CN111163191A

CN111163191A - Folding device of mobile phone

Info

Publication number: CN111163191A
Application number: CN201811312195.8A
Authority: CN
Inventors: 肖军辉
Original assignee: Ningbo Tuantuan Industrial Design Co ltd
Current assignee: Ningbo Tuantuan Industrial Design Co ltd
Priority date: 2018-11-08
Filing date: 2018-11-08
Publication date: 2020-05-15
Anticipated expiration: 2038-11-08
Also published as: CN111163191B

Abstract

A folding device of a mobile phone comprises a shell, a flexible screen, a transparent protection sheet and a positioning mechanism, wherein the shell is formed by folding two half shells left and right, and the two half shells can rotate reversely to fold the shell; the flexible screen can trigger the positioning mechanism when being pulled by the traction mechanism; the transparent protection sheet consists of two lower sheet bodies and two upper sheet bodies which can be respectively covered on the openings at the tops of the corresponding half shells, when the two half shells are oppositely arranged left and right, the positioning mechanism locks the shell, and the two lower sheet bodies respectively extend into the corresponding bottom surface concave parts; when the shell is folded, the positioning mechanism is unlocked, and the two lower sheet bodies cover the side notches of the mobile phone; a button capable of triggering the traction mechanism is arranged on the shell. The invention has the advantages that: the transparent protection sheet is always covered on the surface of the flexible screen to protect the flexible screen and prolong the service life of the flexible screen; through the ingenious structural design, the folding and the unfolding of the mobile phone screen are realized, and the folding and the unlocking are very convenient; the expanded screen is an integral screen with seamless middle part, and the display effect is good.

Description

Folding device of mobile phone

Technical Field

The invention relates to the technical field of mobile phone manufacturing, in particular to a folding device of a mobile phone.

Background

The current chinese utility model patent with application number CN201820129700.4 entitled "a flexible screen folding mobile phone" discloses a flexible screen folding mobile phone, and the screen of mobile phone is folding flexible screen, and the back of mobile phone is equipped with two screen bracing pieces for supporting folding flexible screen keeps the state of expanding, and the back bottom of mobile phone still is equipped with a fuselage bracing piece for supporting the mobile phone keeps the state of standing. The utility model discloses a mobile phone, its screen are the collapsible back that reaches of flexible screen, and the mobile phone is in little screen state after folding the back. Therefore, the screen can be folded in the carrying process, so that the area is reduced, and the carrying is convenient. When the mobile phone is required to be used, watched and operated by a large screen, the screen can be unfolded, the experience of watching pictures is improved, and the operation experience of the mobile phone is improved. In order to keep the mobile phone screen in an unfolded state after being unfolded and to be in a standing state, the bottom of the back of the mobile phone is provided with a body supporting rod for supporting the mobile phone to keep the standing state, so that convenience is brought to a user for obliquely placing the mobile phone when watching a mobile phone picture. However, the screen of the folding mobile phone is not protected, the screen is easy to damage, and the service life of the mobile phone is short, so the structure of the mobile phone needs to be further improved.

Disclosure of Invention

The invention aims to solve the technical problem of providing a folding device of a mobile phone aiming at the current situation of the prior art, the folding device can realize the folding and the unfolding of a mobile phone screen, and the unfolded screen is an integrated screen with a seamless middle part, and has the advantages of simple folding and unfolding operation, good screen display effect and long service life of the screen.

The technical scheme adopted by the invention for solving the technical problems is as follows: this folding device of cell-phone, its characterized in that: comprises the steps of (a) preparing a mixture of a plurality of raw materials,

the shell is formed by folding two half shells left and right, and the two half shells are connected through a rotating mechanism and can rotate reversely to fold the shell;

the flexible screen is connected with the shell through a traction mechanism capable of resetting through elastic energy, the middle part of the bottom surface of the flexible screen is attached to the positioning mechanism, and the positioning mechanism can be triggered when the flexible screen is pulled by the traction mechanism;

the transparent protection sheet consists of two lower sheet bodies and two upper sheet bodies which can be respectively covered on the openings at the tops of the corresponding half shells, bottom surface concave parts which can accommodate the corresponding lower sheet bodies are respectively arranged at the involution positions of the two upper sheet bodies, and the two lower sheet bodies are respectively connected with the positioning mechanism;

the positioning mechanism is positioned at the left and right involution position of the two half shells and can drive the two lower sheet bodies to rotate respectively; when the shell is folded, the positioning mechanism is unlocked, and the two lower sheet bodies cover the side notches of the mobile phone;

a button capable of triggering the traction mechanism is arranged on the shell.

As the improvement, positioning mechanism includes left push rod, left drive mechanism and right push rod and the right drive mechanism that sets up with left push rod and left drive mechanism mirror image, left side drive mechanism is connected with a slice lower lamellar body, left side push rod is connected with half shell in the left side through elastic mechanism, and the tip at left push rod middle part is pasted and is put on the bottom surface of flexible screen, and the lateral wall that stretches out the flexible screen respectively and is connected with the drive mechanism transmission in the left side at the both ends of left push rod, and when the left and right sides of two half shells was to the time, left side push rod and right push rod top mutually and touch and lock the casing.

Further improve, left side drive mechanism includes preceding drive mechanism and the back drive mechanism that is connected with the corresponding end transmission of left push rod respectively, preceding drive mechanism is the same with back drive mechanism structure and keeps synchronous motion, and back drive mechanism's one end can be connected on half shell on the left side with rotating, and back drive mechanism's the other end is the connecting block, and the one end of corresponding lower lamellar body is connected on the lateral wall of connecting block, the connecting block passes through canceling release mechanical system and half shell on the left side and is connected, and when back drive mechanism receives left push rod to promote, the upper end horizontal migration of connecting block, the lower extreme of connecting block upwards rotates, and when back drive mechanism does not receive left push rod to promote, canceling release mechanical system makes the connecting.

Further improved, the rear transmission mechanism comprises a first transmission piece, a second transmission piece and a connecting block, one end of the first transmission piece can be movably arranged in the limit concave part of the left half shell, the other end of the first transmission piece is rotationally connected with one end of the second transmission piece, the other end of the second transmission piece is rotationally connected with the front wall of the connecting block, a waist-shaped hole of the driving plate is arranged on the first driving plate, a left push rod concave part for limiting the movement of the first driving plate is arranged on the side wall of the left push rod corresponding to the first driving plate, a limit nail is arranged on the bottom surface of the concave part of the left push rod, the waist-shaped hole of the driving sheet is sleeved on the limit nail on the side wall of the left push rod, the rear wall of the connecting block is provided with a first convex part and a second convex part, the first convex part is arranged in a transverse waist-shaped hole corresponding to the side wall of the half shell, and the second convex part is arranged in a vertical waist-shaped hole corresponding to the side wall of the half shell.

The improved structure is characterized in that a connecting block gap is formed in the connecting block and the side wall opposite to the connecting lower sheet body, a limiting column penetrating through the connecting block gap is arranged on the side wall of the connecting block, the reset mechanism is a W-shaped spring curved rod, lantern rings are respectively arranged at two ends of the spring curved rod, one lantern ring is sleeved on the limiting nail, and the other lantern ring extends into the connecting block gap and is sleeved on the limiting column.

As a modification, the top surface of the left push rod may preferably be a curved surface.

In a further improvement, an arc-shaped groove for increasing the elasticity of the arc surface can be preferably arranged on the side wall of the left push rod close to the arc surface.

The mobile phone is further improved, the mobile phone battery and a second mobile phone mainboard are arranged in the right half shell, the mobile phone battery is connected with the second mobile phone mainboard through a circuit, the second mobile phone mainboard is connected with the mobile phone mainboard in the left half shell through a flexible baseband, a top surface groove capable of penetrating through the flexible baseband is arranged in the corresponding position of the left push rod and the right push rod, and the depth of the top surface groove is larger than or equal to the thickness of the flexible baseband.

The elastic mechanism on the left half shell is structurally characterized in that a left half shell convex part is arranged on the bottom surface of the left half shell corresponding to the left push rod, a convex part concave part is arranged on the left half shell convex part, a convex part through hole is formed in the bottom surface of the convex part concave part, a convex column connected to the side wall of the left push rod penetrates through the corresponding convex part through hole, a return spring is sleeved on the convex column, the end part of the return spring is respectively abutted to the bottom surface of the convex part concave part and the side wall of the left push rod, and the elastic mechanism on the right half shell is in mirror symmetry with the elastic mechanism on the left half shell.

As an improvement, the rotating mechanism may preferably be composed of a front hinge mechanism and a rear hinge mechanism, the front hinge mechanism connects front side walls of the left and right half shells, the rear hinge mechanism connects rear side walls of the left and right half shells, and the front hinge mechanism and the rear hinge mechanism have the same structure and keep synchronous movement.

The improved structure of the hinge comprises a left half shell, a right half shell, a left half shell, a right half.

The improved structure is characterized in that a left side wall concave portion is arranged on the side wall of the left half shell at the position corresponding to the first connecting sheet, a right side wall concave portion is arranged on the side wall of the right half shell at the position corresponding to the second connecting sheet, the first connecting sheet and the second connecting sheet are fixed in the corresponding side wall concave portions and are flush with the outer wall of the corresponding half shell, a third concave portion is arranged at the position where the bottom surface of the left side wall concave portion is closed to the bottom surface of the right side wall concave portion, and the elastic connecting sheet is arranged in the third concave portion.

The improved elastic connecting piece comprises a hollow support piece, an elastic piece connected to the inner side wall of the support piece and two connecting bodies connected to the elastic piece, wherein the two connecting bodies can move relatively along with the deformation of the elastic piece, the front side wall and the rear side wall of the two connecting bodies are provided with rotating convex parts, and connecting holes which are connected with the rotating convex parts correspondingly are formed in the bottom surfaces of the first connecting piece, the second connecting piece and the third concave part respectively.

As an improvement, the traction mechanism comprises an elastic traction part and an elastic conducting strip, one end of the flexible screen is connected with the right half shell through the traction part capable of pulling the flexible screen to move towards the right half shell, and the other end of the flexible screen is connected with the mobile phone mainboard in the left half shell through the elastic conducting strip.

In a further improvement, the traction part is arranged in a right half-shell cavity close to the right side wall of the right half-shell and comprises a driving plate, the driving plate can be connected with the button, the middle part of any swing rod can be rotatably connected on the corresponding right half shell, swing rod waist-shaped holes are respectively arranged at the two ends of the swing rod, the swing rod waist-shaped hole at one end is rotatably connected with a bulge on the corresponding end part of the driving plate, the transmission plate bulge on the corresponding end part of the transmission plate is penetrated in the swing rod waist-shaped hole at the other end of the swing rod, the two ends of the elastic strip are fixed on the connecting bulge of the right shell, the connecting bulge is connected with the right side wall of the right half shell through a limiting guide pillar, the elastic strip is sleeved on the limiting guide pillar in a deformable manner, the middle part of the elastic strip is fixed with the transmission plate, and the transmission plate is fixed with the end part of the flexible screen.

In a further improvement, a shell waist-shaped hole can be preferably arranged on the bottom surface of the right half shell corresponding to the drive plate, a drive plate convex column capable of sliding back and forth on the shell waist-shaped hole is arranged on the top surface of the drive plate, a convex column through hole is arranged on the drive plate convex column, and a button convex part on the bottom surface of the button can be inserted into the convex column through hole.

As a modification, it is preferable that a connection mechanism capable of holding the housing in a folded state is provided on the housing, and an unlocking portion capable of unlocking the connection mechanism is provided on the button.

Further improve, coupling mechanism can be preferably set up the magnetic path in half left shell and half right shell respectively, and the magnetic path in half left shell corresponds the setting with the magnetic path in half right shell, and when half left shell and half right shell basal plane were closed, the magnetic path in half left shell was opposite with the magnetism of the magnetic path on the involution face in half right shell, the unlocking part do half left shell in the magnetic path, half left shell in the magnetic path set and fix in the bottom recess of button.

As a modification, the screen protection sheet can be preferably made of transparent glass, and the length width and the height of the concave part of the bottom surface are matched with those of the corresponding lower sheet body.

As an improvement, a camera protruding out of the bottom surface of the left shell can be preferably arranged on the bottom surface of the left shell, the camera is connected with a mobile phone main board, and a shell concave part for accommodating the camera is arranged at a position corresponding to the bottom surface of the right shell; a light-transmitting through hole is arranged on the concave part of the shell.

Compared with the prior art, the invention has the advantages that: the transparent protection sheet is always covered on the surface of the flexible screen, so that the effect of protecting the flexible screen is achieved, the service life of the flexible screen is prolonged, and the mobile phone is resistant to falling and compression after the folding device is adopted, and the using effect is good; the folding and unfolding of the mobile phone screen are realized through an ingenious structural design, the mobile phone screen is of a pure mechanical structure, extra power is not needed, labor is saved, the environment is protected, the failure rate is low, and the folding and unlocking are very convenient; the unfolded screen is an integral screen with a seamless middle part, and the display effect is good; to sum up, this folding device has folding expansion easy operation, and screen display effect is good, screen long service life's advantage.

Drawings

FIG. 1 is a perspective view of an embodiment of the present invention in an expanded state;

FIG. 2 is a top view of FIG. 1;

FIG. 3 is a cross-sectional view taken along line A-A of FIG. 2;

FIG. 4 is a perspective view of FIG. 1 in a folded state;

FIG. 5 is a top view of FIG. 4;

FIG. 6 is a cross-sectional view taken along line B-B of FIG. 5;

FIG. 7 is a perspective view of the traction mechanism of FIG. 4 after activation;

FIG. 8 is a top view of FIG. 7;

FIG. 9 is a cross-sectional view taken along line C-C of FIG. 8;

FIG. 10 is the view of FIG. 4 after the structure is disassembled and a connecting piece is angularly adjusted;

FIG. 11 is an exploded view of the non-exploded portion of FIG. 10;

FIG. 12 is a cross-sectional view taken along line D-D of FIG. 5;

FIG. 13 is an exploded view of the structure of FIG. 4;

FIG. 14 is an exploded view of the non-exploded portion of FIG. 13;

FIG. 15 is a schematic structural view of a flexible screen related structure of FIG. 14;

FIG. 16 is a perspective view of the non-exploded portion of FIG. 14 at another angle;

FIG. 17 is an exploded view of the non-exploded portion of FIG. 14;

FIG. 18 is a perspective view of the exploded portion of FIG. 17 at another angle;

FIG. 19 is an exploded view of the structure of FIG. 18;

FIG. 20 is an exploded view of the undeployed portion of FIG. 19;

FIG. 21 is an exploded view of the structure of FIG. 1 after changing the angle;

FIG. 22 is a perspective view of FIG. 1 at another angle;

FIG. 23 is a perspective view of the left half shell of FIG. 14 shown disassembled with the left half shell removed;

FIG. 24 is an exploded view of the structure of FIG. 23;

FIG. 25 is an enlarged view of portion I of FIG. 3;

FIG. 26 is an enlarged view of section II of FIG. 6;

FIG. 27 is an enlarged view of section III of FIG. 6;

FIG. 28 is an enlarged view of the portion IV of FIG. 9;

fig. 29 is an enlarged view of portion V of fig. 9;

FIG. 30 is an enlarged view of section VI of FIG. 12;

FIG. 31 is an enlarged view of section VII of FIG. 16;

FIG. 32 is an enlarged view of section VIII of FIG. 21;

Detailed Description

The invention is described in further detail below with reference to the accompanying examples.

As shown in fig. 1 to 32, the folding device of the mobile phone of the present embodiment includes a housing, a flexible screen 1, a transparent protection sheet and a positioning mechanism, wherein the housing is formed by two half-shells which are combined left and right and connected by a rotating mechanism and can rotate in opposite directions to fold the housing; the flexible screen 1 is connected with the shell through a traction mechanism which can reset through elastic energy, the middle part of the bottom surface of the flexible screen 1 is attached to the positioning mechanism, and the positioning mechanism can be triggered when the flexible screen 1 is pulled by the traction mechanism; the transparent protection sheet consists of two lower sheet bodies 22 and two upper sheet bodies 2 which can be respectively covered on the openings at the tops of the corresponding half shells, bottom surface concave parts 21 which can contain the corresponding lower sheet bodies 22 are respectively arranged at the joint parts of the two upper sheet bodies 2, and the two lower sheet bodies 22 are respectively connected with the positioning mechanism; the positioning mechanism is positioned at the left and right involution position of the two half shells, the positioning mechanism can drive the two lower sheet bodies 22 to rotate respectively, when the two half shells are involuted left and right, the positioning mechanism locks the shell, and the two lower sheet bodies 22 extend into the corresponding bottom surface concave parts 21 respectively; when the shell is folded, the positioning mechanism is unlocked, and the two lower sheet bodies 22 cover the side notches 41 of the mobile phone; a push button 3 which can trigger the traction mechanism is arranged on the shell.

Positioning mechanism includes left push rod 6, left drive mechanism and right push rod 6a and right drive mechanism that sets up with left push rod 6 and left drive mechanism mirror image, left side drive mechanism is connected with lamellar body 22 under a slice, left side push rod 6 is connected with half shell 4 in the left side through elastic mechanism, and the tip at the middle part of left push rod 6 pastes and puts on the bottom surface of flexible screen 1, and the lateral wall that flexible screen 1 was stretched out respectively at the both ends of left push rod 6 and is connected with the transmission of left drive mechanism, and when the left and right sides of two half shells was to the time, left push rod 6 was pushed up mutually with right push rod 6a and is touched and the locking casing.

Left side drive mechanism includes preceding drive mechanism and the back drive mechanism that is connected with the corresponding tip transmission of left push rod 6 respectively, preceding drive mechanism is the same with back drive mechanism structure and keeps synchronous motion, and back drive mechanism's one end can be connected on half shell 4 in the left side with rotating, and back drive mechanism's the other end is connecting block 5, and corresponding lower lamellar body 22's one end is connected on connecting block 5's lateral wall, connecting block 5 is connected with half shell 4 in the left side through canceling release mechanical system, and when back drive mechanism receives left push rod 6 to promote, connecting block 5's upper end horizontal migration, the lower extreme of connecting block 5 upwards rotates, and when back drive mechanism does not receive left push rod 6 to promote, canceling release mechanical system makes connecting block 5 reset. The rear transmission mechanism comprises a first transmission piece 51, a second transmission piece 52 and a connecting block 5, one end of the first transmission piece 51 can be movably arranged in a limiting concave part of the left half shell 4, a concave part with two open sides is arranged on the left half shell 4, a limiting piece is covered at the top of the concave part, a side opening of the concave part after the limiting piece is covered forms the limiting concave part, the other end of the first transmission piece 51 is rotatably connected with one end of the second transmission piece 52, the other end of the second transmission piece 52 is rotatably connected with the front wall of the connecting block 5, a transmission piece waist-shaped hole 53 is arranged on the first transmission piece 51, a left push rod concave part 61 for limiting the movement of the first transmission piece 51 is arranged on the side wall of the left push rod corresponding to the first transmission piece 51, a limiting nail 62 is arranged on the bottom surface of the left push rod concave part 61, the transmission piece waist-shaped hole 53 is sleeved on the limiting nail 62 of the side wall of the left push rod, a first protrusion 54 and a second protrusion 55 are provided on the rear wall of the connection block 5, said first protrusion 54 being provided in the transverse kidney-shaped hole 42 of the corresponding half-shell side wall, and the second protrusion 55 being provided in the vertical kidney-shaped hole 43 of the corresponding half-shell side wall. The transverse kidney-shaped holes 42 and the vertical kidney-shaped holes 43 are arranged on the side walls of the corresponding half shells respectively to limit the movement of the corresponding connecting blocks 5.

Be provided with connecting block gap 56 on connecting block 5 with being connected the relative lateral wall of lower lamellar body, be provided with the spacing post 57 that passes connecting block gap 56 on the connecting block lateral wall, reset mechanism is spring curved bar 58 for being "W" type, is provided with the lantern ring respectively at the both ends of spring curved bar 58, and a lantern ring cover is put on stop pin 62, and another lantern ring stretches into in the connecting block gap 56 and the cover is put spacing post 57 on.

The top surface of the left push rod 6 is an arc surface 63. An arc-shaped groove 64 for increasing the elasticity of the arc surface 63 is arranged on the side wall of the left push rod close to the arc surface 63. The mobile phone battery 44 and the second mobile phone main board 40a are arranged in the right half-shell 4a, the mobile phone battery 44 is connected with the second mobile phone main board 40a through a circuit, the second mobile phone main board 40a is connected with the mobile phone main board 40 in the left half-shell 4 through a flexible base band 45, a top surface groove capable of penetrating through the flexible base band 45 is arranged at the corresponding position of the left push rod 6 and the right push rod 6a, and the depth of the top surface groove is larger than or equal to the thickness of the flexible base band 45. The side view projection of the elastic conducting plate 11 is U-shaped, and the width of one end of the conducting plate 11 connected with the mobile phone mainboard 40 is smaller than that of the other end of the conducting plate 11 connected with the flexible screen 1.

The elastic mechanism on the left half shell 4 has a specific structure that a left half shell convex part 66 is arranged on the bottom surface of the left half shell corresponding to the left push rod 6, a convex part concave part 67 is arranged on the left half shell convex part 66, a convex part through hole is arranged on the bottom surface of the convex part concave part 67, a convex part 68 connected to the side wall of the left push rod is penetrated in the corresponding convex part through hole, a return spring 69 is sleeved on the convex part 68, the end part of the return spring 69 is respectively pressed against the bottom surface of the convex part concave part 67 and the side wall of the left push rod, and the elastic mechanism on the right half shell 4a is in mirror symmetry with the elastic mechanism on the left half shell.

The rotating mechanism consists of a front hinge mechanism and a rear hinge mechanism, the front hinge mechanism is connected with the front side walls of the left half shell 4 and the right half shell 4a, the rear hinge mechanism is connected with the rear side walls of the left half shell 4 and the right half shell 4a, and the front hinge mechanism and the rear hinge mechanism have the same structure and keep synchronous motion. The rear hinge mechanism comprises a first connecting sheet 71, a second connecting sheet 72 and an elastic connecting sheet, one end of the first connecting sheet 71 is fixed with the side wall of the left half shell 4, the other end of the first connecting sheet 71 is rotatably connected with one end of the elastic connecting sheet, the other end of the elastic connecting sheet is rotatably connected with one end of the second connecting sheet 72, and the other end of the second connecting sheet 72 is fixed with the corresponding side wall of the right half shell 4 a. A left side wall concave part 46 is arranged on the left half shell side wall corresponding to the first connecting sheet 71, a right side wall concave part 46a is arranged on the right half shell side wall corresponding to the second connecting sheet 72, the first connecting sheet 71 and the second connecting sheet 72 are fixed in the corresponding side wall concave parts and are flush with the corresponding half shell outer wall, a third concave part 47 is arranged at the joint of the bottom surface of the left side wall concave part and the bottom surface of the right side wall concave part, and the elastic connecting sheet is arranged in the third concave part 47. The elastic connecting piece comprises a hollow support piece 7, an elastic piece 73 connected to the inner side wall of the support piece and two connecting bodies 74 connected to the elastic piece 73, the two connecting bodies 74 can move relatively along with the deformation of the elastic piece 73, the front side wall and the rear side wall of each connecting body 74 are provided with a rotating convex part 75, and the bottom surfaces of the first connecting piece 71, the second connecting piece 72 and the third concave part 47 are respectively provided with a connecting hole 76 which is rotatably connected with the corresponding rotating convex part 75. The first and second connecting

pieces

71 and 72 may preferably be wear resistant pieces.

The traction mechanism comprises an elastic traction part and an elastic conducting strip 11, one end of the flexible screen 1 is connected with the right half shell 4a through the traction part which can pull the flexible screen 1 to move towards the right half shell 4a, and the other end of the flexible screen 1 is connected with the mobile phone mainboard 40 in the left half shell 4 through the elastic conducting strip 11. The traction part is arranged in a right half shell cavity close to the right side wall of the right half shell, the traction part comprises a drive plate 8, two swing rods 81 which are symmetrically arranged, a drive plate 12 and an elastic strip 13, the drive plate 8 can be connected with a button 3, the middle part of any swing rod 81 can be rotatably connected on the corresponding right half shell 4a, two ends of the swing rod 81 are respectively provided with a swing rod kidney-shaped hole 82, the swing rod kidney-shaped hole 82 at one end is rotatably connected with a bulge on the corresponding end part of the drive plate, a drive plate bulge 121 on the corresponding end part of the drive plate is penetrated in the swing rod kidney-shaped hole 82 at the other end of the swing rod, two ends of the elastic strip 13 are fixed on a connecting bulge 48 of the right shell 4a, the connecting bulge 48 is connected with the right side wall of the right half shell through a limiting guide post 14, the elastic strip 13 can be deformably sleeved on the limiting guide post 14, the driving plate 12 is fixed to the end of the flexible screen 1. A housing waist-shaped hole is formed in the bottom surface of the right half shell corresponding to the drive plate 8, a drive plate boss 83 capable of sliding back and forth on the housing waist-shaped hole is arranged on the top surface of the drive plate 8, a boss through hole 84 is formed in the drive plate boss 83, and the button convex portion 31 on the bottom surface of the button can be inserted into the boss through hole 84.

The housing is provided with a link mechanism capable of holding the housing in a folded state, and an unlocking portion capable of unlocking the link mechanism is provided on the button 3. Coupling mechanism is for setting up the magnetic path 85 in half shell on the left side and the right side respectively, and the magnetic path 85 in half shell on the left side corresponds the setting with the magnetic path 85 in half shell on the right side, and when half shell on the left side and half shell bottom are to the time, and the magnetic path 85 in half shell on the left side and the magnetic path 85 in half shell on the right side are opposite to the magnetism of face of coming to close, the unlocking portion does the magnetic path 85 in half shell on the left side, half shell on the left side magnetic path 85 inlay and fix in the bottom recess of button 3.

The upper surface of the flexible screen 1 is attached to the lower surface of the transparent protection sheet. The transparent protection sheet can be arranged on the shell in a detachable structure, the screen protection sheet is made of transparent glass, and the length width and the height of the concave part 21 on the bottom surface are matched with the corresponding lower sheet body 22. The connection mechanism between the glass sheet and the housing is well known in the art and therefore is not described in detail.

A camera 9 protruding out of the bottom surface of the left shell is arranged on the bottom surface of the left shell 4, the camera 9 is connected with the mobile phone main board 40, and a shell concave part 91 for accommodating the camera is arranged at the corresponding position of the bottom surface of the right shell 4 a; a light-transmitting through hole is provided in the housing recess 91.

The working principle is as follows: when the mobile phone needs to be unfolded, the button is pressed, the button pulls the swing rod to swing through the driving plate so as to drive the transmission plate to move, one end of the flexible screen is pulled by the transmission plate, meanwhile, the elastic strip deforms, the connecting mechanism is unlocked, and the button is separated from the driving plate;

the flexible screen is pulled by drive mechanism, therefore the middle part of flexible screen exerts pressure to positioning mechanism, and positioning mechanism moves to the half shell convex part that corresponds (half shell convex part 66 on the left side) to the connecting block rotates down the lamellar body and rotates and stretch into to the bottom surface concave part that corresponds, and the user upwards promotes half shell on the right side to two half and closes, and positioning mechanism locks the casing, accomplishes the cell-phone and expandes the operation.

When the mobile phone needs to be folded, the two ends of the handheld shell are turned downwards, the push rods of the positioning mechanisms are not closed, and when the two half shell bottoms are closed, the connecting mechanisms are connected to complete the folding operation of the mobile phone.

Claims

1. A folding device of a mobile phone is characterized in that: comprises the steps of (a) preparing a mixture of a plurality of raw materials,

the flexible screen (1) is connected with the shell through a traction mechanism capable of resetting through elastic energy, the middle part of the bottom surface of the flexible screen (1) is attached to the positioning mechanism, and the positioning mechanism can be triggered when the flexible screen (1) is pulled by the traction mechanism;

the transparent protection sheet consists of two lower sheet bodies (22) and two upper sheet bodies (2) which can be respectively covered on the openings at the tops of the corresponding half shells, bottom surface concave parts (21) which can contain the corresponding lower sheet bodies (22) are respectively arranged at the joint parts of the two upper sheet bodies (2), and the two lower sheet bodies (22) are respectively connected with the positioning mechanism;

the positioning mechanism is positioned at the left and right involution positions of the two half shells, the positioning mechanism can drive the two lower sheet bodies (22) to rotate respectively, when the two half shells are involuted left and right, the positioning mechanism locks the shells, and the two lower sheet bodies (22) extend into the corresponding bottom surface concave parts (21) respectively; when the shell is folded, the positioning mechanism is unlocked, and the two lower sheet bodies (22) cover the side notches (41) of the mobile phone;

a button (3) which can trigger the traction mechanism is arranged on the shell.

2. The folding apparatus of claim 1, wherein: positioning mechanism includes left push rod (6), left drive mechanism and right push rod (6a) and right drive mechanism that set up with left push rod (6) and left drive mechanism mirror image, left side drive mechanism is connected with lamellar body (22) under a slice, left side push rod (6) are connected with half shell (4) in the left side through elastic mechanism, and the tip subsides at left push rod (6) middle part are put on the bottom surface of flexible screen (1), and the both ends of left push rod (6) are stretched out the lateral wall of flexible screen (1) respectively and are connected with the transmission of left drive mechanism, and when the left and right sides of two half shells is fashionable, left side push rod (6) are touched and are locked the casing with right push rod (6a) top mutually.

3. The folding apparatus of claim 2, wherein: left side drive mechanism includes preceding drive mechanism and the back drive mechanism that is connected with the corresponding tip transmission of left push rod (6) respectively, preceding drive mechanism is the same with back drive mechanism structure and keeps synchronous motion, and back drive mechanism's one end can be connected on half shell (4) in the left side with rotating, and back drive mechanism's the other end is connecting block (5), and the one end of corresponding lower lamellar body (22) is connected on the lateral wall of connecting block (5), connecting block (5) are connected with half shell (4) in the left side through canceling release mechanical system, and when back drive mechanism receives left push rod (6) to promote, the upper end horizontal migration of connecting block (5), the lower extreme of connecting block (5) upwards rotates, and when back drive mechanism does not receive left push rod (6) to promote, canceling release mechanical system makes connecting block (5) reset.

4. The folding apparatus of claim 3, wherein: the rear transmission mechanism comprises a first transmission piece (51), a second transmission piece (52) and a connecting block (5), one end of the first transmission piece (51) is movably arranged in a limiting concave part of the left half shell (4), the other end of the first transmission piece (51) is rotatably connected with one end of the second transmission piece (52), the other end of the second transmission piece (52) is rotatably connected with the front wall of the connecting block (5), a transmission piece waist-shaped hole (53) is formed in the first transmission piece (51), a left push rod concave part (61) for limiting the movement of the first transmission piece (51) is arranged on the side wall of a left push rod corresponding to the first transmission piece (51), a limiting nail (62) is arranged on the bottom surface of the left push rod concave part (61), the transmission piece waist-shaped hole (53) is sleeved on the limiting nail (62) on the side wall of the left push rod, a first convex part (54) and a second convex part (55) are arranged on the rear wall of the connecting block (5), the first protrusion (54) is arranged in a transverse kidney-shaped hole (42) of the corresponding half shell side wall, and the second protrusion (55) is arranged in a vertical kidney-shaped hole (43) of the corresponding half shell side wall.

5. The folding apparatus of claim 4, wherein: be provided with connecting block gap (56) on connecting block (5) and the relative lateral wall of connection lower lamellar body, be provided with spacing post (57) that pass connecting block gap (56) on the connecting block lateral wall, canceling release mechanical system is spring curved bar (58) for being "W" type, is provided with the lantern ring respectively at the both ends of spring curved bar (58), and a lantern ring cover is put on stop pin (62), and another lantern ring stretches into in connecting block gap (56) and the cover is put spacing post (57) on.

6. The folding apparatus of any one of claims 2 to 5, characterized in that: the top surface of the left push rod (6) is an arc surface (63).

7. The folding apparatus of claim 6, wherein: an arc-shaped groove (64) for increasing the elasticity of the arc surface (63) is arranged on the side wall of the left push rod close to the arc surface (63).

8. The folding apparatus of claim 6, wherein: cell-phone battery (44) and second mobile phone motherboard (40a) set up in half shell (4a) on the right side, cell-phone battery (44) are connected with second mobile phone motherboard (40a) through the circuit, second mobile phone motherboard (40a) are connected with mobile phone motherboard (40) in half shell (4) on the left side through flexible baseband (45), are provided with the top surface recess that can pass flexible baseband (45) on the corresponding position of left push rod (6) and right push rod (6a), and the degree of depth of top surface recess is greater than or equal to the thickness of flexible baseband (45).

9. The folding apparatus of any one of claims 2 to 5, characterized in that: the elastic mechanism on the left half shell (4) has the specific structure that a left half shell convex part (66) is arranged on the bottom surface of the left half shell corresponding to the left push rod (6), a convex part concave part (67) is arranged on the left half shell convex part (66), a convex part through hole is formed in the bottom surface of the convex part concave part (67), a convex column (68) connected to the side wall of the left push rod penetrates through the corresponding convex part through hole, a return spring (69) is sleeved on the convex column (68), the end part of the return spring (69) is respectively pressed against the bottom surface of the convex part concave part (67) and the side wall of the left push rod, and the elastic mechanism on the right half shell (4a) and the elastic mechanism on the left half shell (4) are in mirror.

10. The folding apparatus of any one of claims 1 to 5, characterized in that: the slewing mechanism comprises preceding the hinge mechanism and back hinge mechanism, preceding hinge mechanism connects the anterior lateral wall of left half shell (4) and right half shell (4a), the back hinge mechanism connects the rear portion lateral wall of left half shell (4) and right half shell (4a), and preceding hinge mechanism is the same with the structure of back hinge mechanism and keeps synchronous motion.

11. The folding apparatus of claim 10, wherein: the back hinge mechanism includes first connection piece (71), second connection piece (72) and elastic connection piece, the one end of first connection piece (71) is fixed mutually with the lateral wall of left half shell (4), and the other end of first connection piece (71) rotates with the one end of elastic connection piece to be connected, the other end of elastic connection piece rotates with the one end of second connection piece (72) to be connected, and the other end of second connection piece (72) is fixed mutually with the corresponding lateral wall of right half shell (4 a).

12. The folding apparatus of claim 11, wherein: the left half shell side wall corresponding to the first connecting sheet (71) is provided with a left side wall concave portion (46), the right half shell side wall corresponding to the second connecting sheet (72) is provided with a right side wall concave portion (46a), the first connecting sheet (71) and the second connecting sheet (72) are fixed in the corresponding side wall concave portions and are flush with the corresponding half shell outer wall, a third concave portion (47) is arranged at the position where the bottom surface of the left side wall concave portion is combined with the bottom surface of the right side wall concave portion, and the elastic connecting sheet is arranged in the third concave portion (47).

13. The folding apparatus of claim 12, wherein: the elastic connecting piece comprises a hollow support piece (7), an elastic piece (73) connected to the inner side wall of the support piece and two connecting bodies (74) connected to the elastic piece (73), the two connecting bodies (74) can move relatively along with the deformation of the elastic piece (73), the front side wall and the rear side wall of each connecting body (74) are provided with a rotating convex part (75), and the bottom surfaces of the first connecting piece (71), the second connecting piece (72) and the third concave part (47) are respectively provided with a connecting hole (76) which is rotatably connected with the corresponding rotating convex part (75).

14. The folding apparatus of any one of claims 1 to 5, characterized in that: traction mechanism includes elastic traction portion and elastic conducting strip (11), and the one end of flexible screen (1) is connected with half shell (4a) in the right side through the traction portion that can stimulate flexible screen (1) half shell (4a) to remove right, and the other end of flexible screen (1) is connected with mobile phone motherboard (40) in half shell (4) in the left side through elastic conducting strip (11).

15. The folding apparatus of claim 14, wherein: the traction part is arranged in a right half shell cavity close to the right side wall of the right half shell, the traction part comprises a drive plate (8), two swing rods (81) which are symmetrically arranged, a drive plate (12) and an elastic strip (13), the drive plate (8) can be connected with a button (3), the middle part of any swing rod (81) can be rotatably connected onto the corresponding right half shell (4a), swing rod waist-shaped holes (82) are respectively arranged at two ends of the swing rods (81), the swing rod waist-shaped hole (82) at one end is rotatably connected with a bulge on the corresponding end part of the drive plate, a drive plate bulge (121) on the corresponding end part of the drive plate is penetrated in the swing rod waist-shaped hole (82) at the other end of the swing rod, two ends of the elastic strip (13) are fixed on a connecting bulge (48) of the right shell (4a), the connecting bulge (48) is connected with the right side wall of the right half shell through a, the elastic strip (13) is sleeved on the limiting guide post (14) in a deformable manner, the middle part of the elastic strip (13) is fixed with the transmission plate (12), and the transmission plate (12) is fixed with the end part of the flexible screen (1).

16. The folding apparatus of claim 15, wherein: a shell waist-shaped hole is formed in the bottom surface of the right half shell corresponding to the driving plate (8), a driving plate convex column (83) capable of sliding back and forth on the shell waist-shaped hole is arranged on the top surface of the driving plate (8), a convex column through hole (84) is formed in the driving plate convex column (83), and a button convex part (31) on the bottom surface of the button can be inserted into the convex column through hole (84).

17. The folding apparatus of any one of claims 1 to 5, characterized in that: a connecting mechanism capable of keeping the shell in a folded state is arranged on the shell, and an unlocking part capable of unlocking the connecting mechanism is arranged on the button (3).

18. The folding apparatus of claim 17, wherein: coupling mechanism is for setting up magnetic path (85) in half shell on the left side and the right side respectively, and magnetic path (85) in half shell on the left side corresponds the setting with magnetic path (85) in half shell on the right side, and when half shell on the left side and half shell bottom coincidence, magnetic path (85) in half shell on the left side and magnetic path (85) in half shell on the right side go up the magnetism opposite to the involution face, unlocking part does magnetic path (85) in half shell on the left side, magnetic path (85) in half shell on the left side inlay and fix in the bottom recess of button (3).

19. The folding apparatus of any one of claims 1 to 5, characterized in that: the screen protection sheet is made of transparent glass, and the length, width and height of the concave part (21) on the bottom surface are matched with the corresponding lower sheet body (22).

20. The folding apparatus of any one of claims 1 to 5, characterized in that: a camera (9) protruding out of the bottom surface of the left shell is arranged on the bottom surface of the left shell (4), the camera (9) is connected with a mobile phone main board (40), and a shell concave part (91) for accommodating the camera is arranged at the corresponding position of the bottom surface of the right shell (4 a); a light-transmitting through hole is provided in the housing recess (91).