CN111946730A - Hinge mechanism and terminal thereof - Google Patents
Hinge mechanism and terminal thereof Download PDFInfo
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- CN111946730A CN111946730A CN202010776761.1A CN202010776761A CN111946730A CN 111946730 A CN111946730 A CN 111946730A CN 202010776761 A CN202010776761 A CN 202010776761A CN 111946730 A CN111946730 A CN 111946730A
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- Prior art keywords
- sliding
- hole
- plate
- hinge mechanism
- rotating shaft
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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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- 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
- G09F9/33—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 being semiconductor devices, e.g. diodes
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/02—Constructional features of telephone sets
- H04M1/0202—Portable telephone sets, e.g. cordless phones, mobile phones or bar type handsets
- H04M1/0206—Portable telephones comprising a plurality of mechanically joined movable body parts, e.g. hinged housings
- H04M1/0208—Portable telephones comprising a plurality of mechanically joined movable body parts, e.g. hinged housings characterized by the relative motions of the body parts
- H04M1/0214—Foldable telephones, i.e. with body parts pivoting to an open position around an axis parallel to the plane they define in closed position
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/02—Constructional features of telephone sets
- H04M1/0202—Portable telephone sets, e.g. cordless phones, mobile phones or bar type handsets
- H04M1/026—Details of the structure or mounting of specific components
- H04M1/0266—Details of the structure or mounting of specific components for a display module assembly
- H04M1/0268—Details of the structure or mounting of specific components for a display module assembly including a flexible display panel
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- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Mechanical Engineering (AREA)
- Telephone Set Structure (AREA)
Abstract
The embodiment of the application discloses the hinge mechanism and terminal thereof, wherein, the hinge mechanism includes pivot part, dodge subassembly and swinging boom, dodge the subassembly symmetry and set up in the horizontal both sides of pivot part, dodge board and at least one sliding plate including at least one, the one side of dodging the board is articulated with pivot part, the opposite side is articulated with the sliding plate, be equipped with the slip hole on the sliding plate, dodge the board and can slide along the shape orbit in slip hole, the one end and the pivot part of swinging boom are connected, the other end and sliding plate are connected, the swinging boom can rotate for pivot part, can not rotate for the sliding plate. Through the mode, the hinge mechanism is folded, the rotating arm rotates to drive the avoiding plate and the sliding plate to rotate, the avoiding plate slides in the sliding hole according to the folding angle, a certain avoiding space is formed between the rotating shaft part and the avoiding assembly, and the hinge mechanism is simple in structure and high in folding stability.
Description
Technical Field
The application relates to the technical field of foldable terminals, in particular to a hinge mechanism and a terminal thereof.
Background
At present, mobile terminals such as smart phones and tablet computers mainly have straight plates and metal appearances, the sizes of the mobile terminals are diversified, and in order to achieve the purpose that the smallest possible size is used to obtain the largest possible screen display area, the concept of various folding screens is developed, the folding screens are flexible screens and can be bent and folded, and the folding screens are used on the smart phones and the tablet computers to obtain various folding terminals such as folding phones and folding tablet computers and stools.
The folding screen is usually supported and controlled by a hinge mechanism, which is fixed to the housing of the terminal and is mounted between the housing and the flexible screen.
However, the hinge mechanism in the prior art cannot form an avoidance space with a certain shape when being folded to avoid the flexible screen, so that the flexible screen is easy to damage.
Disclosure of Invention
The embodiment of the application provides a hinge mechanism capable of forming a certain avoiding space when being folded and a terminal thereof.
The embodiment of the application provides a hinge mechanism, includes:
a spindle member;
the avoidance components are symmetrically arranged on the two transverse sides of the rotating shaft part and comprise at least one avoidance plate and at least one sliding plate, one side of the avoidance plate is hinged with the rotating shaft part, the other side of the avoidance plate is hinged with the sliding plate, the sliding plate is provided with a sliding hole, and the avoidance plate can slide along the shape track of the sliding hole;
and one end of the rotating arm is connected with the rotating shaft component and rotates relative to the rotating shaft component, and the other end of the rotating arm is fixedly connected with the sliding plate.
Optionally, hinged parts are arranged on two transverse sides of the rotating shaft component;
the avoidance plate is provided with a first opening;
the hinge part is hinged with the avoidance plate and positioned at the first opening, and the hinge part can rotate relative to the first opening.
Optionally, a second opening is arranged on the avoiding plate;
the sliding plate comprises a fixed part and a sliding part, and the sliding part extends outwards from the fixed part;
the sliding part is hinged with the avoiding plate, and the sliding part is positioned in the second opening and can rotate relative to the second opening.
Optionally, the sliding hole is arranged on the sliding portion, penetrates through the sliding portion, and is a guide hole;
the avoidance plate can slide along the shape track of the sliding hole.
Optionally, a circular boss extends outwards from a longitudinal side surface of the rotating shaft part;
a circular assembling hole is formed in the rotating arm;
the circular clamping protrusion and the circular assembling hole are assembled, the circular clamping protrusion can rotate in the circular assembling hole, and therefore the rotating arm can rotate relative to the rotating shaft component.
Optionally, a rectangular clamping protrusion extends outwards from the same side of the fixing part as the circular clamping protrusion;
the rotating arm is also provided with a rectangular assembly hole, and the circular assembly hole and the rectangular assembly hole are respectively positioned at two ends of the rotating arm;
the rectangular clamping protrusion is assembled with the rectangular assembling hole, and the rotating arm cannot rotate relative to the sliding plate.
The embodiment of the application further provides a terminal, including foretell the hinge mechanism, still include center, flexible screen and hou gai, the flexible screen with the back lid is fixed in respectively the both sides of center, the hinge mechanism is fixed in the center with between the flexible screen.
Optionally, a screen body accommodating groove is formed in the middle frame, and the screen body accommodating groove extends from one surface of the middle frame to the opposite direction of the other surface;
the flexible screen is fixedly installed in the screen body accommodating groove.
Optionally, the middle frame is further provided with a mechanism accommodating groove and a clamping groove;
the mechanism accommodating groove is formed by extending from the bottom of the screen body accommodating groove;
the clamping groove is arranged below the screen body accommodating groove and on the side surface of the mechanism accommodating groove;
the hinge mechanism is installed and accommodated in the mechanism accommodating groove and the clamping groove, wherein the rotating arm is installed in the clamping groove.
Optionally, the bottom of the mechanism accommodating groove is provided with a fixing hole;
a connecting hole is formed in the sliding plate at a position opposite to the fixed hole;
the fixing hole and the connecting hole are fixedly connected through a screw.
The hinge mechanism and terminal thereof that this application embodiment provided, wherein, the hinge mechanism includes the pivot part, dodges subassembly and swinging boom, dodge the subassembly symmetry set up in the both sides of pivot part are including at least one dodge board and at least one sliding plate, dodge the board one side with the pivot part is articulated, the opposite side with the sliding plate is articulated, be equipped with the sliding hole on the sliding plate, dodge the board can along the shape orbit slip of sliding hole, swinging boom one end with the pivot part is connected, can for the pivot part rotates, the other end with the sliding plate is connected, can not for the sliding plate rotates. Through the structural design, when the hinge mechanism is folded, the rotating arm rotates to drive the avoiding component to rotate, the avoiding plate can slide along the shape track of the sliding hole according to the folding angle, a certain avoiding space is formed between the rotating shaft component and the avoiding component, and the hinge mechanism is simple in structure and high in folding stability.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.
FIG. 1 is an exploded view of a terminal of the present application;
fig. 2 is a cross-sectional view of the terminal shown in fig. 1;
fig. 3 is a schematic structural diagram of a middle frame of the terminal shown in fig. 1;
fig. 4 is an exploded view of the hinge mechanism of the terminal shown in fig. 1;
fig. 5 is a schematic structural view of the hinge mechanism of fig. 4;
FIG. 6 is an assembly view of the hinge mechanism shown in FIG. 4;
fig. 7 is a partially enlarged view of the terminal shown in fig. 2;
fig. 8 is another cross-sectional view of the terminal shown in fig. 1;
referring to fig. 1 to 8, 500 is a terminal, 1 is a middle frame, 2 is a flexible screen, 3 is a rear cover, 4 is a hinge mechanism, 11 is a screen body accommodating groove, 12 is a mechanism accommodating groove, 13 is a clamping groove, 14 is a connecting groove, 15 is a fixing hole, 31 is an upper rear cover, 32 is a lower rear cover, 41 is a rotating shaft member, 42 is an avoiding plate, 43 is a sliding plate, 44 is a rotating arm, 411 is a rotating shaft body, 412 is a cylindrical clamping protrusion, 4111 is a hinge groove, 4112 is a hinge portion, 4113 is an accommodating hole, 4114 is a notch, 421 is a first opening, 422 is a second opening, 431 is a fixing portion, 432 is a sliding portion, 4311 is a rectangular clamping protrusion, 4312 is a connecting hole, 4321 is a sliding hole, 441 is a circular assembling hole, and 442 is a rectangular assembling hole.
Detailed Description
The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
In the description of the present application, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; may be mechanically connected, may be electrically connected or may be in communication with each other; either directly or indirectly through intervening media, either internally or in any other relationship. When an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.
The following disclosure provides many different embodiments or examples for implementing different features of the application. In order to simplify the disclosure of the present application, specific example components and arrangements are described below. Of course, they are merely examples and are not intended to limit the present application. Moreover, the present application may repeat reference numerals and/or letters in the various examples, such repetition is for the purpose of simplicity and clarity and does not in itself dictate a relationship between the various embodiments and/or configurations discussed. In addition, examples of various specific processes and materials are provided herein, but one of ordinary skill in the art may recognize applications of other processes and/or use of other materials.
The hinge mechanism and the terminal thereof provided by the embodiment of the application are applied to the field of foldable terminals, each foldable terminal comprises a hinge structure and a flexible screen body, the hinge structure is installed in the foldable terminal and is simple in structure, the hinge structure is fixed with a shell of the foldable terminal, the flexible screen body is also fixed with the shell of the foldable terminal, the hinge structure is located between the shell and the flexible screen body, the flexible screen body is controlled to be folded through the hinge structure, on one hand, the folding of the flexible screen body is realized, and the avoiding space formed by the hinge structure can avoid damage to the flexible screen body; on the other hand, the folding stability of the flexible screen body is improved.
Referring to fig. 1 and fig. 2, in a terminal 500 provided in an embodiment of the present application, the terminal 500 includes a middle frame 1, a hinge mechanism 4, a flexible screen 3, and a rear cover 4, where both the flexible screen 3 and the rear cover 4 are fixed to the middle frame 1, the flexible screen 3 and the rear cover 4 are respectively located at two sides of the middle frame 1, and the hinge mechanism 4 is fixed to the middle frame 1 and located between the middle frame 1 and the flexible screen 3.
Referring to fig. 3, the middle frame 1 is used for accommodating the hinge mechanism 4, a circuit board and other components required by the terminal, and fixing the flexible screen 3, and includes an upper middle frame (not labeled) and a lower middle frame (not labeled), and the upper middle frame and the lower middle frame are separated and not connected to each other.
In this embodiment, the upper middle frame and the lower middle frame are indirectly connected through the hinge mechanism 4 on one hand and the flexible screen 3 on the other hand, the upper middle frame accommodates one part of the hinge mechanism 4, and the lower middle frame accommodates the other part of the hinge mechanism 4.
It should be noted that, since the upper middle frame and the lower middle frame are similar in structure to receive and fix the hinge mechanism 4 and the flexible screen 3 and the rear cover 4, the slots and holes described below are described with respect to the whole middle frame 1, that is, the structure of the middle frame 1 in the product assembly completion form.
The middle frame 1 is provided with a screen body containing groove 11, a mechanism containing groove 12, a clamping groove 13 and a connecting groove 14, wherein, the screen body accommodating groove 11 is used for installing and accommodating the flexible screen 3, the mechanism accommodating groove 12 is extended from the bottom of the screen body accommodating groove 11 and is mainly used for installing and accommodating most of the hinge mechanisms 4, the locking groove 13 is located on the side wall of the mechanism accommodating groove 12, and is a substantially rectangular groove for accommodating a portion of the hinge mechanism 4 on the one hand and limiting the position of fixing the hinge mechanism 4 on the other hand, the connecting groove 14 is located at the middle position of the mechanism accommodating groove 12, namely, on both sides of the cut-off portion between the upper middle frame and the lower middle frame, and further, the connecting groove 14 is also located between the locking groove 13 and the bottom of the mechanism accommodating groove 12 for connecting and assembling with the hinge mechanism 4.
The bottom of the mechanism accommodating groove 12 is provided with a fixing hole 15, and the fixing hole 15 is a through hole and is used for fixing the middle frame 1 and the hinge mechanism 4 through screws. In this embodiment, six fixing holes 15 are provided on the middle frame 1, three fixing holes 15 are located on the upper middle frame, and three fixing holes 15 are located on the lower middle frame.
The flexible screen 3 is a flexible screen, refers to a flexible OLED, can be bent and folded, has good flexibility, and is applied to a screen of a terminal.
The flexible screen 3 is fixed to the front surface of the middle frame 1, and specifically, the flexible screen 3 is installed and fixed to the screen body accommodating groove 11 of the middle frame 1 and serves as a screen of the terminal 500.
The rear cover 4 is fixed on the back of the middle frame 1 and comprises an upper rear cover 31 and a lower rear cover 32, the upper rear cover 31 is fixed with the upper middle frame, the lower rear cover 32 is fixed with the lower middle frame, and the separation structure design of the rear cover 4 is related to the structure design of the middle frame.
Referring to fig. 4, the hinge mechanism 4 includes a rotating shaft 41, an avoiding assembly, a rotating arm 44 and a connecting rod (not shown), wherein the avoiding assembly includes an avoiding plate 42 and a sliding plate 43, the avoiding plate 42 and the rotating shaft 41 are hinged via the connecting rod, the avoiding plate 42 and the sliding plate 43 are hinged via the connecting rod, and the rotating arm 44 is respectively connected and fixed with the rotating shaft 41 and the sliding plate 43.
The hinge mechanism 4 has simple structure and simple installation, and can avoid influencing the folding performance during operation.
Referring to fig. 5, the rotating shaft 41 includes a rotating shaft body 411 and four cylindrical protrusions 412, wherein the cylindrical protrusions 412 are extended outward from the end of the rotating shaft body 411 and are cylindrical, and two of the four cylindrical protrusions 412 are respectively located at two ends of the rotating shaft body 411 and are used for assembling with the rotating arm 44.
Be equipped with articulated groove 4111 on the pivot body 411, the cross section of articulated groove 4111 is roughly semicircular in shape, articulated groove 4111 is used for accommodating part dodge the board 42, and make dodge the board 42 can for pivot part 41 rotates certain angle, articulated groove 4111 is interrupted the setting, realizes articulated assembly, obtains a plurality of articulated portion 4112, every be provided with accommodation hole 4113 on the articulated portion 4112, accommodation hole 4113 is the through-hole, is used for passing the connecting rod.
In an embodiment of the present application, the number of the hinge portions 4112 is four, two of the hinge portions 4112 are divided into two sides of the rotating shaft body 411, and the two hinge portions 4112 on the same side are spaced apart from each other, and correspondingly, the number of the accommodating holes 4113 is four.
The both ends of hinge groove 4111 are provided with breach 4114 respectively, breach 4114 is used for passing the connecting rod.
Referring to fig. 6, the avoidance plate 42 is respectively assembled with the rotary shaft 41 and the sliding plate 43, and the rotary shaft 41 and the sliding plate 43 are respectively located at both sides of the avoidance plate 42.
In this embodiment, when buckling flexible screen 3, dodge board 42 be in pivot part 41 with under the combined action of slider 23, form certain dodge space, it is right flexible screen 3 keeps away the position, makes flexible screen 3 does not receive friction or collides with, guarantees flexible screen 3's performance is not influenced, improves folding stability.
Further, the avoidance plate 42 is provided with a structure capable of being assembled in a hinged manner at two sides, one side is used for hinging the rotating shaft part 41, and the other side is used for being assembled with the sliding plate 43.
A first opening 421 is provided on a side hinged to the rotating shaft member 41, and the first opening 421 is rectangular and is configured to receive the hinge portion 4112 of the rotating shaft member 41 and rotate a certain angle.
A second opening 422 is provided on a side connected to the sliding plate 43, and the second opening 422 is rectangular to receive a part of the sliding plate 43 and to rotate a certain angle.
In this embodiment, the length of the first opening 421 is set to be smaller than the length of the second opening 422, and in other embodiments, the shape and size of the opening may be changed according to actual needs, which is not limited herein.
In this embodiment, the number of the avoidance plates 42 is two, and the two avoidance plates 42 are symmetrically assembled with respect to the rotary shaft member 41.
The sliding plate 43 includes a fixed portion 431 and a sliding portion 432.
The fixing portion 431 is used for fixing with the center 1 and is provided with a rectangular clamping projection 4311, the rectangular clamping projection 4311 extends outwards from the side face of the fixing portion 431, the number of the rectangular clamping projections 4311 is two, and the rectangular clamping projections 4311 are respectively located on two sides of the fixing portion 431 and are all used for assembling with the rotating arm 44.
The fixing portion 431 is further provided with a connecting hole 4312, the connecting hole 4312 corresponds to the fixing hole 15 of the middle frame 1 and is a through hole, and when the fixing portion is installed, the connecting hole 4312 and the fixing hole 15 are fixed by using a screw to fix the middle frame 1 and the sliding plate 43.
The sliding portions 432 are obtained by extending from the fixing portion 431, in this embodiment, the number of the sliding portions 432 is two, the two sliding portions 432 are located on the same side of the fixing portion 431 and spaced by a certain distance, each sliding portion 432 is provided with a sliding hole 4321, the sliding hole 4321 is a guide hole, and has a guiding effect on the movement direction of the avoiding plate 42, the sliding hole 4321 penetrates through the sliding portions 432 and is used for connecting with the avoiding plate 42 through the connecting rod, and the connecting rod can slide in the sliding hole 4321 to drive the avoiding plate 42 to move, so that the avoiding plate 42 can avoid the flexible screen 3.
Further, an inclination angle of the sliding portion 432 with respect to a surface of the fixing portion 431, which is connected to the sliding portion 432, is 30 °, an inclination angle of the sliding hole 4321 with respect to a surface of the fixing portion 431, which is connected to the sliding portion 432, is 30 °, the sliding hole 4321 is substantially in an oblong shape, both ends of the sliding hole 4321 are in a semicircular shape, a vertical distance between a semicircular center point at one end close to the fixing portion 431 and the fixing portion 431 is 6mm, and a longitudinal length of the sliding hole 4321 is 4 mm.
Alternatively, in other embodiments, the data related to the sliding hole 4321 may be changed according to actual needs.
In this embodiment, the number of the sliding plates 43 is set to two, and the two sliding plates 43 are symmetrically fitted with respect to the rotary shaft member 41, respectively.
The rotating arm 44 has a rectangular plate-shaped structure, one end of the rotating arm is provided with a circular assembling hole 441, the other end of the rotating arm is provided with a rectangular assembling hole 442, and the rotating arm 44 is indirectly connected with the rotating shaft part 41 and the sliding plate 43 and has a blocking effect on the connecting rod.
Further, the circular fitting hole 441 is used for fitting with the rotating shaft member 41, connecting the rotating arm 44 and the rotating shaft member 41, and allowing the rotating arm 44 to rotate at a certain angle with respect to the rotating shaft member 41.
Further, the rectangular fitting hole 442 is for fitting with the slide plate 43, connecting the rotating arm 44 and the slide plate 43, and restricting the slide plate 43 from rotating when rotating.
When the flexible screen 3 is bent, the rotation angle of the avoiding plate 42 and the rotating shaft part 41 is controlled, and the rotation angle of the avoiding plate 42 and the rotation angle of the sliding plate 43 are controlled, so that a certain avoiding space is formed among the rotating shaft part 41, the avoiding plate 42 and the sliding plate 43, the flexible screen 3 is avoided, the flexible screen 3 is prevented from being rubbed or collided, and the folding stability is improved.
In this embodiment, the number of the rotating arms 44 is four, and four rotating arms 44 are divided into two symmetrical parts.
For the hinge mechanism 4, an assembly method provided by the embodiment of the present application is: the two avoidance plates 42 are hinged with the rotating shaft component 41 through connecting rods, the hinge portion 4112 is located in the first opening 421, the avoidance plate 42 can rotate a certain angle relative to the rotating shaft part 41, and then two sliding plates 43 are respectively assembled with the two avoidance plates 42, one sliding plate 43 corresponds to one avoidance plate 42 and is connected through a connecting rod, the connecting rod is connected with the avoidance plate 42, and passes through the sliding hole 4321, the link rod can slide in the sliding hole 4321 to drive the avoidance plate 42 to move, so that the sliding portion 432 moves with respect to the second opening 422, and finally the four rotating arms 44 are fitted to the rotating shaft member 41 and the sliding plate 43, respectively, the circular assembling hole 441 of the rotating arm 44 is assembled with the cylindrical boss 412, and the rectangular assembling hole is assembled with the rectangular boss 4311.
Referring to fig. 7, regarding the terminal 500, an assembly manner of the embodiment of the present application is as follows: firstly, the hinge mechanism 4 is fixed in the middle frame 1, the hinge mechanism 4 is arranged in the mechanism accommodating groove 12, the end part of the rotating shaft part 41 is positioned in the connecting groove 14, because the end part of the rotating shaft part 41 and the connecting groove 14 are both provided with radians, when the folding type flexible flat screen is folded, the middle frame 1 can rotate relative to the rotating shaft part 41, the rotating arm 44 is clamped in the clamping groove 13, the hinge mechanism 4 is prevented from being separated from the middle frame 1, the limiting and connecting effects are achieved, the fixing hole 15 and the connecting hole 4312 are fixed by screws, the hinge mechanism 4 is prevented from being separated from the middle frame 1, after the hinge mechanism 4 and the middle frame 1 are fixed, the flexible screen 2 is fixed in the platform accommodating groove 111, and finally the rear cover 3 and the middle frame 1 are fixed, the rear cover 3 and the middle frame 1 can be fixed in a pressing and buckling mode.
Referring to fig. 8, a folding form of the embodiment of the present application is: the terminal 500 is bent, the circular protrusion 212 rotates in the circular assembly hole 441, so that the rotating arm 44 rotates relative to the rotating shaft 41, the rotating arm 44 rotates to drive the middle frame 1, the rear cover 3 and the flexible screen 2 to rotate, the flexible screen 2 is bent, due to the assembly of the rectangular assembly hole 442 and the rectangular protrusion 4311, one side of the avoiding plate 42 is hinged to the rotating shaft 41, the other side is hinged to the sliding plate 43, the rotating arm 44 rotates to drive the sliding plate 43 and the avoiding plate 42 to rotate, and the link rod connecting the avoiding plate 42 and the sliding plate 43 can slide in the sliding hole 4321, meanwhile, the rotating arm 44 limits the rotation angle of the avoiding plate 42 and the sliding plate 43, when the terminal 500 is folded to the maximum angle, the two ends of the flexible screen 2 contact, the middle of the flexible screen is bent to form a certain shape, a certain avoiding space is formed among the rotating shaft part 41, the two avoiding plates 42 and the two sliding plates 43, the bent part of the flexible screen is avoided, the flexible screen 3 is prevented from being rubbed or collided, and the folding stability is improved.
The embodiment of the application provides a hinge mechanism and terminal thereof, wherein, terminal 500 includes center 1, flexible screen 2, hou gai 3 and hinge mechanism 4, flexible screen 2 is fixed in the front of center 1, back lid 3 is fixed in the back of center 1, hinge mechanism 4 is fixed in center 1 with between the flexible screen 2, center 1 includes center and lower center, when folding, go up the center with the center is all rotatable down, flexible screen 2 is buckled.
Further, the hinge mechanism 4 has a simple structure, and includes a rotating shaft 41, two avoidance plates 42, two sliding plates 43, and four rotating arms 44, wherein the two avoidance plates 42 are hinged to the rotating shaft 41, the two sliding plates 43 are hinged to the two avoidance plates 42, the two avoidance plates 42 and the rotating shaft 41 are located between the two sliding plates 43, the rotating shaft 41 is located between the two avoidance plates 42, the four rotating arms 44 are distributed on the rotating shaft 41 in pairs on the other two sides different from the two avoidance plates 42, and each rotating arm 44 connects the rotating shaft 41 and the sliding plates 43.
The sliding plate 43 is provided with a sliding hole 4321, the avoiding plate 42 and the sliding plate 43 are connected by a connecting rod, the connecting rod can slide in the sliding hole 4321, one end of the rotating arm 44 is provided with a circular assembling hole 442, the other end of the rotating arm 44 is provided with a rectangular assembling hole 441, the sliding plate 43 is provided with a rectangular clamping protrusion 4311, the rotating shaft part 41 is provided with a circular clamping protrusion 212, the circular assembling hole 442 and the circular clamping protrusion 212 are assembled, the rectangular assembling hole 441 and the rectangular clamping protrusion 4311 are assembled to bend the terminal 500, the rotating arm 44 rotates relative to the rotating shaft part 41 to drive the middle frame 1, the rear cover 3 and the flexible screen 2 to rotate, the flexible screen 2 is bent, the connecting rod connecting the avoiding plate 42 and the sliding plate 43 can slide in the sliding hole 4321, and meanwhile, the rotating arm 44 limits the rotating angle of the avoiding plate 42 and the sliding plate 43, when the terminal 500 is folded to the maximum angle, the two ends of the flexible screen 2 are in contact, the middle of the flexible screen is bent to form a certain shape, a certain avoiding space is formed between the rotating shaft part 41, the two avoiding plates 42 and the two sliding plates 43, the bent part of the flexible screen is avoided, the flexible screen 3 is prevented from being rubbed or collided, and the folding stability is improved.
The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.
The above-mentioned embodiments only express several embodiments of the present application, and the description thereof is more specific and detailed, but not construed as limiting the scope of the present application. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the concept of the present application, which falls within the scope of protection of the present application. Therefore, the protection scope of the present application shall be subject to the appended claims.
Claims (10)
1. A hinge mechanism, comprising:
a spindle member;
the avoidance components are symmetrically arranged on the two transverse sides of the rotating shaft part and comprise at least one avoidance plate and at least one sliding plate, one side of the avoidance plate is hinged with the rotating shaft part, the other side of the avoidance plate is hinged with the sliding plate, the sliding plate is provided with a sliding hole, and the avoidance plate can slide along the shape track of the sliding hole;
and one end of the rotating arm is connected with the rotating shaft component and rotates relative to the rotating shaft component, and the other end of the rotating arm is fixedly connected with the sliding plate.
2. A hinge mechanism according to claim 1,
hinged parts are arranged on two transverse sides of the rotating shaft component;
the avoidance plate is provided with a first opening;
the hinge part is hinged with the avoidance plate and positioned at the first opening, and the hinge part can rotate relative to the first opening.
3. A hinge mechanism according to claim 2,
a second opening is formed in the avoiding plate;
the sliding plate comprises a fixed part and a sliding part, and the sliding part extends outwards from the fixed part;
the sliding part is hinged with the avoiding plate, and the sliding part is positioned in the second opening and can rotate relative to the second opening.
4. A hinge mechanism according to claim 3,
the sliding hole is arranged on the sliding part, penetrates through the sliding part and is a guide hole;
the avoidance plate can slide along the shape track of the sliding hole.
5. A hinge mechanism according to claim 3,
a circular clamping protrusion extends outwards from the longitudinal side surface of the rotating shaft part;
a circular assembling hole is formed in the rotating arm;
the circular clamping protrusion and the circular assembling hole are assembled, the circular clamping protrusion can rotate in the circular assembling hole, and therefore the rotating arm can rotate relative to the rotating shaft component.
6. A hinge mechanism according to claim 5,
a rectangular clamping protrusion extends outwards from the same side of the fixing part as the circular clamping protrusion;
the rotating arm is also provided with a rectangular assembly hole, and the circular assembly hole and the rectangular assembly hole are respectively positioned at two ends of the rotating arm;
the rectangular clamping protrusion is assembled with the rectangular assembling hole, and the rotating arm cannot rotate relative to the sliding plate.
7. A terminal, comprising the hinge mechanism according to any one of claims 1 to 6, and further comprising a middle frame, a flexible screen, and a rear cover, wherein the flexible screen and the rear cover are respectively fixed to both sides of the middle frame, and the hinge mechanism is fixed between the middle frame and the flexible screen.
8. The terminal of claim 7,
the middle frame is provided with a screen body accommodating groove, and the screen body accommodating groove is formed by extending from one surface of the middle frame to the opposite direction of the other surface;
the flexible screen is fixedly installed in the screen body accommodating groove.
9. The terminal of claim 8,
the middle frame is also provided with a mechanism accommodating groove and a clamping groove;
the mechanism accommodating groove is formed by extending from the bottom of the screen body accommodating groove;
the clamping groove is arranged below the screen body accommodating groove and on the side surface of the mechanism accommodating groove;
the hinge mechanism is installed and accommodated in the mechanism accommodating groove and the clamping groove, wherein the rotating arm is installed in the clamping groove.
10. The terminal of claim 9,
the bottom of the mechanism accommodating groove is provided with a fixing hole;
a connecting hole is formed in the sliding plate at a position opposite to the fixed hole;
the fixing hole and the connecting hole are fixedly connected through a screw.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010776761.1A CN111946730B (en) | 2020-08-05 | 2020-08-05 | Hinge mechanism and terminal thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010776761.1A CN111946730B (en) | 2020-08-05 | 2020-08-05 | Hinge mechanism and terminal thereof |
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| CN111946730A true CN111946730A (en) | 2020-11-17 |
| CN111946730B CN111946730B (en) | 2021-10-26 |
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| CN209309116U (en) * | 2018-11-08 | 2019-08-27 | 上海富驰高科技股份有限公司 | A kind of chain hinge of flexible screen |
| CN110417964A (en) * | 2019-07-19 | 2019-11-05 | 珠海格力电器股份有限公司 | Folding assembly, screen assembly and mobile terminal |
| CN110671423A (en) * | 2019-11-06 | 2020-01-10 | 东莞市环力智能科技有限公司 | Three-section type folding hinge for flexible screen and mobile device thereof |
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| CN108194496A (en) * | 2018-01-02 | 2018-06-22 | 联想(北京)有限公司 | A kind of electronic equipment and its linkage |
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|---|---|
| CN111946730B (en) | 2021-10-26 |
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Effective date of registration: 20230407 Address after: 518000 Room 201, building A, No. 1, Qian Wan Road, Qianhai Shenzhen Hong Kong cooperation zone, Shenzhen, Guangdong (Shenzhen Qianhai business secretary Co., Ltd.) Patentee after: Shenzhen Huaxi Investment Co.,Ltd. Address before: 6 / F, No. B5, Lane 999, Yangfan Road, Meixu street, Yinzhou District, Ningbo City, Zhejiang Province Patentee before: TCL COMMUNICATION (NINGBO) Co.,Ltd. |