface of the fixed plate (24) on the other side through screws.
7. The folding spindle assembly and the mobile terminal thereof based on belt linkage according to claim 1, characterized in that: the screen avoiding mechanism (4) comprises a fixing ring (41), a fixing block (42), avoiding plates (27) and a fixing shaft (43), round holes are formed in two ends of an intermediate connecting plate (23), rotating shafts are inserted into the round holes, the round holes are formed in one ends, close to the intermediate connecting plate (23), of the avoiding plates (27) in a same mode, the avoiding plates (27) are two groups of avoiding plates (27) which are movably connected with the rotating shafts at two ends through the round holes, and the avoiding plates (27) are installed in parallel to two sides.
8. The folding spindle assembly and the mobile terminal thereof based on belt linkage as claimed in claim 7, wherein: fixed block (42) pass through screw fixed mounting on frame (21), dysmorphism groove (46) have been seted up on fixed block (42) side, dysmorphism groove (46) are fan-shaped groove for the corner, perpendicular outside fixed mounting fixed axle (43) on dysmorphism groove (46) bottom surface, fixed axle (43) are the columniform major axis.
9. The folding spindle assembly and the mobile terminal thereof based on belt linkage according to claim 8, wherein: the fixing shaft (43) is movably connected with an oval connecting plate (44), the oval connecting plate (44) is a plate with two arc-shaped ends, and the diameter of the arc at the arc of the oval connecting plate (44) is consistent with that of the arc at the corner of the special-shaped groove (46).
10. The folding spindle assembly and the mobile terminal thereof based on belt linkage as claimed in claim 9, wherein: a round hole is formed in one end, far away from the fixed shaft (43), of the elliptic connecting plate (44), an axle center (45) is inserted into the round hole in the elliptic connecting plate (44), a fixing ring (41) is formed in the middle of the fixing plate (24), and the avoiding plate (27) is movably connected with the axle center (45) through the fixing ring (41) in the middle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911014919.5A CN110671421B (en) | 2019-10-24 | 2019-10-24 | Folding pivot subassembly and mobile terminal thereof based on belt linkage |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911014919.5A CN110671421B (en) | 2019-10-24 | 2019-10-24 | Folding pivot subassembly and mobile terminal thereof based on belt linkage |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110671421A true CN110671421A (en) | 2020-01-10 |
| CN110671421B CN110671421B (en) | 2024-05-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911014919.5A Active CN110671421B (en) | 2019-10-24 | 2019-10-24 | Folding pivot subassembly and mobile terminal thereof based on belt linkage |
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| Country | Link |
|---|---|
| CN (1) | CN110671421B (en) |
Cited By (4)
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| CN111261049A (en) * | 2020-03-17 | 2020-06-09 | 昆山国显光电有限公司 | Flexible display device |
| CN113187804A (en) * | 2021-01-09 | 2021-07-30 | 东莞市劲丰电子有限公司 | Side plate driven water drop shaped internal folding rotary mechanism |
| CN113301198A (en) * | 2021-06-21 | 2021-08-24 | 东莞市亿丰钟表有限公司 | Pivot structure for folding screen of cell-phone convenient to installation |
| CN113187804B (en) * | 2021-01-09 | 2024-06-04 | 东莞市劲丰电子有限公司 | Side plate driven drop-shaped internal turning mechanism |
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| CN110671421B (en) | 2024-05-14 |
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