CN112769984A - Folding mechanism and electronic equipment - Google Patents
Folding mechanism and electronic equipment Download PDFInfo
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- CN112769984A CN112769984A CN202110089576.XA CN202110089576A CN112769984A CN 112769984 A CN112769984 A CN 112769984A CN 202110089576 A CN202110089576 A CN 202110089576A CN 112769984 A CN112769984 A CN 112769984A
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- bracket
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- support
- sliding rod
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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
- H04M1/0216—Foldable in one direction, i.e. using a one degree of freedom hinge
- H04M1/022—The hinge comprising two parallel pivoting axes
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- Signal Processing (AREA)
- Telephone Set Structure (AREA)
Abstract
The application discloses folding mechanism and electronic equipment relates to terminal technical field, and folding mechanism includes: the device comprises a first bracket, a second bracket, a rotating assembly, a first shaft body, a cam, a sliding rod and an elastic body; the first bracket is rotationally connected with the second bracket through a rotating assembly; the rotating assembly comprises a transmission gear; at least one of the first bracket and the second bracket is provided with a first shaft body, and the transmission gear and the cam are fixedly sleeved on the first shaft body; the end part of one end of the sliding rod is stopped against the outer side wall of the cam, and the sliding rod can move in the direction close to or far away from the cam; one end of the elastic body is connected with the sliding rod, and the other end of the elastic body is connected with the bracket where the elastic body is arranged; the transmission gear rotates under the relative rotation condition of the first support and the second support, the transmission gear drives the lower cam to rotate, and the end part of one end of the sliding rod starts to stop to abut against the outer side wall of the cam under the action of the elastic body. In the folding process, a rotating friction force is generated between the end part of one end of the sliding rod and the outer side wall of the cam, and a damping feeling is generated.
Description
Technical Field
The application belongs to the technical field of terminals, and particularly relates to a folding mechanism and electronic equipment.
Background
With the continuous development of the mobile phone industry, the flexible folding screen becomes a new concern. The flexible screen has a plurality of structural modes for opening and closing with hand feeling. The folding structure that opens and shuts of present folding screen equipment, when the screen is bent and is turned back, does not have the damping and feels, and user's hand feeling power damping is felt poorly.
Disclosure of Invention
The embodiment of the application aims to provide a folding mechanism and electronic equipment, and aims to solve the problems that a folding screen does not have damping feeling and is poor in hand feeling and damping feeling in the folding process.
In order to solve the technical problem, the present application is implemented as follows:
in a first aspect, an embodiment of the present application provides a folding mechanism, which is applied to a folding screen, and includes:
the device comprises a first bracket, a second bracket, a rotating assembly, a first shaft body, a cam, a sliding rod and an elastic body;
the first bracket and the second bracket are rotationally connected through the rotating assembly;
the rotating assembly comprises a transmission gear;
at least one of the first support and the second support is provided with the first shaft body, and the transmission gear and the cam are fixedly sleeved on the first shaft body;
the end part of one end of the sliding rod is abutted against the outer side wall of the cam, and the sliding rod can move in a direction close to or far away from the cam;
one end of the elastic body is connected with the sliding rod, and the other end of the elastic body is connected with the bracket where the elastic body is located;
the transmission gear rotates under the condition that the first support and the second support rotate relatively, the cam rotates under the driving of the transmission gear, and under the action of the elastic body, the end part of one end of the sliding rod is abutted to the outer side wall of the cam.
Wherein, all be equipped with on first support with the second support first axis body, rotating assembly includes:
the first gear is fixed on the first bracket;
the second gear is fixed on the second bracket;
a first end of the second shaft body is in meshing transmission with the first gear through key teeth, and a second end of the second shaft body is in meshing transmission with the transmission gear on the first support through key teeth;
and the second end of the third shaft body is in meshing transmission with the second gear through key teeth, and the first end of the third shaft body is in meshing transmission with the transmission gear on the second support through key teeth.
The outer side wall of the cam is provided with a plurality of grooves which are arranged at intervals along the circumferential direction of the cam, and one end of the sliding rod can be inserted into or pulled out of the grooves under the condition that the cam rotates.
The outer side wall of the cam is provided with a groove, the groove extends along the circumferential direction of the cam, and the groove is located on the bottom wall of the groove.
The elastic body comprises a spring, the spring is sleeved on the sliding rod, one end of the spring is connected with the sliding rod, and the other end of the spring is connected with the support where the spring is located.
The first shaft body is arranged on the first support, the first support comprises a first hinge support and a first support body, the first shaft body and the first support body on the first support are arranged on the first hinge support, the second support comprises a second hinge support and a second support body, the second support body is arranged on the second hinge support, the first hinge support and the second hinge support are pivoted through the rotating assembly, and the first support body can move along the moving direction of the sliding rod on the first support;
the periphery of the one end of slide bar is equipped with the boss, be equipped with first through-hole on the first hinge support, on the first support body with the corresponding position of first through-hole sets up first connecting hole, the other end of slide bar is worn to establish first through-hole with in the first connecting hole and with first support body fixed connection, the one end of spring is connected the boss, the other end of spring is connected first support body, the boss be located first hinge support with between the cam.
The first shaft body on the second support is arranged on the second hinge support, and the second support body can move along the movement direction of the sliding rod on the second support;
the periphery of the one end of slide bar is equipped with the boss, be equipped with the second through-hole on the second hinge support, on the second support body with the corresponding position of second through-hole sets up the second connecting hole, the other end of slide bar is worn to establish the second through-hole with in the second connecting hole and with second support body fixed connection, the one end of spring is connected the boss, the other end of spring is connected the second support body, the boss is located the second hinge support with between the cam.
Wherein, the motion direction of the slide bar is perpendicular to the first shaft body.
Wherein, the rotating assembly still includes:
the first support and the second support are pivoted through the hinge framework.
In a second aspect, an embodiment of the present application provides an electronic device, including the folding mechanism described in the foregoing embodiment;
the display screen comprises a first display screen and a second display screen, wherein the first display screen is connected with the first support, and the second display screen is connected with the second support.
According to this application embodiment's folding mechanism, be applied to folding screen, include: the device comprises a first bracket, a second bracket, a rotating assembly, a first shaft body, a cam, a sliding rod and an elastic body; the first bracket and the second bracket are rotationally connected through the rotating assembly; the rotating assembly comprises a transmission gear; at least one of the first support and the second support is provided with the first shaft body, and the transmission gear and the cam are fixedly sleeved on the first shaft body; the end part of one end of the sliding rod is abutted against the outer side wall of the cam, and the sliding rod can move in a direction close to or far away from the cam; one end of the elastic body is connected with the sliding rod, and the other end of the elastic body is connected with the bracket where the elastic body is located; the transmission gear rotates under the condition that the first support and the second support rotate relatively, the cam rotates under the driving of the transmission gear, and under the action of the elastic body, the end part of one end of the sliding rod is abutted to the outer side wall of the cam. In the folding mechanism of this application embodiment first support with under the relative pivoted condition of second support drive gear rotates, and drive gear rotates and drives the cam rotates under the effect of elastomer the tip of the one end of slide bar begins to terminate to support in the lateral wall of cam to at folding in-process, the tip of the one end of slide bar with produce the friction of rotating between the lateral wall of cam, produce the damping effect, and then produce the damping and feel, at the folding in-process of support, improve user's hand and feel power damping impression.
Drawings
FIG. 1 is a schematic diagram of a folding mechanism according to an embodiment of the present application;
FIG. 2 is a schematic view of the folding mechanism of the embodiment of the present application in a folded state;
FIG. 3a is a schematic view of the slide bar mating with the cam;
FIG. 3b is another schematic view of the slide bar mating with the cam;
FIG. 4 is an exploded view of the folding mechanism in cooperation with the display screen;
FIG. 5 is a schematic view of the groove engaging with the slide bar;
FIG. 6 is another schematic structural view of a folding mechanism in an embodiment of the present application;
FIG. 7 is another exploded view of the folding mechanism in cooperation with the display screen;
FIG. 8 is a schematic view of the folding mechanism of the present application in a folded position in cooperation with a display screen;
FIG. 9 is a schematic view of the folding mechanism of the present application in an extended position in cooperation with a display screen;
FIG. 10 is another schematic view of the folding mechanism of the present application in a folded state in cooperation with a display screen;
FIG. 11 is another exploded view of the folding mechanism in cooperation with the display screen in the embodiment of the present application;
fig. 12 is a schematic view of the folding process of the folding mechanism in the embodiment of the present application.
Reference numerals
A first support 10; a first gear 11; a first shaft body 12; a transmission gear 13;
a second bracket 20; a second gear 21; a second shaft body 22; the third shaft body 23;
a cam 30; a slide bar 31; a recess 32; a spring 33; a boss 34;
a first hinge bracket 40; a first frame body 41;
a second hinge bracket 50; a second frame body 51;
a display screen 60;
a hinge frame 70;
an electronic device 100.
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 some, but not all, embodiments of the present application. 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.
The terms first, second and the like in the description and in the claims of the present application are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used is interchangeable under appropriate circumstances such that the embodiments of the application are capable of operation in sequences other than those illustrated or described herein. In addition, "and/or" in the specification and claims means at least one of connected objects, a character "/" generally means that a preceding and succeeding related objects are in an "or" relationship.
The following describes in detail the folding mechanism provided in the embodiments of the present application with reference to fig. 1 to 12 through specific embodiments and application scenarios thereof.
As shown in fig. 1 to 2 and 4 to 12, a folding mechanism according to an embodiment of the present application, applied to a folding screen, includes a first bracket 10, a second bracket 20, a rotating assembly, a first shaft 12, a cam 30, a sliding rod 31, and an elastic body; wherein, the first bracket 10 is rotatably connected with the second bracket 20 through a rotating assembly, and the rotating assembly comprises a transmission gear 13. At least one of the first bracket 10 and the second bracket 20 is provided with a first shaft 12, for example, a first shaft 12 is respectively provided on the first bracket 10 and the second bracket 20, the transmission gear 13 and the cam 30 are both fixedly sleeved on the first shaft 12, the transmission gear 13 is fixed on the first shaft 12 so that the transmission gear 13 can drive the first shaft 12 to rotate when rotating, the cam 30 is fixedly sleeved on the first shaft 12 so that the cam 30 rotates with the first shaft 12, for example, in the case that the first bracket 10 and the second bracket 20 are respectively provided with a first shaft 12, the cam 30 on the first bracket 10 is sleeved on the first shaft 12 on the first bracket 10, the cam 30 on the first shaft 12 is rotated with the first shaft 12, the cam 30 on the second bracket 20 is sleeved on the first shaft 12 on the second bracket 20, the cam 30 sleeved on the first shaft 12 rotates along with the rotation of the first shaft 12.
The end of one end of the sliding rod 31 abuts against the outer side wall of the cam 30, the outer side wall of the cam 30 may have a certain roughness, so that the end of one end of the sliding rod 31 may generate frictional resistance when moving on the outer side wall of the cam 30, the sliding rod 31 may move in a direction close to or away from the cam 30, one end of the elastic body is connected with the sliding rod 31, the other end of the elastic body is connected with the bracket where the elastic body is located, the transmission gear 13 rotates under the condition that the first bracket 10 and the second bracket 20 rotate relatively, the cam 30 rotates under the driving of the transmission gear 13, and under the action of the elastic body, the end of one end of the sliding rod 31 always abuts against the outer side wall of. During the folding process, the end of one end of the sliding rod 31 is driven to stop against the outer side wall of the cam 30 under the action of the elastic body, so that during the movement of the sliding rod 31 in the direction approaching or departing from the cam 30, the end of one end of the sliding rod 31 starts to stop against the outer side wall of the cam 30, and the end of one end of the sliding rod 31 can generate frictional resistance when moving on the outer side wall of the cam 30, so as to generate damping force. In the application process, the folding mechanism is applied to the folding screen, the display screen can be folded, the first end of the display screen is connected with the first support 10, the second end of the display screen is connected with the second support 20, the display screen can be conveniently folded or unfolded according to needs, a damping feeling is generated in the folding process, the size of the equipment is reduced, and meanwhile, the requirement of large display area can be met; the utility model has the advantages of simple structure, the structure occupation space is less, and the machining precision requirement is simple relatively, is favorable to having reduced the weight and the volume of complete machine.
In the folding mechanism of the embodiment of the application, the transmission gear 13 rotates under the condition that the first support 10 and the second support 20 rotate relatively, the cam 30 rotates under the driving of the transmission gear 13, the end part of one end of the sliding rod 31 always abuts against the outer side wall of the cam 30 under the action of the elastic body, and the end part of one end of the sliding rod 31 always abuts against the outer side wall of the cam 30 under the action of the elastic body, so that in the folding process, a rotating friction force is generated between the end part of one end of the sliding rod 31 and the outer side wall of the cam 30, a damping effect is generated, a damping feeling is further generated, and in the folding process of the supports, the damping feeling of the hand feeling of a user is improved.
In some embodiments, as shown in fig. 1 and 2, the first shaft 12 is disposed on each of the first bracket 10 and the second bracket 20, and the rotating assembly includes: the first gear 11 is fixed on the first support 10, the second gear 21 is fixed on the second support 20, the first end of the second shaft 22 is in meshing transmission with the first gear 11 through the key teeth, and the second end of the second shaft 22 is in meshing transmission with the transmission gear 13 on the first support 10 through the key teeth; the second shaft body 22 and the third shaft body 23 are parallel to each other, the second end of the third shaft body 23 is in meshing transmission with the second gear 21 through splines, the first end of the third shaft body 23 is in meshing transmission with the transmission gear 13 on the second support 20 through splines, and the second shaft body 22 and the third shaft body 23 are in meshing transmission through splines. Under the condition that the first bracket 10 and the second bracket 20 rotate relatively, the first gear 11 drives the second shaft 22 to rotate, and the second shaft 22 drives the transmission gear 13 on the first bracket 10 to rotate, so as to drive the cam 30 on the first shaft 12 of the first bracket 10 to rotate; the second gear 21 drives the third shaft 23 to rotate, and the third shaft 23 drives the transmission gear 13 on the second bracket 20 to rotate, thereby driving the cam 30 on the first shaft 12 of the second bracket 20 to rotate.
In the embodiment of the present application, as shown in fig. 5, the outer side wall of the cam 30 is provided with a plurality of grooves 32, the size, shape and depth of the grooves 32 are matched with one end of the sliding rod 31, one end of the sliding rod 31 may be an arc-shaped surface, so that one end of the sliding rod 31 may be inserted into or removed from the grooves 32 during the rotation of the cam 30, the plurality of grooves 32 are arranged at intervals along the circumferential direction of the cam 30, one end of the sliding rod 31 may be inserted into or removed from the grooves 32 under the rotation of the cam 30, and the hovering of the folding mechanism may be realized when one end of the sliding rod 31 is inserted into the grooves 32 under the rotation of the cam 30, so that the first support 10 and the second support 20 may hover at a certain angle for the user to; when the folding is continued, the first bracket 10 and the second bracket 20 are relatively rotated, and the slide bar 31 is moved along the length direction of the slide bar 31 with the rotation of the cam 30, and one end of the slide bar 31 is disengaged from the groove 32.
In some embodiments, the outer side wall of the cam 30 may be provided with a groove, which may extend in the circumferential direction of the cam 30, and the groove 32 is located on the bottom wall of the groove. That is, a groove may be formed on an outer side wall of the cam 30, the groove may extend along a circumferential direction of the cam 30, and one end of the sliding rod 31 may be disposed in the groove, so that the one end of the sliding rod 31 is not easily separated from the outer side wall of the cam 30 during rotation of the cam 30, and has a limiting effect on the one end of the sliding rod 31. A plurality of grooves 32 may be disposed at the bottom of the groove, so that one end of the sliding rod 31 is stably engaged with the grooves 32, and the first support 10 and the second support 20 are stably suspended at a certain angle.
In the embodiment of the present application, as shown in fig. 1, fig. 2, fig. 5 and fig. 6, the elastic body includes a spring 33, the spring 33 is sleeved on the sliding rod 31, one end of the spring 33 is connected to the sliding rod 31, the other end of the spring 33 is connected to a bracket where the spring 33 is located, and the spring 33 may be in a compressed state in the length direction of the sliding rod 31, so that when the cam 30 rotates, the end of one end of the sliding rod 31 is driven by the elastic force of the spring 33 to abut against the outer side wall of the cam 30, so that a rotational friction force is generated between the end of one end of the sliding rod 31 and the outer side wall of the cam 30, and a damping.
In some embodiments, as shown in fig. 1, 2, 5 and 6, the first shaft 12 is disposed on the first bracket 10, the first bracket 10 includes a first hinge bracket 40 and a first frame body 41, the first shaft 12 and the first frame body 41 on the first bracket 10 are disposed on the first hinge bracket 40, the second bracket 20 includes a second hinge bracket 50 and a second frame body 51, the second frame body 51 is disposed on the second hinge bracket 50, the first hinge bracket 40 and the second hinge bracket 50 are pivoted by a rotating assembly, and the first frame body 41 is movable along a moving direction of the sliding rod 31 on the first bracket 10. The periphery of the one end of slide bar 31 is equipped with boss 34, is equipped with first through-hole on the first hinge support 40, and the position corresponding with first through-hole on the first support body 41 sets up first connecting hole, and the other end of slide bar 31 wears to establish in first through-hole and first connecting hole and with first support body 41 fixed connection, and slide bar 31 can remove in first through-hole, drives first support body 41 and removes when slide bar 31 removes. One end of the spring 33 is connected with the boss 34, the other end of the spring 33 is connected with the first frame body 41, the boss 34 is located between the first hinge support 40 and the cam 30, in the folding process, in the rotating process of the cam 30, because the radial size of the cam 30 is different, the cam 30 has a curved profile, the slide rod 31 can move in the length direction of the slide rod 31, the spring 33 is also in different compression states, when the slide rod 31 moves in the bouncing process, the spring can drive the first frame body 41 to move along the movement direction of the slide rod 31 on the first support 10, and the space accommodation of the screen length is favorably realized.
In the embodiment of the present application, the first shaft 12 is provided on the second bracket 20, the first shaft 12 on the second bracket 20 is provided on the second hinge bracket 50, and the second frame body 51 is movable along the moving direction of the slide rod 31 on the second bracket 20; the periphery of the one end of the slide bar 31 is provided with a boss 34, the second hinge bracket 50 is provided with a second through hole, a second connecting hole is arranged at a position corresponding to the second through hole on the second bracket body 51, the other end of the slide bar 31 penetrates through the second through hole and the second connecting hole and is fixedly connected with the second bracket body 51, the slide bar 31 can move in the second through hole, one end of the spring 33 is connected with the boss 34, the other end of the spring 33 is connected with the second bracket body 51, and the boss 34 is positioned between the second hinge bracket 50 and the cam 30. In the folding process, in the rotating process of the cam 30, because the radial sizes of the cam 30 are different, the sliding rod 31 can move in the length direction of the sliding rod 31, the spring 33 is also in different compression states, and the spring can drive the second frame body 51 to move along the movement direction of the sliding rod 31 on the second support 20 when the sliding rod 31 moves in the bouncing process, which is beneficial to realizing the spatial accommodation of the screen length.
As shown in fig. 8 to 10, in the relative rotation process of the bracket, when the bracket is unfolded, and the screen on the bracket is unfolded by 180 °, the sliding rod 31 generates a rotation friction force and a damping effect under the action of the spring force, so that hovering during bending is realized, and the hand feeling during bending is softer. When the mobile phone is bent by 180 degrees, the mobile phone is bent to half size, due to the connection effect of the rotating assembly, the frame body is pushed to slide to the middle area, the cam 30 is driven to rotate, the cam 30 rotates to be located in the shortest diameter area, the shortest diameter area of the cam 30 abuts against one end of the sliding rod 31, and the extra screen length is accommodated and absorbed when the screen is bent back; when the mobile phone is unfolded, the cam 30 rotates to be located in the maximum diameter area, the maximum diameter area of the cam 30 abuts against one end of the sliding rod 31, and the sliding rod 31 drives the frame bodies to move, so that the relative space between the two frame bodies is increased to accommodate the screen.
In the use process, when the device (such as a mobile phone) with the folding mechanism is unfolded to bend the screen reversely, the first shaft body 12 rotates to drive the cam 30 to rotate, the sliding rod 31 is always in surface contact with the cam 30 under the action of the spring force, the cam 30 rotates to push the sliding rod 31 to move linearly, and then the first frame body 41 and the second frame body 51 are pushed to retract in a sliding mode, and the sliding rod 31 and the corresponding frame bodies are fixed to move together, so that the length of the screen in the folding process is reduced. When the bent mobile phone is bent to a flat screen, the first shaft body 12 rotates to drive the cam 30 to rotate, the sliding rod 31 is always in contact with the surface of the cam 30 under the action of the spring force, the cam 30 rotates to push the sliding rod 31 to move linearly, and the sliding rod 31 and the corresponding frame body are fixed to move together, so that the frame body is pushed to slide relative to the hinge support where the frame body is located, the length increased when the screen is unfolded is accommodated, and the flat unfolding of the screen is realized. Because the slide bar 31 promotes the support body to slide when the cam 30 rotates, can realize the extension of screen bending length and change, can not produce the power of dragging to the screen, the screen life-span of bending increases, and is difficult to lead to the screen and the clearance increase of structure all around.
In some embodiments, the movement direction of the sliding rod 31 is perpendicular to the first shaft 12, so that the sliding rod 31 can move stably, and the stability during the folding process can be ensured.
Optionally, as shown in fig. 1, the rotating assembly further includes a hinge frame 70, the first support 10 and the second support 20 are pivoted by the hinge frame 70, the hinge frame 70 has a supporting function, and can support a middle area of the screen when the screen is unfolded, so that the user does not sink when pressing the screen and the touch experience is not affected.
The embodiment of the application provides an electronic device, which comprises the folding mechanism in the embodiment; the display screen comprises a first display screen and a second display screen, wherein the first display screen is connected with the first support 10, and the second display screen is connected with the second support 20. Electronic equipment can produce the damping effect at folding in-process, and then produces the damping and feel, improves user's hand feeling power damping impression.
In the embodiment of the application, as shown in fig. 4 and 7, the first display screen and the second display screen can be integrally formed into the display screen 60, the first end of the display screen 60 can be connected with the first support 10, and the second end of the display screen 60 can be connected with the second support 20, so that the display screen can be folded or unfolded as required, the space occupation of equipment is reduced, the requirement of a large display screen can be met, and the damping sense is generated in the folding process.
While the present embodiments have been described with reference to the accompanying drawings, it is to be understood that the invention is not limited to the precise embodiments described above, which are meant to be illustrative and not restrictive, and that various changes may be made therein by those skilled in the art without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (10)
1. A folding mechanism is applied to folding screen, its characterized in that includes: the device comprises a first bracket, a second bracket, a rotating assembly, a first shaft body, a cam, a sliding rod and an elastic body;
the first bracket and the second bracket are rotationally connected through the rotating assembly;
the rotating assembly comprises a transmission gear;
at least one of the first support and the second support is provided with the first shaft body, and the transmission gear and the cam are fixedly sleeved on the first shaft body;
the end part of one end of the sliding rod is abutted against the outer side wall of the cam, and the sliding rod can move in a direction close to or far away from the cam;
one end of the elastic body is connected with the sliding rod, and the other end of the elastic body is connected with the bracket where the elastic body is located;
the transmission gear rotates under the condition that the first support and the second support rotate relatively, the cam rotates under the driving of the transmission gear, and under the action of the elastic body, the end part of one end of the sliding rod is abutted to the outer side wall of the cam.
2. The folding mechanism of claim 1 wherein said first shaft is disposed on each of said first bracket and said second bracket, said pivot assembly comprising:
the first gear is fixed on the first bracket;
the second gear is fixed on the second bracket;
a first end of the second shaft body is in meshing transmission with the first gear through key teeth, and a second end of the second shaft body is in meshing transmission with the transmission gear on the first support through key teeth;
and the second end of the third shaft body is in meshing transmission with the second gear through key teeth, and the first end of the third shaft body is in meshing transmission with the transmission gear on the second support through key teeth.
3. The folding mechanism of claim 1, wherein the outer side wall of the cam is provided with a plurality of grooves spaced along the circumference of the cam, and one end of the slide rod can be inserted into or removed from the grooves when the cam rotates.
4. The folding mechanism of claim 3, wherein the outer side wall of the cam is provided with a groove extending along the circumferential direction of the cam, and the groove is located on the bottom wall of the groove.
5. The folding mechanism of claim 1, wherein the elastic body comprises a spring, the spring is sleeved on the sliding rod, one end of the spring is connected with the sliding rod, and the other end of the spring is connected with the bracket where the spring is located.
6. The folding mechanism according to claim 5, wherein the first shaft is disposed on the first bracket, the first bracket comprises a first hinge bracket and a first frame body, the first shaft and the first frame body on the first bracket are disposed on the first hinge bracket, the second bracket comprises a second hinge bracket and a second frame body, the second frame body is disposed on the second hinge bracket, the first hinge bracket and the second hinge bracket are pivoted by the rotating component, and the first frame body is movable along the moving direction of the sliding rod on the first bracket;
the periphery of the one end of slide bar is equipped with the boss, be equipped with first through-hole on the first hinge support, on the first support body with the corresponding position of first through-hole sets up first connecting hole, the other end of slide bar is worn to establish first through-hole with in the first connecting hole and with first support body fixed connection, the one end of spring is connected the boss, the other end of spring is connected first support body, the boss be located first hinge support with between the cam.
7. The folding mechanism of claim 6 wherein said first shaft is disposed on said second bracket, said first shaft on said second bracket is disposed on said second hinge bracket, and said second bracket is movable along a direction of movement of said slide bar on said second bracket;
the periphery of the one end of slide bar is equipped with the boss, be equipped with the second through-hole on the second hinge support, on the second support body with the corresponding position of second through-hole sets up the second connecting hole, the other end of slide bar is worn to establish the second through-hole with in the second connecting hole and with second support body fixed connection, the one end of spring is connected the boss, the other end of spring is connected the second support body, the boss is located the second hinge support with between the cam.
8. The folding mechanism of claim 1 wherein said slide bar moves in a direction perpendicular to said first shaft.
9. The folding mechanism of claim 1 wherein said rotating assembly further comprises:
the first support and the second support are pivoted through the hinge framework.
10. An electronic device comprising the folding mechanism of any one of claims 1-9;
the display screen comprises a first display screen and a second display screen, wherein the first display screen is connected with the first support, and the second display screen is connected with the second support.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110089576.XA CN112769984B (en) | 2021-01-22 | 2021-01-22 | Folding mechanism and electronic equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110089576.XA CN112769984B (en) | 2021-01-22 | 2021-01-22 | Folding mechanism and electronic equipment |
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| Publication Number | Publication Date |
|---|---|
| CN112769984A true CN112769984A (en) | 2021-05-07 |
| CN112769984B CN112769984B (en) | 2023-05-23 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110089576.XA Active CN112769984B (en) | 2021-01-22 | 2021-01-22 | Folding mechanism and electronic equipment |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113676577A (en) * | 2021-08-17 | 2021-11-19 | 维沃移动通信有限公司 | Folding mechanism and electronic equipment |
| CN115037817A (en) * | 2021-11-08 | 2022-09-09 | 荣耀终端有限公司 | Cam assembly, folding mechanism, terminal device and manufacturing method of cam assembly |
| WO2022262684A1 (en) * | 2021-06-17 | 2022-12-22 | 华为技术有限公司 | Folding hinge structure and folding electronic device |
| WO2023082838A1 (en) * | 2021-11-12 | 2023-05-19 | 荣耀终端有限公司 | Hinge assembly and foldable electronic device |
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| WO2022262684A1 (en) * | 2021-06-17 | 2022-12-22 | 华为技术有限公司 | Folding hinge structure and folding electronic device |
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| CN115037817A (en) * | 2021-11-08 | 2022-09-09 | 荣耀终端有限公司 | Cam assembly, folding mechanism, terminal device and manufacturing method of cam assembly |
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| WO2023082838A1 (en) * | 2021-11-12 | 2023-05-19 | 荣耀终端有限公司 | Hinge assembly and foldable electronic device |
| CN117167394A (en) * | 2022-05-27 | 2023-12-05 | 荣耀终端有限公司 | Rotating shaft structure and electronic equipment |
| WO2024140396A1 (en) * | 2022-12-26 | 2024-07-04 | 维沃移动通信有限公司 | Electronic device |
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| CN112769984B (en) | 2023-05-23 |
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