CN211702091U

CN211702091U - 360-degree hinge and mobile terminal

Info

Publication number: CN211702091U
Application number: CN202020452604.0U
Authority: CN
Inventors: 许钰锋
Original assignee: Dongguan Huanli Intelligent Technology Co ltd
Current assignee: Dongguan Huanli Intelligent Technology Co ltd
Priority date: 2020-04-01
Filing date: 2020-04-01
Publication date: 2020-10-16
Anticipated expiration: 2030-04-01

Abstract

The utility model discloses a 360 hinge and mobile terminal, including the hinge mechanism, the hinge mechanism includes eight outsourcing billet that the level set up, the inboard of eight outsourcing billet is installed four and is used for realizing that the terminal housing carries out 0-360 smooth and easy synchronous rotation and cooperates first gum plate to carry out the synchronous folding mechanism that the permanent length supported to the flexible screen, damping mechanism is equipped with and is used for when the hinge rotates, carries out folding distance compensation and provides the guide mechanism that the hinge rotated the damping effect to the gum bottom plate of hinge mechanism, guide mechanism is provided with the link that is used for connecting the terminal housing; the utility model discloses a hinge structure is because simple structure, and manufacturing cost is lower, and life is longer simultaneously, then can be better multiple mobile terminal of adaptation (cell-phone, notebook computer and panel computer etc.) or have other terminals of folding display demand, the suitability is better.

Description

360-degree hinge and mobile terminal

Technical Field

The utility model relates to an electronic equipment field, in particular to 360 hinge and mobile terminal.

Background

Flexible screens are an emerging screen. For an outer flexible screen mobile terminal in which a flexible screen is disposed outside the mobile terminal, it is necessary to cope with a length change caused by the closing and opening of a hinge. For the middle part of the hinge, some hinges adopt a structure of a plurality of supporting bodies to realize the support and the shape change when bending and flattening.

But the common interior book type or the exterior book type that generally is single of traditional flexible screen folding terminal, the scope of folding is comparatively limited, folding hinge action component that folding terminal used simultaneously is many and complicated, numerous and diverse action mechanism all need invest a large amount of cost of labor and time cost in design process and manufacturing process, and traditional hinge is at the rotation in-process, because action mechanism is complicated, the linkage is relatively poor, lead to stability lower, the flexible screen that matches and use is damaged easily more, the life at terminal has been reduced in the intangible, and traditional folding hinge is also relatively poor to different types of mobile terminal suitability, lead to that there is great limitation in the use of terminal hinge.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a 360 hinge and mobile terminal to solve the traditional hinge that proposes in the above-mentioned background art and rotate the in-process, because the actuating mechanism is complicated, the linkage nature is relatively poor, lead to stability lower, the supporting flexible screen that uses of easy damage has reduced the life at terminal more intangibly, and traditional folding hinge is to the also relatively poor problem of different types of mobile terminal suitability.

In order to achieve the above object, the utility model provides a following technical scheme: a360-degree hinge comprises a hinge mechanism, wherein the hinge mechanism comprises eight horizontally-arranged outer-coated steel bars, four synchronous folding mechanisms used for realizing smooth synchronous rotation of a terminal shell by 0-360 degrees and matching a first back rubber plate to support a flexible screen in a constant length mode are mounted on the inner sides of the eight outer-coated steel bars, a plurality of rotating shafts of the synchronous folding mechanisms are in rotating fit, mechanical feedback is provided when the hinge is guaranteed to rotate smoothly, and a synchronous tooth buckle group corresponding to a damping mechanism is driven to rotate synchronously is arranged in the synchronous folding mechanisms;

the damping mechanism is provided with a guide mechanism which is used for compensating the folding distance of the gum bottom plate of the hinge mechanism and providing the hinge rotation damping function when the hinge rotates, and the guide mechanism is provided with a connecting end used for connecting the terminal shell;

the hinge mechanism further comprises a left finger track and a right finger track which are positioned on two sides of the top of the synchronous folding mechanism and are matched with the damping mechanism and the first back rubber plate to lock the folding of the terminal shell.

As a preferred technical proposal of the utility model, the synchronous folding mechanism comprises two groups of first shafts, two groups of second shafts, two groups of third shafts and two groups of fourth shafts which form eight rotating shafts, each group of first shafts, second shafts, third shafts and fourth shafts are symmetrically arranged and are respectively arranged opposite to the positions of eight outer-wrapped steel bars, the two ends of the first shafts, the second shafts, the third shafts and the fourth shafts are respectively sleeved with gear buckles which are mutually meshed and realize synchronous rotation, the eight rotating shafts are connected in a chain way through the chain buckles sleeved at the middle parts of the eight rotating shafts, left fixing buckles and right fixing buckles are respectively sleeved between the chain buckles on the first shafts in a staggered way, two sides of the left fixing buckles are provided with two left gear fixing buckles which are meshed and connected with the two gear buckles on the corresponding first shafts, two sides of the right fixing buckles are provided with two right gear fixing buckles which are meshed and connected with the two gear buckles on the corresponding first shafts, the gear buckle is mutually meshed with the left gear fixing buckle and the right gear fixing buckle to form a synchronous gear buckle group which ensures smooth rotation of the hinge.

As a preferred technical scheme of the utility model, cup jointed the support column that is used for connecting between the device between the relative pivot of position among a plurality of adjacent synchronous folding mechanisms, wherein lie in two synchronous folding mechanisms at outsourcing billet both ends, its pivot cup joints through the connecting axle of the support column of cup jointing and outsourcing billet end department.

As a preferred technical scheme of the utility model, damping mechanism is provided with four, damping mechanism includes and carries out the fixed fixing base of joint with corresponding fixed the knot of gear and fixed knot, and one side of fixing base is provided with the direction arch, and the direction spout sliding connection that the direction arch set up with the slider surface, direction arch and direction spout sliding fit form guiding mechanism, still are provided with two pressure springs that are located the guiding mechanism both sides between fixing base and the slider, and the both ends of pressure spring cup joint with the locating pin that fixing base and slider side set up respectively.

As a preferred technical proposal of the utility model, one end of a left gear fixing buckle and one end of a left fixing buckle of two synchronous folding mechanisms positioned at the end of a hinge are connected with a fixing seat which is fixedly arranged on a left gum bottom plate in a clamping way, one end of a right gear fixing buckle and one end of a right fixing buckle of the two synchronous folding mechanisms are connected with a fixing seat which is fixedly arranged on a right gum bottom plate in a clamping way, one end of a left gear fixing buckle and one end of a left fixing buckle of the other two synchronous folding mechanisms are connected with a fixing plate which is fixedly arranged on the left gum bottom plate in a clamping way, the right gear fixing buckle and the right fixing buckle of the two synchronous folding mechanisms are connected with a fixing plate which is fixedly arranged on the right gum bottom plate in a clamping way, wherein one side of a left finger rail is connected with one end of the left gear fixing buckle and one end of the left fixing buckle and with a corresponding fixing plate in a clamping way, one side of a right finger, the tooth mouth of the other side of the left finger track and the tooth mouth of the other side of the right finger track are meshed with the tooth mouths correspondingly arranged on the two sides of the first back rubber plate, and the bottom of the first back rubber plate is further provided with a second back rubber plate arranged between the outsourcing steel bar and the synchronous folding mechanism.

As an optimal technical scheme of the utility model, the hinge mechanism rotates the in-process, and the left finger track and the right finger track and the slip displacement that first gum board produced equal with the slip displacement that the direction arch produced in the spout that leads.

A mobile terminal comprises the 360-degree hinge, and further comprises a first shell and a second shell which are located on two sides of the hinge mechanism and form a terminal shell respectively, wherein a first back plate and a second back plate are fixedly mounted on the back of the first shell and the back of the second shell respectively, and the first back plate and the second back plate are fixedly connected with corresponding sliding blocks forming connecting ends of a guide mechanism.

As a preferred technical scheme of the utility model, the top of first backplate and second backplate is provided with first gum board and flushes the setting and is used for flexible screen to support and the first fagging and the second fagging of installation, first fagging and second fagging respectively with first casing and second casing fixed connection.

Compared with the prior art, the beneficial effects of the utility model are that:

1) the synchronous folding mechanism is composed of a plurality of same structures, the structure composition of an internal action mechanism of the hinge is simplified, the complexity of the hinge is simplified, synchronous tooth buckle groups which are meshed with each other in the hinge are matched with the connecting buckles, so that a plurality of rotating shafts drive the outer-wrapping steel bars to synchronously rotate, meanwhile, the flexible screen is smoothly and stably supported in the rotating process of 0-360 degrees by matching with the back rubber plate and the finger track, the stability of the hinge mechanism is improved, the synchronous gear buckle group formed by meshing the gear fixing buckles and the gear buckles can improve the smoothness of the hinge in rotating and provide better mechanical feedback feeling, the quality feeling of the hinge and the mobile terminal is improved, and the rotating strokes input by the hinge are shortened to 1/2 of the output rotating strokes under the action of the synchronous gear buckle group, namely, the actual input rotating strokes are shortened, the user experience of the hinge is improved;

2) through the arranged gum bottom plate, the hinge always keeps constant length on the screen in the rotation processes of 0-360 degrees and 360-0 degrees, the sliding distance compensation between the tooth opening of the finger guide rail and the tooth opening of the first gum plate is realized through the guide sliding of the sliding block of the damping mechanism, the damage to the flexible screen caused by the finger guide rail and the first gum plate is avoided, the elasticity of the pressure spring in the damping mechanism generates reverse damping in the rotation of the hinge, equal damping is generated on the left side and the right side of the terminal, the experience effect is better, and the existence of the damping effect ensures that the hinge has a certain locking effect;

3) the hinge is reasonable in structure and wide in applicable scene, when the screen is turned to be in a 0-degree state, the screen can be bent to the back of the terminal, the screen is prevented from being scraped, when the screen is turned to be in a 180-degree state, the unfolded flexible screen can obtain 2 times of large screen experience, when the screen is turned to be in a 360-degree state, portable mobile display experience can be obtained, and the experience of a waterfall screen can be given to the R angle display area of the flexible screen.

4) This kind of 360 folding hinge, because simple structure, manufacturing cost is lower, and life is longer simultaneously, then can be better the multiple mobile terminal of adaptation (cell-phone, notebook computer and panel computer etc.) or have other terminals of folding demonstration demand, the suitability is better.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is one of the inner side structure diagrams of the present invention;

fig. 3 is a second schematic view of the inner side structure of the present invention;

fig. 4 is a schematic structural view of the hinge mechanism of the present invention;

FIG. 5 is a schematic view of the hinge mechanism according to the present invention;

fig. 6 is a folding schematic view of the hinge mechanism of the present invention;

fig. 7 is a schematic diagram of the detachment of the synchronous folding mechanism of the present invention;

fig. 8 is a schematic diagram of the damping mechanism according to the present invention;

fig. 9 is a schematic view of the folding at 180 ° of the present invention;

fig. 10 is a schematic view of the present invention folded at 0 °;

fig. 11 is a schematic view of the folding mechanism located at 360 degrees.

In the figure: 1. a hinge mechanism; 11. steel bars are coated outside; 12. a support pillar; 13. a left gum base plate; 14. a right gum base plate; 15. a left-handed finger track; 16. a right finger track; 17. a first back glue board; 18. a second back glue board; 19. a fixing plate; 1a, a synchronous folding mechanism; 1a1, axle one; 1a2, shaft two; 1a3, axis three; 1a4, axis four; 1a5, link button; 1a6, gear buckle; 1a7, a left gear fixing buckle; 1a8, left fixing buckle; 1a9, and a right gear fixing buckle; 1a10, right fixing buckle; 1b, a damping mechanism; 1b1, a fixed seat; 1b11, guide projection; 1b2, slider; 1b21, guide runner; 1b3, pressure spring; 2. a first housing; 21. a first back plate; 22. a first supporting plate; 3. a second housing; 31. a second back plate; 32. and a second supporting plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Example 1

Referring to fig. 1-11, the present invention provides a 360 ° hinge, including a hinge mechanism 1, the hinge mechanism 1 includes eight horizontally arranged steel bars 11, four synchronous folding mechanisms 1a are installed inside the eight steel bars 11 for implementing smooth synchronous rotation of 0-360 ° of the terminal housing and cooperating with a first back rubber plate 17 to support the flexible screen in a constant length, and a plurality of rotating shafts are rotatably fitted inside the synchronous folding mechanisms 1a to ensure mechanical feedback when the hinge rotates smoothly, and to drive a synchronous buckle group corresponding to the damping mechanism 1b to rotate synchronously;

the damping mechanism 1b is provided with a guide mechanism which is used for compensating the folding distance of the gum bottom plate of the hinge mechanism 1 and providing the hinge rotation damping function when the hinge rotates, and the guide mechanism is provided with a connecting end used for connecting the terminal shell;

the hinge mechanism 1 further comprises a left finger rail 15 and a right finger rail 16 which are positioned on both sides of the top of the synchronous folding mechanism 1a and cooperate with the damping mechanism 1b and the first back glue board 17 to lock the folding of the terminal housing.

In this embodiment, the synchronous folding mechanism 1a includes two sets of shafts one 1a1, two sets of shafts two 1a2, two sets of shafts three 1a3 and two sets of shafts four 1a4 forming eight rotating shafts, and each set of shafts one 1a1, two sets of shafts two 1a2, three shafts 1a3 and four shafts 1a4 are symmetrically disposed and are respectively disposed opposite to the eight wrapping steel bars 11, the shafts one 1a1, two shafts two 1a2, three shafts 1a3 and four shafts 1a4 are respectively sleeved with gear buckles 1a6 engaged with each other and rotating synchronously at both ends, and the eight rotating shafts are connected in a chain manner by the chain buckles 1a5 sleeved on the shafts one shaft 1a1, the left fixing buckles 1a8 and the right fixing buckles 1a10 are respectively sleeved in a staggered manner between the chain buckles 1a5 on the two shafts one shaft 1a1, two sides of the left fixing buckles 1a8 are provided with two corresponding gear buckles 1, and two corresponding gear buckles 36861 a 861 a 367 a and two corresponding gear buckles are provided with two corresponding gear buckles 36863 a 367 a engaging with two corresponding gear buckles The connected right gear fixing buckle 1a9, gear buckle 1a6, left gear fixing buckle 1a7 and right gear fixing buckle 1a9 are meshed with each other to form a synchronous gear buckle group which ensures the smooth rotation of the hinge.

Specifically, when the mobile terminal is folded by 0-360 degrees: by pulling the first housing 2 clockwise and pulling the second housing 3 counterclockwise, the acting force passes through the left gear fixing buckle 1a7 and the left fixing buckle 1a8, and the same left gear fixing buckle 1a7 and the left fixing buckle 1a8 also drive the shaft 1a1 to rotate, because the shaft 1a1, the shaft two 1a2, the shaft three 1a3 and the shaft four 1a4 are connected through the gear buckle 1a6 and the link buckle 1a5, the rotation stroke of the hinge input is shortened to 1/2 of the output rotation stroke under the action of the synchronous gear buckle group, at this time, the right gear fixing buckle 1a9 and the right fixing buckle 1a10 synchronously rotate counterclockwise along with the rotation, and then under the action of the synchronous folding mechanism 1a, the synchronous rotation of the terminal housing is realized;

when the mobile terminal is folded by 360-0 degrees: by pulling the first housing 2 counterclockwise and the second housing 3 clockwise, under the effect of the synchronous folding mechanism 1a, the synchronous rotation of the terminal housing is also realized.

Further, cup jointed the support column 12 that is used for connecting between the device between the relative pivot in position in a plurality of adjacent synchronous folding mechanism 1a, wherein lie in two synchronous folding mechanism 1a at 11 both ends of outsourcing billet, its pivot cup joints through the connecting axle of the support column 12 and the 11 end department of outsourcing billet that cup joints, makes a plurality of synchronous folding mechanism 1 a's pivot when rotating, and the relative pivot in position can carry out synchronous rotation, drives simultaneously and corresponds outsourcing billet 11 and carry out synchronous rotation around separately the axle center.

In this embodiment, four damping mechanisms 1b are provided, each damping mechanism 1b includes a fixed seat 1b1 that is clamped and fixed with a corresponding gear fixing buckle and a corresponding fixing buckle, one side of each fixed seat 1b1 is provided with a guide protrusion 1b11, the guide protrusion 1b11 is slidably connected with a guide sliding groove 1b21 arranged on the surface of a sliding block 1b2, the guide protrusion 1b11 is slidably matched with the guide sliding groove 1b21 to form a guide mechanism, two pressure springs 1b3 arranged on two sides of the guide mechanism are further arranged between the fixed seat 1b1 and the sliding block 1b2, and two ends of each pressure spring 1b3 are respectively sleeved with positioning pins arranged on the side surfaces of the fixed seat 1b1 and the sliding block 1b 2.

Specifically, the method comprises the following steps: when the mobile terminal rotates by 0-360 degrees and 360-0 degrees, in order to ensure that the flexible screen is always supported in a constant length manner in the rotating process, the sliding blocks 1b2 positioned in the first shell 2 and the second shell 3 slide on the fixing seats 1b1 in the respective shells, and the rotation of the gum base plate is subjected to distance compensation. The mathematical principle of this process is shown in fig. 9, 10, 11, where when the hinge is at an angle of 0 ° (shown in fig. 10), L-2L 1+ L2-2 Δ L, Δ L-B-a; when the hinge is at an included angle of 360 ° (shown in fig. 11), L ═ 2L1+ L2+2 Δ L, Δ L ═ a-C;

and in the process of the rotation of the hinge, the sliding block 1b2 slides on the fixed seat 1b1 to generate displacement difference, and the delta L transmitted by the sliding of the finger track under the constraint of the constant length of the hinge is compensated. The spring force of the pressure spring 1b3 generates a reverse damping during the rotation of the hinge, and the damping causes the hinge to have a certain locking effect and lock the slider 1b 2.

In this embodiment, one end of the left gear fixing buckle 1a7 and one end of the left fixing buckle 1a8 of two synchronous folding mechanisms 1a at the hinge end are connected with the fixing base 1b1 fixedly installed on the left gum base plate 13 in a snap-fit manner, the right gear fixing buckle 1a9 and the right fixing buckle 1a10 of the two synchronous folding mechanisms 1a are connected with the fixing base 1b1 fixedly installed on the right gum base plate 14 in a snap-fit manner, one end of the left gear fixing buckle 1a7 and one end of the left fixing buckle 1a8 of the remaining two synchronous folding mechanisms 1a are connected with the fixing plate 19 fixedly installed on the left gum base plate 13 in a snap-fit manner, the right gear fixing buckle 1a9 and the right fixing buckle 1a10 of the two synchronous folding mechanisms 1a are connected with the fixing plate 19 fixedly installed on the right gum base plate 14 in a snap-fit manner, wherein one side of the left finger rail 15 is connected with one end of the left gear fixing buckle 1a7 and one end of the left fixing buckle 1a8, wherein, one side of the right finger rail 16 is connected with one end of the right gear fixing buckle 1a9, one end of the right fixing buckle 1a10 and the corresponding fixing plate 19 in a clamping way, the tooth opening at the other side of the left finger rail 15 and the tooth opening at the other side of the right finger rail 16 are connected with the tooth openings correspondingly arranged at the two sides of the first back rubber plate 17 in a meshing way, and the bottom of the first back rubber plate 17 is also provided with a second back rubber plate 18 arranged between the outer wrapping steel bar 11 and the synchronous folding mechanism 1 a.

Specifically, when the mobile terminal rotates by 0-360 degrees and 360-0 degrees, the rotating gear fixing buckle and the rotating gear fixing buckle can drive the fixing seat 1b1 and the fixing plate 19 to rotate synchronously, and under the driving action of the fixing seat 1b1, the left gum bottom plate 13 and the right gum bottom plate 14 slide on the back plate to compensate the distance between the finger track and the rotation of the gum plate.

Further, in the rotation process of the hinge mechanism 1, the sliding displacement generated by the left finger rail 15, the right finger rail 16 and the first back rubber plate 17 is equal to the sliding displacement generated by the guide protrusion 1b11 in the guide sliding groove 1b21, so that the flexible screen is stably and smoothly supported when the mobile terminal rotates within the range of 0-360 degrees.

A mobile terminal comprises the 360-degree hinge, and further comprises a first shell 2 and a second shell 3 which are located on two sides of the hinge mechanism 1 and form a terminal shell respectively, a first back plate 21 and a second back plate 31 are fixedly mounted on the back of the first shell 2 and the back of the second shell 3 respectively, and the first back plate 21 and the second back plate 31 are fixedly connected with a corresponding sliding block 1b2 which forms a connecting end of a guide mechanism, so that the 360-degree hinge can be adapted to a better mobile terminal.

Further, the top of first backplate 21 and second backplate 31 is provided with first back of the body offset plate 17 and flushes the setting and is used for flexible screen to support and the first fagging 22 and the second fagging 32 of installation, first fagging 22 and second fagging 32 respectively with

first casing

2 and 3 fixed connection of second casing, utilize first backplate 21, the cooperation of second backplate 31 first back of the body offset plate 17 can be firm support the flexible screen and install.

In the description of the present invention, it should be understood that the indicated orientation or positional relationship is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present invention.

In the present invention, unless otherwise explicitly specified or limited, for example, it may be fixedly connected, detachably connected, or integrated; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A360-degree hinge comprises a hinge mechanism and is characterized in that the hinge mechanism comprises eight horizontally-arranged outer-coated steel bars, four synchronous folding mechanisms used for realizing smooth synchronous rotation of a terminal shell at 0-360 degrees and matching a first back rubber plate to support a flexible screen in a constant length mode are mounted on the inner sides of the eight outer-coated steel bars, a plurality of rotating shafts of the synchronous folding mechanisms are in rotating matching, mechanical feedback is provided when the hinge is guaranteed to rotate smoothly, and a synchronous tooth buckle group corresponding to a damping mechanism is driven to rotate synchronously;

2. A 360 ° hinge according to claim 1, wherein: the synchronous folding mechanism comprises two groups of shafts I, two groups of shafts II, two groups of shafts III and two groups of shafts IV which form eight rotating shafts, each group of shafts I, two groups of shafts II, three groups of shafts III and four groups of shafts IV are symmetrically arranged and are respectively opposite to the positions of eight outer-coated steel bars, two ends of each shaft I, two ends of each shaft II, two ends of each shaft III and two ends of each shaft IV are respectively sleeved with gear buckles which are mutually meshed and realize synchronous rotation, the eight rotating shafts are connected in a chain way through chain buckles sleeved at the middle parts of the eight rotating shafts, left fixing buckles and right fixing buckles are respectively sleeved between the chain buckles on the two shafts I in a staggered way, two sides of the left fixing buckles are provided with two left gear fixing buckles which are meshed and connected with the two gear buckles on the corresponding shaft I, two sides of the right fixing buckles are provided with two right gear fixing buckles which are meshed and connected with the two gear buckles on the corresponding shaft I, the gear buckles are mutually meshed with the left gear fixing, forming a synchronous tooth buckle group which ensures the smooth rotation of the hinge.

3. A 360 ° hinge according to claim 2, wherein: the supporting columns used for being connected between the devices are sleeved between the rotating shafts opposite in position in the adjacent synchronous folding mechanisms, wherein the two synchronous folding mechanisms are positioned at two ends of the outer-coated steel bar, and the rotating shafts of the two synchronous folding mechanisms are sleeved with the connecting shafts at the end parts of the outer-coated steel bar through the sleeved supporting columns.

4. A 360 ° hinge according to claim 3, wherein: damping mechanism is provided with four, damping mechanism includes and carries out the fixed fixing base of joint with corresponding fixed knot of gear and fixed knot, and one side of fixing base is provided with the direction arch, and the direction spout sliding connection that the direction arch set up with the slider surface, direction arch and direction spout sliding fit form guiding mechanism, still are provided with two pressure springs that are located the guiding mechanism both sides between fixing base and the slider, and the both ends of pressure spring cup joint with the locating pin that fixing base and slider side set up respectively.

5. A360 ° hinge according to claim 4, wherein: wherein one end of a left gear fixing buckle and one end of a left fixing buckle of two synchronous folding mechanisms positioned at the end of the hinge are connected with a fixing seat fixedly arranged on a left gum bottom plate in a clamping way, the right gear fixing buckle and the right fixing buckle of the two synchronous folding mechanisms are connected with a fixing seat fixedly arranged on a right gum bottom plate in a clamping way, one end of a left gear fixing buckle and one end of a left fixing buckle of the other two synchronous folding mechanisms are connected with a fixing plate fixedly arranged on the left gum bottom plate in a clamping way, the right gear fixing buckle and the right fixing buckle of the two synchronous folding mechanisms are connected with a fixing plate fixedly arranged on the right gum bottom plate in a clamping way, one side of a left finger rail is connected with one end of the left gear fixing buckle, one end of the left fixing buckle and one end of the corresponding fixing plate in a clamping way, one side of a right finger rail is connected with one end of the right gear fixing, the tooth mouth of the other side of the left finger track and the tooth mouth of the other side of the right finger track are meshed with the tooth mouths correspondingly arranged on the two sides of the first back rubber plate, and the bottom of the first back rubber plate is further provided with a second back rubber plate arranged between the outsourcing steel bar and the synchronous folding mechanism.

6. A360 ° hinge according to claim 5, wherein: in the rotation process of the hinge mechanism, the sliding displacement generated by the left finger track, the right finger track and the first gum plate is equal to the sliding displacement generated by the guide bulge in the guide sliding groove.

7. A mobile terminal, comprising a 360 ° hinge according to any one of claims 1 to 6, further comprising a first housing and a second housing respectively located at both sides of the hinge mechanism and forming a terminal housing, wherein the back of the first housing and the back of the second housing are respectively fixedly provided with a first back plate and a second back plate, and the first back plate and the second back plate are fixedly connected with corresponding sliding blocks forming the connecting ends of the guiding mechanism.

8. A mobile terminal according to claim 7, characterized in that: the top of first backplate and second backplate is provided with first gum board and flushes the first fagging and the second fagging that sets up and be used for flexible screen to support and install, first fagging and second fagging respectively with first casing and second casing fixed connection.